Peace Valley Lawyers

Bill Quatman is a licensed Architect as well as an Attorney, with over 40 years of experience. He is an AV Preeminent-rated lawyer (highest rating) by Martindale Hubble, who was given the Lifetime Achievement Award by Missouri Lawyers Weekly. He is a Fellow of the American Institute of Architects (AIA), the Design-Build Institute of America (DBIA), and the Construction Lawyers Society of America (CLSA). He is an approved arbitrator by the American Arbitration Association (AAA) and a mediator through the U.S. District Court for the Western District of Missouri (WDMo).

I am a lifelong resident of Kansas City. I attended Rockhurst High School, the University of Missouri-Columbia, and the University of Missouri-Kansas City School of Law, where I served as Literary Editor of the Law Review. Upon my graduation from law school, I spent one year as a judicial law clerk in Jackson County, Missouri and then spent several years at a prominent Kansas City litigation firm. In 2011, I realized a lifelong dream and founded the Porto Law Firm. I am also an adjunct professor at a local community college where I teach tort and...

David Mangan grew up in Festus, Missouri and attended Festus R-6 High School, during which he participated in the Missouri Scholar's Academy, Missouri Boys' State, and the National Youth Leadership Forum on Medicine. He graduated from Festus in 2000 with a college preparatory degree. David then attended St. Louis University, where he majored in political science with a minor in theology and graduated summa cum laude with a Bachelor of Arts degree in 2004. While at St. Louis University, David was active in the pep band, played intramural sports, and worked at the St. Louis Symphony Orchestra. David...