General contractor · Black Diamond, WA

Redline Mechanical

Active Washington registration REDLIM*835MM · per L&I records

LicensedBondedInsured

Is Redline Mechanical Licensed?

Washington L&I records list Redline Mechanical with registration number REDLIM*835MM and status ACTIVE, valid until Jul 15, 2027. The business address on file is in Black Diamond, WA 98010.

License Details

License #: REDLIM*835MM
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: Jul 14, 2017
Expires: Jul 15, 2027
Business type: Limited Liability Company
UBI (state business ID): 604125856
City: Black Diamond, WA 98010

Bond and Insurance on File

Surety bond: $30,000 · Philadelphia Indemnity Ins Co
Effective Jul 12, 2024 · Until Canceled
Liability insurance: $1,000,000 · EMC Property & Casualty Compan
Expires Sep 16, 2027

What Active Status Means

The registration is current: L&I has a bond and liability insurance on file and the term has not ended. ACTIVE is necessary but not sufficient, so also check the expiry date, the bond and the insurance below.

Can this business work under this registration? Can work while it stays active.

The registration has 257 days left before it expires on Jul 15, 2027. Check that date against your project timeline.

All status codes are explained in Washington Contractor License Statuses Explained.

Checks for General Contractors

General contractors must file a $30,000 surety bond (RCW 18.27.040, effective July 1, 2024). This record lists a $30,000 bond. See General vs Specialty Contractor Registration in Washington.
Use a general contractor when the project involves more than one trade. Subcontractors on your job must be registered too.
Compare bids on scope, schedule and payment terms, not just the total.
More detail: How to Choose a General Contractor in Washington.

How to Verify This Contractor

Use the Confirm on L&I Verify button and search registration REDLIM*835MM or UBI 604125856. The status there is the official one.
Check that the name on your bid or contract matches Redline Mechanical exactly (a limited liability company).
On L&I Verify, look for bond claims, lawsuits and any newer registration.
Ask for a certificate of insurance sent directly by the insurer, and compare it with the EMC Property & Casualty Compan policy on file.

A full walkthrough is in How to Check a Contractor License in Washington.

Record data as of Oct 30, 2026, from the Washington L&I contractor file.

Other General Contractors in Black Diamond

Active general contractor registrations with a Black Diamond address in the same L&I file. Listing here is not an endorsement.

Abel Construction LLC · General · expires Aug 19, 2028
Abp Environmental LLC · General · expires Jun 26, 2027
Advantage Id Construction LLC · General · expires Feb 19, 2027
American Forest Lands LLC · General · expires Feb 28, 2028
Angel'S Sons Tile Inst LLC · General · expires Aug 2, 2027
Avs General Construction Inc · General · expires Oct 21, 2027
B & S Business LLC · General · expires Aug 26, 2027
Bailey Industries Inc · General · expires Jan 30, 2027

Accuracy notice. Data from Washington L&I open data (public domain, PDDL), not affiliated with any government. Records change; confirm on the official L&I Verify tool before hiring. Search other businesses with the Washington contractor license lookup.

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