- Advanced Photonix, Inc. 100-41-21-231
- Advanced Photonix, Inc. 112-42-11-221
- Advanced Photonix, Inc. 100-43-23-232
- Advanced Photonix, Inc. 444-43-23-262
- Advanced Photonix, Inc. 444-41-21-261
- Advanced Photonix, Inc. 444-42-22-261
- Advanced Photonix, Inc. 112-45-11-221
- Advanced Photonix, Inc. 112-43-11-221
- Advanced Photonix, Inc. 100-42-22-231