naics code for concrete contractor. NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size Standards. naics code for concrete contractor

 
 NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size Standardsnaics code for concrete contractor  NAICS Code 238320 is a North American Industry Classification System (NAICS) 6-digit code that defines a "National Industry" for Painting and Wall Covering Contractors

This industry includes the construction of private driveways and walks of all materials. 1741-07 - Chimney Builders & Repairers. e. This industry comprises establishments primarily engaged in the construction of highways (including elevated), streets, roads, airport runways, public sidewalks, or bridges. 236220. 2-DIGITS. for "concrete-polishing". NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size. See Companies for NAICS 238110. Industry 327331, Concrete Block and Brick Manufacturing; and;For some business types, there may be a similar industry to NAICS Code 238121 - Residential Structural Steel and Precast Concrete Contractors that is a better classification match. Sector 23 – Construction . Phone Number. Local trucking establishments provide trucking within a metropolitan area that may cross state lines. NAICS Codes NAICS Code Lookup / Directory What is a NAICS Code?. Industry Examples of NAICS 238911. 541380. 237130. This industry also includes establishments performing grout and shotcrete work. For some business types, there may be a similar industry to NAICS Code 327320 - Ready-Mix Concrete Manufacturing that is a better classification match. NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk. , construction) sand and gravel pits; (2) dredging for commercial grade sand and gravel; and (3) washing, screening, or otherwise preparing commercial grade sand and gravel. NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High. mobile homes) at the construction site--are classified in Industry 238990, All Other Specialty Trade Contractors. Find Matching NAICS Codes for rebar, With Definition and Examples. , shore protection), construction:. Establishments primarily engaged in construction equipment rental with operator. 541380. This industry comprises establishments primarily responsible for the construction (including new work, additions, alterations, maintenance, and repairs) of. 0 . NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size. Apr 25, 2023Find Matching NAICS Codes for concrete, With Definition and Examples. These activities include painting (including bridge painting and. The NAICS code 238390 is described as Other Building Finishing Contractors. City. The link will direct you to the available NAICS codes within each Section code. S. NAICS Code 722310 – Food Service Contractors. The work involves concrete repairs requiring minor incidental work such as rewiring. Establishments primarily engaged in manufacturing precast terrazzo steps, benches, and other. 1795-03 - Wrecker Bodies & Equipment. $19. A listing of the industry codes used on Form T2125. Establishments primarily engaged in the wholesale distribution of stone, cement, lime, construction sand, and gravel; brick (except refractory); asphalt. Menu Close SIC Codes. NAICS. $2,870. 238390-03 - Guards-Door & Window. All data are available as formatted tables on data. See Companies for NAICS 238110. NAICS Codes that fall under 32191 - Millwork . 324121. Establishments primarily engaged in manufacturing concrete products, except block and brick, from a combination of cement and aggregate. 1771-09 - Gunite Contractors. See Companies for NAICS 238110. Menu Close. NAICS codes can be 2- to 6-digits and the further along the hierarchy, the more detailed and specific the category will be. NAICS Code Description. Structural Steel and Precast Concrete Contractors. Poured Concrete Foundation and Structure Contractors; Installing fireproof flooring--are classified in Industry 238310, Drywall and Insulation Contractors;MRF (materials recovery facilities) 562920. The work performed may include new work, reconstruction, rehabilitation, and repairs. Construction Partners Inc. This industry also includes special trade contractors engaged in laying, scraping, and finishing parquet and other hardwood flooring. 