Our Team

David Sudolsky

David Sudolsky has led Anellotech since its founding in 2008. He has secured over $100 million in strategic partner funding as Anellotech completed development of the Bio-TCat Process (non-food biomass to BTX) and is now pioneering the Plas-TCat Process (chemical recycling of mixed plastics to BTX and light olefins). Prior to joining Anellotech, David was a business officer or CEO of five biotechnology, specialty pharmaceutical and bioprocessing start-ups, one of which (Dura Pharmaceuticals) was sold for $1.8 billion. He has hands-on chemical engineering experience in process design and refinery plant startups with Union Carbide, and in strategy management consulting at Booz, Allen & Hamilton. David attended Columbia University and earned an MBA in Marketing and Finance from the University’s Business School and a B.S. in Chemical Engineering.

Anatoly Garelik

Anatoly Garelik has been with Anellotech since 2010. He has played a major role in securing financing for the company’s technology development program including participating in negotiation of Anellotech’s major partnerships and investments and overseeing investor due diligence. Anatoly is also responsible for strategic financial planning. Prior to Anellotech, he was a Vice President at Citigroup managing IT infrastructure for the Alternative Investments business. Anatoly earned an MBA with distinction from NYU Stern School of Business and an M.S. in Information Systems.

Raghava Dasarathy

Raghava Dasarathy has been Anellotech’s Senior Vice President of Research, Development and Engineering since April 2024. He joined the Company in 2013. As Director of Engineering he worked on process design, improvement, commercialization, and techno-economic evaluation of both Bio-TCat and Plas-TCat. Raghava served as technical lead/coordinator for the design, fabrication, and installation of the first-of-its-kind TCat-8 Demo plant in Silsbee, Texas. For Bio-TCat, from 2016-2019, Raghava served as lead for the on-site TCat-8 operations team of Anellotech and IFPEN engineers. He led the team’s efforts beginning with the commissioning of the TCat-8 plant including troubleshooting and unit modifications leading to successful sustained (7,500 hours) performance testing. Culmination of this effort was generation of the necessary data to develop the commercial plant design and process economics. Raghava then served as technical coordinator for Anellotech during the commercial design phase with IFPEN and Axens as well as the leading the effort on process/plant economic analysis and value engineering for the Bio-TCat technology.

For the now on-going Plas-TCat technology development, Raghava worked on conceptual design and developed the Plas-TCat process economic model. He also worked on modifying the TCat-8 unit for Plas-TCat operation, as well as upgrading equipment to improve safety, reliability, and performance as well as co-managing TCat-8 staffing and operations for the Plas-TCat campaign.

Today, Raghava leads the entire Plas-TCat development program, and coordinates technical activities with our partners Technip Energies and R Plus Japan.

Raghava started his career at a global EPC firm where he worked chemical and petrochemical plant design for several, international, large-scale projects.

Raghava then moved into environmental project engineering (catalytic reduction of NOx/Sox) for gas-fired power plants.  Raghava has a B.S. in Chemical Engineering from Georgia Tech and an M.S. from University of Alabama-Huntsville.

Leslaw Mleczko

From 1996 to 2012 Prof. Dr. Leslaw Mleczko worked as a senior scientist and then research manager for Bayer AG Central Research, as well as Corporate Engineering and Technology. For more than decade he headed the Competence Center “Reaction Engineering and Catalysis” and led development of several catalytic processes with special focus on sustainability, e.g. by using biomass or CO2 as feedstock for chemical conversions. From 2012, until his retirement in 2020 he was a V.P. for Process Technology and a Distinguished Fellow. Leslaw supported and steered international projects and programs aiming at development of novel technologies, often in collaboration with start-up companies. He began his professional career as a research engineer in the Institute for Fuel Energy where he participated in the development of the multistage fluidized-bed technology for coal gasification. After obtaining his PhD from the Silesian Technical University (Poland) and completing a post-doc in fluidization and applied catalysis at the Institute of Technical Chemistry (University of Hannover), Leslaw lead research on catalytic conversion of natural gas at the Catalytic Reaction Engineering Group in the Chair of Technical Chemistry of the Ruhr-University Bochum where he became a faculty member. Prof. Dr. Mleczko has coauthored more than 100 patents and 100 peer reviewed publications.

Jean-Pierre Burzynski

Prior to Anellotech, Jean-Pierre served as Director of the Process Business Unit at IFP Energies nouvelles (IFPEN), which is a major research and innovation center in the fields of energy, transport and the environment; he holds advanced degrees in chemistry and fluid dynamics. He drove research and innovation efforts in areas such as petrochemicals, natural gas conversion, biofuels, bioproducts and plastic recycling. During his tenure at IFPEN, he was responsible for the development of many processes related to renewable fuels and bioproducts (many commercialized, licensed and implemented in various industries).

Charles Sorensen

Dr. Charles Sorensen served at Chief Technology Officer from 2013 until his retirement in 2019. He has over 30 years of research, development and engineering (RDE&E) experience with Corning Incorporated and Mobil Oil leading innovation teams in the safe development, scale-up, and commercialization of new products and processes. His broad experience spans RD&E management, new product and process introduction, zeolite-based catalytic process development, process engineering and design, plant operations, manufacturing planning, and safety. Chuck has a proven track record of moving new technology to commercialization, with multiple successes across diverse and unrelated business sectors. Examples include oil refining, chemical, and alternative fuel processing, new air pollution control products for gasoline and diesel engine emissions, and advanced glass technologies. An inventor on 24 patents and author of a dozen publications, Chuck has a Ph.D. in Chemical Engineering from the University of Delaware, a B.S. in Chemistry, and is a Licensed Professional Engineer.

