Andreas Y. Gruson

Compology, Inc. engages in the provision of technology based waste management. It offers dumpster monitoring, trailer monitoring, and asset tracking. The company was founded by Benjamin Chehebar and Jason Gates in 2012 and is headquartered in San Francisco, CA.

H.I.G. Capital LLC operates as s a private equity and alternative assets investment firm. Its portfolio focuses in private equity, growth equity, real estate, debt or credit, lending, and bio health. The company was founded by Sami W. Mnaymneh and Anthony Tamer in 1993 and is headquartered in Miami, FL.

Eco Power Solutions (USA) Corp. develops and markets energy recovery and emission control technology solutions to utility and industrial customers in North America. The company was founded by Wayne S. Littleford in 2006 and is headquartered in Quincy, MA.

Estre Ambiental SA provides waste management and treatment services. It services include collection and transport, cleaning, appreciation, treatment, laboratory analysis and integrated management. The firm also provides in-situ remediation services for contaminated soils, oil and gas drilling, recovery and supplies drilling rigs. The company was founded in 1999 by Wilson Quintella Filho and is headquartered in São Paulo, Brazil.

Part of Veolia Environnement SA, Soluciones Ambientales para Latinoamérica SA is a waste management and treatment services company based in Bogota, Colombia. The Colombian company provides solutions for the proper disposal and treatment of waste materials.

GEF Acquisition Corp. is a blank check company. Its purpose is to affect merger, share exchange, asset acquisition, share purchase, reorganization, or similar business combination with one or more businesses. The company is headquartered in Chevy Chase, MD.

Industrial Advisory Services, LLC provides advisory services. The private company is based in New York, NY.