Thomas Armstrong, CISA

Tom is a manager with proficient experience in business processes and information technology. To see Thomas’s bio, please visit our Clark Schaefer Consulting website. 

Ross Patz, CHFI, CEH

Ross is a Director with experience in designing, troubleshooting, and managing complex IT infrastructure. To see Ross’s bio, please visit our Clark Schaefer Consulting website. 

John Harvey

John Harvey has over over 30 years of experience in business process improvement and leadership development that he leverages to help clients achieve breakthrough business success. He has worked in a variety of industries including: manufacturing, retail, finance, food and drug, warehousing and distribution, and commercial and consumer products. John is well prepared to hit […]

Glenn Plunkett, Technology Director

Glenn Plunkett, Director of Technology

With over 30 years of experience as a technology leader, Glenn is motivated by a desire for excellence in delivering technology solutions to help businesses meet their goals. To see Glenn’s bio, please visit our Clark Schaefer Consulting website. 

Randy Slattery

Randy Slattery’s diverse background makes him a highly effective Project Manager for Definity Partners. His unique skill set provides invaluable insights that help clients solve operational challenges. Randy leverages his experience as an Army Ordnance Captain, Six Sigma Black Belt, warehouse and retail facility operations manager, plant manager and operations manager to analyze operations and […]

Debbie Long

Debbie Long is a Business Development Manager responsible for building relationships with key stakeholders at Central Ohio companies. Debbie is dedicated to identifying the specific needs of individual businesses and working with the Clark Schaefer Hackett team to craft results-oriented solutions. Throughout this process, Debbie demonstrates  a genuine care for clients while promoting the best […]

Peter Olmsted, Director of Executive Talent Solutions

Peter Olmsted, Director of Executive Talent Solutions

Peter Olmsted is Clark Schaefer Hackett’s Director of Executive Talent Solutions. Peter partners with clients to develop HR strategies and solutions that enable organizations to fuel their growth by developing optimized in-house talent. Peter’s cumulative experience enables him to provide keen insights in the service of client needs. He spent 25 years working in HR […]

Stephen Estelle, J.D.

Steve Estelle provides expert guidance on State and Local Tax (SALT) issues to clients across multiple industries. As a licensed attorney with experience in both public accounting and private industry, Steve is adept at helping clients navigate the practical day-to-day aspects of state and local tax. He uses his expertise to identify tax savings for […]

Carly Devlin, CISA, CISSP

Carly Devlin is a Shareholder at Clark Schaefer Hackett and leads the firm’s IT Risk and Cybersecurity consulting practice. To see Carly’s bio, please visit our Clark Schaefer Consulting website. 

Michelle Smith, CPA

Michelle Smith provides audit, review, and compilation services for clients in the manufacturing, distribution, and commercial services industries. She is a member of the Manufacturing & Distribution Committee. Michelle also specializes in employee benefit plan audits, including defined contribution, defined benefit, employee stock ownership plans, and health and welfare plans. Because professional growth is important, […]

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