JEFF SHULMAN
PRESIDENT
A creative and dynamic convention management executive, Jeff Shulman established and oversees Scott Circle’s event, conference and destination management capabilities.
Prior to joining Scott Circle in 2013, Jeff spent more than a decade as the Director of National Events at an international nonprofit where he was responsible for the implementation of domestic and overseas conferences and programs. Among his responsibilities, Jeff led the planning process and execution of the organization’s citywide 13,000 person annual gathering in Washington D.C. In addition, Jeff led the preparation and implementation of more than 350 annual events, including board meetings, leadership development programs, donor appreciation and membership recruitment events. In the international arena, he planned and led leadership delegations overseas to meet with senior government officials in prominent world capitals.
Jeff began his career as a member of the national advance team for a presidential campaign. Following the campaign, he served on the President’s Inaugural Committee and was later appointed as a Special Assistant in the Office of Public Liaison at the White House. He also directed all event logistics for the 1997 G-8 Environment Ministers Summit in Miami, Florida and served as the Director of Advance in the Office of the Vice President.
Jeff holds a bachelor of arts in history from Brandeis University.
NOA RABINOWITZ
VICE PRESIDENT
Noa Rabinowitz brings nearly a decade of experience managing and executing events, generating media coverage, and fostering lasting partnerships with clients and vendors.
Prior to her tenure at Scott Circle, Noa served as the Deputy Director of National Events and day-to-day team manager for an international non-profit that hosted hundreds of annual events. Ranging from small board meetings to a 13,000 person, three-day conference, Noa has shepherded countless events from concept to completion and prides herself on her devotion to all details, big and small.
Noa began her career as a public relations specialist in New York City where she directed media outreach for the publishing and entertainment industries. She later transitioned to the Washington, DC market where she developed and executed media strategies for prominent clients in the healthcare industry.
Noa holds a bachelor of arts in American Studies from Barnard College of Columbia University in New York City.
CLAIRE NOBLE
MANAGING DIRECTOR
Claire Noble is an experienced project manager whose diverse event background brings creativity and versatility to the Scott Circle Events team. Pairing logistical expertise and an eye for complex details with top line strategy, she is a professional and effective team leader with a proven track record of bringing projects to fruition.
With a background in government initiatives and strategic partnerships, Claire brings her reputation for building and maintaining relationships through strong communication skills and reliability to her work with both federal and corporate partners. She has managed a broad portfolio of event and conference clients for the company and she brings a depth of experience in overall event strategy and ideation, registration, hotel management, food and beverage coordination, stage production, vendor oversight, program development, security, and crowd logistics.
Before joining Scott Circle Events, Claire served as Special Assistant to the Chairman at the National Endowment for the Humanities (NEH) where she worked in Congressional and White House Affairs. During her tenure, she conceived and implemented intergovernmental initiatives, conducted targeted outreach to constituent groups, managed messaging and publicity for NEH-funded projects, and organized major events highlighting NEH programming. Claire holds a BA in English Literature from Swarthmore College in Pennsylvania and completed graduate work at the School Media and Public Affairs at George Washington University.
SIENNA GIRGENTI
MANAGING DIRECTOR
Sienna Girgenti has centered her career around intentional, high-impact relationship building, program management, and immersive experiences. She joined Scott Circle Events in 2021, bringing with her fourteen years of experience across the legislative, diplomatic, and non-profit sectors.
In her current role as managing director of Scott Circle Events, Sienna is responsible for design and execution of mission-driven events for the company’s largest client portfolio, the Jewish Federations of North America. In this capacity, she manages the end-to-end lifecycle of operations across multiple programs, navigating seamlessly between generating big ideas, driving process improvement, and executing event details. In her personal time, Sienna consults for the Memorial Foundation for Jewish Culture, where she has developed innovative virtual and blended learning modules and scaled leadership pipelines for a global network of over 1,000 alumni of the Foundation’s flagship Nahum Goldmann Fellowship.
Sienna has built a reputation for thinking strategically and expansively at the nexus of purpose and practice. She previously served as program director for strategic engagement at B’nai B’rith International where she was recognized as a leader in the creative development of compelling programs and cultural diplomacy initiatives. During her tenure, she oversaw dozens of special functions annually—including VIP delegations, immersive intergenerational exchanges abroad, fundraising and business development events, and policy conferences—driving meaningful impact through advocacy, education, and storytelling.
A native of Philadelphia, PA, Sienna graduated with honors from the American University where she received a Bachelor of Arts in International Studies.
NATALIE WOLPERT
SENIOR ASSOCIATE DIRECTOR
Serving as the day-to-day client contact and attendee interface for a variety of projects, Natalie brings an unmatched sense of positivity and creativity to each undertaking. By identifying key components and assisting in developing, budgeting, and implementing aspects of a project, Natalie routinely works to ensure client satisfaction in all aspects of the event.
Prior to joining the esteemed team at Scott Circle Events, Natalie completed the Events and Partnerships Apprenticeship with The Studio Theatre and was an essential member of the Development team. During her time at the theatre, she played an integral role in the planning and execution of the events sponsored by the theatre, including eight opening night receptions, an open-house fundraising event, and a 40th Anniversary Gala.
Natalie holds a BA in Theatre Arts and a minor in Economics from Clark University.
CATHERINE ONTKO
ASSOCIATE DIRECTOR
Catherine Ontko has centered her career around being client focused, energetic, positive, and having a creative approach to events. She is passionate about working with clients on a day-to-day basis and taking the clients vision and turning it into a reality. Catherine also thoroughly enjoys building professional relationships with her clients, vendors, and attendees. When it comes to event planning, she takes a detail-oriented approach to event logistics to ensure client satisfaction throughout the planning and execution process of the event.
Prior to joining the Scott Circle Events team, Catherine worked in the San Francisco Bay Area as the Private Events Manager of the Bohemian Club, an esteemed private city club. During this position she planned and executed many weddings, multi-course wine dinners, anniversary parties, celebrations of life and other special events. In this position Catherine really honed her event planning skills and grew as a professional. At the beginning of her career, she was the Assistant Restaurant Manager at Medinah Country Club and held a vital role in executing the BMW Championship held at the club in 2019. Catherine also previously did many hospitality internships during her college career where she learned extensively about events and serving others at the Cosmos Club located in Washington D.C., the Bohemian Club in San Francisco, California, and the Stamford Yacht Club in Stamford, Connecticut.
Catherine holds a BS in Hospitality Management and a minor in Business from James Madison University. Catherine is also continuing her education by pursing her master’s degree in Tourism Administration with a concentration in meetings and events. She is expected to graduate in December 2023.