23811. Coal tar paving materials made from purchased coal tar. gov and downloadable csv files on the census FTP site. 178 - Water Well Drilling. There are 1,088 companies verified as active in this. Closet organizer system installation. 1741-05 - Adobe Materials & Contractors. 238290 - Other Building Equipment Contractors Top Businesses by Annual Sales for 238290 – Click for Complete Profiles: AEP Transmission Holdg Co LLC: Atlantic Constructors Inc:. Stone, Mosaic or Terrazzo or Ceramic Tile Work – Inside. 1795-02 - Demolition Contractors. for "concrete construction". 5 1 238110 1771 Poured Concrete Foundation and Structure Contractors 5. 1987 SIC Codes. 23815 - Glass and Glazing Contractors. Establishments primarily engaged in manufacturing concrete products, except block and brick, from a. The NAICS code 238110 is described as Poured Concrete Foundation and Structure Contractors. , highway, road, street, public sidewalk. The description for the NAICS Code 238110 - Poured Concrete Foundation and Structure Contractors is: This Industry Comprises Establishments Primarily Engaged In Pouring. Establishments primarily engaged in manufacturing concrete products, except block and brick, from a combination of cement and aggregate. e. The related SIC Code(s) for NAICS Code 562910 - Remediation Services is: Description for 1799 Special Trade Contractors, Not Elsewhere Classified. cement work, chimneys, concrete, construction, concrete finishing, contractors, concrete floor finishing and surfacing. 5221. Special Trade Contractors, Not Elsewhere Classified. It is part of the Foundation, Structure, and Building Exterior Contractors (2381) Industry Group, and part of the Construction (23) Sector. g. for "concrete-construction". The NAICS code 238120 is described as Structural Steel and Precast Concrete Contractors. 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. The NAICS code 238110 is described as Poured Concrete Foundation and Structure Contractors. 238130 - Framing Contractors . NAICS Code Description. 8, Standard Industrial Classification of Establishments; and Elimination of Statistical Policy Directive No. 2,613. Acoustical work—contractors. Floor covering stores—retail. 321992 - Prefabricated Wood Building Manufacturing Top Businesses by Annual Sales for 321992 – Click for Complete Profiles:. Examples: Areaways basement window: , Art marble, , Bathtubs, , Battery wells and. 16th Street | Lincoln, NE 68508 (402) 471-2239. Industry: 1442—Construction Sand and Gravel. Government Web site provides the latest information on plans for NAICS revisions, as well as access to various NAICS reference files and tools. Enter keyword or 2-6 digit code Go 2017 NAICS Search. Concrete & Masonry Contractors - Free online guide to industry research and analysis including industry statistics, trends, and forecasts, financial ratios, salary surveys, and more. NAICS 236000 - Construction of Buildings is part of: Sector 23 - Construction. NAICS Code 238110 - Poured Concrete Foundation and Structure Contractors is a final level code of the “ Construction ” Sector. NAICS Codes. 3272 - Concrete Products, except Block and Brick. 2. This industry comprises establishments primarily engaged in building foundation and structure trades work (except poured concrete, structural steel, precast concrete, framing, masonry, glass and glazing, roofing, and siding). NAICS Code 238120 - Structural Steel and Precast Concrete Contractors is a final level code of the “Construction” Sector. 35310417 Vibrators For Concrete Construction. 179. 23811 - Poured Concrete Foundation and Structure Contractors. 11201 - Contractors Equipment - Cranes, Derricks, Power Shovels and Equipment. Construction: 31-33. CSI Sub Code Sub Code Description; 111110: Soybean Farming: 111120: Oilseed (except Soybean) Farming :. 423320-01 - Aggregates-Construction Materials (Wholesale) 423320-02 - Asphalt Aggregates (Wholesale) 423320-03 - Asphalt Products. 