Clarence Castner

Clarence Castner brings a distinguished blend of executive leadership, strategic acumen, and asset management expertise to his real estate career—delivering a disciplined, discreet, and results-oriented approach to every client engagement. With decades of experience leading philanthropic and financial organizations, Clarence serves buyers and sellers in the Hamptons with the same integrity and precision that defined his success in the nonprofit and investment sectors.

Before transitioning to real estate, Clarence served as President and CEO of the University of Nebraska Foundation, where he spearheaded nationally recognized fundraising campaigns and oversaw a $1.8 billion endowment. His tenure was characterized by a data-driven approach to growth, an unwavering focus on donor priorities, and a commitment to high-impact, high-integrity transactions. He later co-founded Panorama Point Partners, a private equity firm, where he cultivated complex financial relationships and identified long-term value across diverse markets before successfully exiting the venture.

Today, Clarence applies this breadth of experience to luxury real estate in Bridgehampton and the greater East End. He specializes in high-end residential properties and investment-driven transactions, leveraging decades of strategic planning and capital management to provide sound guidance and deliver clear value at every stage of the process. His clients benefit from an executive-level perspective—paired with a genuine dedication to their goals.

Widely respected for his professionalism, ethical rigor, and sharp negotiation skills, Clarence is a trusted advisor in one of the nation's most competitive markets. He offers not only insight and discretion but also a calm, strategic presence that inspires confidence and delivers results.