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Awards & Certifications

Our gratitude for the recognition we’ve received translates into the quality of work we seek to provide. 

Our Certifications in PA

With our NATE-certified technicians, know that the services you’re receiving are the best in the business. NATE’s certification tests represent real world working knowledge of HVACR systems. North American Technician Excellence (NATE), headquartered in Arlington, VA., was founded in 1997 and is the nation’s largest non-profit certification organization for heating, ventilation, air conditioning, and refrigeration technicians. NATE is the only technicians certification organization governed, owned, operated, developed, and supported by the HVACR industry.

As much as we recognize the quality of work stemming from years of experience, we also know that you have to start somewhere. That’s why we invest in education initiatives to support aspiring technicians early on.

Education & Training in Central & Eastern PA

  • Certified Apprenticeship Program through Associated Builders & Contractors
  • HallerU – Learning Center for Career Development
  • Career Day Site for Thaddeus Stevens College of Technology
  • Cooperative Education Employer for Lancaster County Career & Technology Center


At Haller, we’re not just in it to win it. We’ve always been committed to providing our customers the best home service in Central and Eastern Pennsylvania. While we don’t anchor our vision around gaining the most awards possible, we’ve worked hard to make a recognizable impact in the communities we serve, from Harrisburg to York. 

Who's Who In Business Lancaster & York

Susquehanna Style  – “Who’s Who” 2019

The magazine’s Who’s Who program was created to celebrate local business leadership and recognize businesses with strong relationships with their customers.

Susquehanna Style Best of Lancaster & Best of Harrisburg

Susquehanna Style – Best of Lancaster 2019 and Best of Harrisburg 2018

Voted as the #1 in Heating & Cooling, Plumbing, and Home Remodeling/Kitchen & Bath Designers by the local readers of Susquehanna Style.

York Sunday News - Best of York 2019

York Sunday News – Best of York 2019

Voted as Best of York in the Electricians category by readers of York Newspaper.

Lancaster County Magazine - Best of Lancaster 2019

Lancaster County Magazine – Best of Lancaster 2019

Local readers voted us as Best of Lancaster in the Heating/Cooling and Electrical categories, and One of the Best of Lancaster in the Plumbing category.

Harrisburg Magazine – Readers’ Choice 2016

Lancaster Newspaper - Reader's Choice 2018

Lancaster Newspapers – Readers’ Choice Awards 2018

In 2018, Haller was voted #1 in the following three categories by local readers:

  • #1 Heating/Cooling Service
  • #1 Duct Cleaner
  • #1 Kitchen/Bath Remodeler

Additionally, readers voted Haller a favorite in the categories of Water Treatment, Electrician, and Plumber.

Daily Local News - Best of Chester County

Daily Local News – 2019

Earned first place in two categories in Chester County.

  • Best Plumber
  • Best HVAC Company

Other Awards

  • Excellence in Construction Safety Award – ABC Keystone
  • S.T.E.P. Award (Safety Training & Evaluation Process) – ABC Keystone
  • 2014 ACCA Contractors of the Year

Have Questions? We’re Here To Help!

Quality, Friendly Service in Central & Eastern PA

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