1,548: 16110203: Grading: 2,687: 16110204: Highway and street paving contractor: 3,349: 16110205: Resurfacing contractor: 240:. Examples: Areaways basement window: concrete, Art marble, concrete, Bathtubs, concrete, Battery wells and. The industry comprises establishments primarily engaged in all other specialty trade contractors. Our NAICS Code 238120 marketing data has covered all the necessary information to connect with the target audience in the Structural Steel and Precast Concrete Contractors industry. Concrete. Menu Close SIC Codes. NAICS Code Description. NAICS 238100 - Foundation, Structure, and Building Exterior Contractors 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 238100 - Foundation, Structure, and. 23816 - Roofing Contractors. In-depth Industry Analysis: Explore Comprehensive Details on NAICS Code Extended Pages. . -ALL OPER TO COM & D 9534 MOBILE CRANE AND HOISTING SERVICE CONTRACTORS NOC-ALL OPERATIONS TO COMPLETION & DRIVERS 5213 CONCRETE CONSTRUCTION NOC-ALL. 5213 CONCRETE CONSTRUCTION NOC-ALL OPERATIONS TO COMPLETION 5102 DOOR,. This industry comprises establishments primarily engaged in pouring and finishing concrete foundations and structural elements. NAICS Codes. Onyx marble crushed and broken stone mining and/or beneficiating. 91562 - Concrete or Cement Distributing Towers - Rented To Others - Installation, Repair or Removal Operations Only. Federal government websites often end in . Retaining wall (except anchored earth), poured concrete, construction. Matching NAICS Codes. Each code represents a specific type of work or industry, such as office work (class code 8810), construction (class code 3720), and manufacturing (class code 3113). Find Matching NAICS Codes for restoration-contractor, With Definition and Examples. In-depth Industry Analysis: Explore Comprehensive Details on NAICS Code Extended Pages. Plaster work includes applying plain or ornamental plaster, and installation of lath to receive plaster. 2012. To order a list of companies within NAICS Code 2371 - Utility System Construction for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. 423390 - Other Construction Material Merchant Wholesalers Top Businesses by Annual Sales for 423390 – Click for Complete Profiles:. 324121. Constructing buildings, bridges, and other heavy construction projects on site--are classified in Sector 23, Construction; Manufacturing concrete reinforcing bar by rolling and drawing steel. SICAP Hard Hat Reimbursement Program. Codes Titles US Business Entities; 2383: Building Finishing Contractors : 179,939:The business takes a contract to repair a parking garage. 4,241. Removal of recyclable materials from a waste stream. 23 Construction 31-33 Manufacturing 42 Wholesale Trade 44-45 Retail Trade. 561790. 2389 - Other Specialty Trade Contractors Top Businesses by Annual Sales for 2389 – Click for Complete Profiles: API Group Corporation: Keller Management Services LLC:. Structural Steel and Precast Concrete Contractors. Top Competitors of. 2018-03-23. NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size Standards. The . Establishments primarily engaged in manufacturing brick, concrete, granite, and stone paving blocks are classified in Major Group 32. Our data analysts are standing by to assist in your list setup and target marketing. NAICS Code Description. Industry 327999, All Other Miscellaneous Nonmetallic Mineral Product Manufacturing. The work performed may include new work, additions,. New. 925 1. 238120 : Structural Steel and Precast Concrete Contractors . Size standards in number of . 2017. Foundation, building, poured concrete, contractors, Gunite. Buy Business List - NAICS 238110. The work performed may include new work, additions, alterations, maintenance, and repairs. Codes Titles US Business Entities; 23:. 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. NAICS Codes • Everything NAICS • NAICS Code Search • NAICS Code FAQ • NAICS to SIC Crosswalk • NAICS Code Appends • High Risk NAICS Code • SBA Size Standards. 0 NAICS CODE Building Finishing Contractors SIZE CAP ($ MIL) 238310 Drywall and Insulation. 925 1. 17,177 What is Concrete Contractor Pros's NAICS code? Concrete Contractor Pros's NAICS: 23,238 How many employees does. Date modified: 2018-03-23. 86, No. 5215 - Concrete Work - Incidental To The Construction Of Private Residence. Menu Close SIC Codes. Products : Concrete Contractors, Concrete Pumping Service, Foundation Contractors : 12: A L BLADES & SONS INC - Belmont, NY:3272 - Concrete Products, except Block and Brick. 