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Multifamily property management company

Grace in Leadership.Grit in Execution.Growth for Those We Serve.

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How we lead,
execute, and grow.

Onyx Multifamily Group is a performance-driven multifamily management firm built on disciplined leadership and thoughtful stewardship. We believe strong outcomes start with how you lead and are sustained by how you execute. By investing in exceptional people and equipping them with clear structure, modern tools, and accountability, we create lasting value for residents and clients.

Our mission is to unlock the full potential of every asset through elevated performance, guided by disciplined leadership, operational consistency, and accountability.

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Ann-Marie Bomba
Our leadership

Founder and Chief Executive Officer of Onyx Multifamily Group, where she leads firm with disciplined leadership, operational clarity, and long-tern view of performance. With decades of experience in multifamily property management, Ann-Marie has built and led portfolios across conventional, affordablle, mixed income, and complex lease-up environments, delivering measurable results for property owners and investors.

Throughout her career, Ann-Marie has been responsible for asset optimization, operational strategy, compliance oversight, and portfolio growth across multiple markets. She is known for her hands-on leadership style and her ability to build high performing teams supported by clear systems, accountability, and scalable processess that drive durable value.

Ann-Marie founded Onyx Multifamily Group to set a higher standard for modern property management, one rooted in integrity, accountability, and execution. Under her leadership, the firm focuses on tailored operating strategies that align disciplined performance with resident experience and owndership objectives.

A committed mentor and culture builder, Ann-Marie believes strong communities are created through empowered teams and consistent leadership. Her approach continues to shape ONYX as a trusted, performance-driven management partner built to operate with grace and execute with grit.

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