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What Is an SIC 6-Digit Code?
All NAICS SIC Companies
SIC 6-Digit NAICS 8-Digit ISIC (International) NACE (Europe) SOC (Occupations) CIP (Programs) Extended SOC (O*NET)

SIC 6-Digit Codes for "builders firstsource"

SIC Marketing Level codes provide more specific industry categories within official 4-digit SIC classifications, supporting more precise industry segmentation, market research, and business targeting. For official SIC classification, use the 4-digit SIC code.

Search this keyword in NAICS 8-Digit codes.

companies

Verified U.S. companies available for purchase in this industry. Counts are based on primary business classifications.

Industry SIC 6-Digit U.S. companies Add

Builders Service

Parent: General Contractors-Residential Buildings, other than Single-Family

Matches: Builders Service is a subdivision of the General Contractors-Residential Buildings industry, which...

SIC Marketing Level 1522-05 companies 136companies

Ship Builders & Repairers (Manufacturing)

Parent: Ship Building and Repairing

Matches: Ship Builders & Repairers (Manufacturing) is an industry that involves the construction and repair of...

SIC Marketing Level 3731-01 companies 438companies

Architects & Builders Service

Parent: Architectural Services

Matches: Architects & Builders Service is an industry that involves the planning, design, and construction of...

SIC Marketing Level 8712-07 companies 412companies

Operative Builders

Parent: Operative Builders

Matches: Operative Builders are companies that are primarily engaged in the construction of buildings for sale...

SIC Marketing Level 1531-98 companies 328companies

Church Builders

Parent: General Contractors-Nonresidential Buildings, other than Industrial Buildings and Warehouses

Matches: Church Builders are companies that specialize in the construction of religious buildings such as churches...

SIC Marketing Level 1542-25 companies 9companies

Builders Hardware (Wholesale)

Parent: Hardware

Matches: Builders Hardware (Wholesale) is a subdivision of the Hardware (Wholesale) industry that specializes in...

SIC Marketing Level 5072-02 companies 192companies

Deck Builders

Parent: General Contractors-Single-Family Houses

Matches: Deck Builders are companies that specialize in the construction of outdoor decks, patios, and other...

SIC Marketing Level 1521-38 companies 741companies

Docks (Builders)

Parent: Heavy Construction, Not Elsewhere Classified

Matches: Docks (Builders) is a subdivision of the Heavy Construction industry that specializes in the construction...

SIC Marketing Level 1629-02 companies 415companies

Chimney Builders & Repairers

Parent: Masonry, Stone Setting, and Other Stone Work

Matches: Chimney builders and repairers are professionals who specialize in the construction, maintenance, and...

SIC Marketing Level 1741-07 companies 335companies

Garage Builders

Parent: General Contractors-Single-Family Houses

Matches: Garage Builders are companies that specialize in the construction of garages, either as standalone...

SIC Marketing Level 1521-02 companies 274companies

Stair Builders

Parent: Special Trade Contractors, Not Elsewhere Classified

Matches: Stair builders are specialized contractors who design, construct, and install stairs for residential...

SIC Marketing Level 1799-18 companies 236companies

Home Builders-Modular

Parent: General Contractors-Single-Family Houses

Matches: Home Builders-Modular is a subdivision of the General Contractors-Single-Family Houses industry, which...

SIC Marketing Level 1521-54 companies 98companies

Bridge Builders

Parent: Bridge, Tunnel, and Elevated Highway Construction

Matches: Bridge Builders are companies that specialize in the construction of bridges, overpasses, and viaducts...

SIC Marketing Level 1622-03 companies 76companies

Greenhouse Builders

Parent: General Contractors-Nonresidential Buildings, other than Industrial Buildings and Warehouses

Matches: Greenhouse Builders are companies that specialize in the construction of greenhouses, which are structures...

SIC Marketing Level 1542-07 companies 50companies

Spa Builders

Parent: General Contractors-Single-Family Houses

Matches: Spa Builders are companies that specialize in the construction and installation of spas, hot tubs, and...