5189388: NAICS 1: 238140: Masonry Contractors: NAICS 2: SIC 1: 17710101: Exterior concrete stucco contractor: SIC 2: Number of Family Members: 3: Date of Report: 2022-07-01: NAICS Codes • Everything NAICS • NAICS Code Search •. The work performed may include new work, additions. e. Industry: 1752—Floor Laying and Other Floor Work, Not Elsewhere Classified. , mobile homes) and/or prefabricated buildings and (2) establishments primarily engaged in the merchant wholesale distribution of construction materials (except lumber, plywood, millwork, wood panels, brick, stone, roofing, siding, electrical and wiring supplies, and. This official U. you can get a suitable code from the complete list of North American Industry Classification System codes (NAICS). -$728,644. The industry comprises establishments primarily engaged in painting and wall covering contractors. 238120 - Structural Steel and Precast Concrete Contractors . Laying concrete flooring. 1771-07 - Concrete Pumping Service. Industry: 1771—Concrete Work. 238190 - Other Foundation, Structure, and Building Exterior Contractors. What is the NAICS Code for Asphalt Paving, Roofing, and Saturated Materials Manufacturing? NAICS Code 32412. Examples: Architectural sheet metal work - contractors, Ceilings, metal: erection and repair - contractors, See Companies for SIC 1761. 324121. Poured Concrete Foundation and Structure Contractors. 000848. Examples: Areaways basement window: concrete, Art marble, concrete, Bathtubs, concrete, Battery wells and. Contractors in this industry may also perform incidental concrete work. Buy Business List - NAICS 238110. Each of the topics is grouped into the NACIS Code to which they belong. Backhoe rental with operator, residential. NAICS Code 2373 – Highway, Street, and Bridge Construction. Mod/LCM reset. 1771-06 - Concrete Restoration Repair & Cleaning. Glass and Glazing Contractors ; $16. Logging, classified in Sector 11, Agriculture, Forestry, Fishing and Hunting, is considered a harvesting operation; 2. CSI/NAICS Codes; Online Plan Room;. The related North American Industry Classification System Code(s) for NAICS Code 327320 - Ready - Mix Concrete Manufacturing is: Operating sand or gravel pits--are classified in U. What is the NAICS Code for Painting and Wall Covering Contractors? NAICS Code 238320. 2018-03-23. Find Matching NAICS Codes for pump-and-pumping-equipment, With Definition and Examples. Framing Contractors : $19. 5535 Sheet Metal Work--Installation & Drivers 5213 Dam or Lock Construction--Concrete Work--All Operations 5146 Fixtures or Furniture Installation. 5213 - Dam or Lock Construction - Concrete Work - All Operations. What is the NAICS Code for Poured Concrete Foundation and Structure Contractors ? NAICS Code 238110. Buildings are distinguished by their primary function, such as residential, commercial and industrial. See Companies for NAICS 238110. View Concrete Contractor Sacramento (location in California, United States , revenue, industry and description. NAICS. Mastic floor composition, hot and cold. NAICS acknowledges the importance of these electronic industries in the economies of the three North American countries. NAICS. NAICS 23571 - Concrete Contractors. 327320 - Ready-Mix Concrete Manufacturing. 0 238130 Framing Contractors $19. or structural elements--are classified in Industry 238120, Structural Steel and Precast Concrete Contractors. 325 1. NAICS 23571 - Concrete Contractors. Poured Concrete Foundation and Structure Contractors : $19. Buy Business List - NAICS 238110. Industry: 3441—Fabricated Structural Metal. 212319. (including Fixtures) Manufacturing. General Liability (GL) 91560 Concrete Construction. Establishments primarily engaged in: Applying stucco: classified in NAICS Code - 23814 - Masonry Contractors. Code 238210 Electrical Contractors and Other Wiring Installation Contractors; Alarm system (e. 238990-02 - Cranes-Renting. Venezuela. 