This pro has verified their business license with Thumbtack.
Licensed
This pro has verified their business license with Thumbtack.
Type of heating system
Heating system problems
Online now
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If you hire this pro, you’re covered by a money-back guarantee. Learn more
About
Welcome to 🇺🇸One Nation Plumbing and Heating 🇺🇸– A family owned company that does it right. ✅
At One Nation, we treat every home like our own. Whether it’s a leaky faucet, a minor AC repair, or a full hvac system upgrade, we show up on time, do the job right, and make sure you’re completely 💯% satisfied—no 🚫shortcuts, no 🚫 surprises.
We’re a local team you can count on—licensed, experienced, and fully committed to honest work and fair prices. From the first call to the final clean-up, we’re here to make the process smooth, stress-free, and reliable. 🧘🏻♂️
Our promise is simple: Quality service. Friendly faces. Real peace of mind.
Because to us, you’re more than a customer—you’re a neighbor.
One Nation Plumbing & Heating 🇺🇸
Overview
Current Top Pro
Hired 316 times
16 similar jobs done near you
Background checked
License verified
3 employees
3 years in business
Business hours
Sun7:00 am - 10:00 pmMon7:00 am - 10:00 pm
Payment methods
This pro accepts payments via Cash, Check, Credit card, Venmo, and Zelle.
Top Pros are among the highest-rated, most popular professionals on Thumbtack.
2025
2024
Credentials
License verified
Mechanical Systems Contractor
License region: Aurora, CO
Background checked
Passed by Gerardo Lopez on Sep 11, 2023.
Services offered
Type of heating system
Heating system problems
No problem, just need maintenance
No heat
Not enough heat
Unusual noises from inside
Building height
Single-level
Two-story
Three-story
Projects and media
Projects and media
Reviews
Customers rated this pro highly for professionalism, work quality, and responsiveness.
Excellent 4.9
204 reviews
5
97%
4
0%
3
1%
2
0%
1
2%
Your trust means everything to us. Learn about our review guidelines.
Read reviews that mention:
Stepfanie C.
May 6, 2026
•
Hired on Thumbtack
I want to thank the team for coming out to clean and service my furnace and HVAC. They did a great job and made sure there was no carbon monoxide detected before they left. I’ve officially found my go‑to company for all future furnace and HVAC needs.
Details: Furnace • Routine maintenance • Not enough heat • Basement • Two-story building • Townhouse • Owner
Heating System Repair or Maintenance
Prashob K.
Sep 9, 2026
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Hired on Thumbtack
I highly recommend Gerardo and his team for your HVAC needs. They provided fast, reliable service at a very reasonable price.
Gerardo was able to quickly diagnose and fix our HVAC system, and what really stood out was that he honored the original quoted price even though the job ended up requiring additional work.
In my experience, many HVAC companies seem more focused on maximizing the bill, but I genuinely felt that One Nation was different. They were honest, professional, and focused on getting the job done right without trying to take advantage of the customer.
Thank you, Gerardo and the One Nation team, for the excellent service!
Central Air Conditioning Repair or Maintenance
Melissa S.
Jun 18, 2026
•
Hired on Thumbtack
We had a great experience with One Nation Heating and Air for a new heat pump installation. This local business was super knowledgeable and took the time to answer all of our questions, helping us find the best option for our needs. They were professional throughout the entire process and did a meticulous cleanup when finished. Highly recommend them for their expertise and outstanding customer service.
Details: Repair • Only warm air is blowing from the vents • Outside • Outside • House • Owner
Central Air Conditioning Repair or Maintenance
Tom P.
Jun 30, 2026
•
Hired on Thumbtack
Gerardo was great, very responsive. He came out right away and fixed the problem with my A/C condenser. He provided several options to chose from, and was very knowledgeable. I would use One Nation Heating again.
Gerado has been a god send. I recently purchased a new home, and the inspection missed some key issues with the HVAC system and plumbing. Not only did Gerado come out the same day I put in the request related to the air conditioner, he thoroughly inspected the basement's piping system to make sure there were no other problems. He prepared quotes for future projects based on the issues he spotted, with recommended time tables for when it should be completed to avoid a larger issue. Honestly, I've found my HVAC/plumbing person the first time out, and I am more than happy with his work.
Details: Repair • Unit won't turn on or off • House • Owner
Central Air Conditioning Repair or Maintenance
FAQs
What is your typical process for working with a new customer?
As the homeowner you are the boss. The technician will provide you with various options but at the end you call the shot.
Describe a recent project you are fond of. How long did it take?
A roofing company replacing an old beat down roof needed One Nation to remove and reinstall a 3yr old swampcooler. We did just that and the new positioning looks spectacular!
What advice would you give a customer looking to hire a provider in your area of work?
It's simple licensing, honesty and quality. A company that will go the extra mile for your needs and treat your home better then their's. In other words a company that prides in providing 100% satisfaction to their customers.
