Power of Collaborative Teamwork
Jeremy Y. Rieder
Founder, President & CEOAs Founder, President, and CEO of Onyx Partners, Jeremy Rieder directs the company’s process and policy as it relates to acquisitions, dispositions, asset management, and financing. Jeremy is a hands-on leader with vast experience across all aspects of real estate. He is highly regarded for his instinctive ability to recognize neighborhoods and properties with untapped potential as well as for his knack in maintaining outstanding relationships within the professional community.
Philip J. Rubinstein
Chief Operating OfficerPhilip J. Rubinstein oversees the company’s portfolio. Detail and relationship-oriented, Philip brings a wealth of experience to Onyx Partners. Prior to joining the Onyx team, he spent 26 years at JP Morgan Chase where he managed teams in Europe, Asia and throughout the US. This included his former positions as CFO of Commercial Real Estate Finance when the bank was the largest nationwide construction lender; as CFO to Chief Credit Officer in support of all commercial and corporate credit risk, including loans, derivatives and workout portfolio; and as Director of Finance for the Treasury Services Division.
Philip earned his BA in Economics from City College of New York and his MBA in Finance from Bernard Baruch College.
Naftali Leiser
Chief Financial OfficerNaftali Leiser is Onyx Partners’ CFO and has been with the company since its inception. Naftali is involved in all aspects of the lifecycle of real estate, overseeing financial operations, including risk management, deal and P&L analysis, institutional reporting & auditing and tax planning strategies.
Naftali’s strong analytical, financial and operational skills serve as an ongoing catalyst to spur the company's growth and expansion.
Ben Foxman
President of Asset Management.Ben Foxman combines his vast knowledge of real estate markets with meticulous attention to detail to ensure the success of every Onyx property. An effective communicator, Ben ensures his team is consistently up-to-date and aligned around their goals. Prior to joining Onyx Partners in 2021, Ben held senior positions in Amtrust Realty and The Walden Group, where he acquired a wealth of experience in asset management, property analysis and due diligence across all asset types.
Meir Goldman
Director of AcquisitionsMeir is an empowering force in identifying, evaluating and negotiating key property acquisitions. Equipped with an abundance of prior real estate experience, he has lead his team in successfully directing $300 million dollar real estate transactions for the company.
Sara Friedland
Investor RelationsAs Director of Investor Relations, Sara oversees all investor communications, ensuring our partners receive timely reports, updates and swift responses to any queries. A true professional and organizational whiz, Sara has been a driving force of support to the Onyx Partners team since 2016. She brings close to 20 years of administrative experience to the role.
Avi Goldstein
Vice President of AccountingAvi Goldstein has been involved in the firm’s accounting department since 2019. Deftly overseeing all aspects of accounting tasks, including AP, AR, and reporting, Avi also is instrumental in forwarding company goals by resolving associated tenant issues.
Renee Blumenthal
Vice President of Asset ManagementAs Vice President of Asset Management, Renee oversees the company's vast portfolio. A solution-driven manager, Renee is uniquely positioned to introduce and optimize strong operating frameworks. Renee started her career as director of operations for a large real estate management company. Prior to joining Onyx, Renee worked at a national title company, where she gained experience in title, accounting, real estate finance, and management. She holds a Masters in Accounting from Fairleigh-Dickinson University.
Shraga Feller
Vice President of Property ManagementShraga Feller is Onyx Partners Vice President of Property Management. He has a Masters in Business Management and more than four decades of experience in the industry. Shraga leads by example, excelling in tying all aspects of property management together on behalf of the company and its clients.
Chaya Fischman
Marketing DirectorMarketing Director Chaya Fischman has a decade and a half of impressive experience in all aspects of the marketing field. The dynamic force behind Onyx Partners marketing efforts, Chaya has devoted hours of work in understanding the investment firm’s core principles and operations to accurately portray its singular expertise, capabilities and industry success to the public eye.
Viggy Avigdor
Office ManagerViggy oversees the smooth running of the Onyx corporate office. An organized and proactive problem solver, Viggy works closely with the partners to oversee scheduling, logistics, travel, purchasing, and maintenance, as well as implementing procedures and technology to ensure the efficiency of day-to-day office operations.
