Keeping Ft. Wayne comfortable & worry free since 1856.

Backed by over a century and a half of experience, we are your trusted choice for plumbing, heating and air conditioning services.

Over 160 Years of Commercial Experience

A. Hattersley & Sons is the area’s oldest, most respected and experienced mechanical and electrical contractor — specializing in state-of-the-art design and construction, engineering, project management, installation and maintenance of piping, HVAC and electrical systems for commercial, industrial and institutional buildings.

Now Bringing Our Experience Home

Homeowners can now have the peace of mind that businesses have experience for 160 years that comes from choosing a mechanical and electrical service provider with a long-standing reputation for exceeding quality expectations and fair prices.

Other Services


Harnessing the earth’s energy to heat and cool your home, geothermal is affordable, renewable, efficient and comfortable.

Appliance Line Running

Whether gas, electric, or water, our experienced service technicians can run new lines for your appliances.

Commercial Services

A. Hattersley & Sons specializes in state-of-the-art piping, HVAC and electrical systems for commercial buildings.

What does 160 years of experience mean?

We have stood the test of time as a company. Regardless of the situation, we have “been there and done that.” Along with our partners, we’ve faced challenges and difficult projects and working together have consistently prevailed. So you can relax…A. Hattersley is on the job!


Our team is committed to customer-centered service. With over 400 years of combined service experience, we offer flexible scheduling and tailored maintenance. Our field technicians and support staff are certified and licensed to ensure the most efficient and effective solution to meet customer needs.


We take quality seriously--it’s how we’ve stayed in business for over 160 years, and how we plan to stay in business for 160 more. When it comes to good work, experience counts, and you can count on our service technicians to do an excellent job the first time, every time. It’s in our DNA.

Fair Prices

We’ve seen a lot of changes in our 160 years, but one thing that won’t change is our commitment to deliver services on time and within budget. You can trust our service technicians to make an accurate assessment of your needs and create a game plan to tackle them in the most cost efficient and effective way.

Our History

160 years… that’s a long time. We have endured many challenges and have successfully adapted to each of these by evolving our social conditions and technical standards for over the years.

Our History
In The Community

This is home. We are proud of the work we’ve done to support local organizations by donating our time, talents and materials. Read more about our projects on our Community page.

In The Community

Tips From The Pros

How to Find a Reputable Plumber

Finding reliable skilled trades help can sometimes be a daunting task. How do you know who to trust when a Google search can yield thousands of results?

AC 24 Hour A/C Repair

No one wants to wake up in a hot and humid home. This is especially true for people with respiratory issues or severe allergies. Whether you fall into the latter camp or not, discovering your air conditioning unit is on the fritz is cause for concern.

Emergency Plumbing

Imagine… water coming through your ceiling; standing water in the basement; gushing water in the garage; or worst of all: sewage backing up into your tub. Anytime you see water where it’s not supposed to be is cause for concern, if not downright panic.