SIC Marketing Level 1521-19 companies 47companies

Gazebo Builders

Parent: General Contractors-Single-Family Houses

Matches: Gazebo builders are companies that specialize in the construction of outdoor structures that are typically...

SIC Marketing Level 1521-26 companies 23companies

Boat Builders-Materials (Retail)

Parent: Lumber and other Building Materials Dealers

Matches: Boat Builders-Materials (Retail) is a subdivision of the Lumber and other Building Materials Dealers...

SIC Marketing Level 5211-51 companies 21companies

Corral Builders

Parent: Special Trade Contractors, Not Elsewhere Classified

Matches: Corral Builders are special trade contractors who specialize in the construction of corrals, which are...

SIC Marketing Level 1799-81 companies 7companies

Jails-Builders

Parent: General Contractors-Nonresidential Buildings, other than Industrial Buildings and Warehouses

Matches: Jails-Builders is a subdivision of the General Contractors-Nonresidential Buildings industry, which...

SIC Marketing Level 1542-30 companies 3companies

Patio & Deck Builders

Parent: General Contractors-Single-Family Houses

Matches: Patio & Deck Builders are companies that specialize in the construction of outdoor living spaces such as...

SIC Marketing Level 1521-01 companies 1,777companies

Floors-Contractors & Builders

Parent: Floor Laying and Other Floor Work, Not Elsewhere Classified

Matches: Floors-Contractors & Builders is an industry that specializes in the installation, repair, and maintenance...

SIC Marketing Level 1752-08 companies 1,360companies

Furniture-Designers & Custom Builders (Retail)

Parent: Furniture Stores

Matches: Furniture-Designers & Custom Builders (Retail) is an industry that involves the design and creation of...

SIC Marketing Level 5712-17 companies 948companies

Sun Rooms Solariums Atriums Builders

Parent: General Contractors-Single-Family Houses

Matches: Sun Rooms Solariums Atriums Builders are companies that specialize in the construction of enclosed...

SIC Marketing Level 1521-22 companies 41companies

Service Station Builders

Parent: General Contractors-Nonresidential Buildings, other than Industrial Buildings and Warehouses

Matches: Service Station Builders are companies that specialize in the construction of service stations, which are...

SIC Marketing Level 1542-16 companies 10companies

Grain Elevators-Builders

Parent: General Contractors-Industrial Buildings and Warehouses

Matches: Grain Elevators-Builders is a subdivision of the General Contractors-Industrial Buildings and Warehouses...

SIC Marketing Level 1541-04 companies 8companies

Dining Car Builders (Manufacturing)

Parent: Railroad Equipment

Matches: Dining Car Builders (Manufacturing) is a subdivision of the Railroad Equipment (Manufacturing) industry...

SIC Marketing Level 3743-05 companies —

Cornices-Building

Parent: Roofing, Siding, and Sheet Metal Work

Matches: Cornices-Building is a subdivision of the Roofing, Siding, and Sheet Metal Work industry that specializes...

SIC Marketing Level 1761-16 companies 2companies

Paint & Coatings-Marine (Wholesale)

Parent: Paints, Varnishes, and Supplies

Matches: Boat builders

SIC Marketing Level 5198-11 companies 7companies

Marine Electronic Equipment & Supplies (Wholesale)

Parent: Transportation Equipment and Supplies, except Motor Vehicles

Matches: Boat Builders

SIC Marketing Level 5088-12 companies 282companies

Mortar (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Home builders

SIC Marketing Level 5032-14 companies 3companies

Hardware-Marine (Wholesale)

Parent: Sporting and Recreational Goods and Supplies

Matches: Yacht builders

SIC Marketing Level 5091-61 companies 3companies

Cement-Portland (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Home builders

SIC Marketing Level 5032-28 companies 1companies

Energy Raters

Parent: Real Estate Agents and Managers

Matches: Energy Raters are professionals who assess the energy efficiency of buildings and provide recommendations...

SIC Marketing Level 6531-49 companies 15companies

Dry Wall Contractors

Parent: Plastering, Drywall, Acoustical, and Insulation Work

Matches: Dry Wall Contractors are companies that specialize in the installation and finishing of drywall, also...

