S. Concrete sealing, coating, waterproofing, or dampproofing--are classified in Industry 238390, Other Building Finishing Contractors; and Paving residential driveways, commercial parking lots, and other private parking areas--are classified in Industry 238990 , All Other Specialty Trade Contractors. General contractors primarily engaged in construction (including new work, additions, alterations, remodeling, and repair) of single-family houses. 1623 - Water, Sewer, Pipeline, and Communications and Power Line Construction. . It is most commonly aligned with the PSC R499, Other Professional. & NAICS Codes National Connections Peer Groups Strategic Partners. . LICENSED GENERAL CONTRACTOR. NAICS codes are reviewed and revised every five years to keep the classification system current with changes in economic activities. [email protected] Searches General Contractors Victoria General Contractors Custom Look Contracting Ltd Custom Look Contracting SM General Contractors SIC Code 15,152. New Warehouse Building Construction—NAICS 236221. Establishments in this industry do not provide operating staff. Aluminum door and window, residential-type, installation. Construction Partners Inc. , from manufactured to natural. NAICS Codes: Decoded. MAS- PS Old SIN to New SIN/ NAICS Code Crosswalk Table. Seven industries in the 2017 NAICS structure have been. 236220-02 - Barns. The description for the NAICS Code 236115 - New Single - Family Housing Construction (except For - Sale Builders) is: This U. 6%: 3. These establishments include residential housing general contractors, operative builders and. 2018-03-23. Buy Business List - SIC 1629. 86, No. Vol. AGC of America is the leading association for the construction industry. Building Finishing Contractors: NAICS 2383. New NAICS 2022 all other general merchandise retailers (42-455219) combined a portion of electronic shopping and mail-order houses (42-454100), a portion of other direct selling. The total value of the requirement is $10,000,000, with the construction portion comprising $8,000,000, and the services portion comprising $2,000,000. Businesses must use 999000. Industry: 1522—General Contractors—Residential Buildings, Other Than Single-Family. NAICS. 315210 - Cut and Sew Apparel Contractors. Rhoads Industries Inc. 562910 – Remediation Services. 236220. 125. NAICS 2017 NAICS Index Entries for 236210; 236210: 236210:. Industry 236118. The Instructions for Schedule C (Form 1040) have been updated to reflect the new code. These national industry-specific occupational employment and wage estimates are calculated with data collected from employers of all sizes, in metropolitan. Other Heavy and Civil Engineering Construction. The NAICS code 238170 is described as Siding Contractors. Nothing found! A searchable list of General Liability industry codes for finding the best GL ISO classification codes. Prime contractors work directly with the government. 0 - This sector comprises establishments primarily engaged in constructing, repairing and renovating buildings and engineering works, and in subdividing and developing land. NAICS Code: 541990 All Other Professional, Scientific, and Technical Services | NAICS Association. Sandblasting building exteriors--are classified in Industry 238990, All Other Specialty Trade Contractors. Addition, alteration and renovation, general contractor s, commercial and institutional building. The NAICS code 238220 is described as Plumbing, Heating, and Air-Conditioning Contractors. NAICS Code 236115 Description. S. For example, Firm Q is certified in NAICS code 238210 (electrical specialty work) and NAICS code 237310 (general highway construction). 99988. General contractors primarily engaged in the construction (including new work, additions, alterations, remodeling, and repair) of industrial buildings and warehouses, such as aluminum plants, automobile assembly plants, pharmaceutical manufacturing plants, and. Kirk & Blum Manufacturing Co. 1521 General Contractors-Single-Family Houses; 1522 General Contractors-Residential Buildings, Other Than Single-Family; Industry Group 153: Operative Builders. Exterior Painting for buildings or structures exceeding three stories – > General Liability Class Code 98303 . 2381. 505 now requires that “for a contract or order assigned a NAICS code for general construction, the [small business prime contractor] will not pay more than 85 percent of the amount paid by the Government for contract performance, excluding the cost of materials, to subcontractors that are not. 7056. Industry: 1629—Heavy Construction, Not Elsewhere Classified. The NAICS Code for general contracting (residential) is NAICS 23611. Included in this industry group are residential housing general contractors, operative builders and. 3339. 