The Best General Contractors
We graded 11 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 655 Google reviews of 11 top-rated general contractors nationwide. Updated November 11, 2026.
Find the right company for your job
Pick the job — we re-rank companies by how customers rated that exact job.
Best general contractors for carpentry services
Clear ✕
ACS Group Inc - General contractorHow Job match is calculatedBuilt only from reviews Google tagged “Carpentry services”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%89Job match= 92Stars are pulled toward the category average (4.88★) 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.92
Simba General ContractorsHow Job match is calculatedBuilt only from reviews Google tagged “Carpentry services”:Stars on this job 55%5.00★Number of such jobs 25%4Overall Experts Score 20%87Job match= 89Stars are pulled toward the category average (4.88★) 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.89Job match = this company’s ★ on reviews Google tagged “Carpentry services” (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 carpentry services
Simba General ContractorsAll-around positive experience with Simba. We contracted them to install new support posts and fix some framing issues in our basement, and were able to change the scope of the project easily when an engineer pointed out new issues. The scheduling and estimate team were generally very responsive to emails. As for…
ACS Group Inc - General contractorA company focused on solving problems creatively with an emphasis on quality and excellence. Highly recommended.
Simba General ContractorsThank you to Simba and the hardworking crew- our house is back together after a burst pipe! Great communication and nice work!
Simba General ContractorsSimba General Contractors were amazing in their communication and quality of work for renovations that were needed in our Community Garden space in Boston, following an accident that destroyed an area and some structures. The Simba team was responsive and fair, and they were flexible and respectful of the input…
ACS Group Inc - General contractorACS is a very dependable contractor. In our experience at our 30-unit condominium, they were timely, very honest, excellent at problem solving, flexible when things were changing, and very fair in their pricing. With all that they were ever polite and friendly. Our group highly recommends them!
Simba General ContractorsSimba performed two significant renovations for us, opening up an interior living space and building a two level deck with an interconnected staircase. As well as a few smaller jobs. We are extremely happy with all of the finished products. What we appreciated most about working with them was their flexibility and…
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 general contractors).
| # | 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). |
|---|---|---|---|---|---|
| 1 |  AJH Construction MaBoston, MA | 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%97+25.3Value 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– | 5.00 | — |
| 2 |  Mark W. Quigley General ContractingBoston, MA | A 98How 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%96+25Value 15%100+15.2Craft & service penalty98−0.2Experts Score= 98Not 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– | 5.00 | — |
| 3 |  Harpman ContractingAckerman, MS | A 96How 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%97+56.9Reliability 26%93+24.3Value 15%97+14.8Experts Score= 96Not 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– | 5.00 | — |
| 4 |  AbacusBoston, MA | 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 55%94+51.3Reliability 24%95+23Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty99−0.1Experts Score= 95Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.93 | — |
| 5 |  Greater Boston ContractorsBoston, MA | A 92How 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%93+54.6Reliability 26%95+24.8Value 15%84+12.8Experts Score= 92Not 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– | 4.94 | — |
| 6 | ACS Group Inc - General contractorBoston, MA | A 89How 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%92+54Reliability 26%78+20.3Value 15%100+15.2Craft & service penalty97−0.3Experts Score= 89Not 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. | ABAAA– | 4.93 | — |
| 7 | Simba General ContractorsBoston, 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 59%89+52.2Reliability 26%81+21.1Value 15%90+13.7Experts Score= 87Not 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– | 4.86 | — |
| 8 |  Massachusetts General ContractorBoston, MA | A 86How 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%86+46.9Reliability 24%87+21.1Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty67−3.3Experts Score= 86Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AABAAA | 4.84 | — |
| 9 | 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 55%82+44.7Reliability 24%73+17.7Value 14%100+14.1Replies to reviews 7%94+6.6Craft & service penalty71−2.9Experts Score= 80Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABBAAA | 4.79 | — | |
| 10 |  Boston 5 Star ContractorsBoston, MA | B 67How 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%75+40.9Reliability 24%65+15.8Value 14%97+13.7Replies to reviews 7%72+5.1Craft & service penalty72−2.8Momentum penalty44−5.6Experts Score= 67Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BBBACB | 4.76 | — |
| 11 |  All Matters ConstructionBoston, MA | C 58How 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%66+36Reliability 24%51+12.4Value 14%100+14.1Replies to reviews 7%50+3.5Craft & service penalty99−0.1Momentum penalty20−8Experts Score= 58Grade C: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BCAADC | 4.75 | — |
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”. |
|---|
General Contractors at a glance
How the 11 general contractors we rated compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A982%
- Grade B19%
- Grade C19%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up655%
- 4.80–4.89★218%
- 4.60–4.79★327%
- Below 4.60★00%
What customers praise
Share of Google review highlights.
- Quality11222%
- Professionalism12624%
- Responsiveness10320%
- Punctuality8817%
- Value8917%
Was the price fair?
All price verdicts left with reviews.
- Great price5145%
- Reasonable6053%
- Overpriced00%
- Not sure22%
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.