Mountain States Const. Co. — Contractor in Sunnyside, WA

About this contractor

License type: OSHA_Establishment
License #: OSHA-f500d5b334956d
Classification: Commercial building construction
Service area: Sunnyside, WA 98944

Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.

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Verify Mountain States Const. Co. before you hire

Check license #OSHA-f500d5b334956d on the Washington L&I lookup and the BBB the day you hire; status can change after Bidroom's last import (2026-05-02).

Frequently asked about Mountain States Const. Co.

What does Mountain States Const. Co. do?

Mountain States Const. Co. is a contractor based in Sunnyside, Washington. Their license classification is Commercial building construction.

Is Mountain States Const. Co. licensed?

Yes. Mountain States Const. Co. holds Washington L&I license #OSHA-f500d5b334956d. Verify the current status on Washington L&I before hiring.

Where is Mountain States Const. Co. located?

Mountain States Const. Co. is based in Sunnyside, WA 98944.

How do I contact Mountain States Const. Co.?

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How do I get a quote from Mountain States Const. Co.?

The fastest way is to post your project on Bidroom — Mountain States Const. Co. and up to 2 other verified contractors in Sunnyside can bid on it, and every quote includes itemized pricing + a written scope of work.

Is Mountain States Const. Co. verified on Bidroom?

Not yet. This listing was created from public Washington license records but hasn't been claimed by the owner. The license info above is from official records, but the business hasn't confirmed its services, hours, or current availability with us yet.