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Person · officer / director

Mark Byrne

Secretary · Mid-Erie Mental Health Services INC

Secretary at Mid-Erie Mental Health Services INC. Listed as an officer, director, or key employee across 2 organizations on the Form 990 record.

Ambiguous identity This name matches 3 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
2
Roles reported
2
Others who share this name
3

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 Secretary of Mid-Erie Mental Health Services INC, based in West Seneca, NY.
●
Also listed as Director of Endeavor Health Foundation INC, 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.

Mid-Erie Mental Health Services INC Secretary · $23.6M revenue · West Seneca, NYTHE MISSION OF ENDEAVOR HEALTH SERVICES IS TO COLLABORATE WITH CONSUMERS, FAMILIES AND COMMUNITIES TO PROMOTE WELLNESS AND RECOVERY THROUGH AN ARRAY…Filed FY2025, FY2024, FY2023 · Source: Form 990, Part VII
E
Endeavor Health Foundation INC Director · $24K revenue · West Seneca, NYFiled FY2025, FY2024, FY2023, FY2022, FY2021 · Source: Form 990, Part VII

Disambiguation

Other people named Mark Byrne

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 Byrne 1 organization · San Francisco, CAGolden Gate Triathlon Club
M
Mark Byrne 1 organization · Chicago, ILAthletic Alliance of Chicago
M
Mark Byrne 1 organization · Wilmington, OHClinton County Farmers and Sportsmens Assn

Network

Serves alongside

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

E
Chief Executive Officer · FY2025
$220K
E
Director Diversion Services · FY2025
$116K
D
Senior Director of Fiscal Operations · FY2025
$111K
A
Vice President of Clinical · FY2025
$110K
S
Chief Operating Officer · FY2025
$107K
R
Director of Clinical Services · FY2025
$102K
P
CFO Through May 2020 · FY2020
$50K
M
Interim CFO · FY2022
$46K
A
CFO June - September 2020 · FY2020
$30K
J
President · FY2025
N
Vice President · FY2025
B
Treasurer · FY2025

Network

Recommendations

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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