# BG Foundation Repair

**Trade:** Waterproofing / Foundation · **Address:** 335 Mechanic St, Marlborough, MA 01752, USA · **Phone:** (508) 258-9388 · **Website:** https://bgfoundationrepair.com/ · **Languages:** English

**Rating: 5.0/5** (high confidence) — from 60 reviews across 7 sources. A 0–5 star rating built from what customers and the public say (every review and mention weighted by where it was posted, how old, how detailed and how credible it is, shrunk toward a 3.5★ baseline when evidence is thin) plus what the record shows (Reddit recommendations or warnings, a registry-verified licence, how recently they were reviewed, customer work photos, BBB grade, negative news, a revoked licence). Positive record counts only as far as the reviews have earned it; penalties count in full. Confidence describes how much weighted evidence stands behind the number, never the number itself: low when fewer than about five normal reviews' worth of weight (or mentions only) support it, medium up to about twenty, high beyond that across at least two sources. An operator flag for a suspicious review pattern caps a rating at 3.5★ and marks it low.
100% of sentiment-scored reviews read net-positive. Last 6 months: 17 reviews, 0 negative.

## The honest read

BG Foundation Repair is a Marlborough, MA operation built around one thing: foundation cracks and basement water. Owner Ben Grant, often working alongside Chris, holds an active Massachusetts home improvement contractor registration, an A+ from the Better Business Bureau, and a 5-star average across 54 Google ratings — with 18 reviews in the last six months and not one negative. A recommendation even surfaced organically on r/massachusetts, where a Redditor pointed a stranger to "my buddy at BG Foundation Repair."

The standout stories involve problems other companies couldn't crack. One homeowner had a horizontal crack running from a window well to the garage that four of the big names seen on TV commercials had quoted expensive, ineffective fixes for — Ben solved it fast and for a fraction of the cost, even after the customer had to reschedule twice. Another had a wall crack a previous contractor had already "repaired," except the leak kept coming back; after BG fixed it, the leaks stopped, and a separate floor crack that had been letting radon levels spike every time it rained stayed stable afterward. On one visit for an unrelated repair, the crew noticed a foundation beam that had started shifting and flagged it before it became a bigger problem.

The pattern that shows up almost as often as the technical fixes is straightforward billing: more than one reviewer describes Ben reducing the quoted price once an inspection showed less work was needed than first estimated, and repairs are consistently described as completed against the original quote with no extras and no surprises. The process itself is usually the same — photos texted in, a same-day or next-day quote, a scheduled visit, and a cleaned-up basement or garage afterward.

There's no real downside on record; the closest thing to a caveat is that a few reviews describe a helpful phone or email exchange rather than a completed repair, which is still useful for judging how the company communicates before you hire them.

A strong pick specifically for foundation cracks, basement and bulkhead leaks, and garage slab cracking — especially for anyone who's already gotten an expensive, unconvincing quote from a bigger competitor and wants a second opinion.

**Strengths:**
- Solves what others couldn't — fixed a 40-year crack big competitors missed
- Honest billing — reduces the price when less work is actually needed
- Fast diagnosis — same-day quotes and repairs, often from photos alone
- No surprises — completes jobs against the original quote

## Claims & citations

Every claim below is backed by real evidence rows — uncited claims are dropped in code before publication.

