Board of Directors

Mr. Chung is a Founding Partner at CORE Industrial Partners. Before joining CORE, he spent the past 15 years as Chief Executive Officer / President of several high-growth electronics and technology businesses, all of which were private equity-backed or divisions of publicly traded corporations. He currently serves on the boards of Fathom, Incodema Group, J&K Ingredients, Littlefuse (NASDAQ: LFUS), Airgain (NASDAQ: AIRG) and Mastercraft (NASDAQ: MCFT). Mr. Chung holds an MBA from Duke University’s Fuqua School of Business, a MS in Computer Science from North Carolina State University and a BS in Electrical Engineering from the University of Texas at Austin. He also serves on the advisory board of the Cockrell School of Engineering at the University of Texas at Austin and the advisory board of the Center of Entrepreneurship and Innovation at Duke University’s Fuqua School of Business.

Mr. Chen has served as a member of the Board of Directors of Fathom since October 2019. He is currently the President of Altix Corporation. Mr. Chen served as Chief Executive Officer of Cadrex Manufacturing Solutions from September 2021 to October 2022, and he served as Chief Executive Officer for Incodema Holdings LLC from August 2020 to September 2021. Mr. Chen served as Executive Chairman and President of Cincinnati Incorporated from January 2015 to July 2020. Mr. Chen served as Vice President of Hypertherm, Inc. from 2006 to 2015, and held various operating and corporate roles including Vice President & General Manager – Light Industrial Businesses, Chief Financial Officer, and Chief Information Officer. Earlier in his career, Mr. Chen served as Vice President – Finance for Wiremold | Legrand (PARIS: LR.PA); Chief Financial Officer for Bayliner Marine Corp., a division of the Brunswick Corp. (NYSE: BC); and held various financial planning and strategic development roles for AlliedSignal, Inc. (NYSE: ALD). Mr. Chen currently serves as Chairman of the Board for Roberts Hawaii, Inc., and serves as an independent director for Hisco, Inc. He is also a Counselor of the American Welding Society and a Board Trustee of the American Welding Society Foundation. Mr. Chen holds an MBA from the University of Illinois at Urbana-Champaign (UIUC), a BS in Applied Mathematics from the University of California at Los Angeles (UCLA), and several U.S. patents.

Dr. Collens is the Chief Executive Officer of Dimension Inx, a next-generation biofabrication company developing regenerative medical implants that repair tissues and organs. Prior to Dimension Inx, Dr. Nowinski Collens co-founded UI LABS, a first-of-its-kind technology organization focused on the digital future of industries, building the organization from concept in late 2011 through launch in 2014. As Chief Executive Officer, she drove the creation and growth of MxD, the U.S. hub for digital manufacturing (formerly DMDII), and the City Tech Collaborative, building a network of 350+ partner organizations, deploying $100M across 75+ solution development projects, and ultimately spinning out MxD and City Tech as independent entities in 2019. After starting her first company while a joint medical/business student at the University of Illinois at Chicago, Dr. Nowinski Collens spent her early career in venture capital and corporate finance, primarily focused on technology-based university spin-outs. Dr. Nowinski Collens is the Chairman Emeritus of the Board of Directors of MxD and serves on the Executive Council of Granite Creek Capital Partners. She is also a long-time board director and Chair-elect of Imerman Angels (one-on-one cancer support) and the Vice Chair and Trustee of the Chicago Sunday Evening Club. Dr. Nowinski Collens holds a dual MD / MBA from the University of Illinois College of Medicine and a BS from Northwestern University.

Mr. DeWitt is the Chief Executive Officer of Grubhub Inc. where he has led all functions of the U.S. business since June 2021. Prior to this role, Mr. DeWitt was Grubhub’s President and Chief Financial Officer. During his tenure of a decade at the company, Grubhub’s annual revenues have grown from $20 million to more than $2 billion, and he led the company through its initial public offering in 2014. Before joining Grubhub, Mr. DeWitt was the Chief Financial Officer of publicly-held optionsXpress Holdings, Inc. Mr. DeWitt serves on the board of directors and audit committee of Ritchie Bros. Auctioneers Incorporated (NYSE: RBA), a marketplace for heavy industrial, agricultural and transportation equipment. He is also a member of the board of directors of The Joffrey Ballet, and is the treasurer and a member of the board of trustees of the Bernard Zell Anshe Emet Day School. Mr. DeWitt holds a B.A. in Economics from Dartmouth College.

Mr. Fisher has served as Chief Executive Officer and President of Enova International, Inc. (NYSE: ENVA), a provider of online financial services, since January 2013, and as Chairman of the Board of Directors of Enova since November 2014. From September 2011 to March 2012, Mr. Fisher served as Chief Executive Officer of optionsXpress Holdings, Inc. (“optionsXpress”), a retail online brokerage firm, and as Senior Vice President of Charles Schwab Corporation following its acquisition of optionsXpress. From October 2007 to September 2011, Mr. Fisher served as Chief Executive Officer of optionsXpress, from March 2007 to October 2007, as its President, and, from August 2004 to March 2007, as its Chief Financial Officer. Prior to joining optionsXpress, Mr. Fisher served as the Chief Financial Officer of Potbelly Sandwich Works from 2001 through 2004, of RBC Mortgage from 2000 through 2001 and of Prism Financial from December 1998 through January 2001. Mr. Fisher currently serves as a member of the board of directors of Just Eat Takeaway.com. (NASDAQ: GRUB), a restaurant pick-up and delivery service company, and of FRISS, a provider of software solutions to insurance companies. He previously served on the board of directors of Innerworkings, Inc., a global print management provider, through its sale in October 2020. Mr. Fisher also serves on the Board of Trustees of the Museum of Science and Industry in Chicago. Mr. Fisher holds a B.S. in Finance from the University of Illinois at Urbana-Champaign and a J.D. from Northwestern University School of Law.

