Heitman Names Sach Diwan Chief Information Officer to Lead Data and AI Transformation
Heitman LLC, a global real estate investment management firm, has appointed Sach Diwan as Chief Information Officer, the company announced. In the role, Diwan will co-head Heitman's Data & Technology team with a focus on business application modernization and data and AI transformation efforts. He will also join Heitman's Global Management Committee.
Leadership Background and Prior Experience
Diwan brings more than 25 years of experience leading technology, data, and digital transformation initiatives across financial services and investment management organizations. Most recently, he served as Managing Director and Global Head of Technology at LaSalle Investment Management, where he oversaw global IT, data, and digital strategy, as well as enterprise platforms, proptech initiatives, and advanced analytics including artificial intelligence and automation.
Earlier in his career, Diwan held senior technical leadership roles at Northern Trust, where his responsibilities spanned product management, data science, client implementations, and digital solutions. The firm said he has extensive experience scaling global teams, modernizing technology platforms, and partnering with business leaders to support growth and operational excellence.
"We are thrilled to welcome Sach to Heitman," said Maury Tognarelli, Chief Executive Officer at Heitman. "With more than 25-years of experience leading technology, data, and digital transformation across financial services and investment management organizations, he brings a wealth of knowledge that will serve as a catalyst for innovation across the organization."
Academic and Professional Credentials
Diwan holds a bachelor's degree in public administration from Virginia Tech, a master's degree in health administration from George Washington University, and a master's degree in computer science from the University of Chicago. He also holds a Chief Data Officer certification from Carnegie Mellon University and a Chief AI Officer certification from the University of Chicago Booth School of Business.
Context: Heitman's Recent Activity
The appointment comes as Heitman has been active across its investment platform. In January 2026, the firm announced the final close of Heitman Value Partners Fund VI, with $2 billion in commitments — exceeding its $1.75 billion target and reaching the fund's hard cap — making it the firm's largest closed-end fundraise to date. Investors also committed an additional $620 million in co-investment capital. Combined with estimated leverage, the firm said the fund should provide approximately $6.55 billion in deployable capital.
In January 2026, Heitman acquired a nine-asset residential portfolio in Fukuoka, Japan, and the Tosu Central Distribution Center, which the firm described as the largest single-asset logistics transaction of its kind in the region. In February 2026, Heitman and Erben announced a joint acquisition of a site in Perth, Australia, to be developed into what the firms described as Western Australia's largest purpose-built student accommodation asset in the Perth CBD.
The firm also closed an $806 million real estate debt fund in early 2025, exceeding its $600 million fundraising goal, and acquired an industrial warehouse asset in Norfolk, Virginia, comprising more than 300,000 square feet.