--- title: "K & M Plumbing LLC" description: "K & M Plumbing LLC is a plumbing business that says on its website it has been in business for 19 years. On Google it holds 4.9 stars from 15 ratings. A 20" doc_version: "2026-10-31" last_updated: "2026-10-31" --- # K & M Plumbing LLC **Trade:** Plumbing · **Address:** 31 Meadow Ridge Rd, Northfield, CT 06778 · **Phone:** (860) 283-0660 · **Website:** http://www.kmplumbingllc.com/ · **Languages:** English **Rating: 3.9/5** (medium confidence) — from 7 reviews across 4 sources. 100% of sentiment-scored reviews read net-positive. Last 6 months: 0 reviews, 0 negative. ## The honest read K & M Plumbing LLC is a plumbing business that says on its website it has been in business for 19 years. On Google it holds 4.9 stars from 15 ratings. A 2026 customer wrote that this crew had worked on their house for years. In a separate 2026 review, a homeowner said they had used K&M for several years at multiple houses. A 2025 customer said they showed up, took care of a leak and left the house cleaner than before they got there. A 2024 customer wrote that K & M came quickly and showed up on time for a couple of plumbing problems, and that they planned to use them when re-doing two bathrooms. A 2022 reviewer called them responsive and timely. Connecticut's state registry lists plumber license PLM.0281569-P1, holder of record SEAN E FLAHERTY, as active. **Strengths:** - Long-term customer — a 2026 reviewer used K&M for years at multiple houses - On-time arrival — a 2024 customer said they came quickly and on time ## Claims & citations Every claim below is backed by real evidence rows — uncited claims are dropped in code before publication. - 4.9 stars from 15 Google ratings _(confidence: high)_ - [Google](https://www.google.com/maps/search/?api=1&query=K%20%26%20M%20Plumbing%20LLC&query_place_id=ChIJnb2nMSSW54kRBL_7YXdedO0) — “Google: 4.9★ from 15 ratings” - A 2026 customer said they had used K&M for several years at multiple houses _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tsd1p6QlBTMFJhU2xwNFpFdFZkMVJ2TmtsNE1tYxAB!2m1!1s0x0:0xed745e7761fbbf04!3m1!1s2@1:CAIQACodChtycF9oOklwZzBPS0RaSlp4ZEtVd1RvNkl4Mmc%7C%7C?hl=en-US) — “5★ I’ve used K&M for several years at multiple houses, and they are the best - professional, reliable, friendly…cannot recommend them highly…” - A 2024 customer said they came quickly and showed up on time for plumbing problems _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURidmNTZDF3RRAB!2m1!1s0x0:0xed745e7761fbbf04!3m1!1s2@1:CIHM0ogKEICAgIDbvcSd1wE%7C%7C?hl=en-US) — “5★ K & M is the best! I can't say enough good things about them. We've had a couple of problems that we needed fixed - not big jobs but big …” - A 2025 customer described a leak taken care of, with the house left cleaner than before _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21sclJYUmxkazR6TUdwVVgwOTFWMHh3T0dablRWRRAB!2m1!1s0x0:0xed745e7761fbbf04!3m1!1s2@1:CAIQACodChtycF9oOmlrRXRldk4zMGpUX091V0xwOGZnTVE%7C%7C?hl=en-US) — “5★ K & M plumbing isn’t just a plumber… they’re basically a pipe whisperer. Showed up like a ninja, destroyed the leak like it owed them mon…” - Connecticut plumber license PLM.0281569-P1, holder of record SEAN E FLAHERTY, is active on the state registry _(confidence: high)_ - [State License Registry](https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx) — “CT plumber license PLM.0281569-P1 registry-verified active — registry holder of record: SEAN E FLAHERTY” - The company says it has been in business for 19 years _(confidence: medium)_ - [Official Website](http://www.kmplumbingllc.com) — “Self-reported 19 years in business” - Specializes in Plumbing _(confidence: high)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT21sclJYUmxkazR6TUdwVVgwOTFWMHh3T0dablRWRRAB!2m1!1s0x0:0xed745e7761fbbf04!3m1!1s2@1:CAIQACodChtycF9oOmlrRXRldk4zMGpUX091V0xwOGZnTVE%7C%7C?hl=en-US) — “5★ K & M plumbing isn’t just a plumber… they’re basically a pipe whisperer. Showed up like a ninja, destroyed the leak like it owed them mon…” - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURidmNTZDF3RRAB!2m1!1s0x0:0xed745e7761fbbf04!3m1!1s2@1:CIHM0ogKEICAgIDbvcSd1wE%7C%7C?hl=en-US) — “5★ K & M is the best! I can't say enough good things about them. We've had a couple of problems that we needed fixed - not big jobs but big …” - [State License Registry](https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx) — “CT plumber license PLM.0281569-P1 registry-verified active — registry holder of record: SEAN E FLAHERTY” ## License Status: **active** (#PLM.0281569-P1, plumber) — verified against the official CT state registry on 2026-10-30, never self-reported. Re-check at the official registry: https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx ## Sources - [Google](https://www.google.com/maps/search/?api=1&query=K%20%26%20M%20Plumbing%20LLC&query_place_id=ChIJnb2nMSSW54kRBL_7YXdedO0): 4.9★ from 15 ratings - [Official Website](http://www.kmplumbingllc.com): 19 yrs in business · Self-reported profile and service details - [Google Reviews](https://www.google.com/maps/search/?api=1&query=K%20%26%20M%20Plumbing%20LLC&query_place_id=ChIJnb2nMSSW54kRBL_7YXdedO0): Listed on this source - [Local News](https://projects.constructconnect.com/companies/2280829-k-m-plumbing-llc&find_loc=CT-06778): Listed on this source ## Recent reviews - **5/5 · Google Reviews · Elizabeth Clark · 2026-01-25**: This crew has worked on our house for years, and they are excellent. Truly exceptional work! - **5/5 · Google Reviews · Harmony Tanguay · 2026-01-25**: I’ve used K&M for several years at multiple houses, and they are the best - professional, reliable, friendly…cannot recommend them highly enough! - **5/5 · Google Reviews · Peyton Boyd · 2025-08-24**: K & M plumbing isn’t just a plumber… they’re basically a pipe whisperer. Showed up like a ninja, destroyed the leak like it owed them money, and left my house cleaner than before they got here. They don’t just fix pipes—they humble them into submission. If your toilet, sink, or shower is acting up, … - **5/5 · Google Reviews · Christy Kinseher · 2025-08-09**: Great customer service! - **5/5 · Google Reviews · daniela o · 2024-11-21**: Great service and awesome work - **5/5 · Google Reviews · Brian Kelly · 2024-08-08**: K & M is the best! I can't say enough good things about them. We've had a couple of problems that we needed fixed - not big jobs but big plumbing problems to us! Well they treated us like we were the most important job they had. Kind, professional, and courteous. They came quickly to do the job and … - **5/5 · Google Reviews · Karen Spencer · 2022-08-06**: Responsive and timely. --- Data freshness: last scanned 2026-10-30T21:46:37.116Z. Cite as: K & M Plumbing LLC — Tavlee (https://tavlee.com/contractor/k-and-m-plumbing-llc-northfield) Source: https://tavlee.com/contractor/k-and-m-plumbing-llc-northfield ## Sitemap [Full site index](https://tavlee.com/sitemap.md)