Howard L. Boigon

Kevin McGreevy has extensive trial and litigation experience in federal and state courts. He was lead counsel in over 50 jury trials. Mr. McGreevy represents individuals and entities in a wide variety of matters, including white collar criminal investigations and defense, general criminal defense, regulatory matters before state and federal agencies, civil litigation and appeals. Mr. McGreevy is the lawyer other lawyers turn to for help. He has represented some of Denver’s largest law f...

David Tenner is a trial lawyer, an arbitrator and a special master appointed by Denver-area trial courts. His trial practice focuses on the representation of businesses and individuals in both state and federal court and in arbitrations. He tries complex business, intellectual property and tort cases to both judges and juries. He also tries complex claims in both domestic and international arbitrations. Mr. Tenner regularly provides clients with pre-litigation advice focusing on the resolutio...

Bill Silberstein is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Bill, 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 Bill is held by other top lawyers in the same geographic and legal practice area.

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.

Catherine Puttmann, Esq. is a founding shareholder at Sherr Puttmann Akins Lamb, PC. Ms. Puttmann received her B.A. in political science from the University of Colorado, Boulder in 1994, and her J.D. in 1997 from the University in Houston. Ms. Puttmann is an experienced litigator and negotiator. She was a criminal prosecutor with the 18th Judicial District from 1999 until 2005 when she moved to private practice, specializing in family law. Ms. Puttmann is an advocate for alternative dispute r...

Kevin H. Kelley is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Kevin H., who practices law in Denver, Colorado, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin H. is held by other top lawyers in the same geographic and legal practice area.

Karen Chapman is a Member in Sherman & Howard’s Corporate and Business Department. She is a highly respected specialist in mergers and acquisitions and corporate financings, leading teams that close sophisticated transactions valued in the hundreds of millions and billions of dollars. Karen plays a preeminent role representing airlines in jet fuel storage and distribution system leasing, contract and financing matters at major airports throughout the United States. Karen’s pra...

David is a member of Butler Snow’s Tort, Transportation, & Specialized Litigation Group.

Jennie R. Wray is a Partner at The Harris Law Firm. Nationally recognized for in Divorce and Family Law, Attorney Wray has been named to the Colorado Super Lawyers® list of Rising Stars™ seven years in a row. Selection to the Rising Stars list is earned by just 2.5% of all practicing attorneys in each state. As passionate advocate who has dedicated her professional career to making the law clear and accessible to those who need it most, Ms. Wray has helped numerous individuals and f...

Megan is the President and CEO, as well as a founding shareholder of Sherr Puttmann Akins Lamb PC. She is a seasoned attorney with an extensive background in family law. Megan served as a Deputy District Attorney, where she earned an appointment from District Attorney Bill Ritter to lead a juvenile federal grant program. Through the grant program she managed a team of professionals from multiple agencies and departments. Megan has litigated, mediated, and settled all types of family law cases...