Our Staff

SHEILA GUSTON, M.A., C.A.E.: President

Sheila holds a M.A. in Communications from William Paterson University with a concentration in television communications. Sheila is also a Certified Association Executive and has held leadership positions with NYSAE, ASAE and AMCI. She has spent her career in the non-profit sector. She has served as an in-house Executive Director for two large international associations and a state-wide chapter of an national organization. She founded TMS in 2000 to provide management services to associations and other non-profit organizations who elect not to hire their own staff. With TMS, Sheila has guided numerous clients through the start-up process, through difficult economic times and through growth phases. She is a skilled strategic planner and counsels clients on membership development, board governance, event planning, development of non-dues income and other funding raising efforts, and budgeting and financial management. Sheila has also served on non-profit and association boards.

DEBRA E. GUSTON, M.A., J.D., C.A.E.: Vice President

Deb earned her B.A. cum laude from Mount Holyoke College, a M.A. from Emerson College and a law degree from Cardozo School of Law. She is a Certified Association Executive and has focused her continuing education efforts in marketing, branding, event planning and governance for non-profit organizations. Deb works with clients in formation and tax-exempt applications; 990 compliance; marketing and re-branding; event planning; contract reviews; strategic planning and grant research and fund raising. Deb is a board member of several significant professional associations and non-profits and is the Managing Director of a NYC-based theatre company.

AMANDA GORUN: Project Manager

Amanda holds a B.A. in Communications from William Paterson University. An experienced administrative assistant, she joined TMS after working in a law firm for several years. Amanda manages client membership databases; coordinates client communications and meeting registration; develops membership and conference materials. She also is proficient in web site management and the development of e-newsletters. Amanda’s experience with TMS also includes meeting planning services. She has continued her professional development by taking courses in meeting planning, technology and association management.

SANDRA MAGNIFICO: Bookkeeper

An experienced bookkeeper, Sandy also works for a large fast-food management company and a law firm.

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