Rosenberg & Estis Announces Promotion of Eight Attorneys

Promotions reflect firm’s continued investment in litigation and transactional talent across key real estate practice areas

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NEW YORK, June 1, 2026 – Rosenberg & Estis, P.C., one of New York City’s preeminent real estate and commercial litigation law firms, today announced the promotion of eight attorneys across the firm’s litigation, transactional, and administrative law practices, effective June 1, 2026.

The firm promoted Ariel Bresky, Matthew Eiben, Joseph Kammerman, and David Rosenberg to Income Member, and David Goldfischer, Matthew LoBello, John Muldoon, and Sophie Wang to Counsel.

“These promotions reflect the exceptional talent, dedication, and leadership these attorneys bring to our clients and our firm every day,” said Michael Lefkowitz, Managing Member of Rosenberg & Estis. “We are committed to building a team of outstanding attorneys for the long term. We take great pride in recognizing individuals who have consistently delivered excellent results, strengthened client relationships, and contributed to the collaborative culture that defines our firm.”

Each of the promoted attorneys has played an important role in advancing the firm’s real estate services and complex litigation capabilities while contributing to the collaborative culture that continues to drive Rosenberg & Estis’ long-term success.

Ariel Bresky joined Rosenberg & Estis in 2023 as an Associate within the firm’s Litigation Department and was promoted to Counsel in 2025. He maintains a practice spanning commercial, business, and real estate matters for a diverse clientele. He represents clients in complex commercial litigation and a wide range of business, real estate, and landlord-tenant disputes, while also serving as outside general counsel to cooperatives, condominiums, private membership organizations, civic associations, and other organizations on governance, operational, and transactional matters. He is now promoted from Counsel to Income Member.

Matthew Eiben joined Rosenberg & Estis in 2022 as Counsel within the firm’s Litigation Department. His practice concentrates on representing cooperative and condominium boards, landlords, developers, and property managers in complex residential and commercial real estate litigation and construction disputes. He also regularly acts as general counsel to cooperative and condominium boards, advising on issues including corporate governance, shareholder disputes, amending governing documents, fiduciary obligations, and neighboring license disputes. He is now promoted from Counsel to Income Member.

Joseph Kammerman joined Rosenberg & Estis in 2025 as Counsel within the firm’s Litigation Department and is part of the firm’s Complex Commercial and White-Collar Litigation Practice. He represents clients in a variety of complex business disputes, including contract litigation, securities litigation, partnership conflicts, and real estate matters. He is now promoted from Counsel to Income Member.

David Rosenberg joined Rosenberg & Estis in 2023 as Counsel within the firm’s Transactions Department and leads the firm’s land use and zoning practice. He is one of the city’s go-to problem-solvers for complex and unusual land use problems. He works with leading developers, brokers, nonprofits, and religious organizations, advising them on everything from rezonings and securing complex building approvals to navigating the rapidly changing regulatory and political landscape. He is now promoted from Counsel to Income Member.

David Goldfischer joined Rosenberg & Estis in 2023 as an Associate within the firm’s Administrative Law Department. He advises property owners and developers in obtaining property tax exemptions and abatements under tax incentive programs, and counsels prospective purchasers, sellers, investors, and lenders in performing extensive due diligence on properties – both new construction and repurposing – subject to rent regulation and compliance with affordability requirements. He also represents property owners in a wide variety of litigation matters and tenant complaints, including DHCR and Article 78 proceedings, TPU audits, petitions for administrative review, Supreme Court actions and landlord-tenant summary proceedings. He is now promoted from Associate to Counsel.

Matthew LoBello joined Rosenberg & Estis in 2021 as an Associate within the firm’s Transactions Department. He advises developers, private equity sponsors, institutional investors, and family offices, with a practice focused on complex real estate financing transactions across all asset classes. He frequently advises on hybrid debt-equity structures, co-lender arrangements, and capital stack solutions tailored to dynamic market conditions. He is now promoted from Associate to Counsel.

John Muldoon joined Rosenberg & Estis in 2023 as an Associate within the firm’s Litigation Department. His practice includes all phases of civil litigation, including cases on behalf of corporations and individuals involving breach of contract, commercial and residential mortgage foreclosure actions, construction litigation, and a wide array of real estate-related litigation. His practice also includes appellate litigation. He is now promoted from Associate to Counsel.

Sophie Wang joined Rosenberg & Estis in 2025 as an Associate within the firm’s Litigation Department. Her practice focuses on complex commercial litigation, construction disputes, real estate litigation, and shareholder and partnership matters. She has represented public companies, real estate developers, contractors, investors, and other business clients in high-stakes disputes involving financing issues, construction projects, and various commercial agreements. Sophie has extensive experience litigating before New York courts and in arbitration proceedings. She is fluent in Mandarin and is legally trained in both China and the United States. She is now promoted from Associate to Counsel.

 

About Rosenberg & Estis, P.C.

Founded in 1975, Rosenberg & Estis, P.C. is widely recognized as one of New York City’s preeminent real estate law firms. R&E provides full-service representation and advice in every aspect of real estate, from performing due diligence and evaluating financing, to handling joint ventures, acquisitions and leasing, construction and design team agreements, property tax exemptions and abatements, land use and zoning matters, Real Property Income & Expense (RPIE) filings, real estate tax certiorari, co-op and condo offering plan filings and board representation, distressed situations workouts, foreclosures and bankruptcies, trust and estate planning. R&E has long provided premier representation in the disputes and litigations arising in the region’s real estate industry. The firm’s growing litigation practice now also handles a broader range of complex commercial matters as well. R&E’s wealth of experience in New York real estate and beyond makes it the ideal partner for owners, developers, not-for-profit corporations, educational institutions, sponsors, equity investors and lenders in transactions and disputes.