Leadership Team

OMP's leadership team has decades of combined executive experience across material processing, electronics recycling, metallurgy, and supply chain management.

Dale Johnson

President/Managing Director

Mr. Johnson has experience as a practicing attorney and then business executive since 1973. Prior to founding Greene Lyon, he was Co-Founder, CEO and President of MaSeR Corporation, a materials processing company for the electronics recycling industry. Before MaSeR, Mr. Johnson was a member of the start-up team and EVP of Manufacturers’ Services Ltd. (“MSL”), a global provider of electronics manufacturing services. He helped grow MSL to $1+ billion in annual revenue and execute a successful IPO in less than six years.

Mr. Johnson practiced law in Boston for over 22 years. His practice focused on international corporate and tax matters, including multinational operations, acquisitions and investments, offshore investment funds, and cross-border technology transfers. Mr. Johnson holds the following degrees: B.A., magna cum laude, with honors, from Macalester College; J.D., cum laude, from the University of Minnesota Law School, where he was a member of the Law Review; and LL.M. (Taxation) from Boston University School of Law

John Walshe

Vice President

Mr. Walshe has been involved in business operations and information systems management for both global enterprises and start-up companies since 1974.

Prior to joining Greene Lyon, he was responsible for supply chain management activities, including demand/supply management, procurement, and inventory management for Sun Microsystems. Before that, he acted as interim COO for a number of companies on behalf of VC investors and was also a member of the start-up team for MSL where he held the positions of CIO and VP of Customer Program Management. Prior to MSL, Mr. Walshe was Principal Consultant with Computer Science Corporation, providing best practice supply chain consulting to Fortune 500 companies.

Dr. Conor Dullaghan

Chief Operating Officer

Dr. Dullaghan has experience in multiple aspects of the precious metals industry, including R&D, sales and marketing, and general management. He served as President of Elemetal Refining, and prior to that, he was Advanced Coatings Division Manager and Refining Sales and Marketing Manager at Metalor Technologies USA (“Metalor”).

Dr. Dullaghan has published numerous papers and a book chapter about refining, with his works cited on numerous occasions. He holds multiple U.S. and international patents. Dr. Dullaghan received his B.Sc. (HONS) in Science with Business from Ulster University (Ireland) and his Ph.D. in chemistry from Brown University.

Dr. Michael B. Mooiman

Chief Technology Consultant

Starting his precious metals career as a gold miner in South Africa, Dr. Mooiman rose to VP Production and General Manager/CEO for Metalor. He has published over 30 academic papers and holds two U.S. patents for precious metal recovery.

Dr. Mooiman is also the President of Argo Advisors International, a consultancy and engineering company focusing on process design, material recycling, and energy projects. He is a tenured Professor in the MBA program at Franklin Pierce University, NH where he was the founder and is now the academic coordinator of their MBA program in Energy and Sustainability Studies. He is a member of the Mineral, Metals and Material Society and a Board Member of the New England Chapter of the International Precious Metals Institute. Dr. Mooiman has an M.S. in Chemistry from the University of the Witwatersrand, an MBA from Northeastern University and a Ph.D. in Metallurgical Engineering from the University of Utah.

Shanna Alder

Director of Business Development

Ms. Alder has been dealing in non-ferrous and precious metals since 2009. From 2012 until joining OMP, she owned and operated Ohio Valley Material Management LLC, in Louisville, Kentucky, which traded non-ferrous and precious metals for export and domestic recycling. She managed inventories in three locations, worked with domestic suppliers on new processing trends that were either mandated or would create stronger pricing scenarios, and worked with generators of metal scrap to create asset recovery programs. Before starting her own company, Ms. Alder was a Metals Trader for four years with Ocean China Trading in Orlando, Florida, where she developed a diversified supplier base and managed all supplier relations, including oversight of multiple sales representatives. She has proven expertise in commodities trading and hedging, logistics, and contract negotiations. Ms. Alder has an Associate of Science: Business degree from Lees-McRae College.

Jeffrey S. Bornstein

Board of Directors, Greene Lyon Group, Inc.

Mr. Bornstein is the Principal and Co-Managing Partner of Whipstick Ventures LLC, which he founded in 2018. Whipstick is an investment company focused on early stage companies with novel solutions across energy storage and efficiency, services, bio-tech and fin-tech. He also currently serves as the Managing Partner of Generation Capital Partners L.P. (“GenCap”), an affiliate of Generation Capital, a Toronto-based family office. GenCap is specifically focused on growth-equity investments and is the lead investor in Greene Lyon Group.

Previously, Mr. Bornstein served in multiple senior executive positions with General Electric, which he joined in 1989. He was most recently Vice Chairman and Chief Financial Officer for GE and prior to that Senior Vice President and Chief Financial Officer of GE Capital, CFO of GE Plastics, and V.P. and CFO of GE Aircraft Engine Services. Mr. Bronstein is a Trustee of Northeastern University and on the board of Build On. He has also been involved in a number of youth programs. He received his B.S. in Business Administration from Northeastern University.

Alan A. Stockmeister

Board of Directors, Greene Lyon Group, Inc.

Mr. Stockmeister has built multiple private businesses in the Appalachian region of Ohio. He is the owner and President of Foremost Management, Inc., a Jackson, Ohio based construction management, development, and property management firm. He also owns Jackson County Broadcasting, Inc., which owns/operates four radio stations, The Telegram newspaper, and Zip Printing. His recent manufacturing enterprises include Phoenix Quality Mfg. LLC, a manufacturer of medical masks, and 2335 Capital LLC, an "all-Ohio" investment company working with others to develop the legalized medical marijuana industry. He also serves as the Chairman of Dallas-based Elemetal LLC, a national precious metals conglomerate.

Mr. Stockmeister serves the state of Ohio as an Ohio Commodore and is a Trustee of The Ohio State University. He is also a member of various non-profit boards, including The Ohio State University Wexner Medical Center, the Foundation for Appalachian Ohio, creating opportunities for Appalachian Ohio's citizens and communities, and the Appalachian Partnership, Inc., a non-profit organization of CEO’s representing businesses and institutions from Ohio’s 32 Appalachian counties promoting economic development. He received his Bachelor of Science degree from Michigan State University.

Contact OMP

Buy/Sell Inquiries:

Shanna Alder, Director of Business Development

(512) 967-9608


All Other Inquiries:

(740) 912-2057



M-F: 8:00am-4:30pm

Weekends: Closed


16064 Beaver Pike, Area 300

Jackson, Ohio 45640

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