Jenner & Block LLP provides legal advisory services. Its areas of expertise include mergers and acquisitions, securities, finance, private equity, real estate, tax, insurance, and environmental and commercial law. The firm also handles issues related to technology, intellectual property, bankruptcy, reorganization, labor and employment, executive compensation, and government contracts. Additionally, it focuses on antitrust and trade regulation, appellate practice, arbitration, business litigation, construction law, family law, and health care law. The firm serves clients in defense, aerospace, pharmaceuticals, media, banking and finance, and telecommunication sectors. It was formerly known as Newman, Poppenhusen & Stern. Jenner & Block was founded in 1914 and is headquartered in Chicago, Illinois with additional offices in Washington, District of Columbia; New York City; and Dallas, Texas.