Top-Rated Contractors in Danville

50 verified

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 Danville, CA, 50 contractors currently hold Safety Scores of 85 or above, qualifying them as “top-rated” for 2026.

How We Calculate Safety Scores

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.

Top 50 Contractors by Safety Score

Ranked by SiteVetter Safety Score, highest first

#1

Air Design Heating & Cooling

License #604264 · C20

95/100

Grade A · Excellent

#2

Technical Flooring Professionals INC

License #493456 · C15

95/100

Grade A · Excellent

#3

Tri Fire Solutions

License #873457 · C10

95/100

Grade A · Excellent

#4

Tree Wise

License #676797 · C27

95/100

Grade A · Excellent

#5

Pure Pool Solutions Services

License #998550 · D35

95/100

Grade A · Excellent

#6

Aspire Builders

License #920386 · A

95/100

Grade A · Excellent

#7

Jensen H C Plumbing INC

License #265318 · C20

95/100

Grade A · Excellent

#8

Oldroyd Norm Concrete

License #1003981 · C-8

95/100

Grade A · Excellent

#9

N S General Contractors INC

License #566459 · B

95/100

Grade A · Excellent

#10

Bay Drainage and Landscaping

License #626918 · C27

95/100

Grade A · Excellent

#11

Gem Builders

License #603664 · B

95/100

Grade A · Excellent

#12

K M C Plumbing CO

License #901402 · C36

95/100

Grade A · Excellent

#13

Aquatic Harvesting

License #963147 · A

95/100

Grade A · Excellent

#14

Beamans INC

License #333377 · B

95/100

Grade A · Excellent

#15

Kristof Lloyd E Construction

License #426155 · B

95/100

Grade A · Excellent

#16

Northstar Solar INC

License #1006316 · B

95/100

Grade A · Excellent

#17

Blue Flame Crew West LLC

License #993502 · A

95/100

Grade A · Excellent

#18

Bcs INC

License #1011353 · B

95/100

Grade A · Excellent

#19

Bright S E Construction Company

License #339219 · B

95/100

Grade A · Excellent

#20

Christopher T Ruggieri

License #907014 · B

95/100

Grade A · Excellent

#21

Roberts-obayashi James E Corporation

License #358519 · A

95/100

Grade A · Excellent

#22

Advance Pool Care INC

License #878056 · D35

95/100

Grade A · Excellent

#23

Battaglini Electric INC

License #807214 · C10

95/100

Grade A · Excellent

#24

Kelly Electric INC

License #986059 · C10

95/100

Grade A · Excellent

#25

Freethy Jim Excavating INC

License #718343 · A

95/100

Grade A · Excellent

#26

C S Development & Construction INC

License #976459 · B

95/100

Grade A · Excellent

#27

Titus Mrf Services

License #872945 · A

95/100

Grade A · Excellent

#28

Quality Painting & Construction

License #507693 · B

95/100

Grade A · Excellent

#29

R F I Construction Management INC

License #927998 · B

95/100

Grade A · Excellent

#30

Data Kable Technology INC

License #913134 · C-7

95/100

Grade A · Excellent

#31

J S Builders LLC

License #971220 · B

95/100

Grade A · Excellent

#32

Barron Restoration INC

License #962700 · B

95/100

Grade A · Excellent

#33

Olsson Plumbing Company

License #443706 · C-4

95/100

Grade A · Excellent

#34

Bates Landscape and Hardscape

License #1002255 · C27

95/100

Grade A · Excellent

#35

Riviera Pools

License #449582 · C53

95/100

Grade A · Excellent

#36

Shape Construction

License #927875 · B

95/100

Grade A · Excellent

#37

Loukos Construction INC

License #827265 · B

95/100

Grade A · Excellent

#38

Northern Landscape Management INC

License #987181 · C27

95/100

Grade A · Excellent

#39

Firestorm Protect

License #554239 · B

95/100

Grade A · Excellent

#40

H P Construction Services INC

License #892621 · A

95/100

Grade A · Excellent

#41

Johnson Mechanical LLC

License #357683 · C36

95/100

Grade A · Excellent

#42

Garcia Victor M

License #856341 · C27

95/100

Grade A · Excellent

#43

Northern Lights Electric INC

License #503828 · C10

95/100

Grade A · Excellent

#44

Vanquish Environmental & Engineering

License #1007510 · A

95/100

Grade A · Excellent

#45

Mirza Landscaping INC

License #963815 · C27

95/100

Grade A · Excellent

#46

Corbett/salvador Construction INC

License #990244 · B

95/100

Grade A · Excellent

#47

Don Nelson Roofing

License #310534 · C39

95/100

Grade A · Excellent

#48

Ericsson Magnus Construction

License #802951 · B

95/100

Grade A · Excellent

#49

J R W Painting

License #872891 · C33

95/100

Grade A · Excellent

#50

Pacific Waste Services INC

License #716238 · A

95/100

Grade A · Excellent

Finding the Best Contractors in Danville

When hiring a contractor in Danville, 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:

  • License Status — Active CSLB license with proper classifications
  • Workers' Compensation — Current coverage to protect you from liability
  • Contractor Bond — Financial protection if work isn't completed
  • Federal Compliance — No debarments, wage violations, or safety citations

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.