Buchanan Ingersoll & Rooney is full service but known for its strengths in the energy, finance, health care, and life science industries. Its high-octane client list includes fifty Fortune 100s and big names in sports—like the Pittsburgh Steelers and Pittsburgh Pirates. The first also has a government relations group that, in addition to lobbying, assists clients in matters like strategic planning, issues development and monitoring, appropriations and procurement, business development, and coalition-building.

Firm Stats


Total No. Attorneys (2021)

250 - 500


Featured Rankings

Best Law Firms in the Mid-Atlantic


No. of U.S. Offices



No. of International Offices



Major Office Locations

Alexandria, VA


Major Practice Areas


About the Firm

With 15 offices spanning New York to Florida—plus a West Coast office in San Diego— Buchanan Ingersoll & Rooney’s practices include corporate, cybersecurity and data privacy, environmental, franchise and distribution, government relations and public policy, immigration, intellectual property, international services, labor and employment, litigation, matrimonial and family law, tax, and white collar.

In and Out of the Keystone State

In 1850, after serving in Congress as a Whig representative from Pennsylvania and before starting a county judgeship, attorney Moses Hampton founded the Pittsburgh firm that would later become Buchanan Ingersoll & Rooney. Undergoing a few name changes throughout its early years, the firm incorporated in 1980 and soon after changed its name to...

Diversity at Buchanan Ingersoll & Rooney PC

"The different backgrounds, experiences and perspectives of Buchanan Ingersoll & Rooney's attorneys and government relations professionals are a critical source of the firm's vitality, enrich the legal services that we provide our clients and enhance the future success of the firm. We are committed to supporting and sustaining a culture of inclusion that reflects both the ever-increasing diversity of our clients and the interconnectedness of the world in the 21st century. We recognize that only by fostering such a workplace culture will the..."