SIC Marketing Level 1742-03 companies 5,394companies

Brick-Clay Common & Face (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Companies in the Brick-Clay Common & Face (Wholesale) industry are involved in the wholesale distribution...

SIC Marketing Level 5032-12 companies 219companies

Masonry Supplies (Retail)

Parent: Lumber and other Building Materials Dealers

Matches: Masonry Supplies (Retail) is a subdivision of the Lumber and other Building Materials Dealers (Retail)...

SIC Marketing Level 5211-54 companies 131companies

Concrete Equipment & Supplies (Wholesale)

Parent: Construction and Mining (except Petroleum) Machinery and Equipment

Matches: Companies in the Concrete Equipment & Supplies (Wholesale) industry specialize in the distribution of...

SIC Marketing Level 5082-21 companies 74companies

Fire Protection Engineers

Parent: Management Consulting Services

Matches: Fire Protection Engineers are professionals who specialize in designing and implementing fire safety...

SIC Marketing Level 8742-39 companies 9companies

Grilles & Registers & Diffusers (Wholesale)

Parent: Industrial Supplies

Matches: The Grilles & Registers & Diffusers (Wholesale) industry involves the distribution of ventilation products...

SIC Marketing Level 5085-43 companies 4companies

Engineers Thermal & Moisture Protection

Parent: Engineering Services

Matches: Engineers Thermal & Moisture Protection is a subdivision of the Engineering Services industry that...

SIC Marketing Level 8711-78 companies 4companies

Stone-Crushed (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Stone-Crushed (Wholesale) is a subdivision of the Brick, Stone, and Related Construction Materials...

SIC Marketing Level 5032-46 companies 2companies

Furnaces-Heating (Wholesale)

Parent: Warm Air Heating and Air-Conditioning Equipment and Supplies

Matches: Thermostats for home builders

SIC Marketing Level 5075-07 companies 286companies

Gas Furnaces

Parent: Plumbing, Heating and Air-Conditioning

Matches: Home builders

SIC Marketing Level 1711-49 companies 6companies

Concrete Mixers-Renting

Parent: Heavy Construction Equipment Rental and Leasing

Matches: Home builders

SIC Marketing Level 7353-02 companies 4companies

Contractors-Panelized Homes

Parent: Operative Builders

Matches: Contractors-Panelized Homes is a subdivision of the Operative Builders industry that specializes in the...

SIC Marketing Level 1531-01 companies 2companies

Roofing Materials (Wholesale)

Parent: Roofing, Siding, and Insulation Materials

Matches: The Roofing Materials (Wholesale) industry involves the distribution of roofing materials to contractors...

SIC Marketing Level 5033-03 companies 69companies

Firestopping (Wholesale)

Parent: Service Establishment Equipment and Supplies

Matches: Firestopping (Wholesale) is an industry that specializes in providing firestopping products and solutions...

SIC Marketing Level 5087-71 companies 17companies

Home Owners Associations

Parent: Civic, Social, and Fraternal Associations

Matches: Home Owners Associations (HOAs) are non-profit organizations that manage and maintain residential...

SIC Marketing Level 8641-27 companies 2,672companies

Insulation Consultants

Parent: Plastering, Drywall, Acoustical, and Insulation Work

Matches: Insulation Consultants are professionals who provide expert advice and guidance on insulation solutions...

SIC Marketing Level 1742-12 companies 114companies

Stucco-Distributors (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Stucco-Distributors (Wholesale) is a subdivision of the Brick, Stone, and Related Construction Materials...

SIC Marketing Level 5032-21 companies 38companies

Metal Roofing Contractors

Parent: Roofing, Siding, and Sheet Metal Work

Matches: Metal roofing contractors are companies that specialize in the installation, repair, and maintenance of...

SIC Marketing Level 1761-17 companies 2,018companies

Millwork (Manufacturing)

Parent: Millwork

Matches: Millwork manufacturing is a specialized industry that involves the production of custom wood products such...