Thomas Erickson

Tom is Co-President and Director of First Green Partners, a venture capital firm focused on early stage investments in technologies related to energy, chemicals, advanced materials, and agriculture. Tom has spent the past 20 years working with venture backed start-ups as a venture capitalist and a research analyst. He currently serves as a board member for First Green portfolio companies Monolith Materials, Rivertop Renewables, Digital H2O, and Trelys. In 2000, as co-founder and general partner of BlueStream Ventures, Tom helped raise $280 million in capital from institutional and individual investors. BlueStream focused on investments in the communications, enterprise and infrastructure software, storage, and wireless markets. Tom holds a B.A. in math from St. Olaf College and an MBA from the Kellogg School of Management at Northwestern University.

Prof. George W.Huber

George Willis Huber is the Richard Antoine Professor of Chemical Engineering at University of Wisconsin-Madison and co-founder of Anellotech with David Sudolsky. His research focus is on the design of disruptive sustainable technologies for the production of renewable fuels, chemicals and plastics. He has published over 230 papers and more than 23 patents. He is one of the most highly cited scientist or engineer having received over 50,000 citations. He has received numerous awards including the AICHE Colburn award and the Thomson Reuters Highly Cited Researcher. He has had visiting professorships from the Chinese Academy of Sciences (at Dalian Institute of Chemical Physics), from the Royal Netherlands Academy of Arts and Sciences and the ExxonMobil Visiting Chair Professor at National University of Singapore.

Tom Ebner

Tom Ebner is the Chief Commercial Officer of Anellotech Inc., where he leads the global commercialization of breakthrough technologies that address the world’s plastic waste crisis and advance the circular economy. With nearly four decades of leadership experience in licensing, technology commercialization, and large-scale project execution, Tom is responsible for securing strategic partnerships, driving licensing adoption, and delivering strong returns for Anellotech’s investors.Tom’s approach combines a deep understanding of technology deployment with proven commercial strategies, enabling licensees to rapidly achieve market entry, optimize capital efficiency, and generate sustainable margins. His leadership ensures that Anellotech’s offerings are positioned for competitive advantage through rigorous market analysis, robust business models, and clear pathways to profitability.Prior to joining Anellotech, Tom spent nearly 37 years at UOP LLC (a Honeywell Company), the world’s leading licensor of refining and petrochemical technologies. He held multiple senior executive roles, including Vice President and General Manager of Refining Products, Vice President and General Manager of Equipment, and Account Executive for major North American energy producers.Among his most notable achievements, Tom built UOP’s global equipment business from concept to a $1.3 billion active project backlog, and secured licensing agreements for major refining and petrochemical complexes worldwide, including many of the operating facilities in Asia today. This record of success demonstrates his ability to deliver high-value projects for both investors and technology adopters.Tom began his career in engineering and technical services, commissioning and optimizing plants worldwide. This early experience provides him with a rare blend of technical depth and commercial acumen—enabling him to align innovative technology with the operational and financial goals of both investors and licensees.He holds a Bachelor of Science degree in Chemical Engineering from the University of Illinois and a Master of Business Administration from the University of Chicago. He remains committed to bringing practical, high-impact technologies to market that accelerate the transition to a circular and sustainable economy.

Barry Penney

Barry Penney leverages his 30 years of industry experience as part of the SK investing and operational team. He supports the SK managed businesses in a variety of operational and supply chain areas such as project management, raw material optimization, process configuration, etc. Additionally, he assesses the operational and supply chain capabilities / opportunities for potential acquisitions as part of the investment diligence process. SK capital is a specialist PE firm focused on the chemical section with 8 directly managed portfolio companies (including Ascend, Addivant, and Archroma) totaling over $8B/yr of revenue.

Elena Berezhnaya

Elena is a seasoned finance professional with over 25 years of experience in accounting and financial management. Elena oversees essential financial operations, including accounts payable, receivable, payroll, and financial reporting. Her expertise encompasses budget development, treasury, cash forecasting, and financial reporting. Before joining Anellotech, Elena held a position of Corporate Controller at Coach USA, Inc., where she managed all aspects of financial accounting and reporting ensuring accuracy and compliance with both GAAP and IFRS. Elena is a Certified Public Accountant (CPA) and holds two Master of Science degrees in bothProfessional Accounting and Process Engineering. Known for her strategic insight and collaborative leadership style, Elena is dedicated to driving financial performance and fostering a culture of excellence within the organization.

William Igoe

Bill is a seasoned manufacturing executive with 45 years of experience and a proven track record of plant safety, product, and operational improvements. Prior to Anellotech, he spent 34 years in the pulp and paper industry in various operations roles including Plant Manager/VP of Operations with manufacturing plant P&L responsibility. He has managed large procurement budgets as well as process and product development projects including major capital projects for capacity improvement at the plant level. He holds a B.S. in Chemical Engineering (PE) from the University of Maine and an MBA from Thomas College.

John Padilla

John is a proven leader in plant operations with an Operational Excellence mindset and a drive for results. He earned a B.S degree in Chemical Engineering from Texas A&M University Kingsville, Texas. John’s 37 year experience spans the Petrochemicals, Polymers and Midstream industries. His career with Manufacturing and Engineering companies such as Bayer, Lyondell, Phillips 66, Suez, and TotalEnergies has been impactful as he brings a wealth of experience and knowledge to Anellotech.