Do a good job at a fair price and treat people right.
Our Vision
Design Aire has proudly served the St. Louis, Missouri area for over a century, building a reputation as the leading HVAC company in the region. We are committed to exceeding customer expectations through exceptional service, technical expertise, and unwavering integrity.
Our Story
Founded in 1904 by Frank Fischer, Design Aire was built on a foundation of providing honest, reliable service and fair pricing. We take pride in treating our customers with respect and understanding their individual needs. Over the generations, we have continued to evolve and adapt to the changing landscape of HVAC technology while maintaining our core values.
Our Expertise
At Design Aire, our team of highly skilled technicians are certified and experienced in all aspects of HVAC service, installation, and maintenance. We offer comprehensive services, including:
- Air Conditioning: Repair, installation, maintenance, and replacements for all major brands.
- Heating: Repair, installation, maintenance, and replacements for furnaces, boilers, and heat pumps.
- Commercial HVAC: Services for all sizes and types of commercial properties.
- New Construction: Consulting and installation of heating and cooling systems for new homes and businesses.
Our Values
Our core values guide us in everything we do:
- Customer Focus: We are dedicated to providing exceptional customer service and exceeding expectations.
- Integrity: We uphold the highest ethical standards and conduct business with transparency and fairness.
- Expertise: Our technicians are highly skilled and experienced, ensuring your comfort and satisfaction.
- Community Involvement: We are committed to supporting the St. Louis community through various initiatives.
Our Commitment
At Design Aire, we believe in building lasting relationships with our customers. We offer competitive pricing, transparent communication, and ongoing support to ensure your complete satisfaction. We are dedicated to keeping you comfortable and your HVAC systems running efficiently for years to come.
Outstanding Customer Service
The reviews for Design-Aire are overwhelmingly positive, with all 10 customers giving the company 5-star ratings. The consensus is that Design-Aire provides exceptional customer service, with technicians who are knowledgeable, professional, and courteous. Many customers mention the prompt response to their calls, easy scheduling process, and clear explanations of the problems and solutions.
Technicians
Each reviewer praises the technician who served them, highlighting their professionalism, friendliness, and attention to detail. Technicians such as Tom Pallardy, Brad, Rick, Josh F, Klint, Jake Taylor, Jake, Joe Moody, and Steve stand out for their exceptional service. Customers appreciate the extra touches, such as automated text updates with the technician's name and picture.
Service
The service provided by Design-Aire is consistently praised, with customers impressed by the quick diagnosis and resolution of problems. Technicians are said to be thorough in their inspections and provide clear explanations of the work being done. Customers appreciate the transparent pricing and reasonable fees.
Loyalty and Recommendation
Many customers mention their long-standing relationship with Design-Aire, with some having used the company for over 20 years. They consistently recommend Design-Aire to friends and family, with several stating that they will definitely use the company again in the future.

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