The HCM Mandate for Boards

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Team Members Who Contributed to Directors & Boards


Greg Arnold

Managing Director

Greg Arnold has more than 14 years of experience advising Boards and senior management teams on a variety of compensation and governance-related matters in both public and private settings across industries. In addition to his experience as a consultant, Greg also worked for several years in a corporate HR leadership role, where he was responsible […]

Deborah Beckmann

Managing Director

Deborah brings over 20 years of experience in compensation and human capital management, with deep expertise in aligning business strategy to talent strategy. Previously, Deborah was Global Head of Human Capital Management (HCM) Employee Experience at Goldman Sachs. Prior, she was at Bristol-Myers Squibb Company as Global Executive and Healthcare Compensation. Deborah holds the designations […]

John Borneman

Managing Director

John has nearly 25 years of experience as an executive compensation advisor, with broad expertise in consulting to boards of directors and senior management on compensation and related governance issues. His clients range in size from Fortune 100 enterprises to small- and mid-sized companies. John is a thought leader in helping companies manage the pay-for-performance relationship and navigate emerging trends in environmental, social, and governance (ESG) issues related to executive...

Roger Brossy

Managing Director

Roger Brossy has been an executive compensation consultant since 1981. He was the President of Sibson & Company and served on its Board of Directors for many years before co-founding Semler Brossy Consulting Group. Roger also served as Sibson's Practice Director for Financial Services. Roger is a member of the Dean's Council for the Gallatin College of New York University.

Seymour Burchman

Senior Advisor

Seymour Burchman has been an executive compensation consultant for over 20 years. His work focuses on reinforcing key strategies and leading to improved shareholder value through the identification of performance measures and goal setting processes. He has served companies across a wide range of industries, including financial services, healthcare, high technology and publishing.

Stephen Charlebois

Managing Director

Steve has 15+ years of executive and international compensation consulting experience gained through a combination of external consulting and in-house roles. He has extensive experience working across a broad spectrum of domestic and international executive and director pay issues. He has directly worked and lived in both Europe and North America, helping to bring a […]

Mark Emanuel

Managing Director

Mark has 15 years of executive and management compensation consulting experience with Semler Brossy. He advises clients across industries, with a depth of expertise in retail and consumer-facing businesses and financial services. He particularly enjoys helping companies navigate strategic transformation and turnarounds through thoughtful metric selection and goal-setting. Mark holds a BS in Engineering from Harvey Mudd College.

Margaret Hylas


Margaret Hylas joined SBCG in July 2015. She has advised senior management and boards of directors across a range of executive pay, broad-based pay, and corporate governance issues that public and private companies face. Margaret graduated from Hamilton College in 2015 with a BA in Economics and minor in Government.

Blair Jones

Managing Director

Blair Jones has 30 years of executive compensation consulting experience. She has worked extensively across industries and has depth of expertise working with companies in transition. Prior to joining Semler Brossy, Blair was the practice leader in Leadership Performance and Rewards at Sibson and an Associate Consultant at Bain & Company. Blair holds the designations […]

Seamus O’Toole

Managing Director

Seamus has over fifteen years of executive compensation consulting experience. He has deep expertise working with companies in transition, highly innovative companies, and high-growth industries. Seamus employs a deep analytical skill base and a problem-solving approach to construct creative solutions that fulfill client needs, including rewarding leaders for achieving results that create sustainable shareholder value. Prior to Semler Brossy, Seamus founded a technology consulting boutique focused on data and process...

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