MASTER COOLING
License
- Status
- CLEAR
- First issued
- September 9, 2021
- Expires
- September 30, 2027
- Entity
- Corporation
- Address of record
- 17700 AVALON BLVD SPC 392, Carson, CA 90746
- Phone of record
- (213) 500 2424
Contractor bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond number
- 100870648
- Amount
- $25,000
- Effective
- July 24, 2024
Workers’ compensation
- Carrier
- CLEAR SPRING PROPERTY AND CASUALTY COMPANY
- Policy number
- CWC00213404
- Effective
- October 22, 2025
- Expires
- October 22, 2026
Are they licensed for your job?
A California contractor may only contract for work their classification covers. Pick the job and this reads the license on file against it.
Licensed to perform
- B General Building Contractor
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- C-38 Refrigeration Contractor
A contractor may only contract for work within their classifications. See all 12 licensed warm-air heating, ventilating and air-conditioning contractors in Carson.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| HWANG SUMI | Officer | September 9, 2021 | Current |
| PARK SAMUEL SHIN | Responsible Managing Officer | August 4, 2025 | Current |
| RO KIHWAN | Responsible Managing Officer/Chief Executive Officer/President | September 9, 2021 | Current |
| PARK SUNG HO | Officer | August 3, 2022 | August 12, 2025 |
Verified status badge
Put this on your website or in a bid packet. It reads the state’s record live every time someone loads it, so it is never a screenshot of a good day. Free, and you don’t need to claim this listing to use it.
<a href="https://bookofbuilders.com/license/1081002" target="_blank" rel="noopener">
<img src="https://bookofbuilders.com/badge/1081002.svg" alt="MASTER COOLING — California contractor license #1081002 status, verified against CSLB records" width="268" height="76">
</a>The badge shows whatever the CSLB record says — including a suspension or lapsed coverage. There is no paid version and no way to change what it displays. That is what makes it worth showing. The same data as JSON if you’d rather build your own.
Is this your license?
Claim this page to add your photos, description, service area and contact details. The state’s record above stays exactly as it is — claiming adds to a page, it never edits or hides anything the CSLB reports.
Source: California Contractors State License Board public records. Coverage lapse is evaluated against today’s date; all other fields reflect the latest weekly CSLB file. Confirm at the CSLB’s official record before signing a contract.