# Prime Build & Comfort

**Trade:** HVAC / Heating & Cooling · **Address:** 21 Willard Ave, Whitman, MA 02382, USA · **Phone:** (774) 417-0596 · **Website:** https://www.primebuildcomfort.com/ · **Languages:** English, Spanish

**Rating: 4.1/5** (high confidence) — from 34 reviews across 5 sources.
100% of sentiment-scored reviews read net-positive. Last 6 months: 11 reviews, 0 negative.

## The honest read

A furnace that quits on a cold night, an air conditioner that dies with a burning smell coming off it — those are the calls Prime Build & Comfort gets, and the reviews that follow keep coming back to the same two words: same day. The Whitman company's site describes an HVAC outfit that sells and installs replacement air-conditioning systems across Greater Boston and the South Shore, handles Mass Save rebate paperwork and offers financing. Its Thumbtack profile lists four years in business and 119 hires.

Robert is the name customers use most. In a March 2026 review, a homeowner's furnace stopped during a very cold night; the crew came out quickly, diagnosed it and had it running again the same day, and the price was described as fair. A July 2026 customer called about a dead AC and had both the AC and the furnace replaced in one day — and was let use a portable AC unit in the meantime. Another July 2026 caller started small, a duct repair at a Rhode Island summer house, then hired them to replace the furnace and AC system too. On Thumbtack the company averages 4.9 across 93 ratings.

The work isn't all emergencies. A June 2026 review covers a new range hood and dryer vent. In an October 2025 review, a Hanson homeowner had an old oil heating system replaced with an electric one; a November 2025 Thumbtack customer had attic ductwork repaired the same day at what they called a fair price. An Angi reviewer in January 2026 had a mini-split problem diagnosed quickly where others had failed, traced to refrigerant levels and fixed on the spot.

Two moments say something about how they work. A March 2026 boiler call ended with the problem repaired and, in that customer's words, no push toward unnecessary replacements. In April 2026, someone who only asked for advice about installing a ceiling exhaust fan was sent a detailed video of the installation and walked through the steps.

Before booking a replacement, sort out the paperwork side. The company's site lists MA HIC #217227 and cites EPA 608 Universal certification, and its Thumbtack listing says HVAC installations are permitted and completed in compliance with Massachusetts requirements, in partnership with a licensed HVAC contractor — so ask who is pulling the permit and whose licence the job runs under.

For a heating or cooling system that has already failed, this is a shop that answers the phone and tends to be there the same day. For a planned replacement, get the permit and licence arrangement settled up front, and ask what the Mass Save rebate paperwork on your system covers.

**Strengths:**
- Same-day response — failed boilers and AC units fixed the day homeowners called
- Full system swaps — AC and furnace both replaced in one day, July 2026
- No upsell pressure — March 2026 boiler repair skipped unnecessary replacements
- Duct and vent work — attic ductwork repaired same day, old vent replaced to code
- Clear explanations — homeowners describe being told what failed and why
- Thumbtack volume — 4.9 from 93 ratings and 119 hires listed

