# Seaside Gas Service, Inc

**Trade:** HVAC / Heating & Cooling · **Address:** 42 Commonwealth Ave Unit 1, South Yarmouth, MA 02664 · **Phone:** (508) 771-2768 · **Website:** https://seasidegas.com/?utm_source=google+&utm_medium=organic+&utm_campaign=gbp · **Languages:** English

**Rating: 4.8/5** (high confidence) — from 260 reviews across 5 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.
97% of sentiment-scored reviews read net-positive. Last 6 months: 20 reviews, 0 negative.

## The honest read

Seaside Gas Service, Inc works out of 42 Commonwealth Ave in South Yarmouth and is hired across the mid-Cape for heating, cooling and plumbing — boilers and furnaces, ductless mini-splits, water heaters, gas lines and standby generators. Reviewers name the same handful of people over and over: Kevin, Casey, Christian, Cassie, Brian, Tim and Damian.

The track record is deep and recent. The company's Google profile carries 350 ratings, and the reviews on file run from 2022 to 2026 with 20 posted in the last six months. What customers describe most consistently is speed when something has failed: after the 2026 blizzard left one house without power for two and a half days and the boiler dead at 38 degrees inside, a technician was there and everything was fixed within two hours; another homeowner with a dead heating zone had it diagnosed and repaired within half an hour of calling.

The work itself spans more than the HVAC label suggests. Recent reviewers describe a mini-split installation where the company handled the MassSave rebate paperwork, a Chatham boiler replacement whose piping one customer said other plumbers had told them could not be done, an outdoor shower plus kitchen faucet and shower-head replacement, a hot water heater with a chimney liner brought up to code, and gas run to a stove. One April 2026 reviewer says their family has used the company for more than 25 years across two complete HVAC systems.

Locally, neighbours on Nextdoor in Yarmouth Port and Centerville recommended the company for heating and plumbing in late 2025 and spring 2026, and two of them said they hold maintenance agreements covering a water heater and boiler that come with annual service and priority scheduling in an emergency. A Reddit commenter on r/CapeCod recommended them back in 2022 and suggested asking for Brian and the crew.

Worth asking about before you book: scheduling reliability. A 2★ review from October 2024 says the customer was given an 8am-to-12pm window, called twice that day and was told they were next and would get a call back, got no call, and the crew arrived at 12:30 with no explanation. It is the one clearly negative account on file and nothing in the recent six months repeats it — but it is the specific thing to confirm when you book a window.

One caveat on the headline number: a 5-star average across 350 ratings sits alongside that surviving 2★ review, so read the average as rounded rather than literally unanimous. The written reviews themselves look genuine rather than manufactured — they vary widely in length, credit different named staff across four years, itemise specific equipment and jobs, and include a low-star complaint that was left standing.

**Strengths:**
- Emergency response — reviewers cite same-day fixes during blizzards and heat waves
- Named technicians — Kevin, Casey and Christian praised by name across years
- Clear explanations — techs walk homeowners through the diagnosis in plain terms
- Long customer tenure — one household reports twenty-five years of continuous service
- Live phone answering — callers reach the operations manager, not an automated attendant
- Plumbing and HVAC together — one firm handled mini splits, showers and gas lines

**Concerns:**
- Appointment windows — a 2024 review reported a missed window without a callback

**Where sources disagree:**
- The Google profile publishes a 5-star average across 350 ratings while a 2-star review from October 2024 sits in the same review set; a perfect headline average and a surviving low-star review cannot both be literally exact, so the 5.0 should be read as rounded.
- One 5-star Google review in the packet (E571693) closes with "thank you MJ and the buttercup fam" — a name with no evident connection to Seaside Gas Service — so that review may have been posted against the wrong business and should not be leaned on.
- Volume caveat: the packet quotes 44 of 260 distinct reviews on file and is a curated selection, so the balance of praise to complaint inside the packet is not the platform distribution.

