You shouldn’t put your plumbing, heating, and cooling needs in the hands of someone that doesn’t know what they’re doing. Zimmerman’s team is well qualified to solve your plumbing, heating and cooling problems, and they have licenses, certifications, and memberships to show it. If that doesn’t convince you, look below to see our awards that show proof of our excellence to our customers.

Awards
We were voted Simply the Best plumbing company each year from 2005 – 2011 in the Harrisburg Magazine Readers' Poll. This honor came from online and write–in voting from customers.

Thanks to all of you for calling on us over the years.

Certifications
- National Comfort Institute Certification – heating, cooling & carbon monoxide and combustion

- NATE – North American Technician Excellence Certification - nationally recognized certification program for heating, cooling & refrigeration

- Master Plumber certification for most of our plumbers

- Weekly technician training – in–house and at a regional training facility

- Fully licensed, bonded & insured

- Liability and workman's compensation insurance

- All employees are 3rd party background checked; Employee random drug testing

Professional Memberships

- Plumbing, Heating, Cooling Contractors Association

- Air Conditioning Contractors of America

- Mechanicsburg & West Shore Chambers of Commerce

Licensed, Bonded, and Insured 
Zimmerman is a licensed, bonded, and insured residential plumbing, heating, ventilation, and air conditioning company, and HVAC contractor serving Harrisburg, Mechanicsburg, and surrounding communities.