Board of Directors



presi[email protected]

Stephen is currently employed by DiNatale Water Consultants and has approximately 10 years of experience in water resource engineering in Colorado. He has broad experience in assisting with water supply master planning, water rights issues, and Colorado water law compliance for a variety of both municipal and private clients. Stephen continues to develop his expertise in water right evaluation and analysis, groundwater modeling, historical consumptive use analyses, assisting clients with water rights administration, developing substitute water supply plans, and plans for augmentation for water court applications. He has a B.S. degree in Civil Engineering from the University of Colorado at Boulder and a M.S. degree in Civil Engineering from the University of Colorado at Denver. Stephen has served on the AWRA-Colorado Board of Directors for two years, including this past year as President-Elect, and has been a member of the education committee for over 9 years. Stephen is a Colorado native that loves working and playing along the Colorado Front Range where he and his family currently reside.



Beth is a water resources engineer at Brown and Caldwell. Beth has more than eight years of local and international experience. The bulk of her experience lies in hydrologic and hydraulic studies, water supply planning, water rights and water quality. Beth holds a B.S. in Civil Engineering from the University of Wisconsin-Madison. Beth has been in involved in AWRA Colorado since 2017 and is currently serving as Secretary and Chair of the News and Outreach Committee. Outside of work, she can be found enjoying the outdoors with her husband and dogs. Their favorite activities include fishing, rafting, camping, snowboarding and hiking.

Past President


[email protected]

Karlyn is the Senior Water Resources Engineer and Water Project Mitigation Coordinator for Colorado Parks and Wildlife where she coordinates CPW’s involvement in the development and implementation of Fish and Wildlife Mitigation Plans for water projects across the state. In addition, she provides water rights engineering support for CPW water projects and water court interests. Prior to joining CPW, Karlyn worked as a water resource engineer for the Colorado Division of Water Resources. Karlyn holds an engineering degree from the Colorado School of Mines and an MPA from the University of Colorado, Denver. Karlyn has been involved with AWRA Colorado since 2013 and is currently serving as President-Elect. Outside of work, she can be found hanging out with her husband and their two dogs, enjoying the outdoors, and volunteering.



Lauren is a water resources engineer with over 9 years of experience. Lauren joined Aurora Water in 2018 as a Water Resources Project Specialist where she manages water resources supply and storage projects. Prior to joining Aurora Water, Lauren worked for Xcel Energy as a water resources analyst where she managed daily operations, accounting, and maintenance for Xcel’s facilities across Colorado, as well as support long-range water resources planning, demand forecasting, and water rights modeling projects. Lauren is a licensed professional engineer with a B.S. in civil engineering from The University of Texas at Austin, and a M.S. in civil engineering from Colorado State University. In her spare time, Lauren enjoys hiking with her golden retriever, gardening, kayaking and rafting, and volunteering with Colorado Whitewater as a kayaking instructor.



Stephanie has been a Water Resources Engineer since 2009, after graduating from Colorado State University with a BS in Civil Engineering. Throughout her career she has been providing creative water rights analyses and solutions to a diverse client base. Her primary areas of focus have been in the Colorado, Arkansas, and South Platte River basins, where she has provided water rights engineering and water resource planning and operations management support. Stephanie has also dedicated much of her time providing Colorado Water Rights trainings and presentations to the community, including presenting Colorado Water Rights – An Overview before and participating in the 2016 AWRA Mock Trial, and again participating in 2018 AWRA Mock Trial, and presented Colorado Water Rights – What’s News at the AWRA Luncheon Event in 2016. Stephanie has been a member of AWRA since 2009, and was involved in its publication committee from 2009 through 2011.

Director at Large


Lisa Brown is a water resources engineer at Wilson Water Group. She specializes in StateMod modeling, large scale basin planning, and helping clients maintain their water rights portfolios. Outside of work, Lisa enjoys volunteering with AWRA-Colorado. She currently serves on the Board of Directors and the Membership Committee, and previously has served as the Treasurer. In 2019, Lisa lead the Website Transition committee and is proud of the teamwork, creativity, and hard work by the committee that made the new AWRA-Colorado website possible. She also enjoys hiking and skiing around Colorado, craft night with friends, and working on home-improvement projects with her husband, Scott.

Director at Large

Krystle Ervin

Krystle Ervin is a Water Resources Engineer at Martin and Wood Water Consultants in Genesee. She works on water supply modeling and planning, water rights engineering, and accounting and operations for a variety of Colorado entities. Krystle earned a Bachelor of Science degree in Civil Engineering from Colorado State University in Fort Collins. She is currently the Committee Chair for the AWRA-CO’s Education Committee and also volunteers on the News and Outreach Committee. Krystle was actively involved in the transition to AWRA-CO’s new website this past year. Outside of work, Krystle enjoys camping, hiking, and cross-county skiing with her partner and dog.

Director at Large


Mark is a Project Manager at Leonard Rice Engineers, Inc. specializing in regional planning, and hydrologic analyses to support water supply planning objectives and projects throughout the state. Mark’s two professional passions include advancing regional rainwater systems as a viable water supply and applying technology to support decision making and the sustainable use of water. He holds a bachelor’s degree from Colorado State University in Watershed Science. When Mark is not working he is at the archery range or enjoying the outdoors with his wife and kids.

Director at Large


[email protected]

Arista Shippy is a Water Resources Engineer at DiNatale Water Consultants, Inc, and joined the firm in 2011. She works on basin planning, water rights engineering, water system planning, operations, and accounting, and has expertise in RiverWare and advanced Excel models of reservoir and water supply system operations. Arista previously served as the Treasurer of the Engineers without Borders Rocky Mountain Professional Chapter for over five years. She earned a B.S. degree in Environmental Science from the University of Oregon and a M.S. degree in Civil Engineering at the University of Colorado in Boulder. During her graduate degree, Arista worked with the Bureau of Reclamation at the Center for Advanced Decision Support for Water and Environment Systems (CADSWES) and researched changing demands within the Colorado River Basin. In her free time, Arista enjoys spending time with her family, friends, and dog. She and her husband are in a competition with friends to visit the oldest bar in every state; she’s been to over half.

Director at Large

Britta Strother

Britta is currently employed by Johnson, Mirmiran & Thompson and has approximately 13 years of experience in water resources planning in Colorado.  She holds a B.A. in International Political Economy from the University of Puget Sound in Tacoma, Washington, and a Master of Law in Resource Law from the University of Denver Sturm College of Law. Additionally, Britta holds certificates of specialization in water law and policy as well as environmental law and policy. Britta has served on the AWRA Board for one-year and is currently the Chair of the Legislative Committee. Britta was born in Grand Junction but grew up in Iowa prior to moving back to Colorado in High School. Outside of work, she is most likely to be found training for her next triathlon, backpacking, or playing board games with her husband.

Director at Large


Alison is a Watershed Scientist with Denver Water. Building on the success of Denver Water’s From Forests to Faucets Partnership addressing wildfire risk to drinking water supplies, Alison is developing a holistic, long-term, and adaptive approach to track, assess, and prioritize additional threats to Denver Water’s source water watersheds. Alison has 15 years of experience in watershed assessments and planning with public, private, and research organizations in stormwater, utility resilience, and source water protection. Alison received her bachelor’s degree in Environmental Economics and Management from the University of Georgia and master’s degree in Public Administration from San Diego State University. She is currently serving as a representative on the Board of Directors for Chatfield Watershed Authority and is involved in several other watershed groups and associations within Denver Water’s collections system.