238330. NAICS 236100 - Residential Building Construction; NAICS 236200 - Nonresidential Building Construction; Links to OEWS estimates for other industries. Establishments primarily engaged in: Operating sand or gravel. Location: Redding, California. Code 237310 Highway, Street, and Bridge Construction ; Asphalt paving (i. 23 Construction 31-33 Manufacturing 42 Wholesale Trade 44-45 Retail Trade. 0 : 238130 . S. What is the NAICS Code for All Other Specialty Trade Contractors? NAICS Code 238990. Code Sector: 23 - Construction. gov or . NAICS Codes that fall under 23811 - Poured Concrete Foundation and Structure Contractors. , benches, tables) manufacturing: 327390: 327390: 327390: Concrete products, precast (except block, brick and pipe), manufacturing: 327390: 327390:. Our data analysts are standing by to assist in your list setup and target marketing. 2361. Industry: 5039—Construction Materials, Not Elsewhere Classified. NAICS Code Description. 238130-01 - Framing Contractors-Buildings. Common types of examples within NAICS Code 238911 - Residential Site Preparation Contractors are: Aerial or picker truck, construction, rental with operator, residential. 1771-03 - Floors-Industrial. Learn more about the structure of NAICS codes. 237110. 562920. Coal tar paving materials made from purchased coal tar. 23542 Drywall, plastering, acoustical and insulation contractors (includes stucco) 23571 Concrete contractors. Clay construction materials (except refractory and clay roofing tile) merchant wholesalers: 423320: 423320:2018-03-23. 237310 1611, 1622 Highway, Street, and Bridge Construction 4. 125. NAICS Code/s: [237310] (Primary) Highway, Street, and Bridge Construction [238110] Poured Concrete Foundation Structure [238910] Site Preparation Contractors [324121] Asphalt Paving. Concrete Contractor <25 <$5M. S. 1771-08 - Sidewalk Contractors. 562991 - Septic Tank and Related Services Top Businesses by Annual Sales for 562991 – Click for Complete Profiles:. SCOPE OF WORK: The work to be performed under this contract provides for new construction, renovation, and repair within the NAICS code listed, primarily by designbuild or secondarily by design- -bid-build, of streets and other paved areas at various government installations located in California, Arizona, Nevada, Utah,What is the NAICS Code for Structural Steel and Precast Concrete Contractors ? NAICS Code 238120. NAICS Code 236220 – Commercial and Institutional Building Construction. . Other Concrete Product Manufacturing. 177 - Concrete Work. Knox Industries Inc. Extended NAICS Codes (8-digit) for Other Construction Material Merchant Wholesalers. 238110 1771 Poured Concrete Foundation and Structure Contractors 5. Poured Concrete Foundation and Structure Contractors: 238120: Structural Steel and Precast Concrete Contractors: 238130: Framing Contractors : 238140: Masonry. Canada, Mexico, and China accounted for the top exports of Asphalt Paving Mixtures in 2018. 541380. The work performed may include new work,. 1629. NAICS codes are not related to SIC codes; rather NAICS is a completely redesigned way of coding industries. 201 of the Code of Federal Regulations (CFR) or in SBA’s table of small. 327320. SECTOR TITLE. Special trade contractors primarily engaged in the erection of structural steel and of similar products of prestressed or precast concrete. e. The related North American Industry Classification System Code (s) for NAICS Code 238140 - Masonry Contractors is: Erecting the basic structure of buildings by pouring concrete--are classified in Industry 238110, Poured Concrete Foundation and Structure Contractors; Interior marble, granite, and slate work--are classified in Industry 238340. 324121. 5221 - Concrete or Cement Work. SIC. The NAICS code 237990 is described as Other Heavy and Civil Engineering Construction. 238110 Poured Concrete Foundation and Structure Contractors 238990 All Other Specialty Trade Contractors 238120 Structural Steel and Precast Concrete Contractors NCCI Class Code 5213 Dam or Lock Construction--Concrete Work--All Operations 5215 Concrete Work--Incidental to the Construction of Private Residence 5221 Concrete or Cement Work. These establishments include residential housing general contractors, operative builders and. S. Structural Steel and Precast Concrete Contractors ; 238340 Tile and Terrazzo Contractors;For some business types, there may be a similar industry to NAICS Code 238122 - Nonresidential Structural Steel and Precast Concrete Contractors that is a better classification match. 