Dr. Kimberly Sebastian
President
Dr. Kimberly Sebastian serves as the President of Community HigherEd, where she leads Clary Sage College, Community Care College, and Oklahoma Technical College with a strong commitment to leadership and education. Driven by a passion for empowering others, she has dedicated her career to fostering a culture of excellence and continuous growth. Dr. Sebastian holds a Bachelor’s in Business Management, a Master’s in Leadership and Organizational Development, and a Doctorate in Values-Driven Leadership, reflecting her commitment to lifelong learning. With a diverse background in corporate America and higher education, she’s known for building strong organizational cultures and driving innovation. As a certified executive coach, her mission is to guide others in realizing their full potential and achieving enduring success.
Cecil Cummings
Director of Education
Cecil’s passion for education ignited during his service in the United States Navy. His dedication to teaching and empowering individuals to reach their career aspirations blossomed during this time. Upon completing his service, Cecil returned to Oklahoma and began teaching at Spartan College of Aeronautics and Technology. His tenure there provided invaluable experience across various aspects of higher education, culminating in his appointment as Director of Education. Driven by his unwavering commitment to academic excellence, Cecil joined Community HigherEd in 2024 as the Director of Education for Community Care College and Oklahoma Technical College. In this role, he continues to champion students’ educational journeys, ensuring they acquire the skills and knowledge vital for professional success. Beyond his professional endeavors, Cecil finds fulfillment in a vibrant family life. He is blessed with a loving wife and proudly parents two sons and three daughters. Together, they embrace life’s adventures, ensuring every moment is filled with love and joy.
Brent Watson
Director of Admissions
Brent is a veteran of the USAF and has over 20 years of experience in post-secondary education. He has held various leadership positions in Academics, Career Services, and Admissions. Before moving to Tulsa, he spent 22 years in Phoenix. Brent is passionate about engaging with students throughout their educational journeys. In 2024, he joined Community HigherEd as the Director of Admissions for Community Care College, Clary Sage College, and Oklahoma Technical College. He leads three teams dedicated to serving and guiding students in pursuing their educational goals, while promoting a diverse and inclusive academic community. Outside of work, Brent enjoys live music, art, and traveling. He is also the proud father of a son who graduated from Purdue and is currently working as an engineer in Atlanta.
Robert “Buzz” Mulvihill
Automotive Technology Department Head
Buzz has over 20 years of experience in all aspects of automotive and diesel repair, working in various roles such as heavy-line technician, shop foreman, quality control, parts management, safety trainer, and more. He is ASE Master Certified in Automotive and Medium/Heavy Duty Trucks and has also completed all the training requirements for Ford Senior Master Technician. He spent 15 years in fleet services before becoming an instructor at OTC in 2021. Buzz holds two associate degrees, one in Diesel and Industrial Technology and the other in Criminal Justice. Originally from the Los Angeles area, he grew up in Las Vegas, NV. He is an Army veteran, married to his beautiful wife, and a father of four.
Bob Allen
Diesel Technology Department Head
Bob Allen, boasting 40 years in Diesel and Automotive Fields, served in the Army during the Vietnam era and briefly pursued a passion for racing upon return. Transitioning into management roles within the commercial vehicle industry for over 35 years, he holds expertise as an applications engineer, capable of designing and building vehicles from scratch. With a notable career, including designing armored vehicles like ‘The Golan’ and the MRAP for the US Military, Bob’s global adventures range from Siberia to Israel, a place close to his heart. Beyond his automotive pursuits, he’s a prolific Christian author, pastor, and family man residing in Broken Arrow. Bob stays engaged in writing, blogging, and instructing at OTC, finding joy in family camping and quality time with grandchildren and great-grandchildren.
Jimmy Hawley
HVAC/R Department Head
Jimmy Hawley, OTC’s HVAC/R Department Head, leverages 30+ years in HVAC and 8 years in Ironwork and welding. Joining OTC in 2023 after a career at CareertechSystem, Jimmy swiftly became a Journeyman and established his HVAC company with an Oklahoma Contractor license. Leading the Career Tech HVAC state committee for 3 years and serving as MEPO education director for 5 years, he guided students to success at Skills USA National Leadership Conference. Passionate about job placements, Jimmy collaborates with top companies, ensuring students secure fulfilling careers. Beyond work, he finds joy in bow hunting, professional archery competitions, and time spent in the woods, making him a valuable asset to OTC’s HVAC program.
