Past and Present Associates
- Air Products & Chemicals, Inc. - hydrogen production, industrial gases
Applied Power Concepts, Inc. - chemical product development and manufacturing- Arnco - urethanes, tire-fill systems
- BlueFire Renewables, Inc. - cellulosic ethanol
- Evonik Corporation - PMD Division - performance materials - epoxies, adhesives and related specialty chemicals
- Frank's Industrial Services, Inc. - electrical contractor specializing in landfill gas systems
- Huntsman Advanced Materials, Inc. - specialty chemicals for aerospace and related industries
- NutriGranulations - calcium carbonate processing
- Public Service Marine, Inc. - crude barge with advanced vapor recovery system
- Sterigenics - medical sterilization
- Solazyme - algal sugars production
- Waste Management - solid waste handling & disposal, landfill gas recovery