Team Preface

LUKE COOPER

A serial entrepreneur, growth leader, and author, Luke Cooper is an Investing Partner at Preface Ventures. Previously, Luke was General Partner at Baltimore-based Latimer Ventures, a $15M investment fund focused on supporting underrepresented enterprise technology founders with capital and expertise to scale and exit their businesses. In his non-profit activity, Luke aims to elevate the experience of under-represented tech entrepreneurs, providing training curriculum and advisory services to small minority businesses as well as strategic connections with local procurement budgets.

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Luke has served as a Board Trustee at the University of Maryland Baltimore, an organization with nearly $1B in endowment. He has also previously been appointed by Governor Hogan as a member of the Maryland TEDCO Board of Directors, a $250M organization focused on providing startup funding, resources and connections to early stage technology and life sciences companies. Luke holds a JD from Syracuse University, an MBA from Babson College, an M&A Certificate from the University of Chicago and a BASc from Adelphi University, where he was a scholarship Men’s Basketball player.

TONI ALEJANDRIA

As a Principal, Toni brings her years of experience as a leading community builder and experience designer with a background in marketing with organizations including Summit Series, Zenreach, REALITY, and Tilt. Her skills have brought her around the world working with partners and companies in regions including the United States, South America, the Middle East, and more. She brings a unique approach to the Preface team cultivating the LP and portfolio company communities and investing in Preface’s Ascent companies. 

Toni is passionate about how people connect, immersive experiences, and costume design.

Julie Arndorfer is a venture and cybersecurity GTM leader with deep relationships across a 300+ executive community of CISOs, CIOs, and CTOs. In her role leading Preface’s executive engagement, she connects founders and investors with critical operator insight to strengthen diligence, refine GTM strategy, and accelerate product-market fit. Julie brings a decade of experience supporting investment teams and portfolio companies through insight-driven community building and high-impact sales and ecosystem initiatives, and holds a B.S. in Business Management from the University of Arizona.

KATIE REINERT

Katie is an Executive Assistant at Preface, known for her exceptional organization and operational expertise. With a background in management, she brings a proactive and detail-oriented approach to supporting the team. Her experience assisting a private chef and managing high-end salons has honed her skills in scheduling, logistics, and seamless day-to-day operations.

Outside of work, Katie is passionate about long-distance running, health and wellness, and creative expression through art. She also loves spending time with her two dogs, embracing an active and balanced lifestyle.