If you hire this pro, you’re covered by a money-back guarantee. Learn more
If you hire this pro, you’re covered by a money-back guarantee. Learn more
About
43 years serving Fairfield County CT and Westchester County NY. Family owned and operated. We are passionate about educating our clients to make the best decision for their home comfort needs.
Overview
Hired 1 time
Serves Greenwich, CT
Background checked
8 employees
43 years in business
Business hours
Sun12:00 am - 11:59 pmMon12:00 am - 11:59 pm
Payment methods
This pro accepts payments via Apple Pay, Cash, Check, Credit card, and Zelle.
Your trust means everything to us. Learn about our review guidelines.
Read reviews that mention:
Halyna P.
Aug 12, 2026
•
From Google
John and Wallace came by and flushed my water heater while also installing a new shuttle valve and expansion tank. Work was very clean and professional, very happy and will be working with first thing again in the future.
First String Plumbing, Heating & Cooling's reply
Hi Halyna - Thank you for taking the time to leave a positive review. John and Wallace are passionate about helping our clients protect their home. Installing an expansion tank and upgrading your gate valves to ball valves for safety is the right way to protect your home. We look forward to working with you again.
Neely L.
Aug 6, 2026
•
From Google
Highly recommend. Nick was very responsive and Shane was amazing at detecting the leak and quickly resolved the issue. They were great to work with and had our shower back up and running within the day.
First String Plumbing, Heating & Cooling's reply
Hi Neely - Thank you for trusting us to help you fix a leak at your home in New Canaan. Over the past few months, we have worked on response time to dispatch, troubleshoot, present a solution, and fix a problem. We appreciate the kind words and positive feedback. Looking forward to helping you in the future.
Chris A.
Jul 30, 2026
•
From Google
First String is great. Ive used them twice now. The guys here get the job done well and are very clear communicators. Shoutout to John and Shane who did replacements on our shower fixtures that included opening up the wall behind it. Clean tight work. Super professional.If youre looking for a good honest plumbing company you found it.
First String Plumbing, Heating & Cooling's reply
Hi Chris - We are committed to service and embrace setting a new standard for home comfort. I will be sure to pass along the positive feedback to John and Shane. Appreciate you taking the time to leave us a positive review so future clients can book our services with confidence.
Jody F.
Jul 30, 2026
•
From Google
Shane and John were fantastic and worked until they got the job done properly. They weee super professional and lovely to work with.
First String Plumbing, Heating & Cooling's reply
Hi Jody - Thank you for taking the time to leave us a review after swapping out a shower valve and finish trim at your home in Greenwich. We look forward to working with you again.
Diana M.
Jul 28, 2026
•
From Google
Such a great experience! Nick is always so prompt and helpful when I reach out and then Shane went above and beyond to help us with the plumbing issue and was super friendly and efficient. Top notch service all around. Highly recommend!
First String Plumbing, Heating & Cooling's reply
Hi Diana - Thank you for the positive feedback! Shane and I love serving community and take pride in embracing a higher standard of service. We look forward to helping you and your family in the future!
Credentials
Background Check
Nicholas Mogg Mogg
FAQs
What should the customer know about your pricing (e.g., discounts, fees)?
We present flat upfront pricing prior to starting any project. Our goal is transparency. You will never receive a surprise bill.
What is your typical process for working with a new customer?
Our typical process is reaching out to understand the problem, assigning the right tech based on skills, diagnosing the problem, presenting upfront pricing, and fixing the problem.
What education and/or training do you have that relates to your work?
Our technicians participate in training classes and work under a master licenses technician for quality control and accountability.
