Environmental and Economic Innovation Since 1998.
Delta Institute is a nonprofit that collaborates with communities to solve complex environmental challenges across the Midwest.
Delta Institute is a 501(c)(3) organization formed in 1998 that envisions a region in which all communities and landscapes thrive through an integrated approach to environmental, economic, and social challenges. Working with our partners, we identify opportunities for environmental solutions and design, test, and share solutions that yield social, environmental, and economic benefits for communities.
Senior Specialist, Programs
Director of Development and Communications
Director of Finance & Operations
Senior Specialist, Land Stewardship
Senior Assistant, Finance & Operations
Senior Specialist, Development
Lead, Community & Brownfield Revitalization
Chief Executive Officer
Finance & Operations Specialist
Senior Associate, Programs
Claire Costelloe supports programmatic work across Delta’s objective areas. Prior to working for Delta, Claire worked for a community development financial institution, supporting its impact measurement and research work. Claire holds bachelor's degrees in Economics and Environmental Studies from the University of Chicago. At UChicago, Claire was part of on-campus sustainability efforts as a member of the Environment, Agriculture, and Food Working Group and wrote a thesis on US pollinator policy. In her free time, Claire enjoys reading, doing crossword puzzles, and running on the Lakefront Trail.
312 462 3420
Kevin oversees and implements Delta’s energy and buildings strategy, which includes managing Delta’s green building portfolio and residential and commercial behavioral energy programs. Kevin’s passion is finding new, innovative connections, and technology-based solutions that make permanent market change and enable partners and clients to be leaders in sustainability innovation. Born in Atlanta and raised in Cincinnati, Kevin has a B.S. in Environmental Science from the University of Cincinnati, and a M.A. in Geography & Environmental Studies from Northeastern Illinois University. In his spare time, Kevin plays four musical instruments, cooks, gardens, goes on nature excursions, designs software, takes photographs, writes short stories, and occasionally keeps bees.
(312) 554-0900 x30
Jack Eskin manages projects in Delta Institute’s Green Infrastructure portfolio and provides programmatic support for the Resilient Communities initiative area, including urban redevelopment and brownfield revitalization projects. Prior to joining Delta Institute, Jack served as the Deputy Director of Redevelopment for the City of Gary, Indiana, where he oversaw land use planning, green infrastructure, brownfield redevelopment, and transportation projects. Jack holds a B.A. in Comparative Literature from the University of Massachusetts, and a Master’s in Urban Planning & Policy from the University of Illinois at Chicago. In his free time, Jack enjoys hiking, biking around town, exploring restaurants, listening to music, and being a dad.
Sidney (Sid) has more than 15 years of resource development experience with expertise in individual giving (annual fund, major gifts, and planned giving); board relations and recruitment; grant writing and prospecting; corporate sponsorship; event planning fundraising strategy; and marketing. Currently he is the director of development and marketing for Delta Institute. Sid previously served as development director for a small regenerative farming and food safety nonprofit, a gifts officer for Heartland Alliance for Human Rights & Human Needs, and in steadily increasing development roles for multiple Chicago-based social service agencies since 2006. He is also a Returned Peace Corps Volunteer who served in Mongolia; was adjunct faculty at Loyola University Chicago; and has been a presenter for the Axelson Center since 2014. He is a Certified Fundraising Executive (CFRE), and a member of the Association of Fundraising Professionals and the Chicago Area Peace Corps Association.
As Director of Finance and Operations for Delta, Helen is responsible for all of the financial, administrative and operational aspects of the organization. She brings more than 15 years of experience in a leadership capacity in accounting and administration in the nonprofit, government, and private sectors. A native of Chicago, Illinois, Helen holds a B.S. in Accounting from Fisk University in Nashville, Tennessee and M.S. from Keller University in Accounting and Financial Management. In her spare time, she loves football (GO STEELERS!), traveling, and playing with her dog.
(312) 554-0900 x11
As Senior Specialist, Olga utilizes analytical approaches and data analysis and visualization to facilitate the development and implementation of projects in Delta's ecosystems portfolio. She leads projects that connect innovative solutions and measurable outcomes on the landscape, particularly in freshwater ecosystems. Prior to joining Delta Institute, she served as the Research Manager for Alliance for the Great Lakes, providing analytical and research support for policy work and managing the academic network for the organization. Before the position at the Alliance for the Great Lakes, she conducted photo-catalysis research at Northwestern University in the Environmental Engineering Department. Olga holds a B.S. in Electrical Engineering from the University of Illinois, Urbana-Champaign and a PhD in Biomedical Engineering from Northwestern University. Olga grew up in Russia, and has lived within two blocks of Lake Michigan shoreline since moving to Chicago in 2002.
As Finance & Operations Assistant, Mackenzie provides interdepartmental support to Delta staff, specializing in HR, accounting, operations, and executive assistance. Prior to joining Delta, Mackenzie worked for a financial management services company that specialized in real estate investment. She has a B.S. in Recreation, Parks and Tourism Sciences with a certification in Professional Event Management from Texas A&M University. In her free time, Mackenzie enjoys camping and tries to visit at least one national park a year. She also enjoys hanging out with her dog, Quincy, eating Mexican food, and traveling home to visit her family in Texas.
(312) 554-0990 x1002
Reilly Manz joined Delta’s Program Implementation team after spending nearly three years as a policy and communications specialist for a bi-national, interstate compact agency tasked with convening the region’s stakeholders for the responsible stewardship of Great Lakes resources. He graduated from the University of Missouri-Columbia with a Bachelor of Arts in Political Science and has over three years of experience conducting policy research and strategic engagement across sectors in the Midwest and Great Lakes regions. He grew up in Bloomfield Hills, Michigan and enjoys skiing, photography, and clean drinking water. Occasionally, you might find him rollerblading Chicago’s lakefront.
