Public Charity

onMain Inc c/o University of Dayton

onMain Inc c/o University of Dayton is a Public Charity headquartered in Dayton, OH. Financial data from the 2025 filing: $11.7M revenue, $7.6M expenses, $56.1M total assets. 2 publicly reported grants to this organization, totaling roughly $1.4M, appear in IRS filings.

EIN: 832877212 Dayton, OH Economic Development NTEE: S30 Latest filing: 2025
Total Revenue$11.7M
Total Expenses$7.6M
Total Assets$56.1M
Grant Records2
Funding Total$1.4M
Filing Years2021–2025

Mission

The vision is to represent Dayton as a city of innovation, entrepreneurialism, creativity, sustainability, and inclusiveness, while establishing a unique platform to create, build, and demonstrate solutions across a range of disciplines from health care, energy, housing, environment, business creation, and neighborhood well-being.

Sample Grants Received

2020
ECONOMIC DEVELOPMENT
$544,068
2019
ECONOMIC DEVELOPMENT
$845,712

Showing up to 5 of 2 total records — full history available with membership.

Officers & Directors

Director, Assistant Treasurer Andrew T Horner
CEO Brian C Heitkamp
Director Helen E Jones-Kelley
Treasurer, Secretary Joann Ringer
Director Joseph Geraghty
Director Kathleen Carlson

Officer compensation and complete director data available with membership.

Top Grant Purposes

ECONOMIC DEVELOPMENT
$1,389,780 2 grants

Financial Trends

Year Revenue Expenses Assets
2025 $11.7M $7.6M $56.1M
2024 $927K $7.5M
2023 $67K $828K $4.1M
2022 $444K $744K $3.3M
2021 $444K $707K $3.1M

Between 2021 and 2025, reported annual revenue grew from $444K to $11.7M (+2525%), with total assets most recently reported at $56.1M.

Interactive year-over-year charts and full filing details available with membership.

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