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Best General Contractors in Sebastopol, CA (2026)

165 general contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Sebastopol: Bolt Down the Bay Area, CR Score 63/100; 5.0★ from 166 Google reviews.

  2. 2

    Best for emergencies (open 24/7): CMH General Contractors, Inc., posts 24/7 hours; ranked #2 of 165.

  3. 8

    Most-reviewed: Ghilotti Construction Company, 45 Google reviews at 3.0★, the most of 165 ranked after Bolt Down the Bay Area; ranked #8.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

165 Sebastopol general contractors are ranked here by CR Score, from ten published factors. 11 are open 24/7, 43 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 5.0★ across 165 rated businesses.

Top 10 general contractors in Sebastopol at a glance

Top 10 general contractors in Sebastopol at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Bolt Down the Bay Area635.0★ (166)Sebastopol—Overall
2CMH General Contractors, Inc.595.0★ (36)Santa Rosa, 13 mi away24/7Emergencies
3Sightline Builders, Inc584.8★ (17)SebastopolSat—
4Quality Builders and Renovations585.0★ (38)Santa Rosa, 5 mi away——
5Environmental Dynamics584.9★ (14)Petaluma, 14 mi away24/7—
6Simon & Sons Construction575.0★ (8)Larkfield-Wikiup, 10 mi away24/7—
7Superior Supplies, Inc.574.7★ (24)Santa Rosa, 6 mi awaySat—
8Ghilotti Construction Company573.0★ (45)Santa Rosa, 6 mi away24/7Most reviews
9Bigbull Builders & Sales575.0★ (5)Larkfield-Wikiup, 7 mi away24/7—
10Trick Construction575.0★ (14)Santa Rosa, 7 mi away——

The 165 best general contractors in Sebastopol, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Sebastopol

    #1 Bolt Down the Bay Area

    Based in Sebastopol

    63/100CR Score

    Ranked #1 because of its Google rating and review volume: 5.0★ from 166 Google reviews, the most in Sebastopol.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 166 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1424 Cunningham Rd, Sebastopol, CA 95472
    View profile for Bolt Down the Bay Area(866) 664-2658

  3. #3 Sightline Builders, Inc

    Based in Sebastopol

    58/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 17 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 8 AM–4 PM · Sun closed
    Address
    4676 Hessel Rd, Sebastopol, CA 95472
    View profile for Sightline Builders, Inc(707) 394-3140

  5. #5 Environmental Dynamics

    Based in Petaluma, 14 mi away

    58/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 14 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1320 Commerce St # A, Petaluma, CA 94954
    View profile for Environmental Dynamics(707) 762-9224

  7. #7 Superior Supplies, Inc.

    Based in Santa Rosa, 6 mi away

    57/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.7★ from 24 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 24 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 7 AM–12 PM · Sun closed
    Address
    40 Ridgway Ave, Santa Rosa, CA 95401
    View profile for Superior Supplies, Inc.(707) 546-7864

  8. #8 Ghilotti Construction Company

    Based in Santa Rosa, 6 mi away

    57/100CR Score

    Ranked #8 because of its Google rating and trade focus: 3.0★ from 45 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.0★ from 45 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    246 Ghilotti Ave, Santa Rosa, CA 95407
    View profile for Ghilotti Construction Company(707) 585-1221

  10. #10 Trick Construction

    Based in Santa Rosa, 7 mi away

    57/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 14 Google reviews
    Address
    1600 Keoke Ct, Santa Rosa, CA 95403
    View profile for Trick Construction(707) 228-7577

  11. #11 West Coast ADU

    Based in Santa Rosa, 5 mi away

    56/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4245 Hargrave Ave, Santa Rosa, CA 95407
    View profile for West Coast ADU(707) 236-7624

  12. #12 Leff Design Build

    Based in Sebastopol

    56/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 21 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    6791 Sebastopol Ave #140, Sebastopol, CA 95472
    View profile for Leff Design Build(707) 823-4899

  13. #13 Howie Excavating & Grading

    Based in Santa Rosa, 5 mi away

    56/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Sat 7 AM–7 PM · Sun closed
    Address
    1090 Rubicon Way, Santa Rosa, CA 95401
    View profile for Howie Excavating & Grading(707) 974-2188

  14. #14 customsonomafence

    Based in Larkfield-Wikiup, 11 mi away

    56/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun 9 AM–5 PM
    View profile for customsonomafence(707) 242-1288

