“Envent’s state of the art equipment is definitely the best in the business – and they always seem to be improving it.”
– Shell Oil Products

Shell Oil Testimonial for Envent Corporation
Steve Sellinger, President Envent Corporation

Steve Sellinger


Office 888-997-9465 ext. 125

Steve Sellinger is a co-founder of Envent Corporation, and has 25 years of experience in the petroleum industry.  Steve is in charge of  high level P&L management, risk management, growth strategy, regulatory updates, business development and marketing and co-directs customer contract negotiations. Steve is passionate about innovation and new technology.  He challenges employees to innovate and bring new ways to improve the process.

He holds a B.S. in Petroleum Engineering and an M.S. in Civil and Environmental Engineering from the University of Southern California. Steve began his career as a roughneck based out of Elk City, Oklahoma, then for 5 years worked as an engineer for Union Oil at the Los Angeles Refinery. In 1994 Steve left Union Oil to start Envent Corporation. He is actively involved in project scoping, business development and contract negotiations.

Steve can be reached at 888-997-9465 ext. 125 or steve.sellinger@envent.net.

Tom L. Kerscher, Senior Vice President Envent Corporation

Tom L. Kerscher

Senior Vice President

Office 888-997-9465 ext. 122

Tom Kerscher is Senior Vice President and COO of Envent. Tom joined Envent as an owner in 1996 after leaving Unocal where he worked first as an engineer and later as manager in the maintenance and planning department at the Los Angeles Refinery.

Tom is responsible for leading the engineering team & operational excellence, mentoring managers and managing safety and compliance directors. Tom leads the design and build of all new systems.  Tom directs safety and compliance efforts.  Tom is the corporate “problem solver.”

Tom earned a B.S. Degree in Electrical Engineering from Cal Poly San Luis Obispo in 1989.

Tom can be reached at 888-997-9465 ext. 122 or thomas.kerscher@envent.net.

Daniel Paik

Chief Financial Officer

Office 888-997-9465 ext. 144

Daniel Paik, CPA, is the Chief Financial Officer (CFO) of Envent Corporation. As CFO, Daniel is responsible for overall financial strategy, corporate development, and program management, including the company’s financial reporting and long-range business planning. He also leads the overall IT function and continuous improvement efforts of the company.

Prior to Envent Corporation, Daniel spent 13 years in finance, HR, and IT leadership roles at Competitive Capabilities International, Inc. During his tenure, Daniel was instrumental in building out the finance support capabilities, standards, and automation globally.

Daniel received his BA in Economics from University of California, Irvine (UCI), and will complete the Executive MBA program from University of California, Los Angeles (UCLA) in 2022.

Daniel can be reached at 888-997-9465 ext. 144 or daniel.paik@envent.net.

Helder Guimarães, Chief Financial Officer Envent Corporation

Helder Guimarães

Vice President, Strategy and Contracts

Office 888-997-9465

Helder has over 10 years of experience in Finance, with vast experience in the energy and technology fields. Some of his key skills are in corporate reporting; reviewing forecasts, budgets and KPIs. Additionally, Helder manages the procurement, process re-engineering, M&A including financial modeling and due diligence, securing and maintaining banking relationships, establishing credit facilities and other financial instruments such as bonds or lines of credit. This is in addition to more traditional financial responsibilities such as accounting, FP&A and treasury. Helder worked for Martifer Solar for 5 years prior to Envent and GE before that.  Helder has vast experience in Europe, Canada and the US and speaks Portuguese, Spanish and English.

Helder has a degree in economics from the Universidade do Minho in Portugal and has successfully completed the Executive Program at UCLA.

Helder can be reached at 888-997-9465 ext. 141 or helder.guimaraes@envent.net.

Keith Lyons, Operations Manager, West Coast Envent Corporation

Keith Lyons

Director of Operations,
West Coast

Office 888-997-9465 ext. 123
Cell (562) 400-6562

Keith is Envent’s Director of West Coast Operations. He manages all daily field operations and interfaces with customer project managers. Keith leads by example.  He believes in patient training but expects excellence.  Safe operations are not just a goal but an expectation.

Keith has 26 years of environmental contractor experience. Following his honorable discharge from the Army Ranger Program in 1989 he worked as a manager of a wastewater treatment plant in Oahu, HI for Allwaste.  He then worked for US Filter managing the East Coast region for industrial wastewater treatment.

In 1998, Keith joined Envent and a part owner. Keith can be reached at cell phone (562) 400-6562 or office 888-997-9465 ext. 123 or keith.lyons@envent.net.

Ivan Millman, Operations Manager, Gulf Coast Envent Corporation

Ivan Millman

Vice President,
Gulf Coast Division

Office 281-715-2900 ext. 271
Cell (954) 319-6379

Ivan is the VP of the Gulf Coast Division. Ivan joined Envent Corporation in 2011. Ivan manages all aspects of Envent’s operations and operational excellence programs.

Ivan received his B.S. in Mechanical Engineering in 2004 from the United States Naval Academy in Annapolis, MD.  Ivan served as a Naval Officer for 5 years, the last two years managing the upkeep, maintenance, and operations of a nuclear reactor on board the aircraft carrier USS RONALD REAGAN. After his Naval Service, Ivan performed decontamination and decommissioning at Hanford, WA’s Plutonium Finishing Plant.

Ivan can be reached at cell phone (954) 319-6379 or office 281-715-2900 ext. 271 or ivan.millman@envent.net.

Brian Miller, Director of Health, Environment & Safety Envent Corporation

Brian Miller

Director of Health,
Environment & Safety

Office 888-997-9465 ext. 146
Cell (714) 353-2342

Brian Miller is Envent’s COSS/Director, of Health, Environment and Safety. Brian began his career in the metal finishing industry working his way up to an Operations Manager position. Brian owned an Aerospace painting company for 19 years before becoming the Safety Director for an Armored Car company.  Brian has been providing industrial safety and operations management for over 30 years. Brian is COSS certified and also has certifications in Hazardous Waste Operations and Emergency Response, NFPA 70E and is a Certified Smith System driver trainer.

Brian can be reached at 888-997-9465 ext. 146 or cell phone (714) 353-2342 or brian.miller@envent.net.