47QTCA19D00AQ: 202-856-3899:Buy Business List - NAICS 236118. It is part of the Building Finishing Contractors (2383) Industry Group, and part of the Construction (23) Sector. National Industry: 6-digit code. , highways and utility systems). These SINs are NAICS based and assist the ordering activity in applying the proper NAICS code for the order. The related North American Industry Classification System Code(s) for NAICS Code 236210 - Industrial Building Construction is: Constructing oil refineries and petrochemical plants--are classified in Industry 237120, Oil and Gas Pipeline and Related Structures Construction;; Constructing water treatment plants, sewage treatment plants, and. for "general contractors". Other Heavy and Civil Engineering Construction. Learn more about the structure of NAICS codes. This major group includes general contractors and operative builders primarily engaged in the construction of residential, farm, industrial, commercial, or other buildings. additions, alterations, maintenance, and repairs. Special trade contractors primarily engaged in construction work, not elsewhere classified, such as construction of swimming pools and fences, erection and installation of ornamental metal work, house. Examples: Aqueduct construction - general contractors, Cable laying. The business address is 1081 Fort St, Victoria, BC V8V 3K5. 2379. 2007 NAICS 2012 NAICS 2017 NAICS Index Entries for 541330; 541330: 541330: 541330: Acoustical engineering consulting services: 541330: 541330: 541330:6013 W. 561990 – All Other Support Services. 2383 - Building Finishing Contractors Top Businesses by Annual Sales for 2383 – Click for Complete Profiles: Topbuild Corp: Anning-Johnson Company: Brock Holdings II Inc:. Specialty trade contractors are included in this industry. It is crucial to your application steps that you account for fees it takes to get your contractor’s license in Nevada. NAICS Codes: Decoded. 561210 – Facilities Support Services. ”. 315210 - Cut and Sew Apparel Contractors. Transportation Maryland Dept. For the specialty trade contractor industries (NAICS 238), BLS uses six-digit NAICS codes ending in “1” for residential construction units and “2” for nonresidential construction units, instead of “0. General and Operations Managers: detail: 25,600: 3. 237130-01 -. 20%: $44. General contractors primarily engaged in the construction (including new work, additions, alterations, remodeling, and repair) of industrial buildings and warehouses, such as aluminum plants, automobile assembly plants, pharmaceutical manufacturing plants, and. This industry comprises establishments primarily engaged in pouring and finishing concrete foundations and structural elements. 0 238320 Painting and Wall Covering Contractors $19. 1799 Special Trade Contractors, Nec. PSC Manual April 2022. In-depth Industry Analysis: Explore Comprehensive Details on NAICS Code Extended Pages. Industries in the Building, Developing, and General Contracting subsector comprises establishments primarily responsible for the entire construction (i. Industry 236115, New Single-Family Housing Construction (except For-Sale Builders); Building multifamily buildings for others as general contractors--are classified in U. for "concrete-construction". 23 Construction 31-33 Manufacturing 42 Wholesale Trade 44-45 Retail Trade 48-49 Transportation and Warehousing 51 Information 52 Finance and Insurance 53 Real Estate and Rental and Leasing. Section 121. INDUSTRY PROFILE: Construction NAICS CODES: 236118 (Residential Remodelers) 2 4. 237110. 72 KB : Feb 9, 2023 : PSC Manual April 2022. 236210. 0 238220 Plumbing, Heating, and Air Conditioning Contractors $19. The three-digit code specifies the economic subsector. 238210 Electrical Contractors and Other Wiring Installation Contractors . NAICS. Extended NAICS Codes (8-digit) for Power and Communication Line and Related Structures Construction. Cut and sew apparel, except contractors: Moved into new NAICS 2022 cut and sew apparel manufacturing (except contractors) (32-315250) 4243. 237120 - Oil and Gas Pipeline and Related Structures Construction. General contractors primarily engaged in the construction (including new work, additions, alterations, remodeling, and repair) of nonresidential buildings, other than industrial buildings and warehouses. 0 238290 Other Building Equipment Contractors $22. Section 121. 315210 - Cut and Sew Apparel Contractors. These SINs are NAICS based and assist the ordering activity in applying the proper NAICS code for the order. (616) 588-3488. National Industry: 6-digit code. Water well drilling, digging, boring or sinking (except water intake wells in oil and gas fields)A&E General Contractors, Inc is a profitable, high performance general contracting firm with top tier human resources. What is the NAICS code 561990? 