Ms. Green retired as Senior Vice President and General Counsel of Ingersoll Rand plc (NYSE: IR) in June 2019. Immediately prior to IR, she was Senior Vice President, General Counsel and Secretary at Illinois Tool Works (NYSE: ITW). During her 18 years with ITW, Ms. Green guided the company’s expansion through both acquisitions and organic growth. As General Counsel, she led the Environmental, Health and Safety Group as well as Government Affairs and Risk Management. At Ingersoll Rand, Ms. Green was a member of the Executive Leadership Team and a trusted advisor to the Chief Executive Officer on legal, compliance and strategy issues and led a team of 75 lawyers based in the U.S., Europe, Asia Pacific and Latin America. She co-chaired the Global Business Integrity Council and served as executive sponsor for an employee resource group. Ms. Green joined the board of Tennant Company (NYSE: TNC) as an independent director in March 2019 (Audit and Governance Committees) and was elected to the board of Wisconsin Energy Group (NYSE: WEC) in July 2019 (Audit and Governance Committees). Most recently, Ms. Green joined the board of directors of Littelfuse (NASDAQ: LFUS) in February 2020 (Audit and Governance Committees). Ms. Green holds a BA from the University of Pennsylvania and JD from Boston University Law School.

Mr. Leemputte was Chief Financial Officer and Treasurer at Keurig Green Mountain, Inc. (NASDAQ: KDP) from 2015 to 2016. Prior to Keurig Green Mountain, Inc., Mr. Leemputte was Executive Vice President and Chief Financial Officer at Mead Johnson Nutrition (NYSE: MJN) from 2008 to 2015. Before joining Mead Johnson Nutrition, Mr. Leemputte was Senior Vice President and Chief Financial Officer for Brunswick Corp. (NYSE: BC). He has also held various management positions at Chicago Title Corp., Mercer Management Consulting, Armco Inc., FMC Corp. and BP (NYSE: BP). Mr. Leemputte has extensive experience in leading finance, accounting, IT, tax, audit and investor relations functions as a Chief Financial Officer at major US corporations, and also led several IPO’s and sale of the companies. Mr. Leemputte has served on the board of Mastercraft (NASDAQ: MCFT) since 2016 and served on the board of Beazer Homes (NYSE: BZH) from 2005 to 2020. Mr. Leemputte holds an MBA in Finance from the University of Chicago Booth School of Business and a BS in Chemical Engineering from Washington University in St. Louis.

Mr. Martin has served as the Chief Executive Officer of Fathom since January 2019. During this time, he has led the company through unprecedented growth, digital transformation, and multiple add-on acquisitions, which have rapidly expanded Fathom into one of the largest privately held digital manufacturers in North America. Prior to his role at Fathom, he most recently spent over 13 years in leadership roles at General Electric Company (NYSE: GE) spanning across sales, marketing, product development and general management. In his last role at GE, he served as an Executive on the GE Additive leadership team, where he led the integration and expansion of the commercial team which experienced exponential growth and record-breaking orders in 2018. He was also critical in the integration of two international acquisitions into GE Additive and led the commercialization of multiple new products that GE Additive brought to the market. Mr. Martin graduated with Honors from the Ivy College of Business at Iowa State University. He is also an active member of YPO (Young Presidents Organization).

Mr. May is the Founder and Managing Partner of CORE Industrial Partners. Before founding CORE, he spent 18 years working on transactions with several private equity sponsors, principally with the Blackstone Group (NYSE: BX) and H.I.G. Capital. He currently serves on the boards of Fathom and all other CORE portfolio companies including 3DXTECH, Arizona Natural Resources, CGI Automated Manufacturing, J&K Ingredients, Kelvix, RE3DTECH, Saylite and TCG Legacy. Mr. May has both served on the board and was a divisional Chief Executive Officer for a public company. Mr. May graduated with Honors from East Carolina University with a business degree. He currently serves on the East Carolina University Foundation, Inc. Board of Directors and is Co-Vice Chair of the Investment Committee. He is also Co-Founder and Chairman of the Board for Imerman Angels, a 501(c)(3) Chicago-based cancer support organization. He also is an active member of YPO (Young Presidents’ Organization), a member of the Economic Club of Chicago and an Advisory Board member of the Industrial Exchange.

Mr. Nardelli was Chairman and Chief Executive Officer of Chrysler Corp. from 2007 to 2009. Prior to Chrysler, he was Chairman, President and Chief Executive Officer of The Home Depot (NYSE: HD). Before joining The Home Depot, he spent nearly 30 years at General Electric (NYSE: GE), holding the positions of President and Chief Executive Officer of GE Transportation Systems and Chief Executive Officer of GE Power Systems, among several other executive positions. In 2009, Mr. Nardelli joined Cerberus Capital Management as Chief Executive Officer of its operations group, Cerberus Operations and Advisory Company. For the next three years, he and his team turned around several distressed portfolio companies and developed a comprehensive turnaround toolkit. In 2012, Mr. Nardelli founded XLR-8, where he continues to play a key role as Senior Advisor to leading companies. Mr. Nardelli serves as a Partner and Senior Advisor to Emigrant Capital Corp.; Senior Advisor to EY, among others plus a number of equity investments. He sits on the Board of Directors for BWXT Technologies, Inc. (NYSE: BWXT), plus on the board of a number of private equity investment firms. Mr. Nardelli holds an MBA from the University of Louisville and a BS from Western Illinois University.