Keystone Construction Group LLC

Company facts

Self-certified in SAM.gov

• For Profit Organization
• Woman Owned Small Business
• Woman Owned Business
• Limited Liability Company

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 236210 Industrial Building Construction
• 238210 Electrical Contractors and Other Wiring Installation Contractors
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 238310 Drywall and Insulation Contractors
• 238320 Painting and Wall Covering Contractors
• 238350 Finish Carpentry Contractors
• 562910 Remediation Services

SAM.gov registration date

Jun 9, 2026

Physical address

31 Lenape Dr, Montville, NJ 07045, USA

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jul 2, 2026.