Meet Our Team
Great Teachers Inspire
Our tutors and staff in Katy and Houston consist of passionate educators who love inspiring children to succeed. Warm, caring and great at relating to kids, our tutors in Katy and Houston know how to engage and motivate each child in a personal way—building confidence and smiles, as well as skills and better scores. We selectively choose tutors who know local curriculum and can link Sylvan lessons to what’s being taught in school.
Get to know our tutors and staff in Katy and Houston!
Diana Ashenova
Executive Director
Director
As an Executive Director, Diana leads day to day operations along with a team of passionate educators dedicated to helping students thrive. Diana worked in hospitality and sales for nearly two decades. With her experience and knowledge, she is committed to create personalized learning experiences that inspire students to excel.
Tiffany English
Center Director
Director
Tiffany English is the Center Director of Sylvan Learning Center Katy/Houston. She believe with the proper support all students will be able to reach their academic goals with confidence.
Kirsten Crews
Director of Education
Kirsten oversees the educational integrity of our programs, managing and training our team of tutors. Kirsten brings a wealth of knowledge to Sylvan of Katy and experience in the training and management of personnel dedicated to customer service.
Erikah Bertolasio
Tutor
Erikah Bertolasio is certified teacher in Katy, Texas. She is a dedicated and passionate elementary educator with experience teaching math, science, reading, and core subjects across grades. She specializes in creating engaging, student-centered lessons and providing differentiated instruction to support diverse learners. With a strong background in tutoring and data-driven teaching, Erikah is committed to fostering a positive learning environment where every student can succeed.
Careen Longoria
Certified Teacher
Careen Longoria is a certified teacher in Katy, Texas. She specializes in elementary and middle school math and reading, with over 20 years of experience in the education field.
Seunchul (Danny) Shin
Tutor
Seungchul Shin is a certified teacher in Texas. He is an experienced Math Instructor with over three years of teaching middle and high school students. He specializes in simplifying complex mathematical concepts and delivering personalized, results-driven instruction that improves student performance. Known for his supportive and mentoring approach, Danny focuses on both academic success and student confidence, helping learners achieve strong outcomes in math.
Dianne Collins
Tutor
Dianne Collins is a highly experienced and compassionate educator with decades of experience in elementary education. She specializes in creating structured, engaging learning environments and delivering differentiated instruction tailored to each student’s needs. With a strong background in tutoring, lesson planning, and student support, Dianne is dedicated to helping learners build confidence and achieve academic success.
Start your child on the path to academic success today
Give us a call at (832) 772-4235 or fill out the form to discuss your child’s learning goals.
