SeacoastConcreteConcrete contractor in Portsmouth, NH

SeacoastConcrete is ranked #6 of 31 concrete contractors in Portsmouth by CR Score, with 54 out of 100 as of November 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.

SeacoastConcrete 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.

Serves Portsmouth and 11 towns within 25 miles: Rye, Stratham Station, Newmarket, Durham, Dover, Hampton, Exeter, Somersworth, Seabrook, Barrington and Kingston. The list is based on the business's location and the usual service radius for concrete work. Confirm your address is covered when you call.

SeacoastConcrete has a rating of 3.7 from 12 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.

Call SeacoastConcrete on (603) 931-3609. The business is at 919 US-1 BYP, Portsmouth, NH 03801. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.