Founded in 1850, Buchanan Ingersoll & Rooney is one of the oldest law firms in the United States. Headquartered in Pittsburgh, the firm employs more than 500 attorneys. Its practice areas include bankruptcy, energy and utility law, financial restructuring, alternative dispute resolution, appellate cases, business and corporate law, commercial finance, federal procurement, financial and estate planning, health care, environmental law and land use. Additionally, the firm deals in white-collar defense, intellectual property, labor and employment, real estate, mergers and acquisitions, export controls and economic sanctions, taxation law, insurance claims, venture capital and technology litigation. It publishes newsletters and organizes several seminars and presentations. The firm offers various pro bono services and participates in several fundraising activities. Buchanan Ingersoll & Rooney maintains an office in Alexandria, Va.