Sara Sigmon

Owner & CEO

Sara brings over 20 years of medical industry experience to Oasis Allergy Solutions in her role as CEO. She brings a combined expertise in immunodiagnostics along with a passion for clinical integration of modern allergy treatment programs in both specialty and primary care organizations.

She has extensive experience in medical diagnostics and sales.

When not running Oasis Allergy Solutions, Sara resides with her husband and four children in Steamboat Springs, Colorado.

Kathy Houston

Lab Director

Kathy is our lab director since the inception of Oasis Allergy Solutions. She manages our quality control programs in the lab and is the director of lab staff training. Kathy has been integral in the expansion of our product line. She is has been the lead with our lab expansion and manages client relations for ordering.

David Marsh

West & Northeast Regional Sales Representative

David has over 30 years of medical sales and management experience, with particular focus in the disposable device industry. He has headed sales and marketing organizations for some of the most recognizable medical companies: Covidien (Medtronic), CR Bard, B/Braun and Ortho (J&J). David is an expert in the wound closure and endoscopy markets, having headed the alternate site and OEM sales and marketing team for Covidien and global sales for Bard Endoscopic Technologies . He has developed sales teams globally, with proven results in developing partnerships with direct sales forces and major distribution channels. David has a B.A from the University of Rochester. He currently resides in the Los Angeles area.

Jeff Bullis

Southeast Regional Sales Representative

Jeff began his career in the medical device industry in 1993 and spent his formative years with Medex, B. Braun and CR Bard. He has worked with clinicians in essentially every area of the hospital and is very adept at addressing the needs of clinical users. Jeff also spent over 7 years with Owens & Minor in a diverse number of roles inclusive of leading their Eastern and Western region clinical sales force, O&M Specialties, as well as time in the distribution end of their business in Atlanta, GA. Jeff graduated from Georgetown University with a B.A. in Government and was a member of the Hoyas basketball team. Jeff lives with his wife and son in Marietta, GA.