NAICS 561621 · Washington

Certified Women-Owned Security Systems Services (except Locksmiths) in Washington

9 certified women-owned vendors in Washington under NAICS 561621 (Security Systems Services (except Locksmiths)), each with an active WOSB or EDWOSB certification reported from the U.S. SBA Small Business Search.

9 certified vendors · ranked by certification recency & profile depth

01RJS CONSTRUCTION INC

Construction & Trades · Union Gap, Washington
SBA-certified WOSB
WOSB

RJS Construction, Inc. is a Woman & Native American Owned Small Business (WOSB & ISBEE) full-service general contractor founded in 1990 by Shannon & Richard Sevigny. For 36 years, RJS has successfully delivered general…

02RJS CONSTRUCTION, INC

Construction & Trades · Vancouver, Washington
SBA-certified WOSB
WOSB

RJS Construction, Inc. is a Woman & Native American Owned Small Business (WOSB & ISBEE) full-service general contractor founded in 1990 by Shannon & Richard Sevigny. For 36 years, RJS has successfully delivered general…

03STELL ENVIRONMENTAL ENTERPRISES INC

Environmental & Waste Services · Redmond, Washington
SBA-certified WOSB, SDVOSB, VOSB
WOSBSDVOSBVOSB

Environmental Services: HTRW, Ecological Engineering, NEPA, Cultural, Natural, site characterization and assessments, geologic and hydrogeologic studies, remediation, MEP engineering, permitting, wetlands, NEPA…

05GUARDIANX LLC

Professional & Management Consulting · Seattle, Washington
SBA-certified WOSB
WOSB

GuardianX LLC is a woman-owned small business based in Seattle, WA, specializing in advanced safety technologies, AI-driven research, and educational innovation. Our company designs and supplies intelligent protective…

09U.S. TESTING EQUIPMENT, LIMITED

Security & Safety Services · Vancouver, Washington
SBA-certified WOSB
WOSB

We are a leader in Detection Security with extensive experience in Walk Through and Hand Held Metal Detectors, Security X-ray, Explosive Trace Detection (ETD), Automatic Under Vehicle Inspection Systems, Human Detection…

Frequently asked

Are there certified women-owned NAICS 561621 vendors in Washington?

Yes — 9 certified women-owned vendors in Washington list NAICS 561621 (Security Systems Services (except Locksmiths)), each with an active WOSB or EDWOSB certification reported from the U.S. SBA Small Business Search and dated on each listing.