Proudly serving Ashtabula,
Lake, & Geauga Counties

Since 1975
We Repair & Service All Brands

Optimus Financing

When it comes to financing, matching the right finance program for a diverse customer base can be burdensome. For that reason, EGIA developed OPTIMUS. Designed for every Home Improvement and HVAC contractor, from a single person shop to the largest mega dealers, OPTIMUS is the platform to help you become more profitable.

  • We Do Commercial!

    In addition to our unmatched residential HVAC services, HAVE, Inc. Heating & Air Conditioning provides commercial services. Call us today at 440-998-7252 to get started!

  • 24/7 Emergency Services

    Rest assured that when you need us, we are there! If you are experiencing an emergency just call 440-998-7252 today & one of our experts will help you

  • Indoor Air Quality Services

    With over 45 years of industry experience, we can provide effective solutions to improve the quality of air inside your home. Relying on smart technology and innovative products, we can resolve these threats to your health and comfort while staying within budget.

  • MVP Membership!

    Get regular maintenance & other great savings, starting as low as


Furnace Maintenance, AC Maintenance, AC Installation, AC Repair & Air Conditioning ServiceAshtabula, OH, Jefferson, OH, Madison, OH, Geneva, OH, Conneaut, OH & North Kingsville, OH

Established in 1975, HAVE, Inc. Heating & Air Conditioning has continued to expand, increasing the scale of the projects we handle and the size of our professional staff.  As the leading contractor in Ashtabula & the surrounding areas,  we answer a wide range of industrial, commercial, and residential needs, including heating, cooling, ventilation, and engineering.  Rather than rely on our well-established reputation for expert and affordable services, we prefer to advance and improve in every way possible.  We’ve streamlined response and turnaround time, remaining current with evolving technology, products, and strategies, and deliver the benefits to you.

You can trust our team to give you an honest quote, contact us about New Furnace Installation or Central Air Conditioning Repair Today!

Professional Heating & Cooling Services

HAVE features the largest sheet metal fabrication shop anywhere across Ashtabula, OH, Madison, OH, Conneaut, OH, Jefferson, OH, North Kingsville, OH, Geneva, OH.  Our 3,000+ square foot fabrication center accommodates a wide range of projects, from customized ductwork and architectural requirements to industrial ventilation systems and gutters and more.  Every job – industrial, commercial, or residential – is completed to strict timetables, levels of quality, and in an organized fashion that protects your best interests and investment.


Furnace Repair & Service, Heating Repair, Furnace Replacement & Installation, HVAC Service, Heating System Installation in Ashtabula, OH, Madison, OH, Conneaut, OH, Jefferson, OH, North Kingsville, OH, Geneva, OH

  • Contact Us Today

    We love to hear from you. When you send a message over to our team, one of our expert team members will be in touch as soon as possible. If you are experiencing an emergency, please don't hesitate to give us a call at 440-998-7252 instead of filling out the form. This will allow us to help you as fast as possible. Thanks for choosing Have, LLC!

With AC & Furnace service, repairs, and installations, you’ll be comfortable all year long!

Through a broad range of specialties, including the installation, maintenance, and repair of all types of HVAC and air quality systems, we not only resolve challenges but improve everyday operations.  Contact HAVE for convenient scheduling, further information, and expert services.  Committed to Growth. Dedicated to Quality.

HAVE, Inc. Heating & Air Conditioning is proud to be the #1 Furnace Repair & Furnace Service Company in Ashtabula. Since 1975 we have provided the best overall service to all of our customers who are in need of heating services and we’re proud to strive for 5-Star service for every job! We are also proud to be the area’s leading Central AC Installer around as well.

If you’re looking for a company that you can trust to help you with your heating and air conditioning system, look no further and contact the experts at HAVE, Inc. Heating & Air Conditioning today!

Dedicated to community and service, HAVE has contributed both locally and internationally to numerous groups, including:

  • Ashtabula County Medical Center Board
  • Growth Partnership for Ashtabula County
  • Ashtabula Arts Center
  • Civic Development Corporation of Ashtabula County
  • Ashtabula County Builders Association
  • Ashtabula County Chamber of Commerce
  • National Cancer Society
  • American Heart Association
  • Ashtabula County Heart Walk
  • Ashtabula County Port Authority
  • University Hospital of Geneva
  • University Hospital of Conneaut

Heating InstallationHVAC ServiceHVAC ContractorCentral AC RepairFurnace Repair ∴ Geneva, OH ∴ North Kingsville, OH ∴ Jefferson, OH

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