Maura E. O'Sullivan
About Maura E. O'Sullivan
Maura E. O'Sullivan is a lawyer based in New York, NY and has been recognized in The Best Lawyers in America® since 2008. Maura E. O'Sullivan is recognized in the following practice area:
- New York, New York
- Banking and Finance Law
Current Firm: A&O Shearman
Education: Fordham University, J.D., graduated 1986
Location: New York, NY
It takes just a few minutes to optimize your profile for prospective clients and lawyers ready to refer.
Log in to your account or continue as a guest to view annual subscription pricing.
Nearby Lawyers
Sara Edelman helps content creators, advertising agencies and fashion companies navigate copyright, right-of-publicity and talent issues to produce compelling and creative content for their brands. She negotiates talent, sponsorship, artwork, music and production agreements; performs apparel clearances; and resolves copyright and intellectual property disputes. In the fast-paced worlds of advertising, content creation and fashion, Sara is a savvy and responsive partner ready to address her cl...
Mark R. Bibro is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Product Liability Litigation - Plaintiffs. Mark R., who practices law in New York, New York, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark R. is held by other top lawyers in the same geographic and legal practice area.
Laurie Ruckel concentrates her practice on estate planning, succession planning, estate and trust administration and estate taxation. Her experience encompasses wills and trust agreements, estate and gift tax audits, succession planning for closely held businesses and prenuptial agreements. Laurie's principal clients are high net worth individuals, closely held businesses, real estate clients and executives of publicly held companies. Laurie also lectures on the subject of estate planning and...
Douglas S. Horowitz is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Finance Law and Securities / Capital Markets Law. Douglas S., who practices law in New York, New York, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Douglas S. is held by other top lawyers in the same geographic and legal practice area.
Scott D. Musoff represents financial institutions, corporations and individuals in federal and state trial and appellate courts, as well as in arbitration proceedings. Mr. Musoff has extensive experience in securities and other complex commercial litigation. He has represented, among others, Merrill Lynch & Co., Inc. and Société Générale in litigation relating to subprime and other matters. He was named Am Law Litigation Daily ’s “Litigator of the W...
David T. Harmon is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. David T. Harmon is the Co-Chair of the firm’s Executive Compensation and Employment Strategies Group and a member of the firm’s Compensation Committee. He is a former member of the firm’s Management Committee. David focuses his practice on executive compensation, employment, and business law. David represents senior-level employees of public and private compan...
Jerrold F. Goldberg has been practicing in virtually all aspects of labor and employment law since 1979, including the traditional labor/union-management area, employment discrimination, executive employment, severance agreements and wage and hour laws. He represents management clients in diverse enterprises, including the health care, entertainment, hotel, restaurant, building service, construction, retail and service industries in matters ranging from state and federal administrative procee...
Tim’s extensive experience includes patent office litigation matters such as patent interference proceedings, Inter Partes Review and reexamination proceedings. He has shaped and executed winning strategies in patent litigations. In helping clients achieve their business goals, Tim devises strategies for maximizing the value of patent portfolios for litigation, licensing or acquisition. He develops and implements strategies for protecting his clients’ key technologies and for avoi...
Jeffrey A. Sturgeon is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Jeffrey A., who practices law in New York, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey A. is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
What AI Visibility Means for Lawyers
by Josh Rupall and Bryan Driscoll
AI tools increasingly interpret lawyers public information. Clear, consistent and credible sources help ensure they describe legal expertise accurately.
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
What Disqualifies You From Filing Bankruptcies
by Bryan Driscoll
A guide to navigating eligibility, the means test and the legal hurdles of declaring bankruptcy.
What Happens if You Don't File Taxes
by Bryan Driscoll
The penalties are real, but so are your options. Here's what the IRS can do and what you can do about it.