Hannah Mercier

Mattituck, NY Doing business as HWM Research

UEI
MC45GL6BGX76
CAGE
8NG75
Primary NAICS
541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
SAM.gov registration
Active through

Company facts

Self-certified in SAM.gov
  • For Profit Organization
  • Woman Owned Small Business
  • Woman Owned Business
Entity structure
Sole Proprietorship
SAM.gov registration date
Physical address
445 Woodcliff Dr, Mattituck, NY 11952, USA

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

Quick answers

Is Hannah Mercier registered in SAM.gov?

Yes. Hannah Mercier's SAM.gov registration is active through October 31, 2026.

On GovTribe

See Hannah Mercier's full federal record

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