- Solved a 40-year foundation crack problem after four larger, heavily-advertised competitors gave expensive quotes that didn't fix it _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21WdldGRmhaelUyY1VaSVFtbG5jbVp3WkhGNmExRRAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOmVvWFFhZzU2cUZIQmlncmZwZHF6a1E%7C%7C?hl=en) — “5★ Ben Grant did an incredible job at solving a 40 (?) year problem in my basement in very short time, for an incredibly reasonable price. T…”
- Fixed a wall crack leak that persisted after another company's repair; the fix also stabilized radon levels tied to a related floor crack _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnTUNJMXRLNHJnRRAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CIHM0ogKEICAgMCI1tK4rgE%7C%7C?hl=en) — “5★ I highly recommend the BG Foundation team. I had issues with wall crack leaks and a floor crack. Another company had previously repaired …”
- During one visit, noticed and flagged a foundation beam that had started shifting before it became a bigger problem _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pKSWVtVlFSV05sTkRNekxTMXZVMnh6TnpWaGNXYxAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOjJIemVQRWNlNDMzLS1vU2xzNzVhcWc%7C%7C?hl=en) — “5★ I’ve been doing a lot of work around my house and my experience with BG foundation was the smoothest, fastest and most pleasant experienc…”
- Reduced the quoted cost when an inspection found less work was actually needed than first estimated _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xOdU9IZE1hM05LT1ZwclEyMXJiSGRVYmxaUWRsRRAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOlNuOHdMa3NKOVprQ21rbHdUblZQdlE%7C%7C?hl=en) — “5★ I recently had some basement crack repair work done with BG Foundation, and I’m very satisfied with their service. Ben communicated profe…”
- Completes work against the original quoted price with no extras or surprises _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT210a1ZGOXpNV3ROWkZwS00yeG5iRUpKWjNsdFMyYxAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOmtkVF9zMWtNZFpKM2xnbEJJZ3ltS2c%7C%7C?hl=en) — “5★ Just wanted to thank BG Foundation Repair for their quick response and professional repairs to the crack in my foundation.
I called in th…”
- Massachusetts home improvement contractor registration verified active by the state registry _(confidence: high)_
  - [State License Registry](https://contractorhub.mass.gov/s/hic-contractor-search) — “MA hic license 214776 verified active”
- Holds an A+ Better Business Bureau grade _(confidence: high)_
  - [Better Business Bureau](https://www.bbb.org/us/ma/marlborough/profile/foundation-repair/bg-foundation-repair-0021-570498) — “Better Business Bureau grade: A+”
- Rated 5 stars on Google from 54 ratings and 5.0 stars on Angi from 7 ratings _(confidence: high)_
  - [Google](https://maps.google.com/?cid=2739255093129907139&g_mp=CiVnb29nbGUubWFwcy5wbGFjZXMudjEuUGxhY2VzLkdldFBsYWNlEAIYBCAA) — “Google: 5★ from 54 ratings”
  - [Angi](https://www.angi.com/companylist/us/ma/marlborough/bg-foundation-repair-llc-reviews-1.htm) — “Angi: 5.0★ from 7 ratings”
- Recommended organically in a Reddit thread by someone with no apparent business connection to the company _(confidence: medium)_
  - [reddit.com](https://www.reddit.com/r/massachusetts/comments/1j8rpqw/left_leaning_trades_people/mh84xur/) — “r/massachusetts — Anyone in need of Foundation maintenance, contact my buddy at BG Foundation Repairs. Based out of Marlborough, but works a…”
- Specializes in Waterproofing / Foundation _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25ocVVteHpXbXBQUkVOZlUwODFVR2RDY1VnMmVGRRAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOnhqUmxzWmpPRENfU081UGdCcUg2eFE%7C%7C?hl=en) — “5★ We had some large cracks in our basement walls. These guys were very professional and did amazing work. Helped to educate us on the cause…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2w5MWFYWkVPVVF0TmxOQ1RsOTNjRmN3VlZWQ1UxRRAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOl91aXZEOUQtNlNCTl93cFcwVVVCU1E%7C%7C?hl=en) — “5★ Ben and his crew did a great job stopping the water from leaking through our bulkhead onto the basement. They followed up and even made a…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xKTlN6VndjaTFYTWt4dGRUQjNNMHRGVTJKeVYzYxAB!2m1!1s0x0:0x2603c9fe77300bc3!3m1!1s2@1:CAIQACodChtycF9oOlJNSzVwci1XMkxtdTB3M0tFU2JyV3c%7C%7C?hl=en) — “5★ Superior job! And very nice hard working crew. They really saved me by repairing the parge coating on my basement and repairing a hole in…”

## Ownership

- Identifies as family-owned — the business's own statement, not independently verified.

