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Business Details
18 Years
experience
Emergency
services
Your Trusted HVAC Partner in High Point, NC
Founded in 2008, Dilligence Heating, Air Conditioning and Mechanical Solutions has established itself as a trusted leader in HVAC services across the Piedmont Triad region of North Carolina. Our commitment to excellence is driven by owner Jason Dill's 20+ years of industry experience and pursuit of the highest HVACR certifications. We specialize in air conditioning repair, heating system installation, and comprehensive HVAC maintenance, serving residential and commercial clients in Greensboro, High Point, Jamestown, and surrounding areas.

Our unique flat-rate pricing model eliminates hourly charges, ensuring transparent costs for diagnostics and repairs. As an accredited Better Business Bureau member with an Angie's List A rating, we combine technical expertise with personalized service, offering 24-hour emergency response and senior citizen discounts. Our team's meticulous approach guarantees customer satisfaction, with free written estimates and warranties on all work performed.
Services
HVAC Repair Air Conditioning Installation Furnace Service Geothermal Systems Indoor Air Quality Heat Pump Repair Emergency HVAC Service Thermostat Installation Boiler Maintenance Commercial HVAC
Details
  • Year established: 2008
Highlights and features
  • 20+ years of HVAC industry experience with certified technicians
  • Transparent flat-rate pricing with no hourly charges
  • 24-hour emergency service available 365 days a year
  • Senior citizen discounts and free written estimates
  • Accredited Better Business Bureau member with A+ rating
Associations and certifications
  • Better Business Bureau
What people say
Excellent service Reasonable price Honest company Professional crew Timely and responsive
Services
HVAC Repair
Our certified technicians provide comprehensive HVAC repair services for residential and commercial properties. We diagnose and fix heating and cooling system issues with transparent pricing and guaranteed satisfaction. Our 24-hour emergency service ensures prompt solutions for urgent comfort needs.
Air Conditioning Installation
We offer professional air conditioning installation services for new and replacement systems. As a Bryant factory-authorized dealer, we provide energy-efficient cooling solutions tailored to your property's specific requirements. Our installations include complete system testing for optimal performance.
Furnace Service
Our furnace service includes maintenance, repair, and installation of natural gas, propane, and electric heating systems. We use advanced diagnostic tools to ensure efficient operation and extend equipment lifespan while maintaining indoor comfort.
Indoor Air Quality
We improve indoor air quality through comprehensive testing and purification solutions. Our services address allergens, mold spores, and pollutants using industry-leading filtration systems that integrate with existing HVAC equipment for healthier indoor environments.
Geothermal Systems
Our geothermal system services include design, installation, and maintenance of energy-efficient heating and cooling solutions. These systems utilize ground-source technology to provide sustainable temperature control with significant long-term energy savings for residential and commercial properties.
People
Jason Dill
Owner
With 20+ years of HVAC experience, Jason founded Dilligence Heating in 2008 to provide exceptional service. He maintains the highest HVACR certifications and personally oversees customer interactions to ensure satisfaction.
Questions
What HVAC services do you offer?
We provide complete HVAC services including repair, installation, and maintenance for heating, air conditioning, geothermal systems, and indoor air quality solutions.
Do you offer emergency HVAC service?
Yes, we provide 24-hour emergency HVAC service 365 days a year for urgent heating and cooling needs.
What areas do you serve?
We serve Greensboro, High Point, Jamestown, Winston-Salem, and surrounding areas in North Carolina.
Are your technicians certified?
Yes, our technicians hold the highest HVACR certifications and receive ongoing training for the latest industry advancements.
Do you offer maintenance contracts?
We offer annual maintenance contracts starting at $150 for single systems with twice-yearly preventive maintenance visits.
What payment methods do you accept?
We accept major credit cards and cash payments for all HVAC services and equipment installations.
Reviews (3)
Alicia Hurley
May 03, 2018 Report
We have used Dilligence for years. They have replaced two units, serviced other units and added brand new systems for us. They have consistently been knowledgeable, honest and professional.
Ann Tinsley Walker
Oct 29, 2016 Report
Awesome owner and awesome service technicians! Called for annual service because our regular person is no longer in business. They came out to diagnose to find that our original install, 17 years ago, was faulty. We were living on borrowed time. Made several suggestions including repair or replacement. Due to the age we replaced. They went out of their way to also fix things that have always been wrong but honored the original quote. It's so nice to find an honest HVAC company that you can trust not to take you for a ride. We will be using them going forward!
Lisa Hemingway Harris
Mar 14, 2016 Report
This company is the most honest and professional heating and cooling company I have ever encountered. We were referred to them by friends several years ago. They will will tell you the truth if your 16 year old unit can get by with adding refrigerant rather than replacing it.