## Claims & citations

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

- Reviewers describe the company handling both HVAC and plumbing work — ductless mini-split installation, boiler replacement, outdoor shower and kitchen fixture plumbing, and running gas to a stove. _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25OcE4wcE1aMUJCWTFZMlIzSlZjMlJNZDFGNVMwRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOnNpN0pMZ1BBY1Y2R3JVc2RMd1F5S0E%7C%7C?hl=en) — “5★ It’s a shame I can’t give Seaside 6 stars. I had a great experience with my mini split installation and some plumbing repair. From the fi…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tNMFZXTlRVRGhQZURJMGJtVktUM2hWUlV0RE5WRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOkM0VWNTUDhPeDI0bmVKT3hVRUtDNVE%7C%7C?hl=en) — “5★ Did a magnificent job of replacing my boiler in Chatham and looking forward to their help at s  new home in Orleans this year. Not only d…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNiMTRDbkJBEAE!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgICb14CnBA%7C%7C?hl=en) — “5★ We had a great experience with Seaside Gas Service once again. We used them a few years ago to install central air and today they came to…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURaMXV2MjlBRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgIDZ1uv29AE%7C%7C?hl=en) — “5★ Seaside Gas was great to work with. They helped us with a mini split replacement, outdoor shower plumbing and delivering gas to our stove…”
- Customers repeatedly report fast emergency response: after the 2026 blizzard a technician arrived and had a dead boiler fixed within two hours in a house that had dropped to 38 degrees, and a homeowner with one heating zone out says it was diagnosed and repaired within half an hour of the call. _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT214NFVYZGZZMVpzVms1Q1NsUlVZM052U25Sak9IYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOmx4UXdfY1ZsVk5CSlRUY3NvSnRjOHc%7C%7C?hl=en) — “5★ Exceptional company. After the Blizzard of 2026, my house was without power for 2.5 days, and the boiler stopped working. The temperature…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21jd1QzZ3lPWE53VWpGaVVtTjBOazlHYzNKeFVtYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOmcwT3gyOXNwUjFiUmN0Nk9Gc3JxUmc%7C%7C?hl=en) — “5★ One of my heating zones was not working properly. Damian came out within an hour of my call and everything was diagnosed and fixed within…”
- The same staff are praised by name across several years of reviews — Kevin, Casey, Christian, Cassie, Brian, Tim and Damian — and a June 2026 reviewer notes the operations manager answers the phone rather than an automated attendant. _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25keE1ucHljVmRvYUdoRGFHWldWMWg1VVVWb1JrRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOndxMnpycVdoaGhDaGZWV1h5UUVoRkE%7C%7C?hl=en) — “5★ Cassie the operations manager answers the phone, not an automated attendant. She is pleasant, knowledgeable, helpful, extremely responsiv…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xsbmFrMUpia3BmWkhWSU5WUXlhamhOVFdaSFRWRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOllnak1JbkpfZHVINVQyajhNTWZHTVE%7C%7C?hl=en) — “5★ Very service oriented, timely and professional! Thanks Kevin, Christian and Cassie”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tobE1HdDViVmM0U1hoTk5GbGhWRTVtVlhVeWNIYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOkhlMGt5bVc4SXhNNFlhVE5mVXUycHc%7C%7C?hl=en) — “5★ They were prompt, efficient and Kevin was able to get my boiler up and running quickly. I would highly recommend.”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pRdFpHcHpNMjF4ZEdkUVJucHRWazgwWld4M2VWRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOjQtZGpzM21xdGdQRnptVk80ZWx3eVE%7C%7C?hl=en) — “5★ Christian was extremely helpful in resolving our heating problem. He was articulate in explaining what he saw as the source of the proble…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNiMTRDbkJBEAE!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgICb14CnBA%7C%7C?hl=en) — “5★ We had a great experience with Seaside Gas Service once again. We used them a few years ago to install central air and today they came to…”
- An April 2026 reviewer states their family has used the company for over 25 years, during which it installed and serviced two entire HVAC systems and hot water heaters at their Cape cottage. _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2w4MVNFVXdOWGcxTW5aRVNVc3pWR1l5TFZNdFpGRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOl81SEUwNXg1MnZESUszVGYyLVMtZFE%7C%7C?hl=en) — “5★ We have been using Seaside Gas for over 25 years. During that time they have installed and serviced 2 entire HVAC systems and hot water h…”
