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David G O'Neil
DAVID G. O'NEIL | CEO & FOUNDER

David O’Neil is the Founder and CEO of Brynn Grey, established in 1994 with a mission to create real neighborhoods with a sense of community and place. His portfolio includes the world’s highest transit-oriented development, anchored by Whole Foods Market; Wellington Neighborhood in Breckenridge; Peak One Neighborhood in Frisco; and Eighth & Pearl Shops & Residences in Boulder. His work has earned national recognition, including the EPA National Award for Smart Growth Achievement, a Congress for the New Urbanism Charter Award, and an HGTV feature on The Dream Builders. An inventor and patent holder, David holds a BA and JD from the University of Denver and a Master of Public Administration from the University of Colorado. He has spoken nationally on traditional neighborhood development and public-private partnerships.

A proponent of Conscious Capitalism, David believes businesses should serve, create place, and connect people. He divides his time between Boulder, Colorado’s high country, and Washington, DC. He has two children, both honors graduates of the University of Virginia, and enjoys ultralight backpacking, hiking, swimming, sailing, ski touring, and yoga.

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SAMANTHA G JORDAN
Marketing + Design Director

Samantha brings over two decades of experience in graphic design, marketing, and brand strategy to her role as Marketing + Design Director at Brynn Grey. With a background that spans in-house creative direction, agency work, and independent consulting, she has led the development of integrated campaigns across digital and print, video and photography, signage, and web.

Her work combines storytelling and strategy, helping brands and developments express a clear, compelling identity. Samantha holds a BA in Graphic Design and Business from William Woods College, with additional design education from the Massachusetts College of Art, RISD, and the Cleveland Institute of Art. She is passionate about design as a tool for creating meaningful connections and vibrant community. Samantha lives in Boulder, CO and has two daughters living in NYC, NY.

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Carol March
Director of Finance

Carol has been a member of the team since 2000, and oversees all the Brynn Grey company’s finances, accounting and banking relationships. She and her husband have lived in Boulder for over 52 years, and they have three children.

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ERIN BALTHAZOR
Sales Team Lead

Erin brings a background in medical sales and a Bachelor of Science in Biochemistry to her role at Brynn Grey. A Frisco local and avid mountain biker, climber, and skier, she understands firsthand the mountain lifestyle that draws people here. Naturally outgoing and deeply people-oriented, Erin is known for building genuine relationships and making clients feel immediately at ease.

Known for her consultative, relationship-driven approach, Erin partners closely with buyers to understand not just what they need in a home, but how to achieve the lifestyle to which they aspire. Her transition into real estate reflects a natural extension of Brynn Grey’s mission: solving problems, creating place, and fostering meaningful connection.

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Michael Gardner
Chief Operating Officer

With an extensive background in managing high-growth startups, Michael runs BRYNN GREY’s IT and daily operations. Michael is a licensed airline pilot, and has traveled all over the world. He now splits his time between Boulder, CO and Las Catalinas, Costa Rica with his wife. He has a daughter recently graduated from Colorado College.

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Alexandra Erickson
Associate Developer

Alexandra is Director of Strategic Initiatives, where she works at the intersection of design, policy, and market strategy to support early-stage development decision-making. With a foundation in architecture and a Bachelor of Environmental Design from the University of Colorado Boulder, she brings a systems-oriented approach to evaluating sites, shaping development pathways, and framing complex problems in ways that support clarity and action.

Her work focuses on translating regulatory, spatial, and operational constraints into structured frameworks, tools, and visual narratives that inform acquisition strategy, entitlement planning, and internal alignment. She is particularly interested in how creative problem solving, analytical rigor, and clear communication can expand what is feasible within complex regulatory and market contexts.

Working closely with architects, engineers, consultants, and leadership, Alexandra bridges concept, analysis, and execution — supporting innovative, resilient, and commercially grounded projects that advance Brynn Grey’s broader development vision.

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Camilla Gardner
Project Manager

Camilla brings a strong background in sustainability consulting and finance to Brynn Grey’s development team. She holds a double major in economics and environmental chemistry from Colorado College and is a LEED Green Associate.  Committed to the triple bottom line — balancing people, planet, and profit — Camilla supports the planning and execution of innovative, community-focused developments that reflect Brynn Grey’s mission to solve problems, create place, and connect people.