Public Charity

ILLUMINUS INC F/K/A MARQUARDT MANAGEMENT SERVICES INC

ILLUMINUS INC F/K/A MARQUARDT MANAGEMENT SERVICES INC is a nonprofit organization categorized as Public Charity based in WATERTOWN, WI. Its most recent IRS filing (2025) reports revenue of $18.2M, expenses of $15.0M, total assets of $20.7M. Imperigo tracks 2 reported grant relationships connected to this organization totaling approximately $56K.

EIN: 391756037 WATERTOWN, WI Residential Care & Adult Day Programs NTEE: P70 Latest filing: 2025
Total Revenue$18.2M
Total Expenses$15.0M
Total Assets$20.7M
Grant Records2
Funding Total$56K
Filing Years2021–2025

Mission

GROUNDED IN FAITH, WE PROMOTE THE HEALTH AND WELL-BEING OF EACH INDIVIDUAL WE SERVE.

Officers & Directors

SVP OF FACILITIES AND CONSTRUCTION David Bertsch
BOARD MEMBER Dennis Konkol
VP OF HUMAN RESOURCES Gary Thorpe
SVP OF HR Jeff Hackel
EXECUTIVE DIRECTOR-THE MAR Jennifer Johnson
CFO Julie Marks

Officer compensation and complete director data available with membership.

Top Grant Purposes

SUPPORT FOR DEVELOPMENT
$50,000 1 grant
FUND STAFF APPRECIATION
$5,817 1 grant

Financial Trends

Year Revenue Expenses Assets
2025 $18.2M $15.0M $20.7M
2024 $16.9M $12.2M $16.9M
2023 $11.7M $8.4M $12.0M
2022 $8.1M $7.4M $7.4M
2021 $7.3M $6.1M $6.5M

Between 2021 and 2025, reported annual revenue grew from $7.3M to $18.2M (+149%), with total assets most recently reported at $20.7M.

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

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