These contractors have SiteVetter Safety Scores of 85+ out of 100, indicating strong compliance with licensing, insurance, bonding, and federal requirements.
A SiteVetter Safety Score is a proprietary 0-100 compliance rating that aggregates contractor data from six sources: California Contractors State License Board (CSLB), SAM.gov federal exclusions, OSHA safety inspections, Department of Labor wage records, EPA environmental compliance, and building permit records from major California cities. In Glendora, CA, 50 contractors currently hold Safety Scores of 85 or above, qualifying them as “top-rated” for 2026.
Our Safety Score aggregates data from 6 sources: CSLB license status, workers' compensation coverage, contractor bonding, federal databases including SAM.gov (debarment), OSHA (safety violations), DOL (wage violations), and building permits. Scores of 85+ indicate contractors with active licenses, proper insurance, and clean federal records.
Ranked by SiteVetter Safety Score, highest first
Gibson Construction
License #638123 · B
Grade A · Excellent
Optimum Heating and Air Conditioning
License #856737 · C20
Grade A · Excellent
Platinum Waterscapes
License #1004416 · C53
Grade A · Excellent
Young S D Roofing
License #691337 · C39
Grade A · Excellent
Higgins Const
License #728116 · B
Grade A · Excellent
Dowd Industries Corporation
License #380611 · C39
Grade A · Excellent
Rolhard INC
License #1010933 · A
Grade A · Excellent
Picture Perfect Maintenance INC
License #1009019 · C27
Grade A · Excellent
Allied Paving Enterprises INC
License #674641 · A
Grade A · Excellent
Advanced Roofing and Sons INC
License #684276 · C39
Grade A · Excellent
Jordanair INC
License #560429 · B
Grade A · Excellent
Wells Development and Construction INC
License #700198 · B
Grade A · Excellent
Yancosky Eugene JR
License #952005 · C-8
Grade A · Excellent
Crestwood Corporation
License #460320 · B
Grade A · Excellent
Glendora Plumbing & Heating INC
License #388123 · C20
Grade A · Excellent
Carpet Touch
License #476460 · C15
Grade A · Excellent
Earl Higgins INC
License #619645 · C12
Grade A · Excellent
D a R Construction
License #556706 · B
Grade A · Excellent
Commercial Construction INC
License #566969 · B
Grade A · Excellent
Gorilla Construction INC
License #921092 · B
Grade A · Excellent
SO Cal Pool Company
License #845392 · C53
Grade A · Excellent
Rain Dance Roofing
License #683813 · C39
Grade A · Excellent
Count ON Plumbing
License #610947 · C36
Grade A · Excellent
Building Electronic Controls INC
License #729905 · C-7
Grade A · Excellent
Fortress Security Systems
License #744862 · C10
Grade A · Excellent
Pro Electric Services INC
License #1005721 · C10
Grade A · Excellent
Comfort Zone INC
License #760955 · C20
Grade A · Excellent
Western Environmental Services
License #922840 · D40
Grade A · Excellent
Heim Electric INC
License #910948 · C10
Grade A · Excellent
Sunthurst Energy, LLC CA
License #996509 · B
Grade A · Excellent
Edra Construction Corporation
License #1005021 · B
Grade A · Excellent
RS Air Conditioning & Heating
License #966380 · C20
Grade A · Excellent
R D Smith Heating and a C
License #1015727 · C20
Grade A · Excellent
Greene Marc B Construction
License #620350 · B
Grade A · Excellent
Simply Efficient Heating & Air Conditioning INC
License #1015128 · C20
Grade A · Excellent
Renaissance Outdoor Living INC
License #919791 · C27
Grade A · Excellent
Herron Brothers Painting
License #940322 · C33
Grade A · Excellent
K C's Electric
License #512108 · C10
Grade A · Excellent
Aqua Construction INC
License #992227 · C53
Grade A · Excellent
RE Air INC
License #595054 · C20
Grade A · Excellent
Cal-west Mechanical LLC
License #858850 · C20
Grade A · Excellent
G C D INC
License #600748 · A
Grade A · Excellent
Elliott Curtis R Construction
License #514543 · B
Grade A · Excellent
Ace CD INC
License #847907 · A
Grade A · Excellent
Bts Maint
License #772080 · D49
Grade A · Excellent
H 2 O Fire Protection INC
License #897997 · C16
Grade A · Excellent
Alcan Technologies Incorporated
License #975770 · B
Grade A · Excellent
Dave Pycz Construction INC
License #603016 · C-8
Grade A · Excellent
Laing David Masonry INC
License #1010637 · C29
Grade A · Excellent
G a Technical Services INC
License #816080 · B
Grade A · Excellent
When hiring a contractor in Glendora, California, due diligence matters. The contractors listed above have been verified against multiple government databases and achieved Safety Scores of 85 or higher—placing them among the most compliant contractors in the area.
Our Safety Score considers:
While a high Safety Score is a strong indicator of a reputable contractor, we always recommend getting multiple quotes, checking references, and verifying the contractor is licensed for your specific type of project.
Safety Scores are calculated based on publicly available government records and are updated weekly. For official verification, check directly with CSLB at cslb.ca.gov.