Williams Montgomery & John’s trial lawyers have been trying and winning cases since 1967. About We litigate disputes in four key practice areas: Antitrust, Commercial Litigation, Product Liability, and Intellectual Property. Practice Areas With offices in Chicago and Washington, D.C., our dynamic teams of award-winning partners and associates advocate for our clients across the country. Attorneys Our passion, experience, professionalism and teamwork is reflected in the unparalleled service we provide for our clients and the exceptional results we achieve for them. Contact