We help clients “see around corners” to proactively protect, defend and advance their businesses.

Buchanan Ingersoll & Rooney is a national law firm with a proven reputation for providing progressive, industry-leading legal, business, regulatory and government relations advice to our regional, national and international clients. Our 450 attorneys and government relations professionals across 16 offices proudly represent some of the highest profile and innovative companies in the nation, including 50 of the Fortune 100.

Deep Expertise

While we service a wide range of clients, Buchanan has especially deep experience in the energy, finance, healthcare and life sciences industries. We bring to our clients an intimate knowledge of the players, market forces, and political and regulatory landscape in these fields. This allows us to provide proactive advice, unique insights and holistic solutions tailored to each client’s specific needs and industry. It also gives us an intuitive ability to anticipate issues and opportunities to help clients make informed business decisions. We also bring unexpected value by opening doors and making connections for our clients to help them achieve their goals.

Client-Centric Values

We are flexible, easy to work with and grounded in authentic, client-centric values. The longevity of our client relationships speaks to their trust in us and our commitment to consistently deliver a superior client experience – striving to exceed our clients’ expectations with every point of contact, with every team member. As a result, the firm has been consistently named to BTI’s Client Service A-Team, a list limited solely to law firms considered by clients to deliver the absolute best levels of service.


Our attorneys’ capabilities cover many practice areas and they routinely tap into the firm’s collaborative knowledge base to provide better, more comprehensive solutions for our clients. Through this teamwork, we offer clients forward-thinking creativity and unique, problem-solving ideas to knock down barriers, drive competitive advantage and achieve results.


Founded in 1850, Buchanan is one of the longest standing law firms in the country. Established by Moses Hampton, the firm was built on the foundational practices of business finance and governance, commercial litigation, labor and employment, financial institutions, healthcare and tax. Namesakes John G. Buchanan, a highly revered appellate lawyer, and Frank B. Ingersoll, a corporate finance attorney, joined the firm in 1916.


During the last decade, the law firm has grown through mergers with several highly regarded firms:

Silverstein and Mullens

a Washington, D.C. firm founded in 1960, focused on business and personal tax, estate planning and editing the BNA Tax Management Portfolio.

Burns Doane Swecker & Mathis LLP

founded in 1936, focused on international intellectual property practice covering patent and trademark prosecution, portfolio development, litigation, reexamination, interference and transactions.

Klett Rooney Lieber & Schorling

a Pittsburgh-based firm since 1965, engaged in commercial litigation, employment and labor, real estate and business finance and government relations.

Fowler White Boggs P.A.

a Florida firm founded in 1943, focused on comprehensive services, including litigation, real estate, bankruptcy, labor & employment, tax and government relations.