**Concerns:**
- Licence arrangement — Thumbtack lists installs done in partnership with a licensed contractor

## Claims & citations

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

- Whitman, MA HVAC company selling and installing replacement air-conditioning systems across Greater Boston and the South Shore, with Mass Save rebate paperwork handled and financing offered _(confidence: high)_
  - [Official Website](https://www.primebuildcomfort.com) — “A Whitman, MA HVAC company that sells and installs replacement air-conditioning systems across Greater Boston and the South Shore, handling …”
- Its Thumbtack profile lists four years in business, 119 hires and a background check _(confidence: medium)_
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Listed certification: Background Check”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “119 project(s) shown on Thumbtack”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Thumbtack profile for Prime Build & Comfort in Whitman, MA: 4.9 from 93 reviews, 119 hires, four years in business, 30 projects, background …”
- 4.9 stars from 93 Thumbtack ratings, 5 stars from 23 Google ratings and 5 stars from 7 Angi ratings _(confidence: high)_
  - [Google](https://maps.google.com/?cid=3848113184871626813&g_mp=CiVnb29nbGUubWFwcy5wbGFjZXMudjEuUGxhY2VzLkdldFBsYWNlEAIYBCAA) — “Google: 5★ from 23 ratings”
  - [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm) — “Angi: 5.0★ from 7 ratings”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Thumbtack: 4.9★ from 93 ratings”
- Same-day work on failed heating and cooling: a March 2026 furnace that quit on a cold night was diagnosed and fixed the same day, and a July 2026 customer had the AC and furnace both replaced in one day, with a portable AC unit lent in the meantime _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25oUVYwODBaR1ZLVjFSQ2RtcDNaMVV3WlZaaVRXYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnhQV080ZGVKV1RCdmp3Z1UwZVZiTWc%7C%7C?hl=en) — “5★ Great job , i call and they came in the same day they and they replace my AC, and furnace in one day , they even let me use a portable ac…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21oSU1qQnRaR05EVkZwSlkybDNkR1pEYlY5Qk1uYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOmhIMjBtZGNDVFpJY2l3dGZDbV9BMnc%7C%7C?hl=en) — “5★ Prime Build and Comfort did an excellent job replacing our A/C unit. I called after my A/C stopped working and there was a burning smell …”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xSUVMycHlURlJQUlhSeFozZHZURk5wWmxkbVpFRRAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOlRQS2pyTFRPRXRxZ3dvTFNpZldmZEE%7C%7C?hl=en) — “5★ Prime Build & Comfort did an excellent job repairing our heating system. Our furnace stopped working during a very cold night and they ca…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25JMFdsVjJiWGs0VTBGMllWTnRSMUJKVFhsNmNYYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnI0WlV2bXk4U0F2YVNtR1BJTXl6cXc%7C%7C?hl=en) — “5★ Robert and his team at Prime Build & Comfort did an excellent job fixing our heating system. They responded quickly, diagnosed the proble…”
- Fast callbacks — a July 2026 Thumbtack customer reported under 24 hours to a reply and a next-day visit _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pWVFpIWTNZbHBmV0ZGUVIyTmpTV2czYm5CNlgzYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOjVTZHY3YlpfWFFQR2NjSWg3bnB6X3c%7C%7C?hl=en) — “5★ Very professional, answers calls right away, punctual and they did a great job”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647) — “Less than 24 hour response time with a next day visit scheduled! They were extremely thorough, taking the time to review and discuss our ent…”
- A March 2026 boiler repair ended with the fault explained and no push toward unnecessary replacements _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25VeFNWcENkbGRVY0ZSa01VVnVRVXRsUzFGR2VsRRAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnUxSVpCdldUcFRkMUVuQUtlS1FGelE%7C%7C?hl=en) — “5★ Our boiler stopped heating properly and we called Prime Build & Comfort. They came out, inspected everything and repaired the issue quick…”
- Duct and vent work: attic ductwork repaired the same day in a November 2025 review, and an old vent replaced up to code in October 2025 _(confidence: medium)_
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647) — “I originally called them just for a duct repair at my summer house in Rhode Island. They did a great job fixing the ductwork, and after seei…”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “5★ Prime came and solved my problem on the same day. I needed ductwork in the attic repaired, and they fixed it for a very fair price. I’ll …”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “5★ Robert was able to take out the old one and install a newer vent up to the code.he communicated with me through out the job to make sure …”
- In an April 2026 review, a customer asking only for advice on a ceiling exhaust fan was sent a detailed video of the installation and walked through each step _(confidence: medium)_
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647) — “I recently reached out for advice on installing a ceiling exhaust fan, and I couldn’t have been more grateful for the support I received. No…”
