Grayline Construction LLC

Company facts

Self-certified in SAM.gov

• For Profit Organization
• Limited Liability Company
• Woman Owned Small Business
• Black American Owned
• Minority Owned Business
• Woman Owned Business

Entity structure

Partnership or Limited Liability Partnership

Other NAICS codes in SAM.gov

• 236118 Residential Remodelers
• 238130 Framing Contractors
• 238160 Roofing Contractors
• 238190 Other Foundation, Structure, and Building Exterior Contractors
• 238210 Electrical Contractors and Other Wiring Installation Contractors
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 238390 Other Building Finishing Contractors
• 238990 All Other Specialty Trade Contractors

Show all 15

• 541310 Architectural Services
• 541320 Landscape Architectural Services
• 541410 Interior Design Services
• 541620 Environmental Consulting Services
• 561210 Facilities Support Services
• 561720 Janitorial Services
• 562910 Remediation Services

SAM.gov registration date

Sep 16, 2019

Physical address

137 National Plaza #300, Oxon Hill, MD 20745, USA

Website

graylinecontractors.com

Employees

1-10

Estimated annual revenue

$0-$1M

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 Sep 18, 2026.