## License

Status: **active** (#214776, hic) — verified against the official MA state registry on 2026-07-01, never self-reported.
Re-check at the official registry: https://contractorhub.mass.gov/s/hic-contractor-search

## Sources

- [Official Website](https://bgfoundationrepair.com): Self-reported profile and service details
- [Exa](https://www.experience.com/reviews/bg-foundation-repair-llc-22618398): 3 web mentions across the open web (each linked to its source)
- [Google Reviews](https://www.google.com/maps/search/?api=1&query=BG%20Foundation%20Repair&query_place_id=ChIJdaH2prnVACMRwwswd_7JAyY): Listed on this source
- [Angi](https://www.angi.com/companylist/us/ma/marlborough/bg-foundation-repair-llc-reviews-1.htm): 5.0★ from 7 ratings
- [Google](https://www.google.com/maps/search/?api=1&query=BG%20Foundation%20Repair&query_place_id=ChIJdaH2prnVACMRwwswd_7JAyY): 4.9★ from 59 ratings
- [Thumbtack](https://www.thumbtack.com/ma/marlborough/house-foundation-repair-companies/bg-foundation-repair/service/537972459233165315): Listed on this source
- [Better Business Bureau](https://www.bbb.org/us/ma/marlborough/profile/foundation-repair/bg-foundation-repair-0021-570498): Listed on this source
- [Exa](https://www.bgfoundationrepair.com/): 0 web mentions across the open web (each linked to its source)

## Mentions

Unverified third-party mentions found on the open web — relay with attribution ("a Reddit commenter said…"), never as Tavlee's own finding.

- “Anyone in need of Foundation maintenance, contact my buddy at BG Foundation Repairs. Based out of Marlborough, but works all over the state.” — u/Mestoph in r/massachusetts (2025-03-11) — https://www.reddit.com/r/massachusetts/comments/1j8rpqw/left_leaning_trades_people/mh84xur/

## Recent reviews

- **5/5 · Google Reviews · Bridget Leahy · 2026-06-12**: We had an amazing experience with BG Repair, we had them repair a crack in our basement and we are actually selling our house when the inspector came he said it was one of the best jobs he's seen for crack repair and was blown away. They were so responsive and went above and beyond to answer our que…
- **5/5 · Google Reviews · Normand C · 2026-06-09**: Just wanted to thank BG Foundation Repair for their quick response and professional repairs to the crack in my foundation.
I called in the afternoon and Ben was here the next morning.  The repair was competed in no time and according to the quoted price... no extras and no surprises.
I highly recomm…
- **5/5 · Google Reviews · Jon Roche · 2026-06-08**: We had some large cracks in our basement walls. These guys were very professional and did amazing work. Helped to educate us on the cause of the cracks and the process for repair. Great pricing also. I am looking forward to recommending them to anyone who has cracks in their foundation.
- **5/5 · Google Reviews · Deirdre Small · 2026-06-02**: Ben Grant did an incredible job at solving a 40 (?) year problem in my basement in very short time, for an incredibly reasonable price. The problem was a horizontal crack in my foundation wall that ran from the window well to the garage. I had 4 basement companies look at it -- all the big names you…
- **5/5 · Google Reviews · Greg Fullam · 2026-05-30**: Good experience. Would recommend!
- **5/5 · Google Reviews · Josh Lengieza · 2026-05-30**: Great genuine folks who knew what they were talking about and also not trying to upsell you on anything. Did great job and would use them again for any future projects.
- **5/5 · Google Reviews · Scam Hunter · 2026-05-29**: Great company! After being scammed by other contractors who wanted to sell me on different expensive solutions, I called Ben and he came out the same day to get me a proper repair at a fraction of the cost! Would highly recommend BG Foundation Repair for any basement waterproofing needs your home mi…
- **5/5 · Google Reviews · Alysha & Ben Grant · 2026-05-29**: We had BG Foundation Repair our garage slab which had some spalling and minor cracking. The work looks great! It looks strong, feels solid and seems like the repair will last a long time. Would absolutely recommend them to my friends and family! Great pricing, honest, on time, and fast service. They…
- **5/5 · Google Reviews · Ben Grant · 2026-05-29**: Great guys! Reliable, honest, and fair pricing!
- **5/5 · Google Reviews · coleman lopes · 2026-05-29**: It was a pleasure to work with Ben and Chris from BG foundation repair. They were very professional and honest about the work that needed to be done. I highly recommend them to anyone needing foundation or slab crack repair.

---

Data freshness: last scanned 2026-07-01T18:27:37.769Z.
Cite as: BG Foundation Repair — Tavlee (https://tavlee.com/contractor/bg-foundation-repair-marlborough)
Source: https://tavlee.com/contractor/bg-foundation-repair-marlborough