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John Galvao Home ImprovementGeneral contractor in Hercules, CA

John Galvao Home Improvement is a general contractor in Hercules, CA, rated 5.0 from 4 Google reviews. Open Monday to Saturday.

Hercules, CA0 paid placements in any rankingHow we rank

Call (510) 948-0856Website ↗

Key facts

Key facts about John Galvao Home Improvement
Phone(510) 948-0856
Websitejohngalvaohomeimprovementca.com
HoursMonday to Saturday: 7 AM – 5 PM
Google rating5.0 from 4 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category

Service area

Serves Hercules and 11 towns within 25 miles: Rodeo, Pinole, Tara Hills, El Sobrante, San Pablo, Vallejo, Richmond, Benicia, El Cerrito, Kensington and Martinez.

Based in Hercules, CAView on map

Opening hours

Opening hours for John Galvao Home Improvement
DayHours
Monday7 AM – 5 PM
Tuesday7 AM – 5 PM
Wednesday7 AM – 5 PM
Thursday7 AM – 5 PM
Friday7 AM – 5 PM
Saturday7 AM – 5 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • 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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 4 Google reviews

Hired John Galvao Home Improvement? Write a review

Questions about John Galvao Home Improvement

What are John Galvao Home Improvement’s hours?

John Galvao Home Improvement is open Monday to Saturday. Its listed hours are Monday to Saturday, 7 AM – 5 PM. On Saturdays it is open 7 AM to 5 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does John Galvao Home Improvement serve?

Serves Hercules and 11 towns within 25 miles: Rodeo, Pinole, Tara Hills, El Sobrante, San Pablo, Vallejo, Richmond, Benicia, El Cerrito, Kensington and Martinez. 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 John Galvao Home Improvement?

John Galvao Home Improvement has a rating of 5.0 from 4 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 John Galvao Home Improvement?

Call John Galvao Home Improvement on (510) 948-0856. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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