SIC Marketing Level 2431-02 companies 1,534companies

Hobby & Model Constr Supplies (Retail)

Parent: Hobby, Toy, and Game Shops

Matches: The Hobby & Model Constr Supplies (Retail) industry involves the retail sale of hobby and model...

SIC Marketing Level 5945-08 companies 1,243companies

Construction Materials NEC (Wholesale)

Parent: Construction Materials, Not Elsewhere Classified

Matches: Construction Materials NEC (Wholesale) is a subdivision of the Construction Materials, Not Elsewhere...

SIC Marketing Level 5039-99 companies 257companies

Roofing Equipment & Supplies (Wholesale)

Parent: Roofing, Siding, and Insulation Materials

Matches: Roofing Equipment & Supplies (Wholesale) is a subdivision of the SIC Code 5033 that involves the wholesale...

SIC Marketing Level 5033-01 companies 200companies

Concrete Constr Forms & Acces (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Companies in the Concrete Constr Forms & Acces (Wholesale) industry are involved in the wholesale...

SIC Marketing Level 5032-07 companies 145companies

Dry Wall Contractors Equipment Supplies (Wholesale)

Parent: Construction and Mining (except Petroleum) Machinery and Equipment

Matches: Dry Wall Contractors Equipment Supplies (Wholesale) is a subdivision of the Construction and Mining...

SIC Marketing Level 5082-05 companies 81companies

Guards-Door & Window

Parent: Special Trade Contractors, Not Elsewhere Classified

Matches: The Guards-Door & Window industry involves the installation and maintenance of security systems for doors...

SIC Marketing Level 1799-03 companies 78companies

Insulation Materials-Cold & Heat (Wholesale)

Parent: Roofing, Siding, and Insulation Materials

Matches: Companies in the Insulation Materials-Cold & Heat (Wholesale) industry specialize in the distribution of...

SIC Marketing Level 5033-07 companies 68companies

Insulation Equipment & Supplies (Wholesale)

Parent: Roofing, Siding, and Insulation Materials

Matches: Companies in the Insulation Equipment & Supplies (Wholesale) industry specialize in the distribution of...

SIC Marketing Level 5033-04 companies 66companies

Waterproofing Materials (Wholesale)

Parent: Construction Materials, Not Elsewhere Classified

Matches: Companies in the Waterproofing Materials (Wholesale) industry specialize in the distribution of materials...

SIC Marketing Level 5039-07 companies 59companies

Millwork (Wholesale)

Parent: Lumber, Plywood, Millwork, and Wood Panels

Matches: Millwork (Wholesale) is a subdivision of the Lumber, Plywood, Millwork, and Wood Panels (Wholesale)...

SIC Marketing Level 5031-11 companies 58companies

Art Metal Work (Wholesale)

Parent: Construction Materials, Not Elsewhere Classified

Matches: Art Metal Work (Wholesale) is a specialized industry that involves the distribution of metal products that...

SIC Marketing Level 5039-13 companies 56companies

Windows (Wholesale)

Parent: Lumber, Plywood, Millwork, and Wood Panels

Matches: The Windows (Wholesale) industry involves the distribution of windows to various businesses and...

SIC Marketing Level 5031-02 companies 52companies

Patio Doors-Suppliers & Installers

Parent: Carpentry Work

Matches: Patio Doors-Suppliers & Installers is an industry that specializes in the supply and installation of patio...

SIC Marketing Level 1751-10 companies 46companies

Doors & Frames-Coml & Industrial (Wholesale)

Parent: Lumber, Plywood, Millwork, and Wood Panels

Matches: The Doors & Frames-Coml & Industrial (Wholesale) industry involves the wholesale distribution of...

SIC Marketing Level 5031-16 companies 46companies

Kitchen Fixtures (Wholesale)

Parent: Plumbing and Heating Equipment and Supplies (Hydronics)

Matches: Companies in the Kitchen Fixtures (Wholesale) industry specialize in the distribution of plumbing and...

SIC Marketing Level 5074-28 companies 45companies

Stone Instltn Service-Natural Granite/Marble

Parent: Masonry, Stone Setting, and Other Stone Work

Matches: Stone Instltn Service-Natural Granite/Marble is an industry that specializes in the installation of...

