Ambiguous identityThis name matches 1 other individual we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.
Organizations
2
Roles reported
2
Others who share this name
1
Who this is
Profile
Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.
Facts extracted directly from each organization's Form 990, Part VII.
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Affiliations
Organizations
Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.
The Garden Conservancy INCDirector · $7.7M revenue · Garrison, NYTO PRESERVE, SHARE, AND CELEBRATE AMERICA'S GARDENS AND DIVERSE GARDENING TRADITIONS FOR THE EDUCATION AND INSPIRATION OF THE PUBLIC.Filed FY2025, FY2024, FY2023, FY2022, FY2021, FY2020 · Source: Form 990, Part VII
Stonecrop Gardens INCDirector · $3.7M revenue · Cold Spring, NYTO UPHOLD AND DEMONSTRATE THE HIGHEST STANDARDS OF HORTICULTURAL PRACTICE AND TO PROMOTE THE USE OF SUCH STANDARDS AMONG AMATEUR AND PROFESSIONAL…Filed FY2024, FY2023 · Source: Form 990, Part VII
Disambiguation
Other people named Christopher Spitzmiller
Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.
President & CEO · Alliance to End Plastic Waste INC
$1.4M
Public data from IRS Form 990 e-file & the Business Master File. Individuals appear here because they were named as an officer, director, or key employee on a nonprofit's Form 990; people are grouped by name plus corroborating evidence (Schedule R, shared address, shared board members). · philanthropy.org
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the organization.