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Heating and air conditioning in Diamond Bar, CA
33 heating and air conditioning in Diamond Bar, CA. Every listing checked against the issuer's record, in the published order.
Cam Quan L
LA Puente, CA · WC ✓ · 7 mi away
Proof for Cam Quan L
- License
- CSLB 1094380
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Puente, CA · serves California
- Phone
- (626) 321-3012
- Listing
- Built from public records. Not claimed yet, so call them directly.
Cannon Building Services Inc
Placentia, CA · WC ✓ · 9 mi away
Proof for Cannon Building Services Inc
- License
- CSLB 553842
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Oct 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Placentia, CA · serves California
- Phone
- (714) 630-9570
- Listing
- Built from public records. Not claimed yet, so call them directly.
Canyon City Air
Glendora, CA · WC ✓ · 8 mi away
Proof for Canyon City Air
- License
- CSLB 1103874
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Glendora, CA · serves California
- Phone
- (626) 208-6354
- Listing
- Built from public records. Not claimed yet, so call them directly.
Canyon City Cooling Inc
Covina, CA · WC ✓ · 8 mi away
Proof for Canyon City Cooling Inc
- License
- CSLB 1088249
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Mar 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Covina, CA · serves California
- Phone
- (626) 216-9183
- Listing
- Built from public records. Not claimed yet, so call them directly.
Carrara Inc
City of Industry, CA · WC ✓ · 9 mi away
Proof for Carrara Inc
- License
- CSLB 145253
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C29 Masonry; C43 Sheet Metal; C54 Ceramic and Mosaic Tile
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- City of Industry, CA · serves California
- Phone
- (626) 961-6010
- Listing
- Built from public records. Not claimed yet, so call them directly.
Castaneda Christopher
West Covina, CA · WC ✓ · 8 mi away
Proof for Castaneda Christopher
- License
- CSLB 1031750
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- West Covina, CA · serves California
- Phone
- (626) 712-1994
- Listing
- Built from public records. Not claimed yet, so call them directly.
Ce Mechanical Inc
Chino, CA · 8 mi away
Proof for Ce Mechanical Inc
- USDOT registration
- US-DOT 2625363
- Issuer
- US-DOT
- Status
- Active
- Class
- Private motor carrier
- Checked
- Oct 23, 2026
- Where
- Chino, CA · serves California
- Phone
- (909) 548-0925
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chaffin Air Inc
Placentia, CA · WC ✓ · 9 mi away
Proof for Chaffin Air Inc
- License
- CSLB 996518
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Placentia, CA · serves California
- Phone
- (714) 864-0056
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chian Chung Fung
Chino Hills, CA · WC ✓ · 7 mi away
Proof for Chian Chung Fung
- License
- CSLB 1063805
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Feb 29, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino Hills, CA · serves California
- Phone
- (626) 766-9503
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chill Will's Cool Breeze Inc
Chino Hills, CA · WC ✓ · 7 mi away
Proof for Chill Will's Cool Breeze Inc
- License
- CSLB 918450
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino Hills, CA · serves California
- Phone
- (909) 973-8553
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chino Valley Air
Chino, CA · WC ✓ · 8 mi away
Proof for Chino Valley Air
- License
- CSLB 1129532
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Nov 30, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (831) 713-0521
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chino Valley Refrigeration
Ontario, CA · WC ✓ · 9 mi away
Proof for Chino Valley Refrigeration
- License
- CSLB 570810
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C10 Electrical; C38 Refrigeration
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Ontario, CA · serves California
- Phone
- (909) 391-2917
- Listing
- Built from public records. Not claimed yet, so call them directly.
Choice Air
Brea, CA · WC ✓ · 5 mi away
Proof for Choice Air
- License
- CSLB 855665
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Mar 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (714) 388-7986
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chunshengli
LA Puente, CA · WC ✓ · 7 mi away
Proof for Chunshengli
- License
- CSLB 1138934
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Jun 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Puente, CA · serves California
- Phone
- (626) 910-5803
- Listing
- Built from public records. Not claimed yet, so call them directly.
Classic Refrigeration Socal Inc
Fullerton, CA · 10 mi away
Proof for Classic Refrigeration Socal Inc
- USDOT registration
- US-DOT 3896723
- Issuer
- US-DOT
- Status
- Active
- Class
- Private motor carrier
- Checked
- Oct 23, 2026
- Where
- Fullerton, CA · serves California
- Phone
- (714) 949-1310
- Listing
- Built from public records. Not claimed yet, so call them directly.
Classic Refrigeration Socal Inc
Brea, CA · WC ✓ · 5 mi away
Proof for Classic Refrigeration Socal Inc
- License
- CSLB 1058381
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (714) 264-3550
- Listing
- Built from public records. Not claimed yet, so call them directly.
Cnc Air Inc
Yorba Linda, CA · WC ✓ · 9 mi away
Proof for Cnc Air Inc
- License
- CSLB 1145727
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Yorba Linda, CA · serves California
- Phone
- (714) 873-5756
- Listing
- Built from public records. Not claimed yet, so call them directly.
Cold War Refrigeration Inc
Chino Hills, CA · WC ✓ via leasing firm · 7 mi away
Proof for Cold War Refrigeration Inc
- License
- CSLB 1013047
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Covered through an employee leasing firm
- Where
- Chino Hills, CA · serves California
- Phone
- (909) 536-3736
- Listing
- Built from public records. Not claimed yet, so call them directly.
Comfort Air Systems
Covina, CA · WC ✓ · 7 mi away
Proof for Comfort Air Systems
- License
- CSLB 846084
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Covina, CA · serves California
- Phone
- (800) 828-6842
- Listing
- Built from public records. Not claimed yet, so call them directly.
Comfort Climate
Chino, CA · WC ✓ · 8 mi away
Proof for Comfort Climate
- License
- CSLB 1130437
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Dec 31, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (626) 624-2589
- Listing
- Built from public records. Not claimed yet, so call them directly.
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