Expert Standards to Provide You The Best Service in the Business At Golden Seal Service Experts Heating & Air Conditioning in Saint Charles, we’ve been helping the community since 1985 and all of our technicians and equipment installers are licensed, highly qualified and NATE-certified. So if you should need HVAC service or repair, make sure you reach out to a certified technician. Call 630-246-2698 for Golden Seal Service Experts Heating & Air Conditioning in Saint Charles. We have all of the best qualifications to provide expert furnace and AC repair and service. And all of our work is 100% guaranteed for a full year! Quality Service Every Visit We’re dedicated to upholding the highest level of service and installation in the heating and air conditioning field, all backed by our 100% Satisfaction Guarantee*. Daytime Nighttime On-Time From 24/7 emergency service to routine care, you can always rely on us to answer your call personally and for our technicians to arrive promptly. NATE-Certified Professional Techs Our professional technicians are licensed, NATE-certified and trained with the expertise to resolve all problems for all brands of comfort equipment. Respect For You & Your Home We always listen closely, communicate clearly, respect your decisions and treat your family and your home as if they were our own. Always Easy To Work With Whether it’s flexible payment plans, convenient scheduling or personalized customer service, we go above and beyond to make everything stress-free for you.