Patrick Tennyson, President and Chief Executive Officer

Patrick Tennyson is the President and CEO of Butterfly Pavilion in Westminster, Colorado. Patrick has been with Butterfly Pavilion since June of 1999 and has been the organization’s President and CEO since 2010.

Patrick has a Master’s degree in Nonprofit Management from Regis University. He has a B.S. in Zoology and a Minor in Chemistry from Metropolitan State College. Patrick has been involved in environmental education and conservation since 1987, including over five years as an Interpretive Naturalist and nearly six years in youth and adult education program management. Patrick has dedicated over 20 years to professional leadership, administration and strategic planning. His leadership contributions include board and staff development, cultural and organizational innovation, responsible financial oversight and growth through fundraising and community collaborations.

He is actively involved with a number of environmental conservation awareness groups. He served on the board of Colorado Alliance for Environmental Education (CAEE) for over eight years, including a two-year term as Board President. Patrick is currently a board member of the Broomfield Open Space Foundation and is presently serving his second four-year term on the Broomfield Open Space Advisory Council. He is a member of the Governance Committee of 36 Commuter Solutions, and in 2010 he was appointed by the City Council as a member of the Broomfield Sustainability Task Force creating the City of Broomfield’s Sustainability Plan.

Mary Ann Colley, Chief Operating Officer

Mary Ann Colley is the Chief Operating Officer at Butterfly Pavilion in Westminster, CO. She has been with the Butterfly Pavilion since May of 2002 and began her work as COO in 2020 after holding the position of VP of Science, Conservation and Operations for 10 years.

Mary Ann grew up in south Texas where she found her love for invertebrates and received a Bachelor of Science in Bioenvironmental Sciences and Entomology in 2001 from Texas A&M University, College Station. In 2010 she received her master’s degree in Education – Curriculum, Instruction, and Assessment from Regis University, Denver, CO. From 2010-2022 Mary Ann oversaw the growth of Butterfly Pavilion’s science, research, and conservation programs focused on invertebrate breeding with an emphasis on welfare and sustainable populations, as well as Butterfly Pavilion’s Pollinator Awareness through Conservation and Education (PACE) initiative, which focuses on habitat restoration, monitoring and pollination work. She oversees the Leading Environmental Action for Sustainability (LEAFS) program and is dedicated to bringing a unique perspective to sustainable business by supporting habitat and invertebrate conservation through innovative concepts like butterfly farming and beekeeping. Mary Ann has consulted on three NASA space shuttle missions, 2008-2011, for life science experiments with butterflies and spiders on the International Space Station. She led Butterfly Pavilion through the Association of Zoos and Aquariums accreditation process, awarded in 2014 and 2019; Butterfly Pavilion is the only standalone AZA-accredited invertebrate zoo in the world. She collaboratively formed the Colorado Pollinator Network in 2016 and continues to chair this state-wide network, now supporting an annual Pollinator Summit. Mary Ann spearheads the consultation, design and planning for permanent butterfly houses and exhibits nationally and internationally.  She serves as affiliate faculty and mentor to graduate students in the Department of Biology at CSU.


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Bill Finley, Chief Financial Officer

With over 20 years of experience in the non-profit sector, Bill Finley is a dedicated project manager specializing in financial accounting.

Bill brings over 20 years of experience in the non-profit sector working at summer camps, managing social service programs and leading addiction treatment programs. His career led him from program management to financial oversight and accounting because “budgets are fun.” Bill joined Butterfly Pavilion after serving as the CFO for The Salvation Army in Alaska, and as the Finance and Operations Director at the National Ski Patrol. Bill holds a Masters in Non-profit Management from Regis University. Bill is an Eagle Scout and is passionate about creating a sustainable and diverse world for future generations.


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Janet McFarland Burlile, VP of Donor Relations

Janet McFarland Burlile is an accomplished non-profit leader and has more than 23 years of leadership and fundraising experience, working for some of Denver’s most notable cultural institutions

Janet is an accomplished non-profit leader and has more than 23 years of leadership and fundraising experience, working for some of Denver’s most notable cultural institutions. Her experience includes the Mesa Verde Foundation, History Colorado, Denver Botanic Gardens and Denver Zoo, where she led the successful campaign for Toyota Elephant Passage.

“Janet brings proven experience in securing major gifts and has a successful track record of designing and implementing successful high-level development programs,” said Tennyson. “These skills and her proven leadership abilities will be instrumental to complete this capital campaign and elevate Butterfly Pavilion’s status as a zoological organization engaged in invertebrate research and conservation projects around the world.”


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Russ Pecoraro, VP of Marketing and Communications

Russ Pecoraro brings extensive experience in marketing and public relations to Butterfly Pavilion.

Russ previously served as Director of Mountain Communications for Vail Resorts and Director of Communications for Heavenly Mountain Resort at Lake Tahoe. He also managed high-tech accounts for The Hoffman Agency, a global public relations firm in San Jose, California. Pecoraro graduated from Santa Clara University with a degree in communications. Pecoraro, his wife, Lindsay, and kids, Mia and Dominic, have been Butterfly Pavilion members since 2013.


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Richard Reading, Ph.D., VP of Science and Conservation

Dr. Richard Reading, Ph.D., Vice President of Science and Conservation, has worked to develop and direct Butterfly Pavilion’s growing international portfolio of research and conservation projects over the past six years.

Rich oversees the Horticultural and Curatorial Departments, in addition to the Research and Conservation Department. According to Butterfly Pavilion President and CEO Patrick Tennyson, “Rich is a tremendous leader in conservation today. He is extremely well-versed, vastly knowledgeable, and passionate about developing the next generation of invertebrate scientists. Rich is shaping and reprioritizing the value of invertebrates in global conservation efforts, and, through his talents, magnifying their importance.” 

Dr. Reading serves as an Adjunct Professor within the Department of Biology at the University of Denver; Affiliate Faculty with the Department of Agricultural Biology at Colorado State University; and a Fellow with the University of Nebraska’s Center for Great Plains Studies. Prior to joining Butterfly Pavilion, Rich spent 19 years running the Conservation Biology program at Denver Zoological Foundation. 

Dr. Reading received a Ph.D. and three master’s degrees from Yale University in Wildlife Ecology and Human Dimensions of Wildlife and an Honorary Doctorate from the National Education University of Mongolia. In 2020, Rich was honored to receive the Order of the Polar Star, the highest honor from the Mongolian National Government for expatriates, for contributions to conservation. He has conducted or overseen projects in dozens of countries, working primarily on grassland and arid ecosystems on six continents, with a focus on the Great Plains of North America, the steppes and deserts of Mongolia, the savannahs and deserts of Botswana, and the Altiplano of Peru. Dr. Reading’s work focuses on developing pragmatic, effective, and interdisciplinary approaches to the conservation of wildlife and protected areas through research, capacity development, and working with local people and governments. Rich also serves on the board of directors or advisors for several non-profit organizations in the United States and overseas and as an associate editor for 5 scientific journals. Rich was also appointed to serve a four-year term on the Governor’s Colorado Parks and Wildlife Commission. 


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