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State files updated Oct 30, 2026

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California contractor license

Bottom Line Utility Solutions Inc

Bottom Line Utility Solutions Inc of Irvine holds California license 876167 (B General Building, C10 Electrical, C36 Plumbing, D35 Pool and Spa Maintenance). The CSLB file dated Oct 30, 2026 lists it as active.1 It expires Apr 30, 2028.

Licensed 20 years, longer than 76% of 147 active Irvine electrical contractors.

Active

Bottom Line Utility Solutions Inc, Irvine

License
876167
Class
B General Building; C10 Electrical; C36 Plumbing; D35 Pool and Spa Maintenance
Expires
Apr 30, 2028
Bond
$25,000
Workers' comp
Insured to May 27, 2027

CSLB file dated Oct 30, 2026

From the CSLB file dated Oct 30, 2026. Not a consumer report; check the board before you hire.

Has the board taken action on this license?

None in the CSLB file dated Oct 30, 2026. Confirm with the board: CSLB license check

What bond, insurance and workers' comp are on file?

Bond
$25,000Merchants Bonding Company (Mutual), from Mar 22, 2025, continuous
Liability insurance
Not in the CSLB fileCheck with the board
Workers' comp
InsuredUnited Fire & Casualty Company, from May 27, 2026, to May 27, 2027

Who is on this license?

Officer
Robert L. EdelsteinSince Apr 13, 2006
Responsible managing officer, CEO and president
David W. SonkeSince Oct 22, 2012
Responsible managing employee
Cory F. SmithSince May 21, 2012
Responsible managing employee
Mark P. RossSince Oct 7, 2013

What work does this license cover?

Issued Apr 13, 2006.

Which other Irvine businesses hold B General Building?

Electrical Contractors in IrvineCalifornia electrical contractorsCalifornia plumbing contractors

What should you check before hiring?

What to ask before you hire

  1. Get the license number in writing. The name on the license should match the name on your contract and invoice.
  2. Check the class covers the job. A license for one trade doesn't cover another. California license classes
  3. Ask for a certificate of insurance sent to you by the insurance agent, not handed over by the contractor. How to read a COI
  4. Ask who will be on site. If a crew works on your property, ask for proof of workers' comp. An exemption on file means the contractor told the CSLB it has no employees.
  5. Put it in a written contract: license number, price, start date and payment schedule. Check the license again on the day you sign.

If the license is lapsed

  1. Don't sign or pay a deposit until the CSLB shows the license active again.
  2. Ask the contractor why. For a bond or insurance lapse, ask for proof that the new bond or policy was filed with the CSLB, then check again.
  3. If work has started, hold further payments, keep the contract, receipts and photos, and file a complaint with Contractors State License Board (CSLB).
  4. Check another contractor. California license lookup

Sources

  1. CSLB License Master (cslb.ca.gov, Oct 30, 2026)
  2. Contractors State License Board (CSLB)