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AC3General contractor in Alameda, CA

AC3 is a general contractor at 2394 Mariner Square Dr, Alameda, CA 94501, rated 5.0 from 2 Google reviews. Open Monday to Friday.

Alameda, CA0 paid placements in any rankingHow we rank

Call (510) 865-2455Website ↗

Key facts

Key facts about AC3
Address2394 Mariner Square Dr, Alameda, CA 94501Get directions
Phone(510) 865-2455
Websiteac3online.com
HoursMonday to Friday: 7 AM – 5 PM
Google rating5.0 from 2 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category

Service area

Serves Alameda and 11 towns within 25 miles: Oakland, Emeryville, Piedmont, Berkeley, Albany, Chinatown, San Francisco, San Leandro, Orinda, Mission District and Kensington.

Based in Alameda, CAView on map

Opening hours

Opening hours for AC3
DayHours
Monday7 AM – 5 PM
Tuesday7 AM – 5 PM
Wednesday7 AM – 5 PM
Thursday7 AM – 5 PM
Friday7 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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 2 Google reviews

Hired AC3? Write a review

Questions about AC3

What are AC3’s hours?

AC3 is open Monday to Friday. Its listed hours are Monday to Friday, 7 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 AC3 serve?

Serves Alameda and 11 towns within 25 miles: Oakland, Emeryville, Piedmont, Berkeley, Albany, Chinatown, San Francisco, San Leandro, Orinda, Mission District and Kensington. 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 AC3?

AC3 has a rating of 5.0 from 2 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 AC3?

Call AC3 on (510) 865-2455. The business is at 2394 Mariner Square Dr, Alameda, CA 94501. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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