Jeremy Y. Rieder
Founder, President & CEOAs Founder, President, and CEO of Onyx Partners, Jeremy Rieder directs the company’s process and policy as it relates to acquisitions, dispositions, asset management, and financing. Jeremy is a hands-on leader with vast experience across all aspects of real estate. He is highly regarded for his instinctive ability to recognize neighborhoods and properties with untapped potential as well as for his knack in maintaining outstanding relationships within the professional community.
Philip J. Rubinstein
Chief Operating OfficerPhilip J. Rubinstein oversees the company’s portfolio. Detail and relationship-oriented, Philip brings a wealth of experience to Onyx Partners. Prior to joining the Onyx team, he spent 26 years at JP Morgan Chase where he managed teams in Europe, Asia and throughout the US. This included his former positions as CFO of Commercial Real Estate Finance when the bank was the largest nationwide construction lender; as CFO to Chief Credit Officer in support of all commercial and corporate credit risk, including loans, derivatives and workout portfolio; and as Director of Finance for the Treasury Services Division.
Philip earned his BA in Economics from City College of New York and his MBA in Finance from Bernard Baruch College.
Naftali Leiser
Chief Financial OfficerNaftali Leiser is Onyx Partners’ CFO and has been with the company since its inception. Naftali is involved in all aspects of the lifecycle of real estate, overseeing financial operations, including risk management, deal and P&L analysis, institutional reporting & auditing and tax planning strategies.
Naftali’s strong analytical, financial and operational skills serve as an ongoing catalyst to spur the company's growth and expansion.
Ben Foxman
President of Asset Management.Ben Foxman combines his vast knowledge of real estate markets with meticulous attention to detail to ensure the success of every Onyx property. An effective communicator, Ben ensures his team is consistently up-to-date and aligned around their goals. Prior to joining Onyx Partners in 2021, Ben held senior positions in Amtrust Realty and The Walden Group, where he acquired a wealth of experience in asset management, property analysis and due diligence across all asset types.
Meir Goldman
Director of AcquisitionsMeir is an empowering force in identifying, evaluating and negotiating key property acquisitions. Equipped with an abundance of prior real estate experience, he has lead his team in successfully directing $300 million dollar real estate transactions for the company.
Sara Friedland
Investor RelationsAs Director of Investor Relations, Sara oversees all investor communications, ensuring our partners receive timely reports, updates and swift responses to any queries. A true professional and organizational whiz, Sara has been a driving force of support to the Onyx Partners team since 2016. She brings close to 20 years of administrative experience to the role.
Avi Goldstein
Vice President of AccountingAvi Goldstein has been involved in the firm’s accounting department since 2019. Deftly overseeing all aspects of accounting tasks, including AP, AR, and reporting, Avi also is instrumental in forwarding company goals by resolving associated tenant issues.
Renee Blumenthal
Vice President of Asset ManagementAs Vice President of Asset Management, Renee oversees the company's vast portfolio. A solution-driven manager, Renee is uniquely positioned to introduce and optimize strong operating frameworks. Renee started her career as director of operations for a large real estate management company. Prior to joining Onyx, Renee worked at a national title company, where she gained experience in title, accounting, real estate finance, and management. She holds a Masters in Accounting from Fairleigh-Dickinson University.
Shraga Feller
Vice President of Property ManagementShraga Feller is Onyx Partners Vice President of Property Management. He has a Masters in Business Management and more than four decades of experience in the industry. Shraga leads by example, excelling in tying all aspects of property management together on behalf of the company and its clients.
Chaya Fischman
Marketing DirectorMarketing Director Chaya Fischman has a decade and a half of impressive experience in all aspects of the marketing field. The dynamic force behind Onyx Partners marketing efforts, Chaya has devoted hours of work in understanding the investment firm’s core principles and operations to accurately portray its singular expertise, capabilities and industry success to the public eye.
Viggy Avigdor
Office ManagerViggy oversees the smooth running of the Onyx corporate office. An organized and proactive problem solver, Viggy works closely with the partners to oversee scheduling, logistics, travel, purchasing, and maintenance, as well as implementing procedures and technology to ensure the efficiency of day-to-day office operations.