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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.
Jt Plumbing & Air Conditioning
Chino Hills, CA · WC ✓ · 7 mi away
Proof for Jt Plumbing & Air Conditioning
- License
- CSLB 966368
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino Hills, CA · serves California
- Phone
- (714) 809-6944
- Listing
- Built from public records. Not claimed yet, so call them directly.
Jung's Cooling Inc
LA Habra, CA · WC ✓ · 9 mi away
Proof for Jung's Cooling Inc
- License
- CSLB 1109842
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Habra, CA · serves California
- Phone
- (714) 451-5500
- Listing
- Built from public records. Not claimed yet, so call them directly.
Just Better Heating & Air Conditioning
Placentia, CA · WC ✓ · 9 mi away
Proof for Just Better Heating & Air Conditioning
- License
- CSLB 1081879
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Placentia, CA · serves California
- Phone
- (714) 820-0262
- Listing
- Built from public records. Not claimed yet, so call them directly.
Just Everything Heating & Air Inc
Ontario, CA · WC ✓ · 9 mi away
Proof for Just Everything Heating & Air Inc
- License
- CSLB 892799
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Ontario, CA · serves California
- Phone
- (909) 466-3600
- Listing
- Built from public records. Not claimed yet, so call them directly.
Just-In Time Heating & Air Inc
Chino, CA · WC ✓ · 8 mi away
Proof for Just-In Time Heating & Air Inc
- License
- CSLB 1161142
- 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
- Chino, CA · serves California
- Phone
- (951) 751-7509
- Listing
- Built from public records. Not claimed yet, so call them directly.
Just Temperature Inc
Ontario, CA · WC ✓ · 9 mi away
Proof for Just Temperature Inc
- License
- CSLB 1062818
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Ontario, CA · serves California
- Phone
- (909) 994-3848
- Listing
- Built from public records. Not claimed yet, so call them directly.
K&K HVAC Services Inc
Chino, CA · WC ✓ · 8 mi away
Proof for K&K HVAC Services Inc
- License
- CSLB 1153735
- 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
- Chino, CA · serves California
- Phone
- (909) 992-2146
- Listing
- Built from public records. Not claimed yet, so call them directly.
K2 Air
LA Habra, CA · WC ✓ · 9 mi away
Proof for K2 Air
- License
- CSLB 965869
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Habra, CA · serves California
- Phone
- (714) 614-0995
- Listing
- Built from public records. Not claimed yet, so call them directly.
Kb Air
West Covina, CA · WC ✓ · 8 mi away
Proof for Kb Air
- License
- CSLB 1132227
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- West Covina, CA · serves California
- Phone
- (951) 233-6339
- Listing
- Built from public records. Not claimed yet, so call them directly.
Kenn's A/C
West Covina, CA · WC ✓ · 6 mi away
Proof for Kenn's A/C
- License
- CSLB 1064099
- 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
- West Covina, CA · serves California
- Phone
- (626) 367-8820
- Listing
- Built from public records. Not claimed yet, so call them directly.
Keystone Builds and More Inc
Chino Hills, CA · WC ✓ · 7 mi away
Proof for Keystone Builds and More Inc
- License
- CSLB 1136782
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; B2 Residential Remodeling; C10 Electrical; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino Hills, CA · serves California
- Phone
- (628) 363-7777
- Listing
- Built from public records. Not claimed yet, so call them directly.
King Unlimited
Glendora, CA · WC ✓ · 8 mi away
Proof for King Unlimited
- License
- CSLB 523208
- 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
- Glendora, CA · serves California
- Phone
- (626) 914-3605
- Listing
- Built from public records. Not claimed yet, so call them directly.
Kingman Plumbing Heating & Air Inc
City of Industry, CA · WC ✓ · 7 mi away
Proof for Kingman Plumbing Heating & Air Inc
- License
- CSLB 781087
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- City of Industry, CA · serves California
- Phone
- (626) 336-0032
- Listing
- Built from public records. Not claimed yet, so call them directly.
Klaus & Sons Plumbing Heating & Air Conditioning
Montclair, CA · WC ✓ · 8 mi away
Proof for Klaus & Sons Plumbing Heating & Air Conditioning
- License
- CSLB 320990
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C10 Electrical; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Montclair, CA · serves California
- Phone
- (909) 982-5698
- Listing
- Built from public records. Not claimed yet, so call them directly.
Kmc Mechanical Services
West Covina, CA · WC ✓ · 6 mi away
Proof for Kmc Mechanical Services
- License
- CSLB 1160524
- 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
- West Covina, CA · serves California
- Phone
- (626) 501-1655
- Listing
- Built from public records. Not claimed yet, so call them directly.
Koolpak HVAC
Brea, CA · WC ✓ · 5 mi away
Proof for Koolpak HVAC
- License
- CSLB 1049493
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (714) 788-7001
- Listing
- Built from public records. Not claimed yet, so call them directly.
Kressa LLC
West Covina, CA · WC ✓ · 8 mi away
Proof for Kressa LLC
- License
- CSLB 1076931
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning; HAZ Hazardous Substance Removal
- Expires
- Jun 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- West Covina, CA · serves California
- Phone
- (626) 242-0688
- Listing
- Built from public records. Not claimed yet, so call them directly.
L & T Cooling & Heating
Placentia, CA · WC ✓ · 9 mi away
Proof for L & T Cooling & Heating
- License
- CSLB 1144911
- 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
- Placentia, CA · serves California
- Phone
- (626) 780-9015
- Listing
- Built from public records. Not claimed yet, so call them directly.
Lara Air Conditioning
West Covina, CA · WC ✓ · 8 mi away
Proof for Lara Air Conditioning
- License
- CSLB 892691
- 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
- West Covina, CA · serves California
- Phone
- (626) 931-9388
- Listing
- Built from public records. Not claimed yet, so call them directly.
Lc Prime Air HVAC
West Covina, CA · WC ✓ · 6 mi away
Proof for Lc Prime Air HVAC
- License
- CSLB 1151382
- 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
- West Covina, CA · serves California
- Phone
- (626) 617-2016
- Listing
- Built from public records. Not claimed yet, so call them directly.
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