Board of Directors

Tobias Welo, 48, is the CEO and Founder of Artful Jaunts, LLC, a travel company which offers trips focused on luxury art experiences. Mr. Welo served as a director of Taronis during December 2020. Before founding Artful Jaunts, from 2005 to 2018 Mr. Welo served as sector leader at Fidelity Management & Research (FMR) for industrials and materials, which included chemicals and industrial gases, and as a portfolio manager of the materials fund, which included in-depth coverage of the industrial gas sector. Before joining FMR, Mr. Welo served as a director, equity analyst/portfolio manager at Blackrock from 2002 to 2005. Mr. Welo earned a B.A. from Pomona College and an MBA from the Wharton School at the University of Pennsylvania and is a chartered financial analyst.

Rick Steinseifer retired from Praxair, Inc. and its successor Linde Plc, a leading global industrial gases and engineering company in 2019 after a 30 year career in the gases industry. Since his retirement, Mr. Steinseifer has served as an independent director of a $2.5 billion in revenue healthcare services company. Mr. Steinseifer served as the vice president of mergers and acquisitions for Praxair from 2005 to 2019, completing hundreds of acquisition and joint venture transactions globally, culminating in leading the deal team for the $90 billion cross-border merger with Linde AG in 2019. From 1990 to 2005, Mr. Steinseifer served in various financial management and business development positions with Praxair and Liquid Carbonic which was acquired by Praxair in 1995. Prior to 1990, Mr. Steinseifer spent 10 years in various financial management positions with GE Medical Systems. Mr. Steinseifer graduated from Carthage College with a BA in Accounting and completed the GE Financial Management Program.

Les Graff retired in 2018 following a nearly 30 year career with Airgas Inc., a leading U.S. supplier of industrial, medical and specialty gases, where Mr. Graff most recently served as senior vice president for Airgas’ corporate development team. Mr. Graff developed and implemented Airgas’ acquisition strategy and led a team responsible for several hundred acquisitions of varying sizes and complexities over his career. Prior to joining Airgas, Mr. Graff worked at auditing firm Peat, Marwick, Mitchell & Co., which merged with Klynveld Main Goerdeler to form KPMG in 1987. Mr. Graff graduated from Pennsylvania State University with a BS in Accounting.