Mac Inspection & Welding Agency, LLC

Company facts

SBA certifications

Veteran-Owned Small Business

Apr 27, 2021 – Oct 27, 2026 · Current

Service Disabled Veteran-Owned Small Business

Apr 27, 2021 – Oct 27, 2026 · Current

Self-certified in SAM.gov

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

Entity structure

Sole Proprietorship

NAICS codes registered in SAM.gov

• 541990 All Other Professional, Scientific, and Technical Services Primary
• 213112 Support Activities for Oil and Gas Operations
• 221310 Water Supply and Irrigation Systems
• 221320 Sewage Treatment Facilities
• 236210 Industrial Building Construction
• 236220 Commercial and Institutional Building Construction
• 237110 Water and Sewer Line and Related Structures Construction
• 237990 Other Heavy and Civil Engineering Construction

Show all

• 238190 Other Foundation, Structure, and Building Exterior Contractors
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 238290 Other Building Equipment Contractors
• 331210 Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
• 332410 Power Boiler and Heat Exchanger Manufacturing
• 332420 Metal Tank (Heavy Gauge) Manufacturing
• 332996 Fabricated Pipe and Pipe Fitting Manufacturing
• 333414 Heating Equipment (except Warm Air Furnaces) Manufacturing
• 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
• 333912 Air and Gas Compressor Manufacturing
• 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
• 334519 Other Measuring and Controlling Device Manufacturing
• 336611 Ship Building and Repairing
• 339999 All Other Miscellaneous Manufacturing
• 423720 Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
• 486110 Pipeline Transportation of Crude Oil
• 486210 Pipeline Transportation of Natural Gas
• 486910 Pipeline Transportation of Refined Petroleum Products
• 486990 All Other Pipeline Transportation
• 488210 Support Activities for Rail Transportation
• 488390 Other Support Activities for Water Transportation
• 488999 All Other Support Activities for Transportation
• 541330 Engineering Services
• 541350 Building Inspection Services
• 541380 Testing Laboratories and Services
• 541690 Other Scientific and Technical Consulting Services
• 561990 All Other Support Services
• 562211 Hazardous Waste Treatment and Disposal
• 722330 Mobile Food Services
• 811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

SAM.gov registration date

Jan 15, 2013

Physical address

3138 Ebbtide Dr, Edgewood, MD 21040, USA

Website

macinspectionandwelding.com

Industry

1. Industrials
2. Commercial & Professional Services
3. Professional Services

SIC code

87 Engineering & Management Services

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Dec 18, 2025.