License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
Insured
Workers' comp coverage on file
Clean record
No complaints or disciplinary actions
Hiring this contractor?
Get alerts if their license status changes.
You're monitoring this license!
We'll email you if the license status, bond, or complaint history changes.
Something went wrong
Is this your business?
Claim your profile to manage your listing.
Claim request submitted!
We'll be in touch at the email you provided to verify your identity.
Something went wrong
DEVIL MOUNTAIN MECHANICAL SERVICES
DBA: CHRISTIAN DELAMAIN
- License Number
- 894957
- State
- California
- Status
- active
- Business Type
- Sole Owner
- Address
- 1753 GREENBUSH CT CONCORD, CA, 94521 Contra Costa County
- Phone
- (925) 250 3147
License Dates
Issued
04/21/2007
Expires
04/30/2027
Expires in 13 months
CSLB Last Updated
02/18/2026
License Classifications
Personnel & Officers
DELAMAIN CHRISTIAN MICHAEL
Sole Owner
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #101037105
Effective: 02/13/2026
Workers' Compensation
Carrier: TECHNOLOGY INSURANCE COMPANY INC
Policy #TWC4673558
Effective: 08/27/2025
Expires: 08/27/2026
CSLB designation: Workers' Compensation Insurance
Complaints & Disciplinary History
This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.
Building Permits
Source: LA City Open Data (LADBS)
otc alterations permit
630 Natoma St, 94103
install new hvac system on roof. weight of system 600lb.
$12,000
2010-03-11
otc alterations permit
272 King St, 94107
correction of address from 250 king to 272 king change lot from 171 to 611. original pa#200708220535.
$1
2007-12-14
otc alterations permit
250 King St, 94107
mech ti - hvac equipment installation and exhust installation
$41,000
2007-09-14
Verify this record on the official state licensing board
View on Contractors State License Board (CSLB) →Learn how to verify contractor licenses in California
California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
Verify Another Contractor
Homeowner Resources
Other Licensed C20 in CONCORD
SMART HEATING AND AIR CONDITIONING INC
License #1084354 · CA
GROUNDLEVEL-OVERAA JOINT VENTURE 2
License #1084601 · CA
CALI HVAC INC
License #1087460 · CA
COMPLETE CARE HEATING AND AIR CONDITIONING INC
License #1088603 · CA
99 NORTH GENERAL ENGINEERING
License #1112114 · CA