Our Team

A team of professionals, a culture of care.
Dr. Brett Qualls

Brett is originally from the north coast of California and has been living and working in Lake Havasu City, Arizona for over a decade. Brett received his Bachelor’s degree in Sports Sciences and his Doctorate of Physical Therapy from University of the Pacific. Brett was recognized as a Board Certified Specialist in Orthopedics by the American Physical Therapy Association and American Board of Physical Therapy Specialties. Brett is certified biller through NAHAEC.

Brett’s clinical interests are broad and include sports medicine, general orthopedic rehab, movement analysis, and senior wellness. Brett enjoys clinical problem solving and excels at explaining movement systems and educating his patients on musculoskeletal pathology.

Brett opened Agave Physical Therapy in Lake Havasu City, Arizona. The business was cash-flowing by the end of first quarter and has experienced increased growth each year. Agave Physical Therapy has grown to 10 team members and has quickly built a reputation of quality physical therapy care in Lake Havasu City focused on sports, orthopedic, and rehabilitation services.

Brett saw a need for physical therapy clinics to have options for billing services and started Agave Financial Solutions offering full-service specialized medical billing services to his partner clients.

Brett is an adjunct professor at Arizona State University teaching theories or corrective exercise. Brett is active in the physical therapy assistant program at Mohave Community College and is guest lecturer and an adjunct professor. Brett is a past board member for the Lake Havasu Area Chamber of Commerce and on serves on Community Action Committee for Mohave Community College.

In his free time, Brett enjoys snowboarding, road biking, hiking, spending time with family & friends, and travel.

Cal Sheehy

Cal Sheehy holds a Master’s in Business Administration and bachelor’s in business marketing from University of Phoenix. Cal has helped many businesses develop business plans, marketing strategies and plans, and can assist with financial management. Cal is able to assist with customized solutions to assist your clinic meet its objectives. Agave Financial Solutions is a billing service that is specialized for physical therapy clinics and with Cal’s business experience and clinic management experience we are able to tailor programs that meet the unique needs of your clinic.


Cal spent his early years in Northern Michigan before moving cross-country with his family to Lake Havasu City. Cal Sheehy is community and civic minded continues to engage himself in multiple facets of the community. Cal Sheehy has a strong work ethic and a track record of proven leadership. He is known for consistency, quick thinking, and ability to customized solutions for your business.