- Heating replacement and repair — boilers, furnaces, and in an October 2025 review an old oil system swapped for an electric one at a Hanson home _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2s1cmVUUlRSekZyY1hsSVNFcEdSblpVWjJ4RExWRRAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOk5reTRTRzFrcXlISEpGRnZUZ2xDLVE%7C%7C?hl=en) — “5★ Robert did an incredible job replacing my old oil heating system with a brand-new electric one. The work was done fast, clean, and profes…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25wVFJucGtkMDE2YmtwNWNIUnNVREYzTjNOTlFVRRAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnpTRnpkd016bkp5cHRsUDF3N3NNQUE%7C%7C?hl=en) — “5★ My boiler stopped working last winter and they came the same day to fix it. They explained the problem, replaced what was needed, and got…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21aMlZHaG9SR2xIZVdoU1ZVODBjRnA0TW5wRFVuYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOmZ2VGhoRGlHeWhSVU80cFp4MnpDUnc%7C%7C?hl=en) — “5★ Prime Build & Comfort replaced my old furnace right before winter, and I couldn’t be happier. The new system runs perfectly, and they exp…”
- Mini-split and heat pump service — a January 2026 Angi reviewer had a refrigerant fault found and fixed on the spot, and a September 2025 reviewer had a heat pump serviced _(confidence: medium)_
  - [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm) — “5★ I hired Prime Build & Comfort for a mini-split issue and was very impressed. Celso is a true expert—he diagnosed the problem quickly wher…”
  - [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm) — “5★ I had my heat pump serviced and the technician was very professional, knowledgeable, and efficient. They explained the issue clearly, com…”
  - [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm) — “Services offered (Angi): Thermostat Installation and Replacement, Thermostat Service, Central A/C Installation, Heat Pump Repair or Service,…”
- Thumbtack lists plumbing pipe repair and installation, water heater work and emergency plumbing among the services offered, and an October 2025 reviewer hired the company for HVAC and plumbing issues _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25Ob1h6aEJVSEEyV2tSSFUzaFdOMVI1WkU5b2FtYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnNoXzhBUHA2WkRHU3hWN1R5ZE9oamc%7C%7C?hl=en) — “5★ ⭐️⭐️⭐️⭐️⭐️ Highly recommended!
I hired this company to help with HVAC and plumbing issues, and I must say I was extremely satisfied with …”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Services offered (Thumbtack): Duct and Vent Installation or Removal, Duct and Vent Repair, Central Air Conditioning Installation or Replacem…”
- The company's site lists MA HIC #217227 and cites EPA 608 Universal certification _(confidence: medium)_
  - [Official Website](https://www.primebuildcomfort.com) — “Stated certification/affiliation: EPA 608 Universal”
  - [Official Website](https://www.primebuildcomfort.com) — “Self-reported license/registration number (NOT verified against any registry): MA HIC #217227”
  - [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm) — “Angi profile for Prime Build & Comfort in Whitman, MA: 5.0 from 7 reviews, HVAC services, free estimates, warranties, EPA 608 Universal cert…”
- Thumbtack's listing states that HVAC installations are permitted and completed in compliance with Massachusetts requirements, in partnership with a licensed HVAC contractor _(confidence: medium)_
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Licence listed on Thumbtack: All HVAC installations are fully permitted and completed in compliance with Massachusetts state requirements, i…”
- Specializes in HVAC / Heating & Cooling _(confidence: high)_
  - [Official Website](https://www.primebuildcomfort.com) — “A Whitman, MA HVAC company that sells and installs replacement air-conditioning systems across Greater Boston and the South Shore, handling …”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25oUVYwODBaR1ZLVjFSQ2RtcDNaMVV3WlZaaVRXYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnhQV080ZGVKV1RCdmp3Z1UwZVZiTWc%7C%7C?hl=en) — “5★ Great job , i call and they came in the same day they and they replace my AC, and furnace in one day , they even let me use a portable ac…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xSUVMycHlURlJQUlhSeFozZHZURk5wWmxkbVpFRRAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOlRQS2pyTFRPRXRxZ3dvTFNpZldmZEE%7C%7C?hl=en) — “5★ Prime Build & Comfort did an excellent job repairing our heating system. Our furnace stopped working during a very cold night and they ca…”
  - [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm) — “Services offered (Angi): Thermostat Installation and Replacement, Thermostat Service, Central A/C Installation, Heat Pump Repair or Service,…”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Services offered (Thumbtack): Duct and Vent Installation or Removal, Duct and Vent Repair, Central Air Conditioning Installation or Replacem…”
- Also offers Plumbing _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25Ob1h6aEJVSEEyV2tSSFUzaFdOMVI1WkU5b2FtYxAB!2m1!1s0x0:0x35673e8dafc5383d!3m1!1s2@1:CAIQACodChtycF9oOnNoXzhBUHA2WkRHU3hWN1R5ZE9oamc%7C%7C?hl=en) — “5★ ⭐️⭐️⭐️⭐️⭐️ Highly recommended!
I hired this company to help with HVAC and plumbing issues, and I must say I was extremely satisfied with …”
  - [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647?spotlightWebMarkupEnabled=1) — “Services offered (Thumbtack): Duct and Vent Installation or Removal, Duct and Vent Repair, Central Air Conditioning Installation or Replacem…”

