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One Nation Heating & Air LLC

Top Pro

Licensed
Licensed
This pro is currently not available for Central Air Conditioning Installation or Replacement
This pro is currently not available for Central Air Conditioning Installation or Replacement

We know others who are. Tell us about your job and we’ll help you find the right pro.

We know others who are. Tell us about your job and we’ll help you find the right pro.

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 298 times

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.

Social media

Facebook, Instagram

Top Pro status

Top Pros are among the highest-rated, most popular professionals on Thumbtack.

Top Pro Icon

2025

Top Pro Icon

2024

Credentials

License verified

Mechanical Systems Contractor

License region: Aurora, CO

Background checked

Passed by Gerardo Lopez on Sep 11, 2023.

Services offered
Work needed

Install new A/C units

Replace existing A/C units

Remove old A/C units

Install ducts and vents

System type

Split system

Packaged system

Other

Building height

Single-level

Two-story

Three-story

Projects and media
Projects and media
Reviews

Customers rated this pro highly for professionalism, responsiveness, and work quality.

Excellent 4.9

190 reviews

5

96%

4

0%

3

1%

2

1%

1

2%

Read reviews that mention:


pro avatar
Matt M.

1 month ago

Hired on Thumbtack

Very happy with choosing Onenation to fix my AC. It wasn't working and I wasn't upsold parts I didn't need. I only needed a deep cleaning to restore proper airflow. They were literally here as soon as I posted the need for service. Very responsive. Will definitely use in the future.

Details: Repair • The power is on, but the fan won't run • Outside • Outside • House • Owner

Central Air Conditioning Repair or Maintenance
pro avatar
Renn b.

Mar 30, 2026

Hired on Thumbtack

The quickest and best experience I’ve had. The technician, Gerard Lopez, arrived ahead of schedule, effectively evaluated what was going wrong with my AC, and provided really clear advice on how to resolve it without pushing unnecessary services and sales. He was honest and held great integrity even though it didn’t put money in his pocket. That’s real service! Will definitely be coming back to them for any further services needed.

Details: Repair • Closet • Townhouse • Renter, haven't discussed job yet with owner

Central Air Conditioning Repair or Maintenance
pro avatar
Stacy B.

2 weeks ago

Hired on Thumbtack

I highly recommend!! I found All Nation on thumbtack and got a call within 5min. He came out same day and did a deep cleaning got my A/C tuned up and blowing cool again in no time!!

Details: Routine maintenance • Routine maintenance • Outside • Outside • House • Owner

Central Air Conditioning Repair or Maintenance
pro avatar
Petter L.

May 27, 2026

Hired on Thumbtack

Gerardo was great to work with. Responded to my request for an AC maintenance quickly and was very professional during his visit. I would recommend Gerardo and One Nation to anyone.

Details: Routine maintenance • Routine maintenance • Outside • Outside • House • Owner

Central Air Conditioning Repair or Maintenance
pro avatar
Cara S.

Mar 23, 2026

Hired on Thumbtack

Gerardo and his team were fantastic. They installed an entire HVAC system in our home, including a whole-house humidifier. They cleaned up our existing wiring in the electrical room and hauled all our old equipment away. They took the time to explain the details, and have come back since to clean the filters, help us with getting the air turned on, and overall maintenance. Can’t recommend them enough!

Details: Furnace • Not enough heat • Basement • Three-story building • House

Heating System 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.

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