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Leff Design BuildGeneral contractor in Sebastopol, CA

Leff Design Build is a general contractor at 6791 Sebastopol Ave #140, Sebastopol, CA 95472, ranked #12 of 165 general contractors in Sebastopol and rated 4.6 from 21 Google reviews. Open Monday to Friday.

Sebastopol, CAUpdated 0 paid placements in any rankingHow we rank

Call (707) 823-4899Website ↗

Key facts

Key facts about Leff Design Build
Address6791 Sebastopol Ave #140, Sebastopol, CA 95472Get directions
Phone(707) 823-4899
Websiteleffdesignbuild.com
HoursMonday to Friday: 8:30 AM – 5 PM
Google rating4.6 from 21 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Sebastopol and 11 towns within 25 miles: Roseland, Santa Rosa, Rohnert Park, Cotati, Larkfield-Wikiup, Windsor, Healdsburg, Petaluma, Calistoga, Boyes Hot Springs and Saint Helena.

Based in Sebastopol, CAView on map

Opening hours

Opening hours for Leff Design Build
DayHours
Monday8:30 AM – 5 PM
Tuesday8:30 AM – 5 PM
Wednesday8:30 AM – 5 PM
Thursday8:30 AM – 5 PM
Friday8:30 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical general contracting prices

Typical general contracting prices
JobLowTypicalHigh
Kitchen remodelPer 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)$15,240$28,190$43,470
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.06 Pacific factor (2025 Cost vs. Value Report)$7,050$12,880$18,720

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby general contractors

Leff Design Build compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Leff Design Build (this business)—564.6 (21)—NoNo
Trick Construction#10575.0 (14)———6.6 mi
West Coast ADU#11565.0 (3)—YesYes5.1 mi
Howie Excavating & Grading#13565.0 (11)—YesNo4.5 mi

See all 165 ranked general contractors in Sebastopol

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.6from 21 Google reviews

Hired Leff Design Build? Write a review

Questions about Leff Design Build

How is Leff Design Build ranked in Sebastopol?

Leff Design Build is ranked #12 of 165 general contractors in Sebastopol by CR Score, with 56 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Leff Design Build’s hours?

Leff Design Build is open Monday to Friday. Its listed hours are Monday to Friday, 8:30 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Leff Design Build serve?

Serves Sebastopol and 11 towns within 25 miles: Roseland, Santa Rosa, Rohnert Park, Cotati, Larkfield-Wikiup, Windsor, Healdsburg, Petaluma, Calistoga, Boyes Hot Springs and Saint Helena. The list is based on the business's location and the usual service radius for general contracting. Confirm your address is covered when you call.

What do Google reviews say about Leff Design Build?

Leff Design Build has a rating of 4.6 from 21 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Leff Design Build?

Call Leff Design Build on (707) 823-4899. The business is at 6791 Sebastopol Ave #140, Sebastopol, CA 95472. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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