Owner & Chief Executive Officer
O'Brien Garrett
Yvonne began her career in fundraising working on Bill Clinton’s 1992 campaign, and later was Vice President of the Share Group, where she helped organizations like Greenpeace expand face-to-face fundraising in the U.S. market, guided the Human Rights Campaign in launching its first email advocacy efforts, and broke records for Democratic telemarketing. Yvonne is also one of the most respected researchers in the nonprofit community and leads O’Brien Garrett’s donor research division. Yvonne has been deeply engaged with the environmental donor community for many years, using research and data to help organizations connect with donor attitudes and needs in an often-chaotic climate.
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Thursday, July 30, 2026
2:30 PM - 3:30 PM EDT