YMSC, INC.
d/b/a PRIME SUPPLY 1
SBA-certified WOSB
WOSB
Capabilities
We provide construction and landscape supplies including a full range of products for new and upgraded construction.
UEIGFHMPWJ7W883
CAGE84AC3
Primary NAICS321999
NAICS in state321999 · California
Established2018
Structure2L
CountyRiverside County
Congr. district39
Metro areaRiverside, CA
Contact
ADDRESS12393 DOHERTY ST, Riverside, CA 92503
WEBSITEwww.primesupply1.com
PHONE8664524525
Attn: YUMI CHARLEBOIS
Provenance
Certification status reported as published by the U.S. SBA Small Business Search. Retrieved Oct 21, 2026; source last updated Sep 30, 2026. Womyn Owned does not issue or verify certifications. Confirm current status at the source.
Verify on SBA Small Business Search ↗Certifications
- WOSBsince Oct 2020 · through Nov 2029
WOSB — status as published by the U.S. SBA Small Business Search. Last verified 2026-10-21.
Specialties
GeogridGeotextileGeocompositePVC linerHDPE LinerGeomembranePorous Pavement SolutionSafety suppliesErosion Control ProductsFire HydrantsCorrugated steel pipeElectrical Supplies
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