Integrity 3 is comprised of three experienced heating and air conditioning technicians who have one common goal: To provide quality service and trustworthy recommendations for our clients in a timely manner. Our three owners 50+ years of combined experience and knowledge allow us to address your home, corporate or industrial heating and air conditioning needs with expertise.


Nolan Harkness has served the Tri-Cities area more than 30 years in a variety of service roles. A graduate of Perry Technical Institute, his reputation for skilled work and efficiency in the HVAC field is recognized and trusted in the mid-Columbia area.


Craig Huff is a graduate of Perry Technical Institute, and with that he brings knowledge of commercial installations and expertise of Direct Digital Controls (DDC) to both large and small projects. Craig oversees commercial installation, maintenance and service projects.


Caleb Morris is a graduate of Chemeketa Community College with a HVAC certificate from Linn Benton Community College. Caleb specializes in residential and commercial service, and oversees residential and commercial installation projects.