## License

Status: **not_found** — verified against the official MA state registry, never self-reported.
Re-check at the official registry: https://occupationallicensingandpermitting.mass.gov/madol/s/license-search-page

## Sources

- [Google](https://www.google.com/maps/search/?api=1&query=Prime%20Build%20%26%20Comfort&query_place_id=ChIJz5vl3YWb5IkRPTjFr40-ZzU): 5.0★ from 23 ratings
- [Official Website](https://www.primebuildcomfort.com): Self-reported profile and service details
- [Google Reviews](https://www.google.com/maps/search/?api=1&query=Prime%20Build%20%26%20Comfort&query_place_id=ChIJz5vl3YWb5IkRPTjFr40-ZzU): Listed on this source
- [Thumbtack](https://www.thumbtack.com/ma/whitman/central-air-conditioning-installation/prime-build-comfort/service/555431585864048647): 4.9★ from 90 ratings
- [Angi](https://www.angi.com/companylist/us/ma/whitman/prime-build-comfort-reviews-1.htm): 5.0★ from 7 ratings

## Recent reviews

- **5/5 · Google Reviews · Ferg Mc · 2026-07-31**: Very professional, answers calls right away, punctual and they did a great job
- **5/5 · Thumbtack · Mario Junior C. · 2026-07-22**: The installation went smoothly, the crew was professional, and the system has been working perfectly. I definitely recommend them if you’re looking for honest, reliable HVAC contractors.
- **5/5 · Google Reviews · Francisco Reyes Flores · 2026-07-21**: Great job , i call and they came in the same day they and they replace my AC, and furnace in one day , they even let me use a portable ac to use it
- **Thumbtack · Mario Junior C. · 2026-07-18**: I originally called them just for a duct repair at my summer house in Rhode Island. They did a great job fixing the ductwork, and after seeing how professional they were, I decided to have them replace my furnace and AC system as well. Before moving forward, I came across a review saying they weren’…
- **5/5 · Google Reviews · Roger Decker · 2026-07-08**: They did a great job!!!!  Install was fast and on schedule.  Very good customer service too!  I recommend them highly!
- **Thumbtack · Alexandra G. · 2026-07-08**: Less than 24 hour response time with a next day visit scheduled! They were extremely thorough, taking the time to review and discuss our entire AC system. Will be hiring again if needed!
- **5/5 · Google Reviews · Natasha Darras · 2026-06-29**: Robert and team did an excellent job installing a new range hood and dryer vent. Highly professional and detailed.
- **5/5 · Google Reviews · Julie P. · 2026-06-20**: Prime Build and Comfort did an excellent job replacing our A/C unit. I called after my A/C stopped working and there was a burning smell coming from it. They came over the same day to take a look at what was going on. They explained to my husband what the problem was and took the time to show him. W…
- **Thumbtack · Tao W. · 2026-05-22**: Fantastic service! Very responsive in communications. Transparent and honest. Great problem solving skills. Fixed a tough AC issue. Highly recommended!
- **5/5 · Thumbtack · Anik P. · 2026-04-13**: The repair looked great and I have not had any issues arise. I will not hesitate to hire him again!

---

Data freshness: last scanned 2026-09-09T18:50:42.590Z.
Cite as: Prime Build & Comfort — Tavlee (https://tavlee.com/contractor/prime-build-and-comfort-whitman)
Source: https://tavlee.com/contractor/prime-build-and-comfort-whitman