*The Angi rating for Water Heater Service companies in Lagunitas-Forest Knolls, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Heater Service needs.
*The HomeAdvisor rating for Water Heater Service companies in Lagunitas-Forest Knolls, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Heater Service needs.
Last update on January 30, 2026
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
In business since 1968
Free estimates
Warranties offered
"Very professional and resolved my problem."
+9
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
In business since 2004
Free estimates
Offers commercial services
"Pedro is professional, patient and prompt. His skill level is top notch. I'd rehire him in a second."
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Robert was great and incredibly helpful while we were pricing out our options."
+15
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
In business since 1991
Emergency services offered
Warranties offered
"Brian is very thorough and knowledgeable. Takes time to explain in detail what he is going to do and the result. I will use him again."
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
In business since 2025
Free estimates
Warranties offered
"Green Core Heating & Air did an excellent job installing our new gas furnace and completely replacing the ductwork. The owner communicated clearly throughout the entire process and was always quick to answer questions. The crew showed up on time, worked efficiently, and kept everything clean during the installation. Pricing was very fair compared to other quotes we received. I would definitely recommend them to anyone needing HVAC work."
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2023
Emergency services offered
Warranties offered
"I would highly recommend Ray’s Rescue Plumbing. He was very clean, prompt, courteous and knowledgeable. We had several issues ranging from leaks, repairs and installing a tankless water heater. Ray’s prices were competitive and he actually saved us a few thousand dollars from a previous bid from a ‘not so honest’ plumber."
+2
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved (Corporate)
In business since 2000
Free estimates
Credit card accepted
"They quickly provided one day service call, and fit our repair into their busy schedule."
+1
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
Free estimates
Emergency services offered
Small jobs welcome
Your plumbing problem becomes our problem to solve.\n\nThat’s not just a tagline, it’s how we operate. When you call GOFLOW, you’re getting a team that knows this area, knows plumbing, and genuinely cares about doing the job right.\n\nWe’re not a franchise. We’re not a call center routing you to whoever’s available. We’re a local company built by plumbers who got tired of watching customers get treated like transactions instead of people.
+2
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved
In business since 1989
Free estimates
Warranties offered
"Finally! A plumber that shows up on time and does efficient and neat work. Also doesn't aggressively try to upsell you on other services. One more thing, we supplied the faucet to be installed and there was no attempt to charge us for the lost commission the company did not get on the sale for the faucet. In other words, just what you should expect from a plumber."
+3
Serving Lagunitas-Forest Knolls, CA and surrounding areas
Approved (Corporate)
In business since 1990
Free estimates
Warranties offered
"It went very well; the thorough HVAC system checkup revealed some questionable component that were best suggested to be replace with new ones. I am not confident that my HVAC system is set for more that good performance going forward. I appreciated the non-pressured advice and suggestions in coming to my decisions. Thank you, Joaquin Ortiz."
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