- Boiler and heating-system work recurs throughout the reviews, including a Chatham boiler replacement a customer praised for piping work other plumbers had said could not be done. _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tNMFZXTlRVRGhQZURJMGJtVktUM2hWUlV0RE5WRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOkM0VWNTUDhPeDI0bmVKT3hVRUtDNVE%7C%7C?hl=en) — “5★ Did a magnificent job of replacing my boiler in Chatham and looking forward to their help at s  new home in Orleans this year. Not only d…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tobE1HdDViVmM0U1hoTk5GbGhWRTVtVlhVeWNIYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOkhlMGt5bVc4SXhNNFlhVE5mVXUycHc%7C%7C?hl=en) — “5★ They were prompt, efficient and Kevin was able to get my boiler up and running quickly. I would highly recommend.”
- A May 2026 reviewer describes the company working with them to complete the MassSave paperwork as part of a mini-split installation and plumbing repair. _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25OcE4wcE1aMUJCWTFZMlIzSlZjMlJNZDFGNVMwRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOnNpN0pMZ1BBY1Y2R3JVc2RMd1F5S0E%7C%7C?hl=en) — “5★ It’s a shame I can’t give Seaside 6 stars. I had a great experience with my mini split installation and some plumbing repair. From the fi…”
- Reviewers describe standby generator estimates and installation alongside the heating work, including one customer who had a generator installed together with a boiler, water heaters and a Flo by Moen water valve. _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pSUmFqWnJSRFZGV2tGNlIyaHZVbGRpVEdKNk9VRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOjRRajZrRDVFWkF6R2hvUldiTGJ6OUE%7C%7C?hl=en) — “5★ In April, I had  an estimate for an outside generator (since we had lost power and heat for days from a blizzard.)    The Representative …”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25KM2J6aERXakU1U0d0TFMwRmFlV2gyZGpKT1VrRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOnJ3bzhDWjE5SGtLS0FaeWh2djJOUkE%7C%7C?hl=en) — “5★ I got an estimate to install a standby generator.”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURwdi1QX3F3RRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgIDpv-P_qwE%7C%7C?hl=en) — “5★ I’ve been working with Kevin and his team for the past four years. They replaced my boiler and water heaters, helped with installation of…”
- Reviewers also describe water-heater work, including an on-demand hot water system whose damaged circulator was replaced and tested, and an estimate for a hot water heater plus a chimney liner to bring the installation up to code. _(confidence: medium)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25odGFYcDBZelYxVDI5dFVXNVRWbW95VEZKdGVrRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOnhtaXp0YzV1T29tUW5TVmoyTFJtekE%7C%7C?hl=en) — “5★ These guys arrived when they said they would and were friendly. The estimate I received for a new hot water heater and chimney liner to g…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xkT05rZFhVbFYwTmpjME0waHJRbXgzYmxOaU5VRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOldONkdXUlV0Njc0M0hrQmx3blNiNUE%7C%7C?hl=en) — “5★ Casey was able to quickly diagnose the problem with our on demand hot water system. He meticulously replaced the damaged circulator and t…”
- A 2-star Google review from October 2024 reports the company missed an 8am-to-12pm appointment window, arrived at 12:30 with no explanation, and did not return either of the two calls the customer placed that day after being told they were next in line. _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURYd0otNmNnEAE!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgIDXwJ-6cg%7C%7C?hl=en) — “2★ I  called twice on day of appointment to get a timeline said I I was next and said I would get a  call—— no call ——apt  was between 8-12
…”
- Neighbours on Nextdoor in Yarmouth Port and Centerville recommended the company for heating and plumbing in December 2025 and April 2026; two of them reported holding maintenance agreements covering a water heater and boiler that include annual maintenance and priority scheduling during emergencies. _(confidence: medium)_
  - [Nextdoor](https://nextdoor.com/p/qDFR3bmCC3D8) — “Nextdoor (Yarmouth Port, MA) — I have one with Seaside Gas to cover my water heater & boiler.”
  - [Nextdoor](https://nextdoor.com/p/HnYT9gm5W-DL) — “Nextdoor (Yarmouth Port, MA) — Have you contacted Seaside Gas? I have a maintenance agreement with them for my water heater & boiler which g…”
