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River Birch Builders

General Contractor in Portsmouth, NH · Seacoast

Portsmouth builder doing custom homes, renovations, additions, basement finishing and garages across the Seacoast.

Phone: (603) 418-8644 · Website

Ratings: 5.0★ on Google (30 reviews)

Credentials

• EPA Lead-Safe Certified Firm (#NAT-26231-3)
• NHHBA member

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Services

• Custom homes
• Whole-home renovations
• Kitchen and bath remodeling
• Additions
• Basement finishing
• Garages
• Decks

Service areas

Portsmouth, Hampton, Dover, Exeter, Greenland, Stratham

About this listing

River Birch Builders is listed as a general contractor based in Portsmouth, NH, in the Seacoast. It's also listed for remodeler, deck builder. Service areas listed: Portsmouth, Hampton, Dover, Exeter, Greenland, Stratham. Credentials from official sources: EPA Lead-Safe Certified Firm; NHHBA member. Details checked October 2026 against the business's own website or an official list. Ratings come from Google. Confirm licensing and insurance directly before hiring.

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