Skip to content
ContractorsRanked

J Master KoatingsPainter in Castro Valley, CA

J Master Koatings is a painter in Castro Valley, CA, ranked #39 of 209 painters in Castro Valley and rated 5.0 from 5 Google reviews. Open Monday to Saturday.

Castro Valley, CAUpdated 0 paid placements in any rankingHow we rank

Call (510) 861-6875Website ↗

Key facts

Key facts about J Master Koatings
Phone(510) 861-6875
Websitemasterkoatings.com
HoursMonday to Friday: 8 AM – 5 PM; Saturday: 9 AM – 3 PM
Google rating5.0 from 5 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Castro Valley and 12 towns within 15 miles: Tiburon, Sausalito, Strawberry, Richmond, Chinatown, Tamalpais-Homestead Valley, El Cerrito, Corte Madera, Albany, Tamalpais Valley, Mill Valley and San Pablo.

Based in Castro Valley, CAView on map

Opening hours

Opening hours for J Master Koatings
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
Saturday9 AM – 3 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • Open Sundays — no

Typical painting prices

Typical painting prices
JobLowTypicalHigh
Interior paintingPer project: typical range of customer-reported jobs (about $2 to $6 per sq ft of floor area). US national range$965$2,022$3,089
Exterior paintingPer house: typical range of customer-reported jobs. US national range$1,819$3,178$4,551

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

Compare nearby painters

J Master Koatings compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
J Master Koatings (this business)—565.0 (5)—YesNo
CertaPro Painters of Berkeley, CA#38564.9 (198)—NoNo8.5 mi

See all 209 ranked painters in Castro Valley

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 5 Google reviews

Hired J Master Koatings? Write a review

Questions about J Master Koatings

How is J Master Koatings ranked in Castro Valley?

J Master Koatings is ranked #39 of 209 painters in Castro Valley 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 J Master Koatings’ hours?

J Master Koatings is open Monday to Saturday. Its listed hours are Monday to Friday, 8 AM – 5 PM; Saturday, 9 AM – 3 PM. On Saturdays it is open 9 AM to 3 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does J Master Koatings serve?

Serves Castro Valley and 12 towns within 15 miles: Tiburon, Sausalito, Strawberry, Richmond, Chinatown, Tamalpais-Homestead Valley, El Cerrito, Corte Madera, Albany, Tamalpais Valley, Mill Valley and San Pablo. The list is based on the business's location and the usual service radius for painting. Confirm your address is covered when you call.

What do Google reviews say about J Master Koatings?

J Master Koatings has a rating of 5.0 from 5 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 J Master Koatings?

Call J Master Koatings on (510) 861-6875. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own J Master Koatings? Claim this profile.

Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

Claim this profile