​Ms. Bañales attended California State University, Chico where she earned her Bachelor of Science in Environmental Science with an emphasis in Hydrology. During her time at university, she studied legacy mining contamination at Malakoff Diggins State Historic Park. She collected data to assess mining impacts for its water quality feasibility study. At Campbell·Geo, Inc., she is responsible for conducting most field work, and coordinates projects in addition to preparing field notes, technical illustrations, and assists in the writing of reports.

A Carpinteria native, Mr. Campbell was a student at the University of California at Santa Barbara where he received his Bachelor of Arts degree in Geology in 1985. Prior to forming Campbell∙Geo Inc. in 2000, Mr. Campbell was a 15-year member of the staff at Hoover & Associates, Inc., participating in or directing most of the company's projects during that time period. Mr. Campbell is a State of California licensed Professional Geologist, a Certified Engineering Geologist, and a Certified Hydrogeologist.  He is the qualifying individual for Campbell∙Geo’s California General Engineering “A” contractor’s license. He is also a member of the Groundwater Resources Association of California, the National Ground Water Association, and the Association of Engineering Geologists. In his career of 25 years, Mr. Campbell has been responsible for multiple facets of the engineering geology profession, as well as managing Campbell∙Geo projects.