SIC Marketing Level 1741-17 companies 42companies

Siding Materials (Wholesale)

Parent: Roofing, Siding, and Insulation Materials

Matches: Companies in the Siding Materials (Wholesale) industry are involved in the distribution of materials used...

SIC Marketing Level 5033-08 companies 23companies

Motorcycles-Custom Built (Manufacturing)

Parent: Motorcycles, Bicycles, and Parts

Matches: The Motorcycles-Custom Built (Manufacturing) industry involves the production of custom-built motorcycles...

SIC Marketing Level 3751-05 companies 17companies

House Plans

Parent: Architectural Services

Matches: The House Plans industry, classified under SIC Code 8712, is a subdivision of Architectural Services that...

SIC Marketing Level 8712-15 companies 14companies

Construction Loans

Parent: Mortgage Bankers and Loan Correspondents

Matches: Construction loans are a type of financing that is specifically designed to fund the construction of a new...

SIC Marketing Level 6162-07 companies 13companies

Laminated Structural Products (Wholesale)

Parent: Metals Service Centers and Offices

Matches: Laminated Structural Products (Wholesale) is an industry that involves the wholesale distribution of...

SIC Marketing Level 5051-24 companies 11companies

Concrete Equipment & Supplies-Renting

Parent: Equipment Rental and Leasing, Not Elsewhere Classified

Matches: Companies in the Concrete Equipment & Supplies-Renting industry provide rental services for equipment and...

SIC Marketing Level 7359-66 companies 10companies

Concrete-Ready Mixed (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Companies in the Concrete-Ready Mixed (Wholesale) industry are involved in the wholesale distribution of...

SIC Marketing Level 5032-30 companies 6companies

Lifts-Manned

Parent: Special Trade Contractors, Not Elsewhere Classified

Matches: The Lifts-Manned industry involves the installation, maintenance, and repair of elevators and other...

SIC Marketing Level 1799-87 companies 5companies

Lath-Mtl Plaster Composition/Etc (Wholesale)

Parent: Lumber, Plywood, Millwork, and Wood Panels

Matches: Companies in the Lath-Mtl Plaster Composition/Etc (Wholesale) industry are involved in the wholesale...

SIC Marketing Level 5031-45 companies 3companies

Yacht Furnishings (Manufacturing)

Parent: Manufacturing Industries, Not Elsewhere Classified

Matches: Yacht Furnishings Manufacturing is a specialized industry that involves the production of high-quality...

SIC Marketing Level 3999-38 companies 1companies

Lumber Terminals

Parent: Special Warehousing and Storage, Not Elsewhere Classified

Matches: Lumber Terminals are specialized warehouses that store and distribute lumber products. These terminals...

SIC Marketing Level 4226-13 companies 1companies

Concrete-Dry Mixed (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Companies in the Concrete-Dry Mixed (Wholesale) industry are involved in the wholesale distribution of dry...

SIC Marketing Level 5032-35 companies 1companies

Shingles (Wholesale)

Parent: Roofing, Siding, and Insulation Materials

Matches: The Shingles (Wholesale) industry involves the distribution of shingles, which are roofing materials made...

SIC Marketing Level 5033-27 companies 1companies

Contractors-Design & Development

Parent: General Contractors-Single-Family Houses

Matches: Custom home builders

SIC Marketing Level 1521-53 companies 36companies

Plywood & Veneers (Wholesale)

Parent: Lumber, Plywood, Millwork, and Wood Panels

Matches: Boat builders

SIC Marketing Level 5031-04 companies 16companies

Crankshaft Grinding

Parent: General Automotive Repair Shops

Matches: Performance engine builders

SIC Marketing Level 7538-06 companies 14companies

Spray Booths (Wholesale)

Parent: Industrial Supplies

Matches: Boat builders

SIC Marketing Level 5085-76 companies 13companies

Trailers-Boat (Manufacturing)

