GRUMCO
CONSTRUCTION CONTRACTOR · FEDERAL WAY, WA 98003
State license
- Number
- GRUMC**970DP
- Type
- CONSTRUCTION CONTRACTOR
- Status
- active
- Expires
- 2027-03-27
- Source
- Washington L&I
Location & contact
Trades
Google profile & public reviews
Live Google place card and public reviews for GRUMCO
Matched to a Google place on 2026-09-01 at 100% name confidence. Rating is Google’s.
Interactive location map
31919 1st Ave S, Federal Way, WA 98023
Tiles © OpenStreetMap contributors, ODbL. Position from the matched Google place.
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Fieldaira community reviews
Ratings from customers who hired GRUMCO, scored on the things that decide a job. Reviewed by our team before publishing.
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Nearby contractors
Great-circle distance from GRUMCO, computed from mapped positions.
Quick answers
Answered from the public license record — not from reviews or estimates.
›Is GRUMCO licensed in Washington?
Yes. GRUMCO holds license GRUMC**970DP (CONSTRUCTION CONTRACTOR) recorded by Washington L&I, valid to 2027-03-27. This listing is refreshed from that public register.
›What work does GRUMCO do?
The Washington register does not break this license down by trade, so no trade is claimed here.
›How do I contact GRUMCO?
Contact details are shown above. They were matched to this business from its public Google place, not supplied by GRUMCO.
›Where is GRUMCO located?
FEDERAL WAY, Washington, per the address on the license record.