Mamie Ling

Holly Baer Kammerer currently focuses her practice on personal injury, products liability, and commercial litigation. She has practiced law since 1992 and has vast experience in litigation and all trial-related aspects of personal injury cases and business disputes. After moving to Colorado from Washington, D.C., she has also practiced in the areas of family law, collections, insurance, mass tort, recreational vehicle, equine, and appeals. Ms. Kammerer joined Burg Simpson in 1996 and became a...

Mark serves as head of the firm’s Family Law Group, and has been since joining the firm in 1972. In 1985, he limited his practice to focus exclusively on divorce matters. As one of the leading attorneys in the field, Mark handles cases involving pre-and post-marital agreements, sophisticated property settlements, negotiated settlements, permanent order trials, child-related issues and extensive mediation and arbitration. He also serves as a mediator, settlement master and arbitrator in ...

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

Roger G. Trim is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Roger G., 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 Roger G. is held by other top lawyers in the same geographic and legal practice area.

Elizabeth Kemery Sipes is a top attorney recognized by Best Lawyers in the practice area(s) of Securities / Capital Markets Law. Elizabeth Kemery, 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 Elizabeth Kemery is held by other top lawyers in the same geographic and legal practice area.

Steven M. Kelso is a top attorney recognized by Best Lawyers in the practice area(s) of Franchise Law. Steven M., who practices law in Denver, Colorado, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven M. is held by other top lawyers in the same geographic and legal practice area.

Darius T. Dugas Carter is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Darius T., who practices law in Lone Tree, Colorado, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Darius T. is held by other top lawyers in the same geographic and legal practice area.

Strategic litigator with a collaborative approach oriented toward solving her clients’ most difficult problems. Expertise in resolving pre-litigation disputes, complex commercial litigation and government investigations. Helps clients resolve business disputes while minimizing financial impact. Carrie Johnson focuses on litigation related to complex contract, corporate governance, fiduciary duty, fraud and securities issues. In particular, she has extensive expertise in managing both in...

Christian E. Otteson is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Financial Services Regulation Law and Mergers and Acquisitions Law. Christian E., who practices law in Denver, Colorado, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christian E. is held by other top lawyers in the same geographic and legal practice area.