Staff Profiles

Senior Leadership

Sallie L. Matthews, President and CEOJason Levine, Vice President Information TechnologyChristina Kasendorf, Vice President, Association ManagementDale Dullabaun, Director of Finance and AccountingBarbara Berci, Founder
Sallie Matthews, President & CEO

Sallie Matthews,
President & CEO

Sallie Matthews, President & CEO, has spent more than 20 years with BSC Management. With two decades of association management, conference and project management experience, she is the quintessential strategic thinker and detail person. A graduate of Indiana University, she serves as Executive Director for BSC’s largest client, the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES). Sallie is a member of the Forbes Non-Profit Council. She has been directly responsible for planning more than a dozen major conferences for several thousand delegates each, and has overseen more than 50 regional meetings or training courses in the US and abroad. Mrs. Matthews’ expertise includes the following:

  • Association and Complex Project Management
  • Conference management and policy
  • Site selection
  • Hotel contracts and negotiations (she’s THE expert)
  • Vendor contracts
  • Budgets and fiduciary oversight; she is innately and uniquely “in the black”
  • Negotiation of vendor contracts;
  • Communications with and advisor to organizational leadership
  • Strategic planning

In addition to BSC, Sallie enjoys singing, serving on the San Fernando Valley Rescue Mission Advisory Board, and parenting teenage kids..

Education: BME, Indiana University

(With BSC since 1993)

Jason Levine, Vice President

Jason Levine,
Vice President

Jason Levine has more than 22 years experience in database design and has been a web developer since 1994. He is a strategic thinker and innovative planner. He has kept BSC’s clients on the forefront of the technology wave.
Mr. Levine’s areas of expertise include:

  • Development of online meeting registration systems
  • Business development
  • Strategic planning
  • Web site planning and design
  • Content Management Systems
  • Programming
  • Traditional and Social Media Marketing
  • Mobile web site and app development

Jason holds a Bachelor of the Arts from UCLA.

(With BSC since 1993)

Christina Kasendorf, Vice President

Christina Kasendorf,
Vice President

Christina Kasendorf, Vice President, Association Management has more than ten years of association and conference/meeting planning experience. She has been instrumental in planning more than two dozen conferences in the US and abroad and manages several of BSC’s largest organizations. She is at once a partner, practitioner and advisor to her associations’ leadership.

Christina’s expertise includes the following:

  • Medical association management and organizational expansion
  • Development and operation of learning centers
  • Design strategy and distribution of promo and marketing materials
  • Long-term strategic planning as well as execution of leadership retreats
  • Budget development and oversight
  • Development and operations of hands on courses (animate and inanimate)
  • Surgical education and fellowships
  • Vendor contracts

Christina holds a Bachelor of Arts from Villanova University where she majored in Communication and minored in English.

(With BSC since 2003)


Dale Dullabaun, CFO

As Director of Finance and Administration, Dale oversees the accounting and other administrative functions of BSC Management and its client organizations, working closely with the executive directors and treasurers of each organization on budget and financial matters. Dale holds a B.S. in Accounting Theory & Practice and an M.S. in Business Administration, Management.

(With BSC since 2001)

Barbara Berci, Founder and Chairman

Barbara Berci,
Founder and Chairman

Barbara Berci, Founder (1942-2018), was a leader in meeting and event planning, association management and com­munications for more than 30 years. Mrs. Berci was an imaginative thinker, problem solver, and idea person. After 25 years of creative leadership, Barbara stepped down as CEO and President in 2008. She passed away in 2018 after a short but fierce battle with cancer.

She managed the growth of one association from 300 members to more than 6,000, while presiding over an income growth with a factor of 50+. The same client’s first scientific meeting attracted 110 registrants and 9 exhibitors in 1986. It now attracts about 2,500 registrants and 100 + exhibitors annually. She has had oversight of more than 30 major conferences and 50 meetings and courses. She has operated several major community events including one that attracted more than 100,000 attendees.