Red Rock Consulting was formed in Edmond, Oklahoma in 2009.  We are celebrating 10 years!  Over the last 10 years the team has grown from 1 to 7.



Kristi K. Bumpas, PE, LEED AP

Kristi K. Bumpas, PE, LEED AP, President and Project Engineer, is responsible for geotechnical engineering projects and soils laboratory testing.  She is a registered professional engineer in Oklahoma, Texas, KansasColorado, Missouri and Illinois.  Kristi holds a Bachelors of Science in Civil and Environmental Engineering and a Masters of Science in Civil Engineering from Oklahoma State University.

Ms. Bumpas is responsible for company management and advanced geotechnical engineering projects.  She has extensive experience in site characterization, project management, pavement evaluation, embankment settlement and slope stability analysis.  Areas of technical focus include the evaluation and mitigation of problematic soils and soil settlement as well as stability analysis of embankments, dams, slopes and walls.  In addition to engineering, she maintains and operates the in situ field testing equipment (DMT and PMT) and performs soils laboratory tests (direct shear, triaxial shear and consolidation).


  • ASCE Geo-Institute – Embankments, Dams and Slopes Committee
  • ASCE Geo-Institute – Codes & Standards Council Chair
  • NCEES Fundamentals of Engineering Exam Committee
  • ASCE Geo-Institute Oklahoma Chapter – Past President and Co-Founder
  • ASCE Oklahoma City Chapter – Past President, Vice President, Secretary and Younger Member Chair


  • Gregory, G.H., and K.K. Bumpas (2013). “Post-Peak Fully-Softened and Curved Strength Envelope in Shallow Slope Failure Analysis.” Published in Geotechnical Special Publication No. 231 – ASCE Geo-Institute.
  • VandenBerge, D.R., A.J. Esser, K.K. Bumpas (2014). “An Overview of Sustainability Applied to Earth Structures.” IFCEE 2015: International Foundations Congress and Equipment Expo Proceedings.
  • Bumpas, K.K., C.H. Grinsteiner, J. Koscelny (2018). “Lessons Learned: Oklahoma State Highway 99 over the Washita River.” IFCEE 2018: International Foundations Congress and Equipment Expo Proceedings.

Jeremy W. Basler, PE

Jeremy Basler, PE, Geotechnical Manager, is responsible for business development and the management of the geotechnical engineering operations.  He is a registered professional engineer in Oklahoma and Texas.  Jeremy attended college at Oklahoma State University, where he received a Bachelors of Science in Civil Engineering and a Masters of Science in Civil Engineering.

Mr. Basler has extensive experience in soils testing and evaluation, foundation and pavement consulting.  Areas of focus include earthwork, foundation and pavement recommendations, expansive soils, pressuremeter testing, cone penetrometer testing, slope stability, settlement of compressible soils, geotechnical forensics and dam inspections.

Jeremy has been involved in geotechnical investigations for bridges, roadways, wind farms, solar farms, commercial buildings, retaining walls, utility relocations, industrial and chemical plants, pipelines, storage tanks, communication towers, lagoons and water treatment plants.


  • ACEC Oklahoma
  • ASCE Geo-Institute Oklahoma Chapter
  • ASCE Oklahoma City Chapter – Past President, Vice President, Secretary and Treasurer

Daniel M. Bolin, EI

Daniel Bolin, EI, Project Specialist, handles geotechnical projects, overseeing field and lab work as well as reporting the findings.  He attended Oklahoma Christian University where he was a Division II NCAA soccer player and graduated with a Bachelors of Science in Mechanical Engineering.

In his spare time Daniel enjoys volunteering as an assistant soccer coach for kids 18 and under at the Midwest City Soccer Club.


  • ASCE Geo-Institute Oklahoma Chapter



Spencer Harris

Spencer Harris, Project Specialist, handles geotechnical investigations.  He coordinates and performs field work.  Mr. Harris graduated from Oklahoma State University with a Bachelors of Science in Geology.  While at Oklahoma State he performed research in the hydrogeology and carbonate labs as well as participating in field investigations involving geophysical imaging, electrical resistivity and groundwater.


    • NGWA (National Groundwater Association)

Melanie D. Russell

Melanie Russell, Office Administrator, is superwoman.  She graduated with a Bachelors of Arts degree in Counseling from the University of Central Oklahoma.  Melanie has more than 15 years experience as an office manager and human resources specialist.  She handles the office management, accounting and human resources in addition to assisting with reports, marketing and anything else that comes up, all while answering the phone and being team cheerleader.



Chad C. Pierson

Chad Pierson, Laboratory Manager, runs the Red Rock Consulting laboratory in addition to performing soils testing.  Chad is an ODOT certified soils technician.