561990 – All Other Support Services. The construction sector comprises establishments primarily engaged in the construction of buildings or engineering projects (e. 236220-01 - Airport Designers. Industry 561621 , Security Systems Services (except Locksmiths). This industry includes general contractors responsible for the on-site assembly of modular and prefabricated houses. The related SIC Code (s) for NAICS Code 238340 - Tile and Terrazzo Contractors is: Special trade contractors primarily engaged in setting and installing ceramic tile, marble, and mosaic, and in mixing marble particles and cement to make terrazzo at the site of construction. NAICS Code 236115 Description. Addition, alteration and renovation, general contractors, industrial building (except warehouses) 236210: 2018-03-23. Contractor Contract # Phone City, State Socio-Economic Contractor T&Cs /Pricelist View Catalog; 1 SOURCE CONSULTING, INC. SECTOR TITLE. On a general construction set-aside contract assigned a construction NAICS code, like 236210, under the new rule, the prime contractor cannot pay more than 85% of the amount paid by the government to it to firms that are not similarly situated. The organization of NAICS is as follows: Sector: 2-digit code. Petersen-Dean Inc. 9, Standard Industrial Classification of Enterprises; Notice. 8, Standard Industrial Classification of Establishments; and Elimination of Statistical Policy Directive No. Lock and waterway construction—general contractors. The above Crosswalk Table has been excerpted from the Available Offerings and. Appetite spotlight. , pouring concrete, site preparation, plumbing, painting, and electrical work) involved in building construction or other activities that are similar for all types of construction, but that are not responsible for the entire project. , highways and utility systems). 2007. building Construction, Single -. We have proven ourselves to be capable of executing highly profitable public and private construction contracts with significant experience in government, military and municipal contracting. North American Industry Classification System (NAICS) Canada 2012 - This sector comprises establishments primarily engaged in constructing, repairing and renovating buildings and engineering works, and in subdividing and developing land. Commercial General Building Contractors That Use The Design-bid-build And/or Design Build Project Delivery Methods. The NAICS sector code is a six digit number: the first two digits designate the largest business sector, the third digit designates the subsector, the. Let Us Help You Reach Your. NAICS 23611 - Residential Building Construction. 238220 - Plumbing, Heating, and Air-Conditioning Contractors. The related SIC Code(s) for NAICS Code 562910 - Remediation Services is: Description for 1799 Special Trade Contractors, Not Elsewhere Classified. S. The District of Columbia defines a “general contractor/construction manager” under NAICS Code 23-238990 as “any person who, for a fee, is contracted to do construction on real property owned, controlled, or leased by another person of commercial, industrial, institutional, governmental, residential or accessory use buildings or structures… NAICS code Total recordable cases. ; OASIS Small Business is a 100 percent Small Business Set-Aside contract (FAR 19. S. NAICS is the product of a collaborative effort between the United States (U. 2012. Residential Building Construction. is a full-service general contractor providing new construction, general renovation, interior & exterior construction services to Federal Government, industrial, and commercial clients across the Washington Metropolitan area. Farm Labor Contractors. Robert Ganter Contractors Inc. NAICS Code 238210 – Electrical Contractors and Other Wiring Installation Contractors NAICS Code 238220 – Plumbing, Heating, and Air-Conditioning Contractors NAICS. 7,993. This industry comprises establishments commonly referred to as contractors primarily engaged in (1) cutting materials owned by others for apparel and accessories and/or (2) sewing materials owned by others for apparel and accessories. S. Construction Code 230000 Construction 236000 Construction of buildings Manufacturing Code 310000 Manufacturing 323100 Printing and related support activities 339110 Medical equipment and supplies manufacturing Wholesale Trade Code 423000 Merchant wholesalers, durable goods 424000 Merchant wholesalers, nondurable goods Retail Trade Code 441100. ADDRESS. Structural Steel and Precast Concrete Contractors. In the design of NAICS, attention was given to developing production-oriented classifications for (a) new and emerging industries, (b) service industries in general, and (c) industries engaged in the production of advanced technologies. make up the Schedule. General contractors don’t fall neatly into one NAICS code. These establishments may operate on their own account or under contract to other. 91065 Remodeling and Alterations 236118 Remodeling and renovating general contractors, single-familiy housing; Remodeling and renovating general contractors, residential; Remodeling and renovating general contractors, multifamily building 236210 Industrial Building Construction 236220 Commercial and Institutional Building Construction NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size Standards SIC Codes 13-1074. Certain government programs, such as SBA loan programs and contracting opportunities, are reserved for small businesses. com or 206. The term construction includes new work, additions, alterations, reconstruction, installations, and repairs. 