About Us
At Pinnacle Career Center, we are committed to delivering high-quality education with a strong foundation in real-world healthcare experience. Our mission is to empower future healthcare professionals with the knowledge, skills, and confidence they need to succeed in today’s demanding medical field.
With a combined 56+ years of nursing and education experience, our leadership team brings unmatched expertise to every classroom and clinical setting.
Together, our team ensures that every student receives not just an education—but a pathway to a fulfilling and impactful healthcare career.
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Affectionately known as “Dr. T”, Dr. Gloria Tolani is a board-certified Psychiatric Nurse Practitioner with 13 years of experience in mental health care and nursing education. She earned her BSN from Arkansas State University and went on to obtain both her MSN and DNP in family psychiatry and mental health nursing from the University of South Alabama.
Her dedication to education is evident through her roles as an adjunct professor at the University of Texas Rio Grande Valley, preceptor to countless graduate healthcare students, and mentor to emerging professionals. Dr. T also leads multiple professional organizations including:
CEO & Founder of Insight Mental Wellness P.A.
President – Alamo Area Psychiatric Nurses Association
Vice President – Psychiatric Advanced Practitioner Nurses of Texas
Executive Board Member – San Antonio Nigerian Nurses Association
Executive Board Member – San Antonio Nigerian Medical Community
Member – Alamo Area Council of Governance for Intellectual & Developmental Disability
Her leadership and vision led to the founding of Pinnacle Career Center, designed to help a diverse population build brighter futures through accessible, career-focused education.
Ms. Garza brings 28 years of nursing experience and over a decade of administrative leadership in education. She holds a Master of Science in Nursing with a focus in Education from Kaplan University, a BSN (Cum Laude) from the University of Texas Health Science Center San Antonio, and multiple associate degrees across nursing and liberal arts fields.
A lifelong learner and passionate mentor, she is currently pursuing her FNP from Purdue University and planning to continue toward her Doctorate in Nursing Education. Throughout her career, she has proudly graduated over 1,000 successful students, many of whom have gone on to thrive in healthcare careers. Her hands-on teaching style, dedication to mentorship, and student-first mindset continue to shape the mission and values of Pinnacle Career Center.
With 15 years of nursing experience, Mr. Mendez is a vital part of the Pinnacle Career Center team. He graduated from Kaplan College’s Vocational Nursing Program and has worked extensively in assisted living, rehabilitation, and long-term care. His professional journey also includes service in the USAF as a Tactical Aircraft Maintenance Technician and Mechanical Instructor, where he cultivated his talent for teaching and leadership.
Marcel is deeply committed to student growth and believes in the power of knowledge-sharing to “pay it forward.” Outside of the classroom, he enjoys gardening and nature photography.
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