 B- Tom and Terri Barry
- Kyle Bauman
- Trent Biggs
- Mr and Mrs Bradley
- Cynthia Brennan
- Audrey Buttolph
C- Camilla Calhoun
- Tess Cerra
- Jennifer Chipman
- John & Suzanne Chuhinko
- The Cleveland Foundation
- Robin Coleburn
- The Cottonwood Foundation
- Ros and Chantal Curtis
D- Laura Deleon
- Mr and Mrs Dresner
E- Tony Ettinger
F- Mr and Mrs Fasolino
- Jeanne Donovan Fisher
- Charles and Barbara Francis
 G- Christine Gee
- Martha Gibbons
- Charles Grethen
H- Jerry Haigh
- Molly Holmes
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J- Ken and Barbara Jackson
- Jason Michel Johns
K- Andy and Sylvia Keay
- Hunter Keay
- John and Nancy Keay
- Todd Keay
- Julie Kelly
- Eric Kloor
- Mr and Mrs Mark Kramer
 L- Karen Legget-Abouraya
- Christine Lehner
M- Scott Mason
- Nicholle McClelland-Beteille
- Poncho McCoy
- Peter and Susan McKenney
- Maria T Mertens
N- National Geographic Society
- Katherine M Nolan
O- John J. O'Neill Family Foundation
- Barbara Offenhartz
- Mrs. Fran Osborne
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P- Mr and Mrs Jim Peers
- Patricia Pfeiffer
- Maryellen Phalen
- Stephen Provost
- Larry Pixley & Robin Ratcliffe
- Lawrence Donald Pixley
R- Ginger & Lamar Ratcliffe
- Ringing Rocks Foundation
- Abby and David Ross
S- Nancy Sanders
- Stephen R Sanders
- Silverman Charitable Group
- Ashley St. Clair
- The Church of Saint Mary the Virgin
- Klaus Schwanke
- Barbara Scott & Tom Tarantino
- Dick and Margery Sholes
- Adam Smith
- Natalie M Smith
T- Michael Tully
 U- Ulug Mete Unligil
- USAID/EPRC
V- Deborah Van Dusen
- Pierrick Verilhac
W- Holly Elizabeth Weihl
- Marc and Dorothy Weiner
- Weyerhaeuser Family Foundation
- Marion and Gray Williams
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