5 million size standard. 236220-05 - Building Contractors. g. The description for the NAICS Code 238350 - Finish Carpentry Contractors is: This Industry Comprises Establishments Primarily Engaged In Finish Carpentry Work. . However, if an 8(a) contractor rerepresents that it is other than small for the NAICS code(s) assigned under the contract in accordance with 19. Ahlers & Cressman PLLC’s lawyers have been assisting numerous general contractors, and small women and minority owned firms with their DBE questions over the last twenty-five years. 15420000 Nonresidential Construction, Nec. 238910. NAICS Index Entries for 238210; 238210: 238210: 238210: Airport runway lighting contractors: 238210: 238210: 238210: Alarm system (e. The construction work may be for others and performed by custom builders, general contractors, design builders, engineer-constructors, joint-venture contractors, and. This code is for classifying enterprises and collecting U. S. S. industry comprises general contractor establishments primarily responsible for the entire construction of new single-family housing, such as single-family detached houses and town houses or row houses where each housing unit (1) is separated from its neighbors by a ground-to-roof wall and (2) has. Buy Business List - NAICS 236220. NAICS. This industry group includes nonresidential general contractors, nonresidential for-sale builders, nonresidential design-build. Industry Group: 4-digit code. 236220-02 - Barns. NAICS. Focus on networking with other contractors currently doing business at DOE. When completing a SLEB (Small, Local & Emerging Business) application, you must identify your business in the County’s vendor database by. The NAICS code 238390 is described as Other Building Finishing Contractors. 236220. S. Buildings are distinguished by their primary function, such as residential, commercial and industrial. Mine site preparation and related construction activities, construction contractors. 237990 - Other Heavy and Civil Engineering Construction. docx: 970. 502) with the ability to do Socio-Economic Set-Asides (FAR 19. Travelers INDUSTRY Edge offers products and insights to help our customers stay ahead of risk by preparing for it and ultimately helping to reduce loss costs and keep projects running smoothly. NAICS 236100 - Residential Building Construction These national industry-specific occupational employment and wage estimates are calculated with data collected from employers of all sizes, in metropolitan and nonmetropolitan areas in every state and the District of Columbia, in NAICS 236100 - Residential Building Construction. SW, Suite 8800. . 9, Standard Industrial Classification of Enterprises; Notice. Top Businesses by Annual Sales for 238390 – Click for Complete Profiles: Leaffilter North LLC. 301-1 (a)(1)(i)(ii) states that to be eligible for award as a small business, an offeror must. 236116. If Firm Q performs code 238210 specialty and other work described in code 237310, only the non-electrical work. Firm Q later loses certification in code 238210. The industry comprises establishments primarily engaged in residential remodelers . Apartment building construction—general contractors. This industry comprises establishments primarily responsible for the construction (including new work, additions, alterations, maintenance, and repairs) of commercial and institutional buildings and related structures, such as stadiums, grain. for "residential construction". The related NAICS Code(s) for NCCI Workers Compensation Class Code 6325 - Conduit Construction - For Cables or Wires & Drivers is: 237130 - Power and Communication Line and Related Structures Construction. General contractors primarily engaged in construction (including new work, additions, alterations, remodeling, and repair) of residential buildings other than single-family houses. 508,034. service@gsa. The principal business activity code for an unclassified establishment has been changed from 999999 to 999000. Size standards define the largest size a business can be to participate in government contracting programs and compete for contracts reserved or set aside for small businesses. 2379. North American Industry Classification System (NAICS) Canada 2022 Version 1. Subsector: 3-digit code. Specialties such as roofing contractor (2488160), construction contractor (238140), and framing contractor (288230) are covered by the NISC Code 238 - Special Trade Contractor but all have unique codes. for "carpentry". , geothermal, ocean wave,. 7,993. Industry Group 152: General Building Contractors-residential. 