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Free

Full Electrical System Evaluation

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$79 Off

Any Electrical Service

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$500 OFF

Furnace Install

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$79

Furnace System Evaluation

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Free

Second Opinion on Sewer Line Replacement

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$500 Off

Full Sewer Install Replacement

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$100 Off

Complete Water Filtration System

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Free

Water Pressure Test

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$49

Sewer Line Camera Inspection

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$99

Standard Water Heater Flush
$139 Tankless Water Heater Flush

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$79 Off

Any Repair

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

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What To Expect

Discover the Donnelly’s Difference

Professional Services

We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

We can work on all makes and models of HVAC and plumbing equipment.

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​

Professional Services

We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

We can work on all makes and models of HVAC and plumbing equipment.

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​
    About Us
    Our Reviews

    See What Your Neighbors Are Saying

    Great experience. Joe was professional and courteous! A pleasure to deal with.
    Richard Morrow
    3 days ago
    Excellent service, prompt and efficient! Shane did a great job. Highly recommend .
    Arlene McCloskey
    3 days ago
    John did a great job!
    Alison Kobyluch
    3 days ago
    James was awesome. Kept it simple, was honest and straightforward , simple fix and adjustment and done, respectful of property, very clean when all the work was done
    Mike Tiger
    3 days ago
    Nick did a great job. He explained exactly what had to be done and cost. Highly recommend him and your company. Thanks
    Richard Tustin
    3 days ago
      Read Our Reviews