Simpson Mechanical Inc.

Escondido, CA

Company facts

Self-certified in SAM.gov: Minority Owned Business

Self Certified Small Disadvantaged Business

For Profit Organization

DOT Certified DBE

Small Business Joint Venture

Native American Owned

American Indian Owned

Subchapter S Corporation
Entity structure: Corporate Entity (Not Tax Exempt)
SAM.gov registration date: Feb 23, 2021
Physical address: 938 S Andreasen Dr Suite G, Escondido, CA 92029, USA
Website: simpson-mechanical.com
Employees: 1-10
Estimated annual revenue: $0-$1M
Industry: Industrials

Capital Goods

Construction & Engineering
SIC code: 76 Miscellaneous Repair Services
Profiles: LinkedIn

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jan 8, 2026.

Vendor	Location	Primary NAICS
Cosgrove's North End Plumbing UEI XLHYK3G6MHM9	Scranton, PA	238220 Plumbing, Heating, and Air-Conditioning Contractors
Doctor Backflow Plumbing UEI H9JLQ7MRAM78	Buffalo, NY	238220 Plumbing, Heating, and Air-Conditioning Contractors
Laurel Plumbing & Heating UEI XBSWKBS8UMH7	Johnstown, PA	237110 Water and Sewer Line and Related Structures Construction
Pro-7 Fire Protection, LLC UEI JJ8GFNLCZF98	East Hartford, CT	238220 Plumbing, Heating, and Air-Conditioning Contractors
Pioneer Mechanical & Welding Inc. UEI GQJBNFL9BGL6	West Valley City, UT	238220 Plumbing, Heating, and Air-Conditioning Contractors

From the vendor's SBA profile

Pipe repair work

Water main replacement

Backflow device testing

Hot water heater installation and repair

Tenant improvements

Water main replacement

Yes. Simpson Mechanical Inc.'s SAM.gov registration is active through January 5, 2027.

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