Madoline Wallace-Gross


PHONE: (720) 726-3673
FAX: (303) 776-9100


Download VCard
Madoline Wallace-Gross


Madoline is a shareholder with the firm’s Water Practice Group where she helps clients develop new water supplies, protect existing water rights, conduct water rights due diligence/title opinions and complete water rights transactions.

She primarily practices water law, including water rights litigation and transactional matters for municipalities and other governmental entities. This also includes working behalf of ditch and reservoir companies and private water rights owners. She has practiced extensively in the Colorado Water Courts in Division Nos. 1, 2 and 5.


Water Law
Water Quality
Real Estate


Madoline earned a B.S. in Journalism from West Virginia University in 1996. She received her J.D. from the University of Denver, College of Law in 2000.

Madoline’s Current Clients Include

City of Arvada
City of Trinidad
Town of Castle Rock
Headwater Authority of the South Platte
Upper South Platte Water Conservancy District
Penrose Water District
Silver Lake Ditch and Reservoir Company
Burnco Colorado


Madoline authored and co-authored several published works, including but not limited to:

  • Colorado Supreme Court Arguably Rules that an Adjudicated Water Right is a Prerequisite for Maintaining a Ditch Condemnation Proceeding in District Court, 11 Western Water L. & Pol’y Rep. 199 (May 2007).
  • Colorado Supreme Court Finds Stipulated Decree Provision Restricts Certain Water Exports from the Upper Black Squirrel Designated Ground Water Basin, 11 Western Water L. & Pol’y Rep. 139 (March 2007).
  • Colorado Legislature Approves Inter-Basin Compact Committee Charter Paving the Way for Unprecedented Intrastate Water Compact Negotiations Between River Basins, 10 Western Water L. & Pol’y Rep. 217 (June 2006).
  • Federal District Court Rejects U.S.-Colorado Compromise Regarding Federal Reserved Water Rights for Gunnison National Park’s Black Canyon, 11 Western Water L. & Pol’y Rep. 3 (November, 2006).
  • Book Note, Water Marketing–The Next Generation, 3 U. of Denv. Water L. Rev. 120 (1999).

Organizations & Community Involvement

Madoline is the Chair Emeritus of the Colorado Bar Association’s Water Law Section.

She was an executive council member of the Colorado Bar Association’s Water Law Section from 2016-2019.  She’s been an officer from 2020 – current.

For Several Years, Madoline taught or team taught Colorado Water Law and Water Rights Administration at Metropolitan State University of Denver and volunteered for One World One Water Center for Urban Water Education and Stewardship.

Madoline is an active member of the Colorado and Boulder County Bar Associations and the Louisville Chamber of Commerce. She was an Articles Editor and a staff member for the WATER LAW REVIEW while at the University of Denver.

She loves traveling the world.  She’s an avid rock climber, gardener and dog mom.  She also enjoys skiing and snowboarding.