Don's Plumbing & Heating CO (CSLB #372403)
CSLB #372403
Los Angeles, CA · (323) 261-5166
License status
Active
Expires April 30, 2027 · Issued 1979
Expires April 30, 2027Issued April 4, 1979
BondContractor bond
$25,000
American Contractors Indemnity Co.
Workers' comp
On filePolicy on file
Ins. Co. Of The West · to Mar 27, 2027Ins. Co. Of The West Runs to March 27, 2027
ClassesClassifications
B General building · C-16 Fire protection · C-20 Warm-air heating, ventilating and air-conditioning · C-36 Plumbing
FROM THE CSLB FILE DATED NOV 6, 2026
Status can change the same day. We don't approve contractors; this is the state's public file.
Check this license at CSLB ↗CSLB file dated NOV 6, 2026 · Status can change the same day · Check at CSLB ↗
Active today. And tomorrow?
Get an email the morning this license changes.
Status, bond or workers' comp. We read the new CSLB file every day.We read the new CSLB file every day. If the status, bond or workers' comp on #372403 changes, you hear about it before the crew shows up.
Free for up to 50 licenses. No card.
Is this your license?
Put the live status on your website. The badge updates with each new file.
Get the badgePeople on the license
Michael John Wiltz
Role: Sole owner
Qualifies: C-36, C-20, B, C-16
Your name here? Ask us to remove it or fix it
The full record
- Business address
- 4655 E OLYMPIC BLVD, Los Angeles, CA 90022
- Phone
- (323) 261-5166
- Bond
- American Contractors Indemnity Company · $25,000
- Workers' comp
- Insurance Company Of The West · policy WSD507622502 · Mar 27, 2026 to Mar 27, 2027
About this license
Don's Plumbing & Heating CO of Los Angeles, CA holds California contractor license #372403 in B — General building, C-16 — Fire protection, C-20 — Warm-air heating, ventilating and air-conditioning, and C-36 — Plumbing. The business phone on the license is (323) 261-5166. The license was issued April 4, 1979 and expires April 30, 2027, and the CSLB file lists it as active. Its contractor bond of $25,000 is with American Contractors Indemnity Company. Workers' compensation is with Insurance Company Of The West, policy dates March 27, 2026 – March 27, 2027. People on the license include Michael John Wiltz (Sole Owner).