| A.D.D. WareHouse | | Sells and distributes a large collection of ADD-related books, videos, training programs, games, professional texts and assessment products. |
| Abc Production | | Sells photocopiable worksheet packs as a teaching resource for basic skills. |
| Academic Therapy Publications | | Publishes tests and assessment materials, parent/teacher resources, and visual-perceptual aids for all professionals working with students with special needs. |
| ADHD Solution | | A book providing educators with simple, effective techniques to better manage students with ADD/ADHD. |
| All Kinds of Minds | | Provides training and research findings for teachers, and a database of intervention strategies. |
| Audiblox Learning Programs | | Cognitive exercises, aimed at the development of skills such as concentration, spatial orientation and number concept, visual and auditory memory, verbal comprehension and vocabulary. Can be applied one-on-one or in groups. |
| Child Development Media | | An extensive collection of video tapes and training materials that have been professionally previewed, and are targeted for parents, professionals and students alike. |
| Dyslexia Products | | Provides sales and links to products, books, and tests specific to learning disabilities. Located in Tideswell, Buxton, UK. |
| Educational Help, Inc. | | Computer-based academic assessment system used to diagnose ADHD, LD, dyslexia, and other reading, math, and learning problems. |
| Georgia Psychoeducational Network | | Provides community-based special education services (including diagnosis, instruction, parent support, social work, and psychiatric consultation) for students with severe emotional disturbance. |
| Hearit Company | | Auditory tools for children in special education programs and for adults. |
| Henry Spink Foundation | | A charity providing help to families with children who have a disability, rare disorder, chronic syndrome, behavioural problem or chemical imbalance. |
| Hi-Five Learning Tools | | Educational resources for children with autism, and other learning and developmental disabilities. |
| Home School Diary | | Freewas/shareware program to print communication symbols for students with intellectual disabilities. |
| HOTS Information Index | | Education program for Title I and Learning Disabled students in grades 4-8 developed by Dr. Stanley Pogrow. | |
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