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Leaf Pattern Design

A Life Adventure 

Since 2008, Maribel "Belle" has been offering professional consulting services to clients from the United Arab Emirates and beyond. She emphasizes strategic planning and innovative solutions, consistently striving to build an efficient and results-driven rapport. She collaborates closely with her clients to craft a tailored action plan for individuals or organizations. 


As a committed lifelong learner and an accomplished board-certified behavior analyst, Belle is deeply passionate about elevating the quality of life for those with exceptional needs. Boasting over 15 years of experience in special education and nearly a decade-long residency in the United Arab Emirates, she has meticulously refined her skills and fortified her dedication to perpetual learning. She is pursuing her Ph.D. in Applied Behavior Analysis, further showcasing her commitment to deepening her expertise.


Behavioral Teaching Solutions (BTS) is a testament to Belle's commitment to improving lives. Founded under her guidance, BTS aims to offer scholarship programs to families, practitioners, and individuals with disabilities in developing nations, enabling them to play an active role in an inclusive society. Furthermore, BTS holds accreditations as a coursework and continuing education provider and is a recognized site for the Competent Learner Model (CLM). As BTS's founder, Belle is also a certified CLM coach and coordinator, employing her profound knowledge of Applied Behavior Analysis to steer clients toward enhancing their functional abilities and gaining a higher degree of independence.


Belle's dedication to engendering positive change isn't limited to her endeavors with Behavioral Teaching Solutions. She founded the Association for Behavioral Science (ABS) Inc, a non-profit entity aimed at propagating and standardizing behavior analytic services, thereby creating avenues for communities that often go overlooked. Her enthusiasm for collaboration has made her a sought-after speaker and workshop conductor. She has journeyed to countries like Kenya, Malaysia, the Philippines, Indonesia, and Sri Lanka to not only disseminate her knowledge but also embrace cultural diversity and leave an indelible mark.


Given Belle's profound understanding of behavior analysis, her unyielding commitment to collaboration, and her staunch determination to instigate positive change, she emerges as an exemplary partner for partnerships with various organizations, thought leaders, and philanthropists. By endorsing her advocacy, these entities and individuals have the golden opportunity to effectuate a palpable difference in the lives of those with exceptional needs, ultimately fostering inclusivity on a global scale.


Maribel Castillo, BCBA
Licensed Behavior Analyst - NYC
Board Certified Behavior Analyst
Qualified Behavior Analyst
Program and Educational Consultant

Photo Credit: Cliff Roles

With deep expertise in behavior analysis and a commitment to evidence-based practices, Belle designs tailored intervention programs for various settings. Her knowledge and compassion position her as a leading authority in the field, dedicated to helping clients achieve their goals and lead purposeful lives by providing the following services...
  • Early Intervention

  • Adaptive Skills Training

  • Educational Consulting

  • UI/UX Analysis

  • Design Research

  • Leadership training

  • RBT (Registered Behavior Technician) Training

  • Parent/Caregiver and Paraprofessional Training

  • BCBA, BCaBA, and RBT Supervision ( 

  • ​Verbal Behavior (VB) and Applied Behavior Analysis (ABA) Consulting, Program Development, and Instruction

  • Skill Assessment: tools such as Competent Learner Repertoire Assessment, VB-MAPP, or ABLLS™-R to identify verbal operants or repertoires necessary for language acquisition, communication, social, and behavior skills

  • Developmental Assessment: tools such as Battelle Developmental Inventory (BDI) and Developmental Profile 3 (DP3)

  • Functional Behavior Assessment (FBA)

  • Behavior Plan: designing, Training, and Implementation

  • Data Collection Procedure - Creation and Data Analysis for continued progress

Foot Tracks on Sand

Book an Appointment

Contact me today for a consultation, training, workshop, and other queries. 

“Real change, enduring change, happens one step at a time.” - RBG

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