David S. O'Leary

Betsy P. Bengtson is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Betsy P., 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 Betsy P. is held by other top lawyers in the same geographic and legal practice area.

Benjamin S. Fernandez is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law, Litigation - Intellectual Property, Litigation - Patent, Patent Law and Trademark Law. Benjamin S., 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 Benjamin S. is held by other top lawyers in the same geographic and legal practice area.

David K. Lucas is a top attorney recognized by Best Lawyers in the practice area(s) of Public Finance Law. David K., 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 David K. is held by other top lawyers in the same geographic and legal practice area.

Fred Winocur specializes in the defense of white collar and economic crimes for both corporate and individual clients spanning a broad range of industries. He has successfully defended clients at all stages of the investigative and enforcement process, through all manner of criminal, regulatory, and civil actions including securities violations, financial fraud, healthcare fraud, mail and wire fraud, environmental crimes, consumer protection violations, public corruption, and antitrust violat...

More than 20 years of experience navigating prominent real estate development projects. Valued counsel to some of the nation’s leading homebuilders and developers. Greg Vallin provides counsel on high-profile, complicated real estate development projects. He helps some of the region and nation’s largest homebuilders and commercial developers find solutions for the complex issues that development projects present. From representing Sterling Ranch in the simultaneous closing of 800 ...

Tasha Power assists clients with a variety of real estate matters. She handles acquisitions and dispositions of raw land and office, industrial, retail, and multifamily properties. She assists clients with condominium developments and is well versed in the Colorado Common Interest Ownership Act (CCIOA). Her practice also involves negotiating and drafting construction contracts for clients on a variety of projects. Tasha also focuses her practice on commercial leasing, representing both landlo...

Josh brings a client-centered approach to his practice, and understands that there is no such thing as a “small case” when someone is the target of a criminal prosecution. He appreciates that some of the toughest battles to be fought are those that occur as a result of being accused of a crime, and that the restrictions and obstacles facing his clients can be far reaching and unanticipated. Josh is passionate about defending his clients, and takes a direct-approach on their behalf...

Mike Decker is a highly experienced litigator specializing in construction law, insurance defense, and complex commercial litigation. He boasts a strong record of favorable jury trial verdicts in both Colorado and Wyoming courts. Mr. Decker consistently receives top-tier recognition for his legal prowess and ethical conduct. He holds an "AV Preeminent" rating from Martindale-Hubbell, the highest distinction available. Since 2012, he has been honored as a "Colorado Super Lawyer" in civil litig...

Stephen Shapiro is a partner with the firm. Mr. Shapiro’s practice is concentrated in commercial litigation, primarily with respect to the representation of policyholders, construction professionals, developers, financial institutions, and private and public business enterprises. A significant portion of Mr. Shapiro’s practice involves the pursuit and recovery of insurance benefits on behalf of policyholders, including construction-defect liability claims, professional liability c...

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 ...