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Person · officer / director

Mark Leon

CFO & Asst. Treasurer · Alzheimer's Disease & Related Disorders

CFO & Asst. Treasurer at Alzheimer's Disease & Related Disorders. Listed as an officer, director, or key employee across 3 organizations on the Form 990 record.

Ambiguous identity This name matches 4 other individuals 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
3
Roles reported
3
Reported compensation
$493K
Others who share this name
4

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.

✓ Verified from filings
Reported as CFO & Asst. Treasurer of Alzheimer's Disease & Related Disorders, based in Chicago, IL.
Received $493K in total reported compensation on the most recent Form 990 (Part VII).
Also listed as Asst. Treasurer of Alzheimers Impact Movement — $719.
Also listed as Assistant Treasury of Coalition of New York State, uncompensated.
Facts extracted directly from each organization's Form 990, Part VII.
Biography In progress
We're building a sourced biography for every person — from filings, news, and public records, citing where each fact comes from. Person-name searches are our single largest source of demand, so this is what we're shipping next.

Affiliations

Organizations

Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.

Alzheimer's Disease & Related Disorders CFO & Asst. Treasurer · $457.2M revenue · Chicago, ILTHE ALZHEIMER'S ASSOCIATION LEADS THE WAY TO END ALZHEIMER'S AND ALL (CONTINUED IN SCHEDULE O) OTHER DEMENTIA - BY ACCELERATING GLOBAL RESEARCH,…pay $171K → $492KFiled FY2024 · Source: Form 990, Part VII
$492Kreported comp
Alzheimers Impact Movement Asst. Treasurer · $11.3M revenue · Chicago, ILELIMINATE ALZHEIMER'S DISEASE THROUGH THE ADVANCEMENT OF RESEARCH, PROVIDE & ENHANCE CARE & SUPPORT FOR ALL AFF- ECTED & REDUCE THE RISK OF DEMENTIA…Filed FY2024 · Source: Form 990, Part VII
$719reported comp
C
Coalition of New York State Assistant Treasury · $5.2M revenue · Cohoes, NYSee Schedule OFiled FY2024 · Source: Form 990, Part VII

Disambiguation

Other people named Mark Leon

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.

M
Mark Leon 2 organizations · Park Ridge, ILMdrt Academy
M
Mark Leon 1 organization · Las Vegas, NVMountains Edge Master Association
M
Mark Leon 1 organization · Chicago, ILAmerican Library Association
M
Mark Leon 1 organization · Chicago, ILChicago Lighthouse Industries

Network

Serves alongside

Other officers, directors & key employees at this person's organizations, by latest reported compensation.

K
President/CEO · FY2024
$1.0M
D
Chief Operating Officer · FY2024
$932K
M
Chief Science Officer · FY2024
$931K
H
Former Chief Executive Officer · FY2023
$899K
R
Chief Public Policy Officer · FY2024
$857K
D
& Field Ops Ofr (thru 1/24); COO · FY2023
$823K
D
Mission & Field Operations Officer · FY2022
$751K
K
Chief Field Operations Officer · FY2024
$599K
G
West Area Leader · FY2021
$503K
B
Chief Administrative Officer · FY2024
$490K
C
Chief De&I Officer · FY2024
$480K
E
Chief Field Operations Officer · FY2024
$469K

Network

Recommendations

Written by other verified members of the network — visible once you're a verified person yourself.

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Explore

Similar organizations

Nonprofits working in the same field — explore who else operates in this space.

Alzheimers Foundation of America INC$20.0M revenue · New York, NY
Alzheimers Disease Data Initiative INC$12.5M revenue · Kirkland, WA
Davos Alzheimer's Collaborative INC$12.5M revenue · Wayne, PA
Pat Summitt Foundation$9.3M revenue · Knoxville, TN
Alzheimers Community Care INC$7.7M revenue · West Palm Beach, FL
Rogerson House INC$7.1M revenue · Boston, MA

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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