Greenstone Partners and ISS Expand Leadership Teams

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Several real estate firms, including Greenstone Partners, ISS, Brennan Investment Group, Ambrose, and PREMIER Design + Build Group, have announced new leadership hires and promotions across their Chicago and North America operations. The appointments span roles in investment sales, corporate real estate solutions, development management, and construction leadership.

Why it matters

These leadership changes reflect ongoing organizational investments by prominent real estate firms to bolster their capabilities in key markets like Chicago and across the broader Midwest region. The new hires and promotions signal a commitment to growth and expansion of services to meet evolving client needs.

The details

Greenstone Partners has hired Alex Cohen as an investment associate, bringing advisory experience across more than $315 million in urban Chicago investment sales and nationwide capital markets transactions. ISS has appointed Brian Velo as senior vice president of sales for ISS North America, with prior experience at CBRE and Cushman & Wakefield. Brennan Investment Group has promoted Harrison Wright to vice president of corporate real estate solutions, focused on strategies involving surplus real estate assets and sale-leaseback structures. Ambrose has elevated Dan Kmiecik and Todd Justus to senior development manager roles, and David Dunbar to market officer. PREMIER Design + Build Group has promoted Dan Taylor to vice president of its Columbus office, leveraging his 20+ years of construction experience.

• The leadership changes were announced on March 12, 2026.