2381 - Foundation, structure, and building exterior contractors; 23811 - Poured concrete foundation and structure contractors; 238110 - Poured concrete foundation and structure contractors. NAICS Rev. 5 237990 1629 Other Heavy and Civil Engineering Construction 3 2 1. NAICS Code 236220 - Commercial and Institutional Building Construction sits in the 2-digit Construction sector. 55. US Business. Titles. The industry comprises establishments primarily engaged in electrical contractors and other wiring installation contractors. 0 . This industry comprises (1) establishments primarily engaged in the merchant wholesale distribution of manufactured homes (i. Most manufacturing companies with 500 employees or fewer, and most non-manufacturing businesses with average annual receipts under $7. 32412 - Asphalt Paving, Roofing, and Saturated Materials Manufacturing Top Businesses by Annual Sales for 32412 – Click for Complete Profiles: Johns Manville Corporation: Garland Industries Inc: Carlisle Construction Mtls LLC: Carlisle Corporation: Elkcorp: Suit-Kote Corporation: Atlas Roofing Corporation:Structural Steel and Precast Concrete Contractors : 2,613: 238130: Framing Contractors : 43,727: 238140: Masonry Contractors : 22,669: 238150: Glass and Glazing Contractors : 7,616:. NAICS Code 236220 - Commercial and Institutional Building Construction sits in the 2-digit Construction sector. Residential Building Construction. Menu Close SIC Codes. SIC Codes SIC Code. g. Work Type/s: Construction. NAICS Code/s: [238110] Poured Concrete Foundation Structure [238120] Structural Steel and Precast Concrete Contractors [238990] All Other Specialty Trade. NAICS. Code 238140 Masonry Contractors ; Concrete block laying; Code 238190 Other Foundation, Structure, and Building Exterior Contractors ; Concrete form contractors; Erection and dismantling, poured concrete form; Forms for poured concrete, erecting and dismantling; Code 238390 Other Building Finishing Contractors; Coating concrete structures with. NAICS Code 238120 – Structural Steel and Precast Concrete Contractors. See Companies for NAICS 238110. Special trade contractors primarily engaged in masonry work, stone setting, and other stone work. 5146 - Fixtures or Furniture Installation - Portable - NOC. This industry also includes special trade contractors engaged in laying, scraping, and finishing parquet and other hardwood flooring. Extended NAICS Code 237310-10 - Paving Contractors. Establishments primarily engaged in--. 238320 - Painting and Wall Covering Contractors Top Businesses by Annual Sales for 238320 – Click for Complete Profiles: Brock Holdings II Inc: Kilgore Companies LLC: Roadsafe Traffic Systems Inc. SIC Codes SIC Code. Code: Description: 030000: Concrete: 030610: Schedules for Concrete Forming and Accessories: 031000: Concrete Forming and Accessories:. The industry comprises establishments primarily engaged in structural steel and precast concrete contractors . $16. 1771-04 - Stucco Contractors. 0. Special trade contractors primarily engaged in the installation of roofing, siding, and sheet metal work. 562920. The related GL Class Code (s) for NAICS Code 238990 - All Other Specialty Trade Contractors is: 91560 - Concrete Construction. North American Industry Classification System (NAICS) Canada 2017 Version 1. ÐÏ à¡± á> þÿ ­ þÿÿÿbãd. NAICS. The industry comprises establishments primarily engaged in poured concrete foundation and structure contractors . Machinery, construction (except cranes), rental with operator: 238910: 238910: 238910: Mine site preparation and related construction activities, construction contractors: 238910: 238910: 238910: Pile driving, building foundation: 238910: 238910: 238910: Piling (i. Manufacturing: 42. NAICS 238900 - Other Specialty Trade Contractors 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 238900 - Other Specialty Trade Contractors. 5 . All Other Specialty Trade Contractors. industry comprises establishments primarily engaged in one or more of the following: (1) operating commercial grade (i.