Greg Arnold has nearly 20 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.
Greg has nearly 20 years of executive compensation consulting experience, including over 10 years with Semler Brossy, where he currently leads Semler Brossy’s LA office. Greg works across industries and with companies at different stages of growth, including companies in the technology, industrial, retail/consumer goods, and healthcare sectors. He advises companies ranging in size and stage, from pre-IPO and emerging growth companies to established Fortune 50 organizations. He is known for his collaborative approach and commitment to helping his clients find the best solution.
In addition to his experience as a consultant, Greg also worked for several years in a corporate HR leadership role, where he was responsible for leading the compensation, benefits, and HR operations functions for a company with over 50,000 employees.
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.
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 pay.
He has extensive experience working with companies in transition (e.g., M&A, IPO, spinoffs, turnarounds, leadership changes). John is a graduate of the University of Chicago’s Booth School of Business and the University of Michigan. He is a Certified Executive Compensation Professional (CECP).
John is a lecturer for the WorldatWork Faculty, teaching Executive Compensation and Business Acumen for HR Professionals.
Mark has nearly 20 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.
Mark has nearly 20 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.
Nathan joined Semler Brossy in 2022. He has worked with boards and management teams at public and private companies across a range of industries on compensation benchmarking, incentive plan design, leadership transitions, and Say on Pay responses. Nathan holds a Master's in Management from the University of Notre Dame.
Nathan joined Semler Brossy in 2022. He has worked with boards and management teams at public and private companies across a range of industries on compensation benchmarking, incentive plan design, leadership transitions, and Say on Pay responses. Nathan holds a Master’s in Management from the University of Notre Dame.
Margaret Hylas joined Semler Brossy 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.
Margaret advises clients on strategic compensation issues. She supports both Compensation and Human Resource Committees on executive pay and governance issues, as well as management teams seeking to address strategic pay matters like equity strategy and incentive plan design.
Margaret works across industries and across different stages of a Company’s development (pre/post-IPO and SPACs to Fortune 100 companies). She thrives in working with dynamic and innovative companies. She is a thought partner for leaders who want to think strategically about talent and the role compensation plays in their organization.
Margaret brings a combination of deep analytical thinking and a client-focused approach. Clients value her engaging approach and the intellectual curiosity and critical thinking she brings to complex issues. She is thoughtful and empathetic when navigating across different stakeholders and knows how to help facilitate constructive dialogue in sticky situations.
Blair Jones has 30 years of executive compensation consulting experience. She has worked extensively across industries and has deep expertise in advising boards on company transitions, significant investor concerns, and an expanding human capital management mandate.
Blair Jones has 30 years of executive compensation consulting experience. She has worked extensively across industries and has deep expertise in advising boards on company transitions, significant investor concerns, and an expanding human capital management mandate. Before 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 of Certified Benefits Professional (CBP), Certified Compensation Professional (CCP), and Certified Executive Compensation Professional (CECP). Since 2013, Blair has consistently been named to the D100, NACD Directorship Magazine’s annual list of the most influential people in the boardroom. Blair currently serves on the Mohawk Valley Health System board and leads its Women’s Giving Circle, helping direct philanthropic support to community health initiatives. She also serves on the advisory board for M3 Placement & Partnership.
Consistently named to the D100, NACD Directorship Magazine’s annual list of the most influential people in the boardroom community, including directors, corporate governance experts, regulators, and advisors, since 2013.
Cecilia supports senior management and boards of publicly-traded, private, and pre-IPO companies across a variety of industries. Cecilia has contributed to multiple research reports on ESG metrics within executive incentive plans. Cecilia holds a B.S. in Business Administration from the University of Southern California.
Cecilia supports senior management and boards of publicly-traded, private, and pre-IPO companies across a variety of industries. Cecilia has contributed to multiple research reports on ESG metrics within executive incentive plans. Cecilia holds a B.S. in Business Administration from the University of Southern California.
Kathryn has nearly 20 years of experience in executive compensation and leads Semler Brossy’s New York office, located in the iconic Empire State Building. She is known for her collegial leadership style, effectively navigating challenges and aligning parties for better outcomes.
Kathryn has nearly 20 years of experience in executive compensation and leads Semler Brossy’s New York office, located in the iconic Empire State Building. Her clients range from recently public companies to the Fortune 100. She draws on her diversified client experience to identify the right solution for each client. She is known for her collegial leadership style, effectively navigating challenges and aligning parties for better outcomes.
Previously, Kathryn was a CPA with Ernst & Young, and she brings that financial acumen to her clients today.
Seamus has over 15 years of executive compensation consulting experience. He has deep expertise working with companies in transition, highly innovative companies, and high-growth industries.
Seamus has over 15 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 management.
Seamus has served as a member of the Executive Compensation Certification Committee for World at Work.
Leah manages client engagements across a range of industries, with a particular focus on technology, financial services, consumer-facing businesses, and companies that operate in multiple sectors. Her experience spans across established public companies, newly public firms, and privately held industry leaders, at times supporting organizations undergoing significant transitions such as IPOs, spin-offs, and mergers.
Leah manages client engagements across a range of industries, with a particular focus on technology, financial services, consumer-facing businesses, and companies that operate in multiple sectors. Her experience spans across established public companies, newly public firms, and privately held industry leaders, at times supporting organizations undergoing significant transitions such as IPOs, spin-offs, and mergers.
Leah also contributes to the firm’s broader marketing initiatives, including leading efforts for Pulse on Pay, Semler Brossy’s research series examining executive pay trends among S&P 500 companies. Leah graduated from Towson University with a B.S. in Mathematical Economics.
Austin is a founding member of Semler Brossy’s New York Office and is now located in Winston-Salem, North Carolina. With over a decade at Semler Brossy, he’s built a reputation for crafting incentive designs that are both analytically sound and refreshingly creative. Clients appreciate his clarity, composure, and ability to introduce innovative thinking, even in the most complex or sensitive compensation issues.
Austin helps boards make critical decisions about executive pay, especially in moments of rapid growth or reinvention. With over a decade at Semler Brossy, he’s built a reputation for crafting incentive designs that are both analytically sound and refreshingly creative. He reinforces the “golden rule” of pay—that compensation should serve the business, not the other way around—guiding boards to use rewards as a tool to advance their most important strategic goals.
Austin has a unique talent for identifying and addressing the most pressing questions, often anticipating them before they are even posed. He blends rigorous analysis, strategic intuition, and a deep understanding of board dynamics to provide tailored and impactful solutions. Clients appreciate his clarity, composure, and ability to introduce innovative thinking, even in the most complex or sensitive compensation issues.
Before joining Semler Brossy, Austin worked in client services at an HR-focused consulting firm in St. Louis, where he developed his foundational understanding of organizational dynamics and stakeholder needs. Austin earned his B.A. from Washington University in St. Louis.
Corporate Governance
