Top-Rated Contractors in St Helena

42 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 St Helena, CA, 42 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 42 Contractors by Safety Score

Ranked by SiteVetter Safety Score, highest first

#1

Ray's Glass

License #626476 · C17

95/100

Grade A · Excellent

#2

T & O Masonry INC

License #405364 · C29

95/100

Grade A · Excellent

#3

Prime Time Audio Video

License #883142 · C-7

95/100

Grade A · Excellent

#4

Ebersole Construction

License #735046 · B

95/100

Grade A · Excellent

#5

Team Built Construction INC

License #759265 · B

95/100

Grade A · Excellent

#6

Gar Rector & Associates INC

License #664538 · B

95/100

Grade A · Excellent

#7

ST Helena Hardwood Floors LLC

License #1001927 · C15

95/100

Grade A · Excellent

#8

Centric Building INC

License #862909 · B

95/100

Grade A · Excellent

#9

Gastelum Custom Masonry

License #791928 · C29

95/100

Grade A · Excellent

#10

North Bay Tile CO

License #581523 · C54

95/100

Grade A · Excellent

#11

Ogletree's INC

License #909032 · C51

95/100

Grade A · Excellent

#12

Building and Design INC

License #517581 · B

95/100

Grade A · Excellent

#13

Hardin Enterprises

License #472109 · A

95/100

Grade A · Excellent

#14

BR Construction INC

License #354668 · B

95/100

Grade A · Excellent

#15

Zwischen Studio

License #1027124 · B

90/100

Grade A · Excellent

#16

R C S General Contracting INC

License #1058869 · B

90/100

Grade A · Excellent

#17

Quinteros Q Construction INC

License #1026448 · B

90/100

Grade A · Excellent

#18

Victor Landscaping INC

License #1099236 · C27

85/100

Grade B · Good

#19

Bowdoin Construction Company

License #879406 · B

85/100

Grade B · Good

#20

Dewyer Contracting

License #888502 · B

85/100

Grade B · Good

#21

Wightman Built INC

License #1010482 · B

85/100

Grade B · Good

#22

Rivera's Masonry

License #1096043 · C29

85/100

Grade B · Good

#23

Peterson Mark

License #384526 · B

85/100

Grade B · Good

#24

ST Helena Lighting & Design

License #388033 · C10

85/100

Grade B · Good

#25

Vin & Vin Landscaping LLC

License #1090318 · C27

85/100

Grade B · Good

#26

DE Alba Kirk Construction

License #808046 · B

85/100

Grade B · Good

#27

Main Street Electric

License #528175 · C10

85/100

Grade B · Good

#28

MC Cornack Associates Construction INC

License #541531 · B

85/100

Grade B · Good

#29

ST Helena Development

License #577653 · B

85/100

Grade B · Good

#30

S G Construction

License #801053 · B

85/100

Grade B · Good

#31

Ogden Polly Associates

License #586270 · B

85/100

Grade B · Good

#32

Aqueduct Plumbing

License #380498 · B

85/100

Grade B · Good

#33

Bankson Kenneth Allan

License #603681 · C33

85/100

Grade B · Good

#34

Friedrich Company

License #618485 · B

85/100

Grade B · Good

#35

Amato Electric

License #636032 · C10

85/100

Grade B · Good

#36

Mcgrath Builders

License #639282 · B

85/100

Grade B · Good

#37

Thomas Construction

License #441748 · B

85/100

Grade B · Good

#38

Galusha Gary Construction

License #470933 · B

85/100

Grade B · Good

#39

R T S Construction

License #802741 · B

85/100

Grade B · Good

#40

Rabanal Construction

License #659953 · B

85/100

Grade B · Good

#41

Western States Investors INC

License #750082 · B

85/100

Grade B · Good

#42

White Peter G

License #764913 · B

85/100

Grade B · Good

Finding the Best Contractors in St Helena

When hiring a contractor in St Helena, 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.