Management Team

Thomas J. Hook
Thomas J. Hook
President and CEO

Tom holds the position of president and chief executive officer. Prior to joining Greatbatch, he was President of CTI Solutions Group and General Manager of Functional and Molecular Imaging for General Electric Medical Systems. Earlier in his career, he worked for the Van Owen Group Acquisition Company and Duracell, Inc.
Michael Dinkins
Michael Dinkins
Executive Vice President & Chief Financial Officer

Michael is responsible for developing and executing the company’s long term financial plan, securing the capital to fund the plan and communicating financial guidance and performance to our Associates and investors. Michael has served as Greatbatch’s EVP & CFO since 2012. Prior to that, Michael served on the Greatbatch board of directors from 2008 to 2012. He also has responsibility for the Information Technology (IT) function.
Kristin Trecker
Kristin Trecker
Executive Vice President and Chief Human Resources Officer

Kristin is responsible for shaping the strategic direction, executing business plans and developing the organization's culture, capability, and talent to deliver consistent performance and sustainable growth. Prior to joining Greatbatch, she served as Senior Vice President and Chief Human Resources Officer for MTS Systems in Minneapolis, MN. MTS provides industry-leading testing and sensing solutions to global markets. Kristin previously served as the Senior Vice President of Human Resources at Lawson Software, a provider of global software applications. She currently serves as Co-President of the HR Executive Forum and is a member of the Human Resources Executive Council and i4cp Client Advisory Board.
Michael Spencer
Michael Spencer
Senior Vice President and Chief Ethics & Compliance Officer (CECO)

Michael is responsible for leading the evolution of a compliance culture. His role will coordinate other functions with compliance accountability and will collaborate with the Executive Leadership Team, other internal stakeholders and external third parties to design and implement the necessary architecture and supporting frameworks to enable sustainable growth founded on ethical decision making and behaviors. Prior to joining Greatbatch, Michael served as Chief Compliance Officer for Orthofix, Inc.
Mauricio Arellano
Mauricio Arellano
Executive Vice President, Global Operations

Mauricio is responsible for working with the leaders of each product category to execute the manufacturing operations strategy and leverage the company’s supply chain and global footprint to drive efficiencies and profitability. He is also responsible for delivering against our synergy plan to fully integrate and optimize the combined company. Mauricio started with Greatbatch in 2003 and held the same position prior to the acquisition of Lake Region Medical.
Tony Gonzalez
Tony Gonzalez
Tony Gonzalez, President, Cardiac Rhythm Management (CRM) & Neuromodulation

Tony is responsible for executing the strategic plan to drive profitable growth for the CRM & Neuromodulation product category. Tony has been with Greatbatch since 2005, most recently as Vice President, Operations, Greatbatch Medical Mexico.
Jeremy Friedman
Jeremy Friedman
President, Cardio & Vascular

Jeremy is responsible for driving profitable growth for the Cardio & Vascular product category, which is primarily focused on the vascular access, cardiovascular & structural heart, peripheral vascular, neurovascular, urology & oncology and electrophysiology markets. Jeremy has been with Lake Region Medical since 2007, most recently serving as the company’s Executive Vice President, President and Chief Operating Officer, Cardio & Vascular Business.
Declan Smyth
Declan Smyth
President, Advanced Surgical & Orthopaedics

Declan is responsible for driving profitable growth for the Advanced Surgical & Orthopaedics product category. Advanced Surgical is comprised of the endoscopy, laparoscopy, arthroscopy, general surgery, orthopaedics, spinal, women’s health, portable medical and drug delivery markets. Declan joined Lake Region Medical in 2001 and most recently held the position of President, Advanced Surgical Business.
Jennifer Bolt
Jennifer Bolt
President, Electrochem

Jen is responsible for driving profitable growth for the Electrochem product category, which provides battery solutions for the energy, military and environmental markets. Jen has been with Greatbatch since 2005 most recently serving as Vice President, Supply Chain and Operational Excellence. Prior to that she held the position of Vice President, Operations for Electrochem.
Timothy McEvoy
Timothy McEvoy
Senior Vice President & General Counsel

Tim is responsible for ensuring the company is compliant with publicly traded company reporting requirements, executing our intellectual property protection strategy and providing overall legal counsel on day-to-day business activities. Tim has been with Greatbatch since 2007 and held the same position prior to the acquisition.
Joseph Flanagan
Joseph Flanagan
Senior Vice President, Quality & Regulatory

Joe is responsible for collaborating with leaders across the organization to develop and execute a strategy around processes and systems, including QA, regulatory and supplier quality, to ensure our customers receive quality products and our company is compliant with regulatory bodies. Joe joined Lake Region Medical in 2012 and held the position of Senior Vice President of Quality and Regulatory Affairs.