William Allen Constructors LLC

Company facts

Self-certified in SAM.gov

• Minority Owned Business
• Self Certified Small Disadvantaged Business
• For Profit Organization
• DOT Certified DBE
• Limited Liability Company
• Black American Owned

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 236115 New Single-Family Housing Construction (except For-Sale Builders)
• 236116 New Multifamily Housing Construction (except For-Sale Builders)
• 236117 New Housing For-Sale Builders
• 236220 Commercial and Institutional Building Construction
• 238130 Framing Contractors
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 238310 Drywall and Insulation Contractors
• 238320 Painting and Wall Covering Contractors

Show all 12

• 238330 Flooring Contractors
• 238350 Finish Carpentry Contractors
• 238390 Other Building Finishing Contractors
• 238990 All Other Specialty Trade Contractors

SAM.gov registration date

Jul 19, 2022

Physical address

8450 Madrid Ave c, Baton Rouge, LA 70814, USA

Website

buildwithwilliamallen.com

Industry

1. Industrials
2. Capital Goods
3. Construction & Engineering

SIC code

87 Engineering & Management Services

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Feb 17, 2026.