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New Cumberland: 717-774-2222 • Mifflintown: 717-436-9044

Lowering Operating Costs for Central PA Businesses Since 1973

Controls Service & Engineering Co. (CSE) has been providing Central Pennsylvania businesses with advanced heating and air conditioning services, cost-saving predictive maintenance programs, building automation systems, and more since 1973.

A family-owned and operated company, we take great pride in servicing over 1000 buildings right here in our region. We’re also the only commercial HVAC company in the area that GUARANTEES lower operating costs!


With CSE, your business will benefit from:

  • Guaranteed Savings: We will lower your HVAC operating costs – guaranteed!
  • Extensive Experience: We’ve been providing high quality service for more than a quarter century.
  • Incredible Reliability: Our compressor failure rate is six times better than the national average!
  • Advanced Service Technologies: We put the latest HVAC technologies to work for you.
  • Energy-Saving Solutions: We’ll recommend proven techniques to reduce your building’s energy consumption so you can save money.
  • Cost-Effective Solutions: We focus on providing solutions that give you the best value.
  • Experienced, Professional Technicians: Our technicians are efficient, highly trained, and because we will assign a primary technician to you, they’ll learn and know your systems.
  • Ultra-Fast Response Time: When you have a problem, we’re on the way!
  • 24-Hour Service: Your systems work around the clock, and so do we.
  • Personal Service: We don’t just strive for your satisfaction. We aim to exceed your expectations by giving you the attention you deserve!
  • No Voice Mail: Forget having to leave messages. At CSE, you’ll actually talk to a live person when you call.


CSE’s services for commercial properties include:

  • Predictive Maintenance
  • Heating & Air Conditioning Services
  • HVAC Retrofits
  • Building Automation Systems
  • Temperature Controls – Air Balancing
  • Comfort – Indoor Air Quality
  • Plumbing Services

How Much Money Is Your Business Losing To Excessive Operating Expenses?

If you're like many of our clients (even those who had thought they couldn't reduce costs any further), you may be shocked by what we uncover for you.

Take advantage of our FREE Equipment Survey, and we'll reveal how you can. . .

Commercial HVACReduce repair costs

Commercial HVACExtend the life of your equipment

Commercial HVACAnd reduce your energy consumption