Special Education IEE Experts in Pasadena

Providing in-depth Independent Educational Evaluations (IEE) for families in Pasadena Unified and surrounding SGV districts.

Serving the Pasadena Community

Ensuring that every child's unique learning profile is accurately captured and supported in the IEP process.

Local Presence

Familiar with the Pasadena Unified School District (PUSD) and local SELPA guidelines.

Advanced Testing

Utilizing high-resolution diagnostic tools for complex learning and behavioral profiles.

Collaborative Advocacy

We work with parents and districts to build a bridge toward student academic success.

Timely Completion

Reliable timelines for assessments, ensuring your child receives services without delay.

Our Evaluation Services

Complete assessment coverage across all domains of suspected disability.

Contact an IEE Professional

Meet the Director

Founded by Donald Ghrist, LEP, Comprehensive Assessment Services was established to provide families and school districts with truly independent, high-quality educational evaluations—ensuring every student's needs are accurately identified and appropriately addressed.

Donald Ghrist, LEP
"Every child deserves an accurate, unbiased assessment. Our mission is to provide families and districts with the clarity needed to make informed educational decisions—grounded in evidence, delivered with integrity."
Donald Ghrist, Licensed Educational Psychologist (#2703), brings over 25 years of experience conducting psychoeducational evaluations for students with diverse learning needs. He leads a multidisciplinary team of credentialed specialists committed to delivering legally compliant, clinically sound, and compassionate Independent Educational Evaluations.
✔ Licensed Educational Psychologist (LEP #2703)
✔ 25+ Years Conducting Special Education Assessments
✔ Expertise in IEE, IDEA Compliance, and IEP Development