Meet Ruma Mazumdar, ESQ

Founder & Principal Attorney (She/Her)

Ruma Mazumdar has dedicated her career to making real estate and estate planning accessible for first-time homebuyers, solo homeowners, families, investors, and small business owners. As the founder of Key Esquire, her mission is clear: to eliminate legal uncertainty, protect assets, and empower clients—especially Millennials, women, minorities, entrepreneurs, and families—to build long-term financial security.

The daughter of immigrant entrepreneurs, Ruma grew up witnessing firsthand both the opportunities and challenges of real estate ownership. After earning her J.D. from Benjamin N. Cardozo School of Law, she built her career at top New York firms, handling high-stakes real estate transactions and litigation. Today, as a licensed attorney in New Jersey and New York, she helps clients navigate the complexities of real estate transactions while safeguarding their financial future.

At Key Esquire, Ruma is redefining the attorney-client relationship with proactive, transparent, and education-driven legal support. Her key focus areas include:

  • First-Time Homebuyers & Millennials – Legal clarity and smart strategies for young professionals navigating their first home purchase.

  • Solo Homeowners & Independent Buyers – Helping individuals confidently navigate homeownership and real estate transactions without relying on traditional family structures.

  • Families – Protecting family assets, ensuring smooth generational wealth transitions, and creating legal safeguards for loved ones.

  • Real Estate Investors & Small Business Owners – Legal protection, risk mitigation, and investment structuring to optimize long-term growth.

  • Estate Planning & Legacy Protection – Ensuring individuals, families, and business owners have a secure plan for the future.

By combining legal expertise with a client-first approach, Ruma ensures that every individual—whether purchasing their first home, making independent real estate decisions, protecting their family, or securing their business—has the confidence and legal security to make the best financial decisions.

Welcome to a new standard of real estate excellence, where your success is our passion.

Welcome to a new standard of real estate excellence, where your success is our passion.