Prosperity Partners, which is located in the windy city of Chicago and offers tax preparation, client accounting and transaction support services has, through a joint agreement, decided to take a majority investment for its growth from the Lightyear Capital private equity firm. Existing investor Unity Partners However will maintain its minority stake. Prosperity was established in the year 2003 and it offers services to high net-worth individuals, family offices and entrepreneurial businesses through the National platform. Their workforce consists of over 250 employees working in nine offices across the United States. The investment from Lightyear Capital tends to fuel the company’s expansion through developing new talents, investing in technology, automation, and making strategic acquisitions.
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As part of the transaction, Prosperity Employees who have joined the Employee Purpose Plan, which was established by company founder and chairman Bill Pomerantz will receive approximately $18 million from company through the Employee Purpose Plan and this was a key feature of the recent acquisition. The deal, expected to close in the third quarter of 2026 pending regulatory approvals, follows Prosperity’s rapid growth, including nine strategic acquisitions and recognition as one of Accounting Today’s Fastest Growing Firms. “As we enter our next stage of growth supported by the outstanding Lightyear team, we are eager to pursue our lofty strategic goals and to continue to provide premier services to high net-worth individuals, family offices and closely held businesses,” said Jeremy Dubow, CEO and Co-Founder of Prosperity. “With significant employee growth and enhancements to key processes, systems and services, I am extremely proud of everything we have achieved alongside Unity Partners and am ecstatic for our employees to reap the rewards of our Employee Purpose Plan.”