  15. #15 Prime Level Construction

    Based in Rohnert Park, 7 mi away

    56/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 14 Google reviews
    Hours
    Mon–Sat 8 AM–5 PM · Sun closed
    View profile for Prime Level Construction(707) 858-8698

  16. #16 Grech Family Construction

    Based in Sebastopol

    56/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1600 Hurlbut Ave, Sebastopol, CA 95472
    View profile for Grech Family Construction(707) 328-7691

  17. #17 R. Lundberg Builder

    Based in Sebastopol

    56/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 7 Google reviews
    Hours
    Mon–Thu 7:30 AM–4:30 PM · Fri–Sat 9 AM–3:30 PM · Sun closed
    View profile for R. Lundberg Builder(707) 335-7531

  18. #18 Good Guy Builders

    Based in Fairfield, 15 mi away

    56/100CR Score

    Ranked #18 because of its Google rating and trade focus: 3.4★ from 22 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.4★ from 22 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Good Guy Builders(866) 466-3489

  19. #19 GL Construction

    Based in Santa Rosa, 5 mi away

    56/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 10 Google reviews
    Hours
    Mon–Sat 7 AM–5 PM · Sun closed
    Address
    349 Innsbrook Ct, Santa Rosa, CA 95401
    View profile for GL Construction(415) 879-2603

  20. #20 Merciari Construction Design

    Based in Santa Rosa, 6 mi away

    55/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    2885 Santa Rosa Ave Ste A, Santa Rosa, CA 95407
    View profile for Merciari Construction Design(707) 477-6174

  21. #21 John's Formica Shop Inc.

    Based in Santa Rosa, 5 mi away

    55/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2439 Piner Rd, Santa Rosa, CA 95403
    View profile for John's Formica Shop Inc.(707) 544-8585

  22. #22 Sealund Construction

    Based in Santa Rosa, 6 mi away

    55/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 17 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1007 W College Ave #465, Santa Rosa, CA 95401
    View profile for Sealund Construction(707) 304-0318

  23. #23 Gehrett & Zunino Builders, Inc. | Windsor Construction & Remodeling

    Based in Windsor, 10 mi away

    55/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    161 Johnson St, Windsor, CA 95492
    View profile for Gehrett & Zunino Builders, Inc. | Windsor Construction & Remodeling(707) 620-0533

  24. #24 CONTRERAS CARPENTRY FRAMING CONTRACTOR

    Based in Santa Rosa, 3 mi away

    55/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Tue 7 AM–6 PM · Wed–Thu 7:30 AM–6 PM · Fri 8 AM–5 PM · Sat 8 AM–2 PM · Sun closed
    Address
    1632 S Wright Rd, Santa Rosa, CA 95407
    View profile for CONTRERAS CARPENTRY FRAMING CONTRACTOR(707) 703-8042

  25. #25 KL Construction

    Based in Kentfield, 5 mi away

    55/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.8★ from 18 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 18 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    View profile for KL Construction(415) 377-4746

General contractors ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 165 ranked general contractors here; the rest are on their profiles.

general contractors in Sebastopol, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Thrive Construction Group554.4★ (13)In Sebastopol
27Ruiz Construction & Management Inc555.0★ (7)5 mi
28Shook & Waller Construction555.0★ (20)9 mi
29Manzanita Building Group, Inc.555.0★ (13)5 mi
30Clark Innovative General Construction Contractor554.9★ (7)5 mi
31Adobe Construction Company555.0★ (7)5 mi
32All Grade Excavating555.0★ (8)In Sebastopol
33McPheron Constuction Inc.545.0★ (10)5 mi
34Kirby Construction544.7★ (15)6 mi
35Mc Intosh Builders Inc545.0★ (5)6 mi
36Earthtone Construction Inc544.5★ (8)In Sebastopol
37Wolff Contracting, Inc544.9★ (12)6 mi
38Fj Knight Construction Inc545.0★ (5)5 mi
39Prestige Homes & Remodel545.0★ (8)10 mi
40Arvo Builders545.0★ (6)In Sebastopol
41Ohana Construction544.7★ (14)16 mi
42E.Valdez Framing INC545.0★ (3)16 mi
43IMH Construction, Inc.544.3★ (6)In Sebastopol
44Empower Building Solutions Inc.545.0★ (15)10 mi
45HEUN PACIFIC CONSTRUCTION545.0★ (8)18 mi
46Gross Enterprises, Inc.544.2★ (5)7 mi
47In Service Builders545.0★ (4)12 mi
48Crawl Space Specialist535.0★ (4)7 mi
49Skyfarm Construction LLC535.0★ (12)10 mi
50Rental Rehab Inc.535.0★ (13)10 mi