  - [Nextdoor](https://nextdoor.com/p/HnYT9gm5W-DL) — “Nextdoor (Centerville, MA) — I would also highly recommend Seaside Gas,  South Yarmouth, MA”
  - [Nextdoor](https://nextdoor.com/p/HnYT9gm5W-DL) — “Nextdoor (Centerville, MA) — I would also highly recommend Seaside Gas Service”
- A commenter on r/CapeCod recommended the company in a 2022 thread, suggesting the poster ask them to send Brian and the crew. _(confidence: medium)_
  - [reddit.com](https://www.reddit.com/r/CapeCod/comments/tlge26/looking_for_a_reliable_plumber_in_yarmouth/i1viclt/) — “r/CapeCod — Have then send Brian and the crew, they're good”
- The Google profile publishes a 5-star average across 350 ratings; the reviews on file run 2022 to 2026 with 20 in the last six months, and the packet includes one 2-star review, so the headline average should be read as rounded rather than unanimous. _(confidence: high)_
  - [Google](https://www.google.com/maps/search/?api=1&query=Seaside%20Gas%20Service%2C%20Inc&query_place_id=ChIJq6q2qrk5-4kR_YNGJtM_teg) — “Google: 5★ from 350 ratings”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURYd0otNmNnEAE!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgIDXwJ-6cg%7C%7C?hl=en) — “2★ I  called twice on day of appointment to get a timeline said I I was next and said I would get a  call—— no call ——apt  was between 8-12
…”
- Specializes in HVAC / Heating & Cooling _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25OcE4wcE1aMUJCWTFZMlIzSlZjMlJNZDFGNVMwRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOnNpN0pMZ1BBY1Y2R3JVc2RMd1F5S0E%7C%7C?hl=en) — “5★ It’s a shame I can’t give Seaside 6 stars. I had a great experience with my mini split installation and some plumbing repair. From the fi…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2w4MVNFVXdOWGcxTW5aRVNVc3pWR1l5TFZNdFpGRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOl81SEUwNXg1MnZESUszVGYyLVMtZFE%7C%7C?hl=en) — “5★ We have been using Seaside Gas for over 25 years. During that time they have installed and serviced 2 entire HVAC systems and hot water h…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT214NFVYZGZZMVpzVms1Q1NsUlVZM052U25Sak9IYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOmx4UXdfY1ZsVk5CSlRUY3NvSnRjOHc%7C%7C?hl=en) — “5★ Exceptional company. After the Blizzard of 2026, my house was without power for 2.5 days, and the boiler stopped working. The temperature…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tobE1HdDViVmM0U1hoTk5GbGhWRTVtVlhVeWNIYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOkhlMGt5bVc4SXhNNFlhVE5mVXUycHc%7C%7C?hl=en) — “5★ They were prompt, efficient and Kevin was able to get my boiler up and running quickly. I would highly recommend.”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pRdFpHcHpNMjF4ZEdkUVJucHRWazgwWld4M2VWRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOjQtZGpzM21xdGdQRnptVk80ZWx3eVE%7C%7C?hl=en) — “5★ Christian was extremely helpful in resolving our heating problem. He was articulate in explaining what he saw as the source of the proble…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21jd1QzZ3lPWE53VWpGaVVtTjBOazlHYzNKeFVtYxAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOmcwT3gyOXNwUjFiUmN0Nk9Gc3JxUmc%7C%7C?hl=en) — “5★ One of my heating zones was not working properly. Damian came out within an hour of my call and everything was diagnosed and fixed within…”
- Specializes in Plumbing _(confidence: high)_
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25odGFYcDBZelYxVDI5dFVXNVRWbW95VEZKdGVrRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOnhtaXp0YzV1T29tUW5TVmoyTFJtekE%7C%7C?hl=en) — “5★ These guys arrived when they said they would and were friendly. The estimate I received for a new hot water heater and chimney liner to g…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xkT05rZFhVbFYwTmpjME0waHJRbXgzYmxOaU5VRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CAIQACodChtycF9oOldONkdXUlV0Njc0M0hrQmx3blNiNUE%7C%7C?hl=en) — “5★ Casey was able to quickly diagnose the problem with our on demand hot water system. He meticulously replaced the damaged circulator and t…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNiMTRDbkJBEAE!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgICb14CnBA%7C%7C?hl=en) — “5★ We had a great experience with Seaside Gas Service once again. We used them a few years ago to install central air and today they came to…”
  - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURaMXV2MjlBRRAB!2m1!1s0x0:0xe8b53fd3264683fd!3m1!1s2@1:CIHM0ogKEICAgIDZ1uv29AE%7C%7C?hl=en) — “5★ Seaside Gas was great to work with. They helped us with a mini split replacement, outdoor shower plumbing and delivering gas to our stove…”

