About Us

A Trusted Buyer for Residential Portfolios

Whether you’re exiting a portfolio, simplifying your holdings, or repositioning your capital, Oakman provides a disciplined acquisition process designed to move forward with confidence.

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Meet Our Team

Oakman is led by a hands-on team responsible for acquisitions, operations, and management.

Professional headshot of Zach Tsakiris, Chairman of Oakman real estate investment firm
Zach Tsakiris
Chairman

Born in Dallas and based in Manhattan, Zach brings a disciplined, long-term perspective to business and real estate. As Chairman of Oakman and founder of the legal technology company Fastwill.com, he provides strategic direction shaped by his experience building and scaling ventures. His leadership emphasizes capital discipline, conservatively structured growth, and long-term value creation across the portfolio.

Professional headshot of Zane Tsakiris, Chief Executive Officer of Oakman
Zane Tsakiris
Chief Executive Officer

Born in Arizona and now based in Manhattan, Zane founded Oakman with the vision of building a premier owner and operator of single-family home portfolios throughout Metro Detroit. As Chief Executive Officer, he leads the firm’s acquisition strategy, underwriting, and portfolio operations, guiding Oakman’s continued growth through disciplined acquisitions, operational consistency, and a long-term ownership philosophy.