- Creative Tutoring
 - Plainview - A private tutoring agency servicing suburban school districts with home instruction and child care agencies with remediation. - Kelvin Electronics
- Melville - Products to enhance math and science curriculum.
- L.L.Weans
- Farmingdale - Sells educational materials and supplies for teachers and students.
- Learning Links
- New Hyde Park - Supplies for literature-based reading programmes: books, study guides and more.
- Professional Development
- DNA Adventures
- Port Washington - Providing professional development classes and in classroom field trips for biotechnology, genetics, and molecular biology.
- Teaching and Learning Aids
- Glass-Analysis
- Blue Point - Decoding programme which teaches people how to read.
- Teaching and Learning Aids > Software
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