James R. Cage

Mr. Lyman is a trial attorney with a diverse litigation practice. Based on his substantial experience defending catastrophic personal injury claims, including serious brain, spinal cord and burn injuries, Mr. Lyman guides his clients through the complex process of investigation, discovery, mediation and trial. Energy and transportation companies rely on him to defend claims of personal injury and property damage arising out of mining operations, oil and gas exploration, oil field service oper...

Mr. Katz joined Burg Simpson in September 2005 after six years with the New York law firm of Seeger Weiss LLP, in which he was a partner. Mr. Katz focuses his practice primarily in the areas of complex, pharmaceutical mass tort, and class action litigation including consumer protection, securities fraud, products liability, and commercial litigation. In addition to his varied professional experience, Mr. Katz is a frequent speaker on electronic discovery, class actions, and pharmaceutical lit...

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...

Holding corporations, healthcare facilities, and the government responsible for illegal conduct that violates the social contract that we all rely on – this is what Clay Wire strives to do with every client he represents. Clay is an advocate for those who engage in the selfless and difficult act of whistleblowing, and those who want to see fraudsters held accountable. The core of Clay’s practice is representing whistleblowers when they suffer retaliation or when they choose to rep...

Arnulfo D. Hernández is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice and Immigration Law. Arnulfo D., 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 Arnulfo D. is held by other top lawyers in the same geographic and legal practice area.

Understands complexities of water litigation, acquisitions and transactions. In 40-plus year career has led 750 water litigations and over 20 Supreme Court appeals. Former senior water counsel and first assistant attorney general for the Water Unit of the Colorado Attorney General’s Office. Steve Sims is a leading western water law attorney with a focus on water court litigation, water acquisition strategy and water transactions in the west. He brings four decades of experience represen...

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...

Dezarae Lacrue is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Dezarae, who practices law in Aurora, Colorado, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dezarae is held by other top lawyers in the same geographic and legal practice area.

Ron Sandgrund is a well-known trial lawyer and Colorado’s most prolific author of articles and books on Colorado construction and materials defect law and related insurance coverage issues. Mr. Sandgrund has extensive experience litigating construction defect, construction materials, product liability, multi-family community, class action, and insurance lawsuits, and he has argued many cases before the Colorado Court of Appeals, Colorado Supreme Court, and U.S. Tenth Circuit Court of Ap...

Robert C. Kaufman focuses his practice primarily on domestic relations matters involving large estates and complex valuation issues.