Seymour Burchman

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    Team Members Who Contributed to NACD/Directorship

    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 […]

    Marc Baranski

    Managing Director

    Marc Baranski has worked with Board members and senior leadership for over 25 years to optimize business performance through addressing significant executive compensation issues that result from growth, expansion into new businesses/geographies, mergers, changes in Management, or change management initiatives. His work with clients is focused on developing reward strategies, identifying performance measurement and management […]

    John Borneman

    Managing Director

    John has been an executive compensation advisor for over 20 years, with broad experience consulting to boards of directors and senior management. His clients range in size from Fortune 500 enterprises to small- and mid-sized companies. John is a thought leader in helping companies manage the pay-for-performance relationship and he has extensive experience working with companies in transition (e.g., M&A, IPO, spinoffs, turnarounds, leadership changes). Prior to joining Semler Brossy,...

    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.

    Mark Emanuel

    Managing Director

    Mark has nearly 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.

    Michael Gorski


    Michael has 15 years of experience in the executive compensation industry. He has worked extensively across all industries and has expertise working with both public and private compensation structures, including pre-IPO transitions.  Prior to joining Semler Brossy in 2012, Michael was Director of Professional Services at Equilar Inc., the leading provider of corporate leadership data […]

    Margaret Hylas

    Senior Consultant

    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 […]

    Dan Marcus

    Managing Director 

    Dan Marcus has over twenty-five years of experience consulting to senior management and boards of directors on corporate governance issues, performance measurement, development and management compensation design. Prior to joining SBCG, Dan was a Worldwide Partner with Mercer Human Resource Consulting and served as Managing Partner of SCA Consulting.

    Kathryn Neel

    Managing Director 

    Kathryn has 15 years of experience in executive compensation and leads Semler Brossy’s New York office, located in the iconic Empire State Building. Her clients include Fortune 500 companies, privately-owned and/or private equity financed companies, those undergoing IPO/spin-offs, and recently public companies. She draws on her diversified client experience to identify the right solution for each client. Previously, Kathryn was a partner at FW Cook. Prior, Kathryn was a CPA...

    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...

    Todd Sirras

    Managing Director

    Todd Sirras joined SBCG in 2002 and was named Managing Director in 2005. Prior to SBCG he was a Senior VP in Bank of America’s Asset Management Group and a trader in listed equity options for O’Connor & Associates. He is a graduate of NYU Stern School of Business, the University of Virginia, and Phillips Exeter Academy.

    Barry Sullivan

    Managing Director

    Barry Sullivan carries more than 15 years of experience advising boards and management teams on executive and strategic pay issues. Prior to joining Semler Brossy in 2008, Barry worked within Mercer’s Human Capital practice, and he previously operated a successful building services firm in Chicago. Barry holds his MBA from the University of Illinois, and he carries the designation of Certified Executive Compensation Professional (CECP).

    Chip Thomas


    Chip Thomas has been an executive compensation and human resource consultant since 1985. He was the National Accounts Leader at Sibson & Company, managed North American consulting and also served on its Board of Directors. Chip has extensive experience in serving Boards and Senior Executives in the areas of incentive design and performance measurement.

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