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John Graziano Bio

John A. Graziano, Jr.


John Graziano is an entrepreneur and successful businessman. He began working with nonprofit organizations when he was a just a teenager and quickly learned the keys to successful non-profit management. He is credited with helping several organizations to reinvent themselves for survival. John has developed a unique association management organization which uses experience and tradition, technology, market awareness, and quality employees to assist organizations in achieving success.

Denise Sheehan

    Executive Vice President

Denise Sheehan is an experienced leader in both government and non-profit organizations. Prior to joining CHMS, she successfully led the international non-profit organization, The Climate Registry, and was responsible for managing the organization’s $2.5 million budget, as well as ensuring the organization’s success in a challenging economic environment. Denise also has 20 years experience in New York State government. She previously served for ten years in senior management positions at the New York State Department of Environmental Conservation, including two years as Commissioner. Denise also served for ten years at the NYS Division of the Budget and she has served on several public authority and non-profit Boards.

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Denise Bio

Ralph Bizzarro

Vice President of Finance and Operations

Ralph Bizzarro currently serves as Vice President for Finance and Operations at CHMS. Ralph leads our North Carolina Office and oversees all of the financial activities involving CHMS association, non-profit, and business clients, as well as the firm’s infrastructure and information technology operations. Ralph has two decades of extensive experience in a wide variety of financial settings.

Ralph Bio
Becky Bio

    Rebecca Miller

Director of Government Affairs

Becky Miller serves as Director of Government Affairs at Capitol Hill Management Services. In that role, Ms. Miller works directly with clients to develop and implement comprehensive strategies to accomplish their policy goals. Becky served as Association Manager and Government Affairs Coordinator at CHMS. As an Association Manager, Becky served as Executive Director of the New York State Academy of Nutrition and Dietetics (NYSAND), while managing several other clients.

In her capacity as Government Affairs Coordinator, Becky worked with a multitude of government affairs clients as an advocate, managing lobby days and grassroots advocacy, as well as monitoring and tracking legislation and ensuring clients’ needs were met. Becky also served as Director of Communications for a state-wide political party, where she coordinated state-wide campaign communications and events, wrote, distributed and monitored press releases and communications, developed effective communications strategies, and managed daily public relations operations. Becky holds a Master of Communications and a Bachelor of Arts in English from the University at Albany. 

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Donna Bio
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Donna Johnson, CMP, CMM

Director of Meetings and Events

Donnna Johnson is a Certified Meeting Planner with over 20 years of demonstrated success in the planning and execution of meetings, trade shows, conferences, and events. Donna assists with site selection, contract negotiation, manages budgets, develops programs, manages exhibitions, and provides complete oversight of all aspects of meeting planning and production for CHMS.


Donna attained the Certified Meeting Professional in 2007, and in 2010 received her Certification in Meeting Management, which is the premier designation achieved by experienced and highly accomplished members of the global meeting industry community, showing the business standard of excellence for meeting professionals, held by less than 1,000 Meeting Planners worldwide.

Meagan Bio
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Meagan Bowker, CAE

Director of Association Management - NY

Meagan Bowker is a Senior Association Manager and Section Head with Capitol Hill Management Services where she currently oversees the Association Management Department and serves as the Executive Director of the American Society for Precision Engineering (ASPE), Executive Director of the American College of Epidemiology (ACE), and Executive Director of the Association of Healthcare Value Analysis Professionals (AHVAP). Ms. Bowker has demonstrated success in overseeing strategic planning and the implementation of her association partners’ long and short-term goals.


Ms. Bowker is a Certified Association Executive (CAE) and was named the 2019 Rising Star by the Empire State Society of Association Executives for demonstrating extraordinary potential for future leadership in association management. She is also a graduate of the Empire State Society of Association Executives Association Leadership Academy.


Meagan serves as a Director of the Empire State Society of Association Executives (ESSAE) Board of Directors and is Co-Chair of the Strategic Partnership & Marketing Engagement Committee.

Karen Bio
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Karen Miles, CAE, CMP

Director of Association Management - NC

Karen Miles, CAE, CMP is the Director of Association Management with Capitol Hill Management Services in our North Carolina office where she provides oversight and support to the Association Managers and serves as the Executive Director of the Association of Technology Management and Applied Engineering. 

Ms. Miles is a proven leader and has over 20 years of experience with integrating technology and project management resources to lead strategic planning, budget development, conference and program planning, marketing and membership retention goals. 

Ms. Miles is both a Certified Association Executive (CAE) and a Certified Meeting Professional (CMP), and is a graduate of University of Maryland and has a degree in Business Administration.

She is an active member of the Association Executives of North Carolina (AENC) and the American Society of Association Executives (ASAE).

Mike Bio
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Michael Breslin

Director of Association Management - NY

Bio coming soon...

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