Milestones Team
Certified Experts at Your Service
Mariel Cortez MS CCC SLP
President
Bilingual Speech Language Pathologist
Milestones Therapy Services is owned by Mrs. Mariel Cortez, a certified state licensed Speech Language Pathologist with over a decade of experience. Mariel’s passion is working with children with special needs and advocating for early intervention. She enjoys providing family support throughout the therapy process. Mariel married Danelo Cortez in 2019. They enjoy traveling, spending time with friends and family, and exploring outdoor activities with their three dogs in their hometown Houston, TX.
Kimberly Onyia
B.A. SLP-Assistant
A superb and experienced employee. She loves getting to work with children and families to make a positive impact in their lives. In her free time, she enjoys being outside, cooking, and traveling to new places.
Brianne Barnes
B.A. SLP-Assistant
Brianne presents with a real passion to help every child achieve their best communicative abilities. In addition, Brianne has a behavioral therapy background that she utilizes when needed. Brianne enjoys playing with her dogs, cheerleading, and exploring the city.
Meredith Kwentua
B.A. SLP-Assistant
Meredith is an incredibly valued asset to our team as she always demonstrates the outmost work ethic. Meredith's hobbies include baking such as scones and baked brie. In addition, Meredith enjoys reading new books.
Lauren Jones
B.A. SLP-Assistant
Lauren is a very dedicated therapist at Milestones Therapy Services. Lauren builds great relationships with families to ensure maximum potential with each child's communicative abilities. Lauren enjoys taking her dog Neo on long walks and catching up on new films.
Susan Alvarez
BS SLP-Assistant
A superb and experienced employee, Susan has been improving the communicative milestones of patients in the houston area. Susan enjoys traveling all over the world and spending quality time with family.
Jason Van Buren
B.A. SLP-Assistant
Jason is a superstar therapist. Since joining us, Jason has been responsible for providing skilled therapy services for children with a variety of disorders. Jason enjoys spending time with his wife and watching the latest comedy shows.
Phebe Bubel
B.S. SLP-Assistant
Phebe is an exceptional therapist that enjoys working hard to ensure every child meets his/her goals. Phebe loves working with all ages. During her free time Phebe enjoys going to different coffee shops, and hanging out with friends.
Heather Simien
B.S. SLP-Assistant
Heather is a passionate and goal driven member of Milestones Therapy Services. She strives to ensure every child is receiving the most skilled services she can provide. Heather enjoys exploring new cities, learning new languages, and enjoying activities outside.
Maria Angelika Mangual
Bilingual Speech Language Pathologist
A superb and experienced employee. A supervising therapist, Angelika, ensures all her therapists have the current knowledge and techniques to guarantee patients receive the highest qualify of care. During her time off, Angelika enjoys painting, making jewelry, and yoga. In addition, Angelika loves to travel the world and tries to take in every new experience.