Andrew S. Green

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...

Extensive experience with a variety of complex, high-profile transactions. Provides practical, business-minded advice. Recognized for his leadership in the M&A space. Avi Loewenstein represents private equity funds, entrepreneurs, family offices and private companies in a variety of complex transactions including mergers and acquisitions, leveraged buyouts, growth equity and minority investments, corporate reorganizations and general corporate matters. Additionally, he has crafted complex...

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

Jessica R. Diaz is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Jessica R., 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 Jessica R. is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/bergsieker-ryan-t/ .

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

Doug has been an Assistant United States Attorney and Assistant District Attorney. Now that he is in private practice, Doug is one of Colorado’s most experienced and acclaimed criminal defense lawyers. AV rated by Martindale-Hubbell, with a perfect 10.0 / “Superb” rating by AVVO, Doug has been chosen as a “Rising Star” for several years—a distinction limited to 2.5% of Colorado’s practicing attorneys under the age of 40. In 2018 to 2020, he was recogn...

Michael Menghini is a Shareholder in Burg Simpson’s Construction Defect Litigation Group. His practice focuses on representing clients with claims involving construction defects, construction products liability, association reserves, breach of fiduciary duty, misrepresentation/non-disclosure and commercial litigation. His clients include community associations, such as homeowner associations and condominium associations, homeowners and business owners. Mr. Menghini has successfully repr...

Tom Ragonetti has been frequently referred to as the preeminent land use attorney in Colorado and the Rocky Mountain region. His practice is focused on land use, government regulation, public-private transactions and related matters. He is a recognized specialist in land use planning and regulation, public finance for private development, annexation, urban development, zoning and historic preservation. Beyond his unparalleled expertise in land use and governmental regulation, Tom has comprehe...

Bradley A. Levin, a shareholder in the Denver law firm Levin Sitcoff PC, focuses his practice on tort and commercial litigation, especially insurance bad faith and insurance coverage disputes. He has significant litigation and trial experience. Mr. Levin received his undergraduate degree from Stanford University, with distinction, where he was elected Phi Beta Kappa. He graduated from the University of California, Hastings College of Law, and served as editor-in-chief of the Hastings Constitu...