General contractor · Redmond, WA

Jefferson Sustainable L/M LLC

Active Washington registration JEFFESL770RG · per L&I records

LicensedBondedInsured

Is Jefferson Sustainable L/M LLC Licensed?

Washington L&I records list Jefferson Sustainable L/M LLC with registration number JEFFESL770RG and status ACTIVE, valid until Jan 1, 2028. The business address on file is in Redmond, WA 98073.

License Details

License #: JEFFESL770RG
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: Jan 1, 2024
Expires: Jan 1, 2028
Business type: Limited Liability Company
UBI (state business ID): 605347353
City: Redmond, WA 98073

Bond and Insurance on File

Surety bond: $30,000 · Federated Mutual Ins Co
Effective Nov 21, 2025 · Until Canceled
Liability insurance: $1,000,000 · Federated Mutual Ins Co
Expires Jan 1, 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 426 days left before it expires on Jan 1, 2028. Check that date against your project timeline.

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

How This Record Compares in Redmond

Jefferson Sustainable L/M LLC has held registration JEFFESL770RG for 2.8 years. The median for the 387 active general contractors with a Redmond address is 5.8 years, and 131 of them have held their registration for 10 years or more, so this registration is newer than most in Redmond. 46 of them registered in the last 12 months.

99% of these Redmond records have a surety bond on file and 100% have liability insurance on file. The median insurance amount on file is $1,000,000; this business lists $1,000,000, which is equal to that median. Insurance amounts are what the insurer reported to L&I; they are not a rating of the business.

Record Timeline

Jan 1, 2024: Current registration JEFFESL770RG took effect.
Nov 21, 2025: $30,000 surety bond with Federated Mutual Ins Co took effect.
Oct 30, 2026: Our copy of the L&I record was taken.
Jan 1, 2027: Federated Mutual Ins Co liability policy on file expires.
Jan 1, 2028: Registration expires unless renewed.

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 JEFFESL770RG or UBI 605347353. The status there is the official one.
Check that the name on your bid or contract matches Jefferson Sustainable L/M LLC 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 Federated Mutual Ins Co 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.

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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