Matthew K. Tieslau

Matthew K. Tieslau: Attorney with Greenberg Traurig, LLP
  • Associate at Greenberg Traurig, LLP
  • The Tabor Center, 1200 17th Street, Suite 2400, Denver, CO 80202
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Matthew K. Tieslau focuses his practice on environmental compliance, water law, and brewery representation.

Matt counsels clients on a range of natural resources and environmental matters, including litigation, permitting, auditing, reporting, enforcement, agency negotiations, and title board actions. His clients have included industrial actors, municipalities, mines, property owners, and ranchers.

Matt advises on water law matters related to water applications covering senior and junior rights, as well as exchanges and expansions, historical use quantification, and issues of state versus federal law. He also provides counsel on remediation and other water quality issues.

Matt also advises brewery clients on start-up issues including fundraising and local, state, and federal licensing, ongoing compliance, and day-to-day operations.


•Environmental compliance: auditing, enforcement, permitting, reporting.
•Election law in the environmental context
•Brewery representation

Areas of Practice (1)

  • Environmental

Education & Credentials

Contact Information:
303.572.6500  Phone
University Attended:
University of Georgia College of Public Health, B.S., Environmental Health, 2010
Law School Attended:
University of Colorado Law School, J.D., 2014; Managing Editor, Colorado Natural Resources, Energy, & Environmental Law Review; Member, Epsilon Nu Eta Environmental Health Honor Society
Year of First Admission:

Professional & Community Involvement

•Member, Colorado Bar Association
•Member, Environmental Law Section
•Member, Natural Resources & Energy Law Section
•Member, Water Law Section
•Member, Brewers Association
•Member, American Homebrewers Association
•Member, Faculty of Federal Advocates

Reported Cases:
Experience: Environmental Representations: Representation of parties regarding CWA and RCRA compliance issues.; Representation of parties in USFS negotiations regarding remediation and right-of-access.; Representation of parties in water applications covering senior and junior rights.; Represented brewery startups in licensing, real estate transactions, regulatory compliance, and contract review.; The above representations were handled by Mr. Tieslau prior to his joining Greenberg Traurig, LLP.; Government Experience: Fellow, Colorado Office of the Attorney General, 2014-2015; Internships: Extern, Colorado Office of the Attorney General: Natural Resources & Environment Section, 2014; Intern, Denver Water, 2013; Intern, Colorado Public Utilities Commission: Policy, Research and Emerging Issues Group, 2013

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Denver, Colorado

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