Also serving Sebastopol

20 more general contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked general contractors serving Sebastopol
BusinessGoogle ratingDistance
Artisan Timber Works, LLC.5.0★ (5)In Sebastopol
Brandywine Builders5.0★ (3)In Sebastopol
D and B Home improvement5.0★ (2)In Sebastopol
Deckmaster Fine Decks, Inc.4.9★ (23)In Sebastopol
Dirtwood Metal5.0★ (1)In Sebastopol
Dyleski Family Construction5.0★ (1)In Sebastopol
Empire HDD5.0★ (2)In Sebastopol
Gary Howard Construction Co5.0★ (5)In Sebastopol
Geo Services Group4.0★ (1)In Sebastopol
Gold Hammer Construction5.0★ (2)In Sebastopol
Heritage Fence Builders5.0★ (2)In Sebastopol
Highline Builders, Inc.5.0★ (1)In Sebastopol
Integrity Construction Maintenance, Inc.5.0★ (6)In Sebastopol
Jubilee Building Company5.0★ (2)In Sebastopol
Kelley Rentals - Sonoma County Residential Property Management3.0★ (19)In Sebastopol
Peter's Custom Wood Shop5.0★ (2)In Sebastopol
RG Fine Finishing Inc3.7★ (3)In Sebastopol
Sheehan Construction5.0★ (1)In Sebastopol
Staggs Construction5.0★ (2)In Sebastopol
Sustainable Living Builders, Inc4.9★ (84)In Sebastopol

How much do general contractors cost in Sebastopol?

Typical prices in USD, adjusted for California with a published regional index. Each row names its basis and month.

How much do general contractors cost in Sebastopol?
JobLowTypicalHighBasisChecked
Kitchen remodel$15,240$28,190$43,470Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.04 Pacific factor (2025 Cost vs. Value Report)October 2026
Bathroom remodel$7,050$12,880$18,720Per bathroom: typical range of customer-reported remodels. US national range × 1.06 Pacific factor (2025 Cost vs. Value Report)October 2026

How to check a general contractor's license in California

In California, Contractors State License Board (CSLB) licenses B General Building contractor license (B-2 for residential remodeling).

Jobs of $1,000 or more in labor and materials (from January 1, 2025).

  1. Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked Sebastopol general contractors

We scored 165 Sebastopol general contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Sebastopol data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

General contractors in Sebastopol: frequently asked questions

Who is the best general contractor in Sebastopol?

By CR Score, the highest-ranked general contractor in Sebastopol, CA is Bolt Down the Bay Area with a CR Score of 63/100. It has 5.0★ from 166 Google reviews. CMH General Contractors, Inc. (#2) and Sightline Builders, Inc (#3) follow. We ranked 165 general contractors on ten factors, last updated October 22, 2026.

How many general contractors are there in Sebastopol?

ContractorsRanked ranks 165 general contractors serving Sebastopol, CA. 10 of them are based in Sebastopol; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which general contractors in Sebastopol are open 24/7?

11 ranked general contractors in Sebastopol post 24/7 hours. The highest-ranked are CMH General Contractors, Inc. (#2), Environmental Dynamics (#5) and Simon & Sons Construction (#6). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which general contractors in Sebastopol work on weekends?

43 of 165 ranked general contractors post Saturday hours and 13 post Sunday hours. The highest-ranked open Saturdays are CMH General Contractors, Inc. (#2), Sightline Builders, Inc (#3) and Environmental Dynamics (#5). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a general contractor's license in California?

In California, Contractors State License Board (CSLB) handles licensing and covers B General Building contractor license (B-2 for residential remodeling). Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).

How much does kitchen remodel cost in Sebastopol?

Kitchen remodel typically costs $15,240 to $43,470, with $28,190 typical (Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.04 Pacific factor (2025 Cost vs. Value Report)). The range is adjusted for California. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Sebastopol general contractors have?

The median Google rating among 165 rated general contractors in Sebastopol is 5.0★, with a median of 6 reviews. Bolt Down the Bay Area has the most, 166 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank general contractors?

Each general contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Sebastopol

  1. October 2026: CR Scores recalculated for 165 general contractors serving Sebastopol.
  2. October 2026: 5 duplicate listings merged.

More general contractors and Sebastopol pages

Other trades in Sebastopol