Diagnostic Assessment Services

About Diagnostic Assessment Services

Diagnostic Assessment Services, Inc. (DAS) – Company Summary Diagnostic Assessment Services, Inc. (DAS) has served charter, public, private, and community school districts across Texas since 1991. With more than 30 years of experience, DAS specializes in supporting neurodiverse students through Special Education services, Dyslexia interventions, Section 504 support, and Emergent Bilingual services. DAS has built a strong reputation for providing timely, efficient, and compliant services to both single-campus schools and large multi-campus districts. Our team includes over 50 certified clinicians who currently support more than 120 campuses statewide. The organization uses a collaborative team model, placing multiple clinicians on campuses when possible to ensure integrated assessments, coordinated service delivery, and full compliance with special education regulations. Through its multidisciplinary team of licensed specialists, therapists, diagnosticians, and counselors, DAS partners with schools to ensure students receive the appropriate evaluations, interventions, and support necessary for academic and developmental success.