6. This U. Buy Business List - SIC 1711. Census Bureau. More Details NAICS Code 236118 - Residential Remodelers is a final level code of the “ Construction ” Sector. Establishments primarily engaged in furnishing general or specialized management services on a day to day basis and on a contract or fee basis. July 02, 2021 [PDF, 372KB] North American Industry Classification System (NAICS) Updates for 2022; Update of Statistical Policy Directive No. 238910. g. The North American Industry Classification System (NAICS) is the standard used by Federal statistical agencies in classifying business establishments for the purpose of collecting, analyzing, and publishing statistical data related to the U. Find the right points of contact at GSA who can. R. 238160 Roofing Contractors . Prime contractors work directly with the government. If Firm Q performs code 238210 specialty and other work described in code 237310, only the non-electrical work counts. - 3:00 p. Seco Architectural Systems Inc. 0016. 2007. 00 if you perform Public and Private Construction; For a two year registration: This option is only available to contractors who meet the following criteria: Must have been continuously registered for the last two consecutive years Building multifamily residential buildings for others as general contractors--are classified in U. This Pool is comprised of efforts engaged in the three Key Services Areas (KSAs) identified in HCaTS: 1) Customized Training and Development Services, 2. North American Industry Classification System (NAICS) Canada 2012 - This Canadian industry comprises establishments primarily engaged in the construction or remodelling and renovation of single-family and multi-family residential buildings. 0 238310 Drywall and Insulation Contractors $19. Contracting officers are required by 13 C. Water and Sewer Line and Related Structures Construction. The Nuclear Fuel Services SBA size appeal decision confirms that when it comes to federal subcontracts, the prime contractor—not the government—assigns the. This U. 65: $55. , Rochester, NY 14620; telephone number: (202) 554–. 236220-05 - Building Contractors. Building single-family houses for others as general contractors--are classified in U. NAICS 236000 - Construction of Buildings is part of: Sector 23 - Construction. McCorvey Sheet Metal Works LP. 7,993. NAICS 236115 - New Single-Family Housing Construction (except Operative Builders) This U. General contractors primarily engaged in the construction (including new work, additions, alterations, remodeling, and repair) of nonresidential buildings, other. Others have two or more, depending on the type of business, operations performed, and classifications that apply. 125. 238110. Find Companies, Matching SIC and NAICS Codes for general contractor from 15 Million Business Records and 10,000 Industries. Contractors in this industry may provide both parts and labor when performing work. Boost your business growth with NAICS Code Lookup. OASIS Unrestricted is a full and open contract. Industry: 1522—General Contractors—Residential Buildings, Other Than Single-Family. NAICS Codes that fall under 238 - Specialty Trade Contractors. Karman Topco LP. Both the design and construction of buildings, highways, and other structures or in managing construction projects--are classified in Sector 23, Construction, according to the type of project. Examples: Handyman construction service, commercial and institutional building. General building contractors who combine a special trade with the contracting are included in this major group. Limits up to $1M/$2M. The overarching theme to the updates is the digital economy. North American Industry Classification System (NAICS) Canada 2017 Version 1. NAICS codes are reviewed and revised every five years to keep the classification system current with changes in economic activities. Licensed contractors are invited to apply so they may be included on the registered contractor list for the current calendar year. S. 238130. General Liability. , Rochester, NY 14620; telephone number: (202) 554–. For general contractors working on commercial, non-residential. North American Industry Classification System (NAICS) Canada 2022 Version 1. NAICS. A common and highly detailed business classification system can be found with the NAICS Code system. You can enter your NAICS code into the NAICS to SIC Crosswalk tool to find the corresponding SIC Codes. The overarching theme to the updates is the digital economy. Top Businesses by Annual Sales for 238170 – Click for Complete Profiles: Kovach Enclosure Systems LLC. 0005. Establishments primarily engaged in general repair work by welding, including automotive welding. 2017. 238330. Alliant Insurance Services Inc. Examples: Aqueduct construction - general contractors, Cable laying. NAICS. To use this document, please click on NAICS Section code in which you are engaged. Find the right points of contact at GSA who can. 238990 All Other Specialty Trade Contractors. Examples: Aqueduct construction - general contractors, Distribution lines. NAICS Industry: 5-digit code. 15420100 Commercial And Office Building Contractors. This U. To become a prime contractor, you must first register your business with the System for Award Management (SAM). 