NAICS 423720 · Illinois

Certified Women-Owned Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers in Illinois

4 certified women-owned vendors in Illinois under NAICS 423720 (Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers), each with an active WOSB or EDWOSB certification reported from the U.S. SBA Small Business Search.

4 certified vendors · ranked by certification recency & profile depth

02GWO, INC.

Construction & Trades · Chicago, Illinois
SBA-certified WOSB, EDWOSB, 8a
WOSBEDWOSB8(a)

GWO Inc. is a Chicago-based construction firm providing commercial, government, and heavy civil construction services since 2013. We have experience in office build-outs, tenant improvements, industrial construction…

03AMALGAMATED SERVICES, INC.

Facilities & Building Services · Frankfort, Illinois
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

HVACR, Plumbing, Facility Maintenance, and Government Procurement. Amalgamated Services, Inc. (ASI) is a fully insured, wholly female-owned contractor with over 30 years’ experience specializing in federal, commercial…