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Tenenbaum Law Group Welcomes Addition of Associate Rowan Cunningham
June 1, 2026
The Tenenbaum Law Group (TLG) is pleased to announce the addition of attorney Associate Rowan Cunningham to the firm.
Rowan Cunningham is an attorney with experience advising nonprofit tax-exempt organizations on IRS-related issues including federal tax exemption, lobbying regulation, unrelated business income tax (UBIT), conflicts of interest, and fiscal sponsorships, among others, for 501(c)(3), 501(c)(4), and 501(c)(6) organizations. She also advises on other related areas of law such as Bylaws and corporate governance, affiliates and subsidiaries, association membership issues, start-up and dissolution, employment law, including employment policies and employee handbooks, terminations, and disability accommodations, contract drafting and negotiation, nonprofit fundraising regulation, and state corporate income tax exemption and state regulatory requirements.
In addition, Rowan has experience working with nonprofits with international operations on issues such as overseas affiliates, international grantmaking, economic sanctions, export controls, anti-money laundering regulation, and FCPA compliance. She also has conducted several employment and governance-related investigations.
Before joining TLG, Rowan worked for another DC-based boutique law firm serving as outside general counsel to 501(c)(3), 501(c)(4), and 501(c)(6) organizations, advising on nonprofit law as well as employment, contracts, and corporate governance, among other areas of law.
She served as an Articles Editor for the American University Law Review. Prior to law school, Rowan worked as a paralegal for an international immigration law firm, where she developed an interest in public service and the law.
Rowan has presented on nonprofit law topics to boards of directors, senior staff, and at nonprofit industry conferences.
Founded on January 1, 2020 by Managing Partner Jeff Tenenbaum and Partner Nisha Thakker, TLG is nationally recognized, eight-attorney, Washington, DC-based, boutique law firm focused exclusively on the nonprofit sector, with clients across the United States.
Meet Our Team
Jeff is one of the nation’s leading nonprofit attorneys, and a highly regarded and frequent author, lecturer, media commentator, and expert witness on nonprofit legal matters. Formerly the longtime chair of one of the country’s largest nonprofit law practices, he is the recipient of numerous distinguished national awards and honors.
Nisha is an experienced in-house nonprofit attorney and senior-level business partner. Formerly the associate general counsel of a large REALTOR® association in Northern Virginia, she has a broad understanding of nonprofit legal matters as well as business operations, governance, and development.
Holly Peterson is an attorney with significant experience in the association and nonprofit, employment, and education sectors. She excels at translating complex regulatory and legal issues into practical and digestible client solutions. Prior to joining TLG, Holly served in a senior role on the Legal Resources Team and Leadership Team at the National Association of College and University Attorneys for eight years, where she was immersed in legal and operational issues impacting the nonprofit education sector, acquiring significant experience with association and nonprofit operations and management.
Counsel Ashley Wisneski has been practicing law for 20 years and brings extensive in-house experience to TLG. Most recently, she served as the University Counsel at the Massachusetts College of Pharmacy and Health Sciences and the Associate General Counsel at Johnson & Wales University.
Kevin Serafino is an attorney with experience advising a wide range of nonprofit organizations at various stages of their development, leveraging his decade of experience working in-house at two national trade associations to provide practical and actionable legal advice to mission-driven organizations. He also counsels politically active organizations on federal and state lobbying, ethics, and campaign finance laws. Prior to joining TLG, Kevin served as an associate in the nonprofit organizations practice of a leading mid-Atlantic law firm, while also practicing in the firm’s Chambers-ranked political law group.
Greg Whitten is an attorney with significant experience advising nonprofit, tax-exempt organizations and public entities on a wide range of legal issues related to strategy, compliance, and operations. Drawing on more than four years of experience as Senior Legal Counsel at an international technology nonprofit organization, he provides practical legal guidance to mission-driven organizations navigating complex regulatory and operational environments.
Kyler Mejia is an attorney with experience advising nonprofit tax-exempt organizations and socially responsible businesses operating both domestically and internationally. Kyler counsels a broad range of nonprofits on a wide array of legal matters. He also acts as outside general counsel to many clients, assisting with issues related to federal tax exemption, corporate governance, contract reviews and drafting, mergers and acquisitions, subsidiaries and affiliates, hybrid corporate structures, partnerships and joint ventures, lobbying and political activity compliance, intellectual property, and more. Prior to joining TLG, Kyler worked at a boutique law firm in Tempe, AZ, focused exclusively on servicing the legal needs of nonprofits.
Rowan Cunningham is an attorney with experience advising nonprofit tax-exempt organizations on a broad range of legal and compliance matters. Prior to joining TLG, Rowan worked for several years as a law clerk and then an attorney at another DC-based law firm focused on nonprofit organizations.
