our diverse skill set is your advantage




Principal and Founder

Contact: jeff.garza@the-gc.com




Jeff Garza is an experienced sensory and consumer insights statistician with over 20 years of experience in food and beverage companies (including PepsiCo & ConAgra Foods).

Jeff’s love of strategic problem solving has enabled the creation and optimization of a multitude of successful products through the complete understanding of the target consumer. As the marketplace changes rapidly, optimizing existing products and/or rapidly developing new products requires a specialized skill set that the Garza Consulting team strives to put within reach.


His education background includes:

- MS in Mathematical Statistics, Texas Tech University

- BS in Mathematics & Statistics, University of Nebraska


Jeff lives in Grand Rapids, Michigan with his wife and two children. He enjoys independent music, baseball and all things Husker!




Director of Computational Statistics and Data Analytics

Contact: david.wallace-bradley@the-gc.com



 David Wallace-Bradley has been a member of Garza Consulting for the past 9 years. Prior to entering the world of sensory and consumer research, his focus was on providing statistical analysis in the medical and cardiovascular research fields. His experience at NPO’s (the Cardiovascular Research Foundation), larger enterprises (PepsiCo) and independent consultation has afforded him ample opportunity to apply his statistical acumen in a broad array of settings. David also has a passion for technological adaptations of statistical techniques, being a proficient programmer across multiple platforms and languages.


His educational background includes:

- Ph.D. in Statistics, Rice University

- BS in Mathematics, University of Houston


David currently lives in Houston, TX. He enjoys sailing, cycling, snowboarding, travelling and attending live music concerts.




Director of Client Analytics

Contact: dan.diehn@the-gc.com




Dan has always worked around food and beverage, from his start in a grocery store in high school to food service in college. He now has over a decade of experience in sensory and consumer insights, with expertise in randomizations and rotations, statistics, programming multiple languages, and analysis. He is particularly fond of clustering/segmentation and loves finding patterns within data, coaxing insights out of complex results.


His education includes a BA in Writing and a minor in Philosophy from Bethel University.


Dan currently lives in St. Paul, MN with his wife and two cats. In his free time, he plays videogames and RPGs, writes, draws, and reads extensively, and enjoys biking, running, and good food and drinks.