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Serving Northern Allegheny & Butler Counties

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Serving Northern Allegheny & Butler Counties

24/7 Emergency Service Available


Welcome Black Knight Customers

Dear Black Knight customer,

Over the years Black Knight has cared for the equipment in your home. However, Black Knight has gone through some changes where they have simplified their business. While very much still in operation, Black Knight will continue to serve you for any of your chimney needs. Their contact information shall you need these services is: 724-538-3488.

Black Knight has requested their Heating & Cooling customers be taken care of by Kennihan Plumbing & Heating,Inc. Kennihan is celebrating 50 years of service to Butler and Northern Allegheny Counties. We have professionals that can handle electric, oil and gas furnaces, heat pumps and geothermal heat pumps of any brand. Not only can we handle air conditioners and provide you with 24 emergency service but we are trained to handle your safety, comfort issues and indoor air quality in your home.

We also handle all your plumbing needs! Yes, we are a full plumbing service company so any project you may have in mind, we at Kennihan Plumbing can do it for you. We are DOT certified to work on your gas line, we can replace your old toilet or fix your sewer line. If it's a plumbing problem, let it be a Kennihan solution.

Also, while we don't typically market electrical work, we are happy to do it for our customers as we have certified electricians. We have changed electrical panels for over 45 years and we also offer whole home generator installations, to weather any storm. In other words, you will only have to call one shop to take care of your home equipment!

You should know that we are a family owned and operated company located just south of Butler in Valencia. We care very much about the product we put in your home and making sure our technicians are well trained to solve the problems that may arise. While in your home, we will make sure to show you any potential issues that may arise regarding your safety first, then health, comfort and efficiency. This order is very important to us because we know you will be aware of the issues in your home and can use us to help you when the time comes to fix it. This is why "we treat your home like it's our grandma's home".

Feel free to call us at: 724-898-2587 or email us if you prefer at: and we will be happy to answer your questions. Feel free to check out our website at: for more information on our family, our services and some good information about your equipment. We welcome you to try us and allow us to show you how we care for your home.

Best regards,

The Kennihans

Grandma Ellie's Club

Maintenance Program

Did you know that being a member of Grandma Ellie's Club can save you money and extend the life of your system?
  • 20% Discount on HVAC and Plumbing* repairs
  • One day replacement
  • Inflation protection for multi-year plans
  • Priority customer status
  • Agreement is transferrable
  • Lower utility bills
  • 24-hour emergency service
  • Extended equipment life
  • Never an overtime charge
  • Improved safety