Steven C. "Steve" Choquette

Tanya brings a unique perspective to Sherr Puttmann Akins Lamb PC through her extensive background as a Master of Social Work (MSW). Prior to graduating cum laude from DePaul University College of Law, Tanya spent eight years as a Licensed Clinical Social Worker conducting custody evaluations and providing courtroom testimony of her custody findings and recommendations. Her experience gives her special insight into cases involving mental health and substance abuse issues, as well as complex d...

John Combs represents employers in matters relating to their international workforce. His practice focuses on employment based U.S. inbound immigration solutions including temporary worker petitions and permanent residency (“green card”), applications, and related tax and export control issues.

Patricia A. Riley is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law, Family Law Arbitration and Family Law Mediation. Patricia A., 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 Patricia A. is held by other top lawyers in the same geographic and legal practice area.

Kathleen M. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Kathleen M., who practices law in Denver, Colorado, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kathleen M. is held by other top lawyers in the same geographic and legal practice area.

Jim Rigberg is a seasoned business lawyer who provides end-to-end client representation in a variety of contexts. With particular expertise in the real estate and healthcare industries, Jim puts his years of courtroom experience to work advising clients on front-end strategies to secure optimal leverage and avoid exposure to costly litigation down the road. Jim also focuses his practice on Intellectual Property, where he helps clients protect their investments in their brands and creative out...

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.

Ivan A. Sarkissian, co-founder of McConaughy & Sarkissian, P.C., was admitted to practice law in Colorado in 1997 and is admitted to practice in all Colorado state courts, the United States District Court for the District of Colorado, and the United States Tenth Circuit Court of Appeals. Mr. Sarkissian received his Bachelor of Arts degree from Michigan State University in 1993 and attended the Tulane University School of Law, obtaining his Juris Doctorate degree, cum laude, in 1997. While...

Margaret Parnell Hogan is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Margaret Parnell, who practices law in Denver, Colorado, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Margaret Parnell is held by other top lawyers in the same geographic and legal practice area.

Jennifer Seidman’s practice focuses on representing homeowners and homeowner associations in construction defect and defective building products cases. Her work includes cases involving structural failures and foundation movement, water intrusion and building envelope failures, building product defects, and design professional errors. Ms. Seidman appreciates how confusing the legal process can be for homeowners and association board members and strives to help homeowners and homeowner a...

Bradley A. Levin, a shareholder in the Denver law firm Levin Sitcoff PC, focuses his practice on tort and commercial litigation, especially insurance bad faith and insurance coverage disputes. He has significant litigation and trial experience. Mr. Levin received his undergraduate degree from Stanford University, with distinction, where he was elected Phi Beta Kappa. He graduated from the University of California, Hastings College of Law, and served as editor-in-chief of the Hastings Constitu...