Faculty & Staff

Three Students Working at Oklahoma Technical College

Dr. Raye Mahlberg


Dr. Raye Mahlberg has over 17 years of experience working higher education. She has a passion for helping students graduate and find success in their new careers. Dr. Raye has an MEd in Adult and Higher Education with an emphasis in Student Personnel Services from the University of Oklahoma and a PhD in Higher Education Leadership with an emphasis in Enrollment Management from Capella University. Dr. Raye served as the Campus Director at Clary Sage College for 6 years prior to becoming President. Prior to coming to Community HigherEd Raye served as an Apartment Community Director and Special Programs and Marketing Coordinator at the University of Tulsa, and a Resident Director at Texas A&M Kingsville.

Leonda Clements

Campus Director

Leonda Clements has over 25 years of experience working in business and finance. She has a passion for education and its ability to change people’s lives for the better. Leonda has a BA in Business Administration with an emphasis in Marketing and a Masters in Science Management both from Southern Nazarene University.  Leonda served as Senior Financial Aid Specialist / School Certifying Official at both Oklahoma Technical College and Community Care College for 11 years prior to being promoted to Campus Director of Oklahoma Technical College.  Leonda will continue to serve as the Veteran Coordinator for Community HigherEd, representing our three colleges and our military-connected students throughout the state of Oklahoma.  In her spare time, she is active in her church, loves music, reading and enjoys cooking for her family.

Brett Ritchey

Diesel Technology Department Head

Brett Ritchey is the Diesel Technology Department Head at Oklahoma Technical College, and teaches the AM diesel class. He holds a bachelor’s degree in Automotive Technology and Diesel and Heavy Equipment from Pittsburg State University. Brett also is an ASE certified Master Technician with years of experience in the trucking industry, agricultural industry, construction equipment, and automotive industry. In his spare time he likes to hunt, fish, and work on anything that has an engine.

Micheal Plummer

HVAC/R Department Head

Micheal attended Tulsa Tech in 2010 where he obtained his certificate in HVAC/R. Micheal then went on to graduated from OSU I.T. in 2013 with his Associate’s Degree in Applied Science, Majoring in HVAC/R Technologies. Micheal possesses an Oklahoma Unlimited Mechanical Contractor’s license, and owners his own heat and air company, Reliable Air LLC. Micheal is an avid outdoorsman, when not working you will find him hunting or fishing!

Rod Riggs

Welding Technology Department Head

Rod Riggs has 15 years’ experience in the Welding Field and retired from the US Navy after 20 years of service. During his 15 years of professional welding he has worked in multiple Fabrication Shops as well as field welding and most recently worked as a Cross Country Pipeline Rig Welder.

He is a current member of Local 798 Pipeliners Union as well as an executive board member of the Tulsa Section of the American Welding Society. Rod has an Associate of Science degree in Welding Technology and Industry Management from Oklahoma Technical College.

Rod is from Collinsville. He has identical twin sons who are both serving in the US Army. He just became a Grandfather for the first time after the birth of his grandson, enjoys the outdoors, and has a passion for welding even in his spare time.

Richard Dixon

Admissions Rep

Richard Dixon has over 10 years of experience with admissions. The last 5 years have been with Community Care College and Oklahoma Technical College. He has a Bachelor in Business Administration with an emphasis in Marketing from Pittsburg State University. Richard looks forward to helping students make a change with their lives to be a great role model for their family and kids.
When not working, Richard can be found on one of the local football fields or basketball courts. Working high school and youth sports is one of the best ways for Richard to give back to the community and the youth. He also enjoys riding horses with his wife and watching her perform at horse shows.

Loimata (Maka) Tupuola

Financial Aid Specialist and Veterans School Certifying Official

Loimata Tupuola has been working with Community Higher Education for almost a year. She has 9 years of Financial Aid experience before joining our team. Loimata has an Associate’s Degree in Accounting and plans to continue her education in the near future. Loimata comes from a big family with 6 siblings. She is originally from Hawaii but moved around a bit due to her dad being in the military. She enjoys traveling, swimming, and spending time with her family.

Patrick Whelpley

Admissions Rep

Patrick Whelpley has been working in higher education for 6 years and enjoys being in this life changing field. Before higher education, he spent 7 years in banking, finance and mortgage industries. A graduate of Southwestern College in Kansas, he is most proud of his two young daughters and being a part of the excellent team here at OTC.