Garland W. "Sonny" Allison

Lance’s trial practice focuses on complex civil litigation matters, with an emphasis on trucking, hospitality and retail, premises liability, construction, and all excess claims. Lance is the Chief Executive Officer, and also serves on the inclusiveness committee, and Board of Directors. Lance has represented individuals and businesses in the defense of claims for personal injury and property damages as a result of accident or other casualty. He has significant trial experience defendin...

Melissa Sullivan is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Melissa, who practices law in Denver, Colorado, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melissa is held by other top lawyers in the same geographic and legal practice area.

Phil is an AV-rated® trial lawyer. He has tried multiple jury and bench trials and has argued cases in the Colorado Supreme Court, the Colorado Court of Appeals, the Georgia Court of Appeals, the Illinois Appellate Court, the United States District Court for the District of Colorado, the United States District Court for the Northern District of Georgia, and the state trial courts of Colorado, Georgia and Illinois. Phil is licensed to practice before all state courts of Colorado and Georgi...

Chairman Norman Brownstein has earned the respect and trust of leaders on both sides of the aisle, which is why U.S. Senators Ted Kennedy and Hank Brown honored him with the title of "America's 101st Senator." Mr. Brownstein opened a government relations office in Washington, D.C. in 1995. The team initially consisted of two policy professionals and a couple of sublet cubicles. Subsequently, the organization has grown into one of the largest, most successful bipartisan government relations pr...

Leading real estate litigator. Shrewd transactional attorney skilled at risk mitigation. Deep grasp of legal and business issues impacting the real estate and construction industries. Jonathan Pray brings a powerful combination of expertise to his clients in the real estate and construction industries—deep experience as both a litigator and transactional attorney. One of the firm’s lead litigators, he has facilitated the resolution of disputes on some of Denver’s largest dev...

Andrew Comer is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Andrew, 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 Andrew is held by other top lawyers in the same geographic and legal practice area.

Danielle Urban is a partner in the firm's Denver office. She has a national practice representing a wide range of employers. Her practice involves representation of employers in wrongful termination, employment discrimination and harassment, Title VII, Family and Medical Leave Act (FMLA), Americans with Disabilities Act (ADA), and the Age Discrimination in Employment Act (ADEA), False Claims Act, international employment issues, covenants not to compete, employee defection and trade secrets c...

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...

A strategic problem solver, Rob Kaufmann is known for bringing the right players to the table to complete real estate deals. For decades, his clients have relied on his unparalleled knowledge of both the legal and business sides of the real estate market. His national perspective and ability to steer clients—from national private equity companies and REITs to family-owned companies—through volatile markets make Rob the go-to lawyer for acquisition, development, financing, leasing ...

Peter Cal is a Member in Sherman & Howard’s Trial and Litigation Group. He has represented clients in complex commercial disputes for more than 25 years. Peter focuses on all aspects of bankruptcy and insolvency matters including workouts, restructurings, bankruptcy court litigation, as well as financial and real estate litigation in state and federal courts. Peter regularly represents secured and unsecured creditors and chapter 7 trustees.