## 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=Seaside%20Gas%20Service%2C%20Inc&query_place_id=ChIJq6q2qrk5-4kR_YNGJtM_teg): 5.0★ from 350 ratings
- [Google Reviews](https://www.google.com/maps/search/?api=1&query=Seaside%20Gas%20Service%2C%20Inc&query_place_id=ChIJq6q2qrk5-4kR_YNGJtM_teg): Listed on this source
- [Yelp](https://www.yelp.com/biz/seaside-gas-service-yarmouth-port-2): Listed on this source
- [Official Website](https://seasidegas.com): 30 yrs in business · Self-reported profile and service details
- [Exa](https://www.bestprosintown.com/ma/yarmouth/seaside-gas-service-/): 0 web mentions across the open web (each linked to its source)
- [Porch](https://pro.porch.com/yarmouth-port-ma/hvac-contractors/seaside-gas-service/pp): Listed on this source
- [BuildZoom](https://www.buildzoom.com/contractor/seaside-gas-service-inc): Listed on this source

## Mentions

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

- “I have one with Seaside Gas to cover my water heater & boiler.” — nextdoor.com (2026-04-14) — https://nextdoor.com/p/qDFR3bmCC3D8
- “I would also highly recommend Seaside Gas,  South Yarmouth, MA” — nextdoor.com (2025-12-15) — https://nextdoor.com/p/HnYT9gm5W-DL
- “I would also highly recommend Seaside Gas Service” — nextdoor.com (2025-12-15) — https://nextdoor.com/p/HnYT9gm5W-DL
- “Have you contacted Seaside Gas? I have a maintenance agreement with them for my water heater & boiler which gives me annual maintenance & priority scheduling during emergencies.” — nextdoor.com (2025-12-15) — https://nextdoor.com/p/HnYT9gm5W-DL
- “Have then send Brian and the crew, they're good” — a Reddit commenter in r/CapeCod (2022-03-24) — https://www.reddit.com/r/CapeCod/comments/tlge26/looking_for_a_reliable_plumber_in_yarmouth/i1viclt/

## Recent reviews

- **5/5 · Google Reviews · Paul Noury · 2026-08-18**: Great first meeting and after meeting with a few other vendors, Kevin was finally an old school professional and his customer service skills were outstanding.

He offered great suggestions for a system that would best meet my needs and I look forward to receiving his suggested plan and quote.

As a …
- **5/5 · Google Reviews · Mark Haley · 2026-07-30**: On time, fast, efficient, tidy and most personable and professional technician.
- **5/5 · Google Reviews · David Lyttle · 2026-07-29**: Kevin was great!
- **5/5 · Google Reviews · Cindy Rothlisberger · 2026-07-07**: We appreciated Kevin coming 2 days early to look at our air conditioner unit. He was very knowledgeable and we look forward to working with him.
- **5/5 · Google Reviews · Melissa Jankowski · 2026-06-24**: these guys came quick, assessed the issue right away and remedied the problem all within a couple of hours -all on a holiday weekend. i was blown away by the level of service. thank you
MJ and the buttercup fam
- **5/5 · Google Reviews · Steven Perlman · 2026-06-04**: Cassie the operations manager answers the phone, not an automated attendant. She is pleasant, knowledgeable, helpful, extremely responsive and helpful in setting up my service. We had a problem with our system, and Casey our service technician arrived exactly as scheduled. He diagnosed a not so easy…
- **5/5 · Google Reviews · Paula Power-Spirlet · 2026-06-02**: On time! Very polite, wonderful work. Very pleased
- **5/5 · Google Reviews · David Doyle · 2026-05-27**: Christian and Ryan were polite and quick.
- **5/5 · Google Reviews · Dan Desmarais · 2026-05-26**: Very service oriented, timely and professional! Thanks Kevin, Christian and Cassie
- **5/5 · Google Reviews · Tyson Kamikawa · 2026-05-01**: It’s a shame I can’t give Seaside 6 stars. I had a great experience with my mini split installation and some plumbing repair. From the first meeting getting the estimate, to working with their team to get the MassSave paperwork completed to the actual installation experience itself. I was impressed …

---

Data freshness: last scanned 2026-08-20T05:22:17.434Z.
Cite as: Seaside Gas Service, Inc — Tavlee (https://tavlee.com/contractor/seaside-gas-service-inc-south-yarmouth)
Source: https://tavlee.com/contractor/seaside-gas-service-inc-south-yarmouth