Company profile · Verified June 2026
Reliable Basement Waterproofing
www.reliablebasementwaterproofing.net Google Business Profile
Locally owned waterproofing company in Plaistow, NH, serving the Seacoast. Carries the highest star rating in the Exeter local pack; uses standard interior drainage and sump systems.
Google reviews
5 ★ across 165 Google reviews (2026-06-03).
Rating breakdown as of 2026-04-05.
What customers mention
sump pump46pipe20job20home14project12estimate11
Review themes from the verified Google Business Profile, with mention counts where available.
Services
Drainagesumpvapor barriercrawl space
Key facts
| Type | Local independent |
|---|---|
| Based in | Plaistow, NH |
| Website | www.reliablebasementwaterproofing.net |
| Named system | None |
| Published warranty | No warranty terms published on its website (may be presented at quote). |
| BBB | A+, BBB accredited 2025, 0 complaints (3yr) |
Where Reliable Basement Waterproofing ranks
- Best Basement Waterproofing in the NH Seacoast (Exeter area)
- Best Crawl Space Encapsulation in the NH Seacoast (Exeter area)
- Best Basement Waterproofing in Manchester, NH
- Best Basement Waterproofing in Salem & Derry, NH
- Best Crawl Space Encapsulation in Salem & Derry, NH
- Best Basement Waterproofing in the Merrimack Valley, MA
- Best Crawl Space Encapsulation in the Merrimack Valley, MA
- Best Basement Waterproofing in the North Shore, MA
- Best Crawl Space Encapsulation in the North Shore, MA
Head-to-head comparisons
Verified: Google local pack (live, 2026-06-03); BBB profile (2026-06); Reliable site reviewed for warranty/system.