Officer

MARK A ONESI

2 organizations • 24 returns • Latest tax year 2025

DirectorChairpersonSecond Vice ChairpersonFirst Vice ChairpersonAssistant Secretary

Name Match Caveat

This page groups activity by normalized name only. It may combine different people who share the same name.

Organizations

Returns

Total Compensation

Total Benefits

Organizations

Organization	EIN	Returns	Latest Year	Latest Title	Compensation
Niagara County Development Corporation	22-3169112	13	2025	Chairperson	$0
Niagara Falls Underground Railroad Heritage Commission Inc.	27-2220709	11	2023	Director	$0

Returns

Tax Year	Organization	Type	Title	Hours / Week	Compensation	Benefits	Return
2025	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2024	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2023	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	-	$0	$0	View return
2023	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2022	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	-	$0	$0	View return
2022	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2021	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2021	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	-	$0	$0	View return
2020	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	-	$0	$0	View return
2020	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2019	Niagara County Development Corporation	990	Chairperson	2	$0	$0	View return
2019	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	-	$0	$0	View return
2018	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	1	$0	$0	View return
2018	Niagara County Development Corporation	990	First Vice Chairperson	2	$0	$0	View return
2017	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	1	$0	$0	View return
2017	Niagara County Development Corporation	990	First Vice Chairperson	2	$0	$0	View return
2016	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	1	$0	$0	View return
2016	Niagara County Development Corporation	990	Second Vice Chairperson	2	$0	$0	View return
2015	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	1	$0	$0	View return
2015	Niagara County Development Corporation	990	Second Vice Chairperson	2	$0	$0	View return
2014	Niagara County Development Corporation	990	Second Vice Chairperson	2	$0	$0	View return
2014	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	1	$0	$0	View return
2013	Niagara County Development Corporation	990	Assistant Secretary	2	$0	$0	View return
2013	Niagara Falls Underground Railroad Heritage Commission Inc.	990	Director	1	$0	$0	View return