Parent: Transportation Equipment, Not Elsewhere Classified

Matches: Custom trailer builders

SIC Marketing Level 3799-07 companies 11companies

Cotton Picking Machinery

Parent: Cotton Ginning

Matches: Cotton module builders

SIC Marketing Level 0724-02 companies —

Business & Trade Organizations

Parent: Business Associations

Matches: National Association of Home Builders

SIC Marketing Level 8611-01 companies 4,502companies

Nailing Machinery (Wholesale)

Parent: Construction Materials, Not Elsewhere Classified

Matches: Boat builders

SIC Marketing Level 5039-08 companies 9companies

Engines-Rebuilding & Exchanging

Parent: General Automotive Repair Shops

Matches: Performance engine builders

SIC Marketing Level 7538-10 companies 260companies

Lumber Carriers

Parent: Local Trucking without Storage

Matches: Log home builders

SIC Marketing Level 4212-04 companies 130companies

Cement (Wholesale)

Parent: Brick, Stone, and Related Construction Materials

Matches: Bridge builders

SIC Marketing Level 5032-09 companies 45companies

Nails & Tacks (Wholesale)

Parent: Metals Service Centers and Offices

Matches: Boat builders

SIC Marketing Level 5051-14 companies 26companies

Mufflers Equipment & Supplies (Retail)

Parent: Auto and Home Supply Stores

Matches: Custom car builders

SIC Marketing Level 5531-46 companies 20companies

Lumber-Drying (Wholesale)

Parent: Lumber, Plywood, Millwork, and Wood Panels

Matches: Deck builders

SIC Marketing Level 5031-25 companies 14companies

Water Scale Removers (Manufacturing)

Parent: Pharmaceutical Preparations

Matches: Alkalinity builders

SIC Marketing Level 2834-12 companies 1companies

Automobile Suspensions

Parent: Automotive Repair Shops, Not Elsewhere Classified

Matches: Custom car builders

SIC Marketing Level 7539-32 companies 70companies

Machine Shop Equipment (Manufacturing)

Parent: Industrial and Commercial Machinery and Equipment, Not Elsewhere Classified

Matches: Custom machine builders

SIC Marketing Level 3599-08 companies 18companies

Magnetos (Wholesale)

Parent: Motor Vehicle Supplies and New Parts

Matches: Racing engine builders

SIC Marketing Level 5013-23 companies 3companies

Patio Equipment & Supplies (Retail)

Parent: Furniture Stores

Matches: Patio and deck builders offering outdoor furniture and decor as part of their installation services

SIC Marketing Level 5712-03 companies 67companies

Resume Service

Parent: Secretarial and Court Reporting Services

SIC Marketing Level 7338-03 companies 439companies

Career & Vocational Counseling

Parent: Job Training and Vocational Rehabilitation Services

SIC Marketing Level 8331-06 companies 1,049companies

Internet Newsletter (Manufacturing)

Parent: Periodicals: Publishing, or Publishing and Printing

SIC Marketing Level 2721-08 companies 18companies

Automobile Radiator (Manufacturing)

Parent: Motor Vehicle Parts and Accessories

SIC Marketing Level 3714-03 companies 38companies

Cotton Shippers

Parent: Arrangement of Transportation of Freight and Cargo

SIC Marketing Level 4731-20 companies 2companies

Electronic Retailing

Parent: Radio, Television, and Consumer Electronics Stores

SIC Marketing Level 5731-24 companies 481companies

Greeting Cards (Retail)

Parent: Gift, Novelty, and Souvenir Shops

SIC Marketing Level 5947-10 companies 480companies

Real Estate Buyers & Brokers

Parent: Real Estate Agents and Managers

SIC Marketing Level 6531-20 companies 2,959companies

Builders-Construction Control Service

Parent: Management Services

Matches: Builders-Construction Control Service is an industry that provides management services for construction...

SIC Marketing Level 8741-11 companies 12companies

Home Builders

Parent: General Contractors-Single-Family Houses

Matches: Custom home builders

SIC Marketing Level 1521-12 companies 26,875companies

Other classifications

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Sources & methodology

NAICS definitions: U.S. Census Bureau, 2022

SIC definitions: OSHA SIC Manual

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