The Best Boat Repair Services
We graded 31 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 4,411 Google reviews of 31 top-rated boat repair services nationwide. Updated November 2, 2026.
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Interstate MarineHow Job match is calculatedBuilt only from reviews Google tagged “Boat trailer service”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%95Job match= 88Stars are pulled toward the category average (4.77★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.88
Ravosa Marine Services LLCHow Job match is calculatedBuilt only from reviews Google tagged “Boat trailer service”:Stars on this job 55%5.00★Number of such jobs 25%3Overall Experts Score 20%85Job match= 78Stars are pulled toward the category average (4.77★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.78Job match = this company’s ★ on reviews Google tagged “Boat trailer service” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about boat trailer service
Interstate MarineI highly recommend Interstate Marine and Outboard Service. Dennis is very knowledgeable and resolved our issue. He is very efficient and curtesy. His turn around time on completion of our repair was outstanding!
Ravosa Marine Services LLCChris was terrific. Showed up on time, diagnosed a perplexing issue with our Suzuki motor that had challenged several other mechanics in about 20 minutes, and was able to fit us in quickly. He was also incredibly diligent about tracking down and sourcing parts as quickly as possible dealing with the challenging…
Ravosa Marine Services LLCChris is the absolute best in the business. Professional, prompt, courteous, honest and reasonably priced. I couldn't be happier with my dealings with Chris and Ravosa Marine Services and am so glad I found him! Thanks for everything and I look forward to continuing to work with you!
Interstate MarineDennis runs a great business. He performed a carburetor tune, fixed a trailer ground wiring issue, and had his team perform a boat detail. All turned out great! The turnaround time was impressive, not to mention being early June when his business inherently gets really busy. One of the biggest areas of proof he…
Interstate MarineI brought my boat in for some winterization and trailer work. I am very particular about who works on my boat, and Dennis exceeded my expectations. He is very good at giving you a quote before the work is started. If he has to do some more work that is not within the scope he talked about beforehand, he will contact you. Dennis is the man!
Interstate MarineWe brought our boat toInterstate marine after It had been serviced for the past two years by a mechanic that we thought to be reliable. Unfortunately, after spending almost $900 , come to find out, he did a poor job with diagnosing why our boat wasn’t running properly . I decided to take it to Dennis and he was…
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of boat repair services).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
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| 1 |  Fiberglass WorX – RV Repair, RV Roof & RV DetailingDacono, CO | A 99How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%98+25.6Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 4.99 | — |
| 2 | Interstate MarineSalado, TX | A 95How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%96+56.3Reliability 26%91+23.7Value 15%100+15.2Craft & service penalty99−0.1Experts Score= 95Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.96 | — |
| 3 |  Marine Rigging Boat and Motor RepairDeer Park, WA | A 88How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%95+51.8Reliability 24%93+22.5Value 14%87+12.3Replies to reviews 7%26+1.8Craft & service penalty97−0.3Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAD | 4.93 | — |
| 4 |  USA Marine IncMarlborough, MA | A 87How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 64%89+56.5Reliability 28%86+24.3Replies to reviews 8%72+5.9Experts Score= 87Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––AB | 4.80 | — |
| 5 |  Full Throttle MarineMarlborough, MA | A 85How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 64%92+58.4Reliability 28%89+25.1Replies to reviews 8%22+1.8Experts Score= 85Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––AD | 4.90 | — |
| 6 | Ravosa Marine Services LLCLynn, MA | A 85How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%89+48.5Reliability 24%85+20.6Value 14%100+14.1Replies to reviews 7%66+4.7Craft & service penalty98−0.2Momentum penalty69−3.1Experts Score= 85Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAABB | 4.91 | — |
| 7 |  Sundance RV Marine Auto LLCDacono, CO | A 80How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 64%84+53.4Reliability 28%74+20.9Replies to reviews 8%66+5.4Experts Score= 80Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AB––AB | 4.86 | — |
| 8 | Kelly's Bait Shop @ Stoneham Boat CenterLynn, MA | A 80How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 64%85+54Reliability 28%83+23.4Replies to reviews 8%36+3Experts Score= 80Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––AD | 4.81 | — |
| 9 |  The Boat ShopLynn, MA | B 79How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 69%84+58.2Reliability 31%69+21.2Experts Score= 79Not enough data for value, replies to reviews; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AB––A– | 4.84 | — |
| 10 |  Bingham Marine TexasSalado, TX | B 78How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 64%85+54Reliability 28%76+21.5Replies to reviews 8%51+4.2Craft & service penalty80−2Experts Score= 78Not enough data for value; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABA–AC | 4.81 | — |
| 11 |  Goodwin Marine ServicesLynn, MA | B 76How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 69%79+54.7Reliability 31%68+20.9Experts Score= 76Not enough data for value, replies to reviews; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BB––A– | 4.78 | — |
| 12 |  BoatZincs.comMarlborough, MA | B 73How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 69%74+51.2Reliability 31%70+21.5Experts Score= 73Not enough data for value, replies to reviews; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BB––A– | 4.79 | — |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
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Boat Repair Services at a glance
How the 31 boat repair services we rated compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A826%
- Grade B1445%
- Grade C826%
- Grade D13%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up516%
- 4.80–4.89★619%
- 4.60–4.79★1342%
- Below 4.60★723%
What customers praise
Share of Google review highlights.
- Quality10826%
- Professionalism11628%
- Responsiveness00%
- Punctuality8922%
- Value9824%
Was the price fair?
All price verdicts left with reviews.
- Great price1941%
- Reasonable2657%
- Overpriced00%
- Not sure12%
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.
Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.
Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.
Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.