Oakline Properties acquires ResidentialOne, expanding affordable housing management platform. June 18, 2026 Oakline Properties has acquired ResidentialOne Management and its affiliated maintenance and inspection business, Professional Renovations Inc. (PRI), significantly expanding its presence in the affordable housing property management sector across the Mid-Atlantic region. Financial terms of the transaction were not disclosed. The acquisition adds more than 12,500 affordable housing units across over 120 properties in Maryland, Virginia and Washington, D.C. to Oakline's growing platform. The deal marks Oakline's fourth acquisition since its launch in 2025 and increases the company's national portfolio to more than 80,000 units under management. Headquartered in Columbia, Maryland, ResidentialOne has spent more than 25 years building a specialized affordable housing management business. Originally founded as Equity Management before rebranding to ResidentialOne in 2015, the company has developed a reputation for regulatory compliance, operational performance and long-standing relationships with property owners throughout the region. A key differentiator for the business is its in-house maintenance and inspection division, Professional Renovations Inc., which provides compliance-focused services designed to help property owners maintain regulatory standing while optimizing property performance. ResidentialOne has consistently achieved U.S. Department of Housing and Urban Development inspection scores above regional averages, an important metric for owners of affordable housing assets. "We built ResidentialOne with a commitment to doing affordable housing management the right way: through strong compliance, genuine relationships with residents and owners, and a team that takes real pride in the work," said Tony Ross, president of ResidentialOne. "We were deliberate in choosing a partner, and Oakline's approach to supporting local operators and investments in technology gave us confidence that this is the right next step for our team and clients." The acquisition aligns with Oakline's strategy of partnering with established property management firms while preserving local leadership and operating independence. Backed by Alpine Investors, Oakline was launched to acquire and support property management businesses through investments in technology, talent development, operational improvements and expanded service offerings. ResidentialOne will continue operating under its existing brand and leadership team. Ross will remain president of the company, while Louis Sigalas will continue serving as chief financial officer. Both executives will retain equity ownership stakes following the transaction. "ResidentialOne is exactly the kind of company we want to partner with," said Amanda Sayigh, chief executive officer of Oakline. "Tony, Louis and the team run a high-quality operation with a demonstrated track record, differentiated service offering, and are deeply trusted by their clients and the communities they serve. This partnership expands Oakline's affordable housing presence and brings a compliance playbook we're excited to invest in." The acquisition strengthens Oakline's position within the affordable housing sector, a market segment that continues to attract investment as demand for professionally managed affordable housing remains high across major metropolitan areas. Compliance requirements, evolving regulations and increasing operational complexity have also created opportunities for specialized property management firms with deep expertise in affordable housing programs. For Oakline, ResidentialOne brings not only scale but also specialized capabilities in compliance management, inspections and maintenance services. The addition of PRI provides an integrated service model that can help property owners manage both operational and regulatory requirements more effectively. The transaction also expands Oakline's geographic footprint in the Washington-Baltimore corridor, one of the nation's largest affordable housing markets. ResidentialOne's established relationships and regional expertise are expected to complement Oakline's broader platform strategy. ResidentialOne joins Oakline's existing portfolio of property management companies, which includes Cirrus Asset Management, Drucker + Falk and Four Star Realty. Together, these businesses form a growing national network focused on property operations, resident services and asset performance. As consolidation continues across the property management industry, Oakline is positioning itself as a platform for founder-led businesses seeking growth capital, operational resources and long-term succession solutions while maintaining their local identities and market expertise. With the addition of ResidentialOne, Oakline deepens its affordable housing capabilities and expands its scale in a sector where operational excellence, regulatory compliance and resident satisfaction remain critical drivers of long-term performance.

NEW YORK--(BUSINESS WIRE)--Jun 18, 2026-- Oakline Properties (“Oakline”) today announced the acquisition of ResidentialOne Management (“ResidentialOne” or “Res1” or the “Company”), and its affiliated maintenance and inspection services arm, Professional Renovations Inc.