Our Staff

Management Team

Sabrina Saunders Mosby President & Chief Executive Officer
Sabrina Saunders Mosby currently serves as President and Chief Executive Officer for Vibrant Pittsburgh, a premier economic development organization working to attract, retain, and elevate a diverse regional workforce. 

Sabrina has a broad background of executive leadership experience with a variety of nonprofit organizations, and government offices at the local and federal level. She is deeply involved in public service, as well as political and community organizations, serving on numerous nonprofit boards and in a variety of leadership roles. 

Sabrina is an alumnus of Leadership Pittsburgh’s LDI XVII, was named the inaugural Young Professional of the Year by the NAACP–Pittsburgh Unit, received the NSI Community Spirit Award for her selfless commitment to the greater Pittsburgh community and was named a finalist for the Pittsburgh Young Athena Award.

Lora McKnight Vice President, Programs and Services
Lora McKnight serves as Vice President, Programs and Services for Vibrant Pittsburgh, responsible for strategic programmatic leadership and development for the organization. Previously, Lora worked with The National Alliance on Mental Illness (NAMI) Southwestern PA and Chatham University. Lora received her MLIS from the University of Pittsburgh.


Kate Madey Office Manager
Kate Madey serves as Vibrant Pittsburgh’s Office Manager and is responsible for coordinating all office functions and providing administrative support. Her responsibilities include accounts receivable/payable, payroll, vendor inquiries and assistance, member and Board of Directors assistance, and staff support including calendar coordination, meeting arrangements and program and event support. Kate is a creative, motivated and self-directed professional with over twenty years of experience in both nonprofit and for-profit industries. Kate is a native Pittsburgher, has a Bachelor of Arts degree in English from Point Park University and enjoys writing, singing and tutoring in her spare time.

Silvia Boselli Member Services Associate
Silvia has lived in Pittsburgh for the past 9 years, but she is originally from Peru. Before coming to Vibrant Pittsburgh she worked as a volunteer at the Hillman Cancer Center as a research assistant for the Biobehavioral program. She went to college while living in the UK and has a Bachelor’s degree in Sociology and Social Policy from the University of Southampton, UK. She speaks Spanish, English and French as she also lived in France for 4 years.

Alexandria Johnson Workplace Solutions Analyst
 Alexandria Johnson serves as the Workplace Solutions Analyst, responsible for managing all Vibrant Pittsburgh data, research initiatives, as well as projects for all member organizations. Prior to joining the Vibrant team, Alexandria was employed with Highmark Health as a Diversity & Inclusion Specialist.

She holds a Bachelor of Science in Organizational Psychology with minors in Supply Chain Management and Management from The Pennsylvania State University obtained in May 2018. She spent a few years conducting global research studies related to teaching creativity in adults, language, and global workplace environments (which was translated into three different languages and administered in five different countries). From her extensive global research, engagement within corporate diversity, and study abroad experience, she has grown to understand the importance of cultural competency and embracing diversity. 

Patricia Bucek Membership and Special Events Liaison
Patti has been planning and executing events for over 20 years – everything from corporate conferences featuring nationally-known speakers to non-profit fundraising concerts and galas.As Membership and Special Events Liaison, Patricia Bucek is responsible for overseeing the 2021 Regional Economic Inclusion Summit. 

Patti was recently named to the Pennsylvania Commission for LGBTQ Affairs. Patti's previous roles include Vice President at the Harrisburg Regional Chamber and Capital Region Economic Development Corporation, Executive Director of the Kidney Foundation of Central Pennsylvania, and the Director of Business Development for Senior Health Management and a Program Director for UPMC Pinnacle (Harrisburg). 


Aaron Ventresca Intern
Aaron has been an intern with Vibrant Pittsburgh since the Fall of 2018 and enjoys furthering our mission in a variety of capacities. He is a senior at North Catholic High School who is heavily involved in theatre throughout the Pittsburgh area. Aaron has been recognized as a National Merit Scholar (’20), College Board Distinguished Scholar, (’19), Coca-Cola Scholar (’20), and member of American MENSA. He speaks Spanish and enjoys composing music in his spare time.