Susan R. Harris

David Zwisler is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. David, who practices law in Denver, Colorado, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Curt Sullan was born in Fort Lauderdale, Florida, in 1962, and grew up near Chicago. He graduated from Glenbrook North High School in 1980 and from the University of Maryland in 1984. He received a bachelor’s degree in political science, with a double minor in English and Philosophy. Mr. Sullan graduated from the University of Denver College of Law in 1988 with a Juris Doctor. While at the University of Denver, Mr. Sullan served on two law reviews and was a member of the Moot Court. Mr....

Brian L. Duffy is a president of the firm and previously served as Chair of the firm’s 600-member Global Litigation Department from 2009-2013. He focuses his practice on trial and appellate work in the class action, employment, energy, commercial contract and product liability areas, serving as national, regional and local counsel in high-profile cases. Brian represents public and privately-held entities and their principals in complex business-related disputes arising from both interna...

Jessica Mauser is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Jessica, who practices law in Denver, Colorado, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jessica is held by other top lawyers in the same geographic and legal practice area.

Michael Menghini is a Shareholder in Burg Simpson’s Construction Defect Litigation Group. His practice focuses on representing clients with claims involving construction defects, construction products liability, association reserves, breach of fiduciary duty, misrepresentation/non-disclosure and commercial litigation. His clients include community associations, such as homeowner associations and condominium associations, homeowners and business owners. Mr. Menghini has successfully repr...

Brian Leedy’s practice is devoted to defending individuals in both state and federal courts at all stages of the trial process, including pre-indictment grand jury targets, where he represents clients in a full range of criminal cases including mail and wire fraud, drug trafficking, firearm offenses, terrorism, environmental crimes, government procurement fraud, immigration, alien smuggling, bank robbery, sex offenses, tax offenses, offenses on Indian land. Brian’s practice is cli...

Sean Dormer is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Sean, who practices law in Denver, Colorado, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean is held by other top lawyers in the same geographic and legal practice area.

Every case is personal, and every story is unique—whether someone is wronged by a trusted business partner, by a lawyer hired to protect an interest, or by an individual, corporation, or manufacturer that should have done the right thing. Nicole is skilled at gathering and telling each client’s story. She is organized, analytical, and precise, but her advocacy for her clients is empowered by her empathy and her passion for being a trial lawyer. Nicole represents clients in high st...

Emily N. Doan is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law and Franchise Law. Emily N., who practices law in Denver, Colorado, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Emily N. is held by other top lawyers in the same geographic and legal practice area.

Mr. Montoya manages the litigation department and has over twenty five years' experience as a trial lawyer. He has participated in more than sixty trials and arbitrations. He has successfully defended numerous complex civil litigation matters, including high-exposure and class-action cases. He also has expertise in providing risk-management advice to corporations. In 2006, Mr. Montoya was elected to the American Board of Trial Advocates, an organization with a primary mission of preserving th...