Top-Rated Contractors in Guerneville

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 Guerneville, 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

Zerah Jerry Construction

License #553419 · B

95/100

Grade A · Excellent

#2

Vinyl Designyl INC

License #828146 · B

95/100

Grade A · Excellent

#3

Matlock Roofing INC

License #778279 · C39

95/100

Grade A · Excellent

#4

Diaz Artemio

License #680150 · B

95/100

Grade A · Excellent

#5

Lynch Tom Construction

License #467751 · B

95/100

Grade A · Excellent

#6

Steve's Electric

License #809424 · C10

95/100

Grade A · Excellent

#7

Sonoma Landworks

License #522707 · A

95/100

Grade A · Excellent

#8

Spa Dad and Son

License #879209 · D35

95/100

Grade A · Excellent

#9

Peters Construction

License #1001894 · B

95/100

Grade A · Excellent

#10

Martinez Vince

License #503548 · C33

95/100

Grade A · Excellent

#11

Deering and Sons Construction

License #509086 · B

95/100

Grade A · Excellent

#12

Outdoor Lighting Perspectives OF Northbay CA

License #1066215 · C-7

90/100

Grade A · Excellent

#13

Olivo Ruben Builder

License #1052227 · B

90/100

Grade A · Excellent

#14

Mbg General Engineering INC

License #1094520 · A

85/100

Grade B · Good

#15

West County Constuction

License #515145 · B

85/100

Grade B · Good

#16

Earthtone Homes

License #392149 · B

85/100

Grade B · Good

#17

Knight Contractors

License #409483 · B

85/100

Grade B · Good

#18

Humes Electrical Construction

License #465190 · C10

85/100

Grade B · Good

#19

Vargas Michael

License #568257 · C15

85/100

Grade B · Good

#20

Deaken Construction

License #586141 · B

85/100

Grade B · Good

#21

Monterrosa Mario Electric INC

License #670700 · C10

85/100

Grade B · Good

#22

Davis Construction CO

License #710720 · B

85/100

Grade B · Good

#23

Uppacreek Construction

License #730606 · B

85/100

Grade B · Good

#24

E C C O

License #756619 · B

85/100

Grade B · Good

#25

Foothill Construction

License #783907 · B

85/100

Grade B · Good

#26

Fogal Arcadio G

License #795712 · B

85/100

Grade B · Good

#27

Tibbetts Construction

License #805254 · B

85/100

Grade B · Good

#28

Calstroy

License #933697 · A

85/100

Grade B · Good

#29

Pratt S Construction

License #946473 · B

85/100

Grade B · Good

#30

Nature's Designs

License #977117 · C27

85/100

Grade B · Good

#31

Crame CO

License #909304 · B

85/100

Grade B · Good

#32

Eccles Electrical

License #867963 · C10

85/100

Grade B · Good

#33

Hendrickson James M

License #812235 · B

85/100

Grade B · Good

#34

Ness Dennis Martin

License #815948 · B

85/100

Grade B · Good

#35

King Construction

License #819877 · B

85/100

Grade B · Good

#36

Alex and Alex Painting INC

License #1077860 · C33

85/100

Grade B · Good

#37

Fazio Builders INC

License #1080940 · B

85/100

Grade B · Good

#38

Bedrock Construction CO

License #583369 · B

85/100

Grade B · Good

#39

Familia Chavez Tree Care LLC

License #1080801 · D49

85/100

Grade B · Good

#40

Symmonds Zachariah

License #1108587 · C60

85/100

Grade B · Good

#41

Venn Construction CO

License #410947 · B

85/100

Grade B · Good

#42

Padilla Concrete

License #1088402 · C-8

85/100

Grade B · Good

Finding the Best Contractors in Guerneville

When hiring a contractor in Guerneville, 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.