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Mast Construction CorpGeneral contractor in Portland, ME

Mast Construction Corp is a general contractor at 160 St John St, Portland, ME 04102, rated 5.0 from 5 Google reviews. Open Monday to Friday.

Portland, ME0 paid placements in any rankingHow we rank

Call (207) 317-0561Website ↗

Key facts

Key facts about Mast Construction Corp
Address160 St John St, Portland, ME 04102Get directions
Phone(207) 317-0561
Websitemastconstructioncorp.com
HoursMonday to Friday: 9 AM – 5 PM
Google rating5.0 from 5 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category

Service area

Serves Portland and 11 towns within 25 miles: South Portland Gardens, South Portland, Westbrook, West Scarborough, Gorham, Old Orchard Beach, Yarmouth, Buxton, Saco, Biddeford and Harpswell Center.

Based in Portland, MEView on map

Opening hours

Opening hours for Mast Construction Corp
DayHours
Monday9 AM – 5 PM
Tuesday9 AM – 5 PM
Wednesday9 AM – 5 PM
Thursday9 AM – 5 PM
Friday9 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 × 1.02 New England factor (2025 Cost vs. Value Report)$14,840$27,440$42,320
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.05 New England factor (2025 Cost vs. Value Report)$7,010$12,810$18,620

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

Reviews

ContractorsRanked reviews

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Google

5.0from 5 Google reviews

Hired Mast Construction Corp? Write a review

Questions about Mast Construction Corp

What are Mast Construction Corp’s hours?

Mast Construction Corp is open Monday to Friday. Its listed hours are Monday to Friday, 9 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 Mast Construction Corp serve?

Serves Portland and 11 towns within 25 miles: South Portland Gardens, South Portland, Westbrook, West Scarborough, Gorham, Old Orchard Beach, Yarmouth, Buxton, Saco, Biddeford and Harpswell Center. 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 Mast Construction Corp?

Mast Construction Corp 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 Mast Construction Corp?

Call Mast Construction Corp on (207) 317-0561. The business is at 160 St John St, Portland, ME 04102. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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