- Advanced Geosciences, Inc. - Manufacturer of the Sting R1 IP resistivity meter / IP meter imaging system. Now with patent pending dual-mode electrodes in a multi-electrode system.
- Endecotts - Test sieves, shakers and filters for particle size analysis.
- Glenammer Engineering - Manufacturer of laboratory test sieves.
- Kovacs Enterprise - Complete pictures and descriptions of ice drilling and coring equipment manufactured.
- Optical Sensors for Meteorology - Optical sensor products primarily aimed at meteorological purposes. Some information also provided on products in development.
- UltraViolet Lights for Fluorescent Mineral Collecting - Ultraviolet lights and accessories for professionals and hobbyists interested in the UV spectrum.
