Larry R. Martinez

Gregory Janssen applies his business and tax background in his practice at Brownstein. He assists clients with a broad range of tax and corporate needs, including mergers and acquisitions, tax aspects of real estate transactions (including like-kind exchanges), partnership and corporation formation and taxation, tax controversies, tax-exempt organizations, tax lobbying, and other tax planning and advice for business entities and individuals.

Adam Gentile is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Construction. Adam, who practices law in Littleton, Colorado, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adam is held by other top lawyers in the same geographic and legal practice area.

Mark T. Clouatre is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Mark T., who practices law in Denver, Colorado, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark T. is held by other top lawyers in the same geographic and legal practice area.

Chuck advises companies at all stages of growth, from start-ups to ready-to-exit, helping them successfully raise capital, complete acquisitions and divestitures, and comply with regulatory requirements. Chuck also regularly advises consumer products investment funds in investment rounds. Cultivate Growing Companies: Chuck helps investment funds and growth-oriented clients determine the best way to reach their personal and corporate objectives – from initial formation and financing, thr...

David C. Gartenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. David C., 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 David C. is held by other top lawyers in the same geographic and legal practice area.

Kim Martin represents real estate developers, investors and owners of residential, commercial, industrial, TOD and mixed-use projects. She has a specific focus on large-scale greenfield and brownfield development projects, including all aspects of land use entitlements—securing approvals for annexations, development agreements, zonings and rezonings, subdivisions, site plans, transferable development rights, public revenue sharing agreements and vested property rights. Kim assists clien...

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...

Quinn Girrens is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Quinn, 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 Quinn is held by other top lawyers in the same geographic and legal practice area.

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

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...