David Weitl
Plumbing Department Head
David Weitl, originally from Orange County, California, relocated to Tulsa in the early 1990s, obtaining his Journeyman plumbing license. After working for esteemed companies like William’s Plumbing and Raby Plumbing, he briefly returned to California to manage his family’s plumbing business. Since 2018, David has led the plumbing department at Dale and Lee’s Service of Owasso. With over 40 years of expertise in residential, commercial, and industrial plumbing, he now serves as the head of plumbing technology at Oklahoma Technical College. A distinguished academic, David graduated with honors from EL Modena High School and pursued further education at Santa Ana and Rancho Santiago College.
Josh Winterscheid
Welding Department Head
Josh Winterscheid, the Welding Department Head at Oklahoma Technical College, brings 20 years of welding experience to his role. He serves as a board member of the Tulsa section of the American Welding Society. Josh began his welding career in 2003 at a shop in Sapulpa right after high school. From 2006 to 2009, he worked in the Port of Catoosa, then in Collinsville from 2009 to 2011. He returned to Catoosa from 2011 to 2016 and worked in Sapulpa from 2016 to 2023. Specializing in welding vessels, pipes, and headers, Josh’s diverse experience provides valuable insights to his students at OTC. Passionate about reading and horror movies, he is also a dedicated father of two. Josh’s commitment to his craft and community makes him a respected leader in welding.
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.
Elizabeth Blake
Career Placement Director
Elizabeth’s journey from a dedicated healthcare professional to a higher education leader spans over a decade. After a decade as a Registered Medical Assistant, she transitioned into post-secondary education in 2009. Through continuous growth, she earned a Bachelor of Science in Public Health from Kaplan University in 2014, followed by a Master’s in Health Information Management from Purdue University Global in 2021. Elizabeth’s career at Community Care College began in 2023 as the Director of Admissions, overseeing admissions across all campuses. Elizabeth was promoted to Campus Director in March 2024, where she continues to lead with passion and dedication. Beyond her professional life, she cherishes family moments, travel, country music, NASCAR, and quality time with her grandchildren.
Stephanie Rose
Interim Registrar
Stephanie began her journey with Community Care College (CCC) as a student, earning an Associate of Occupational Science (AOS) in Business and Industry Management in 2011. Following graduation, she started working in the Registrar Department at CCC as a clerk. Due to her strong work ethic and proficiency in her role, she was soon promoted to Assistant Registrar. In 2012, Stephanie transitioned to Clary Sage College, continuing her work as the Assistant Registrar. Over the years, she gained extensive experience in academic administration. In August 2024, she was promoted to Interim Registrar, where she now oversees the Registrar operations for all three campuses. Stephanie’s career path, from student to Interim Registrar, reflects her deep connection to the institution and her professional growth within the organization.
Pallavi Agarwal
Chief Financial Officer
Pallavi “Polly” Agarwal serves as the Chief Financial Officer for Community Care College, Clary Sage College, and Oklahoma Technical College. Polly is a true servant leader and loves the college’s CARES culture. Polly has her Bachelor’s degree in Accounting with a major in Accounts/Finance. While pursuing her bachelors, she worked as an intern at a CPA firm for several years. A few years later she earned her Master’s in Business Administration at Oral Roberts University (ORU), Tulsa OK. During her M.B.A. program, she started working at Community Care College as an Accountant, and was then promoted to the Accounting Manager position. Polly has been serving as the CFO of the colleges since January of 2016. Throughout her 10+ years with the colleges Polly has been dedicated to serving others and developing leaders.
Karissa Marcangeli
Director of Financial Aid
Karissa Marcangeli has been a part of our financial aid team for over 20 years. She started her career at Community Care College over 21 years ago after attending Oklahoma State University. Karissa has a passion for helping students create financially responsible educational plans that make their career goals a reality. College is a large investment and can be an overwhelming process for students. Karissa and her team work hard to make the financial aid process as painless as possible during the enrollment period. Karissa grew up in McAlester, OK and loves Italian food. Karissa lives with her fur child, Duke and enjoys spending time with her nieces and nephews.