312 781 1277
Patrick T. Murphy, CFRE serves as Delta Institute's Senior Specialist, Development. Patrick is a PhD student in Public Policy and Administration at Walden University. He holds a MS in Nonprofit Management from the Spertus Institute of Jewish Learning and Leadership and a BA in Theatre from Loyola University Chicago. He is a Certified Fundraising Executive (CFRE).
312 651 4356
Margaret is an environmental engineer responsible for project management, implementation and development of sustainability-related projects in the Resilient Communities initiative area. Her work focuses on community-based vacant property and brownfield redevelopment (from initial site acquisition and investigation through site cleanup, interim reuse, and permanent redevelopment), working with local communities to assess air quality, stakeholder relationship/partnership building, and community engagement. Margaret received a B.S. in Mathematics from Purdue University and an M.S. in Environmental Engineering from the Illinois Institute of Technology. Margaret plays the violin, loves volunteering at By the Hand and has two adorable house rabbits.
(312) 554-0900 x13
Bill Schleizer is the CEO of Delta Institute, a Chicago-based nonprofit focused on thriving communities and landscapes. He drives strategy, development, and engagement while collaborating with communities across the Midwest to solve complex environmental challenges. He has over 18 years of experience in systems and policy analysis, environmental science, ecosystems and consulting and serves on the Advisory Board for Loyola University Chicago’s Institute of Environmental Sustainability. He earned his bachelor’s degree in Ecology, Evolution, and Organismal Biology and Environmental Studies from Tulane University and his master’s degree in Environmental Analysis and Decision Making from Rice University. He hails from Stevens Point, Wisconsin and is a trivia champion who loves a challenge.
As Finance and Operations Senior Specialist for Delta, Katherine is responsible for administering the financial and operational aspects of the organization and assisting with grant management and I.T. She has worked in non-profits for her entire career, including a family foundation, a university, and smaller programmatic organizations, totaling 15 years of experience in the field. Katherine grew up in the suburbs of Washington, D.C., and stayed in Chicago after receiving her B.A. in Sociology from the University of Chicago. She loves spending time with her husband and their dog, doing DIY projects, and catching up on TV and movies.
(312) 554-0900 x33
As Senior Programs Associate, Megan Walton works on projects related to waste reduction and resilient communities. Prior to joining the programmatic team, Megan worked on the Finance and HR team at Delta Institute. Megan holds a B.A. in Art History from Trinity University in San Antonio and an M.S. in Public Service Management with a graduate certificate in Metropolitan Planning and Development. Out of the office, Megan enjoys reading, riding her bike, and traveling, and particularly enjoys exploring the Great Lakes region.
(312) 554-0900 x17
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Paul A. DeCotis
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Tregg Duerson, MBA
Chief Operating Officer, Rebuild Foundation
Mark Eidelman, MBA | Board Chair
Managing Director, JPMorgan Chase
Jeff Fort, JD | Lumin Committee Chair
Partner, Dentons US LLP
Allison Hannon Holly, MBA | Treasurer, Finance Committee Chair
Senior Sales Manager, Onshore Wind, GE Renewable Energy
Market Executive - Illinois Middle Market, JPMorgan Chase
US Program Director, Regulatory Assistance Project (RAP)
Josina Morita | Secretary
Commissioner, Metropolitan Water Reclamation District
Henrietta “Hank” Saunders, CFA | Development Committee Chair
Chair, Natural Resources Commission, Village of Glenview IL
Sam Schiller | Vice Chair; Governance and Nominating Committee Chair
Founder & CEO, Carbon Yield
Sabina Shaikh, PhD
Director of the Program on Global Environment, University of Chicago
Sanjiv Sinha, PE, PhD
Senior Vice President, Environmental Consulting & Technology, Inc.
David Ullrich, JD
Advisor, Great Lakes and St. Lawrence Cities Initiative
Director of Events and Outreach, Lincoln Park Chamber of Commerce
Sarah Bury, JD
Savitha Chelladurai, MBA
Sustainability Program Manager, Navy Pier, Inc.
Tim Cycyota | Programming Chair
Program Specialist, CLEAResult
Energy Efficiency Analyst, Verde Energy Efficiency Experts
Erin Fry | Treasurer; Finance Committee Liaison
Analytics Engineer, Tradewater
Program Associate, Midwest Energy Efficiency Alliance
Taylor Gendel | Co-Chair
Masters Candidate, UIC Urban Planning & Policy
Ellen Gottschling | Communications Chair
Community Partnerships Manager, Midwest at Spin - Electric Scooter Sharing
Todd Koenig | Outreach Chair
Logistics Coordinator, Vosges Haut Chocolat
Emily Lanzillotta, MBA
Treasury Analyst, ArcelorMittal
Assistant to the City Manager, City of Evanston
Midwest Client Coordinator, Schneider Electric
Kirsten Melling | Co-Chair; Governance and Nominating Committee Liaison
Senior Consultant, West Monroe Partners
Christopher Newman, PhD
Research Scientist, Cabot Microelectronics
ORISE Research Fellow, Great Lakes National Program Office U.S. EPA
Analyst, Marathon Capital
Nicole Rojas | Development Committee Liaison
Consultant, Boston Consulting Group
Program Coordinator, Kinship Foundation
Ingredients Buyer, Kraft Heinz