238220 - Plumbing, Heating, and Air-Conditioning Contractors. General Information: Hardcopy filings are date stamped and processed in the order received. This industry comprises establishments commonly referred to as contractors primarily engaged in (1). This U. 301-2 or, where ownership or control of the 8(a) contractor has changed and SBA has granted a waiver to allow the contractor to continue performance (see 13 CFR 124. 86, No. These six-digit NAICS codes do not appear in the NAICS Manual, but the Quarterly Census of Employment and Wages program uses them. See Companies for NAICS 236220. 8, Standard Industrial Classification of Establishments; and Elimination of Statistical Policy Directive No. For general information contact: The TSCA-Hotline, ABVI-Goodwill, 422 South Clinton Ave. The guiding principle of these changes is to classify economic activities based on digital platforms, and those offered on other forms over the Internet, in the same. S. NAICS 236000 - Construction of Buildings These national industry-specific occupational employment and wage estimates are calculated with data collected from employers of all sizes, in metropolitan and nonmetropolitan areas in every state and the District of Columbia, in NAICS 236000 - Construction of Buildings. g. industry comprises general contractor establishments primarily responsible for the entire construction of new single-family housing, such as single-family detached houses and town houses or row houses where each housing unit (1) is separated from its neighbors by a ground-to-roof wall and (2) has. 86, No. The work performed may include new work, reconstruction, rehabilitation, and. 237110. That general construction NAICS code carries a $39. NAICS Code 2362 Description. S. business economy. This industry comprises establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Governmental: Municipalities--Population 100,001-250,000. The contracting officer appropriately assigns a construction NAICS code to the. For example, assume that an agency awards you a HUBZone set-aside contract under NAICS code 236220. It is part of the Residential Building Construction (2361) Industry Group, and part of the Construction (23) Sector. • FAR 19. 9, Standard Industrial Classification of Enterprises; Notice. 402 (b) to designate the NAICS code that “best describes” the work to be performed. NAICS Code 484110: General Freight Trucking, Local. 125. General Coatings Corporation:. The NAICS System was developed for use by Federal Statistical Agencies for the collection, analysis and publication of statistical data related to the US Economy. industry comprises establishments primarily engaged in building new homes on land that is owned or controlled by the builder rather than the homebuyer or investor. Workers Comp Class Description. , single-family type) construction by general contractorsNAICS 236100 - Residential Building Construction is part of: NAICS 236000 - Construction of Buildings. NAICS Code 236220 - Commercial and Institutional Building Construction sits in the 2-digit Construction sector. NAICS for "fire-sprinkler". S. industry comprises general contractor establishments primarily responsible for the construction of new multifamily residential housing units (e. Architectural sheet metal work—contractors. 8, Standard Industrial Classification of Establishments; and Elimination of Statistical Policy Directive No. Annual revenues up to $3M. Industries within NAICS 236000 - Construction of Buildings. NAICS Code 23611 is also the business code for other businesses in the residential construction industry, such as residential construction companies and residential renovation, remodeling or design companies. 15: $114,700: 2. 236210-03 - General Contractors-Industrial Buildings & Warehouse. The five-digit code denotes the specific NAICS industry. Foundation, Structure, and Building. Roof spraying, painting, or coating—contractors. Radio station construction. 9534 - Mobile Crane and Hoisting Service Contractors - NOC - All Operations & Drivers. Index Entries for 238330. This division includes establishments primarily engaged in construction. 8-digit SIC. NAICS. Get started now!Phone: (800) 488-3111. e. Codes Titles US Business Entities; 2389: Other Specialty Trade Contractors : 181,923:EC1223SG01 - Construction: Summary Series: General Summary: Detailed Statistics by Subsectors and Industries for U. Athletic field construction—general contractors. The construction sector comprises establishments primarily engaged in the construction of buildings or engineering projects (e. NAICS codes are not related to SIC codes; rather NAICS is a completely redesigned way of coding industries. They manage any subcontractors and are responsible for ensuring that the work is completed as defined in the contract. Roosevelt Road. 515), the agency may. General and special trade contractors primarily engaged in the construction of water and sewer mains, pipelines, and communications and power lines. 41-424300:. Included in this industry are commercial and institutional building general contractors, commercial and institutional building for-sale builders, commercial and institutional.