- Is Mathematics Institute of Wisconsin a tax-exempt 501(c)(3)?
- Yes. Mathematics Institute of Wisconsin is recognised by the IRS as a 501(c)(3) organisation (EIN 46-4161191). The IRS recognised Mathematics Institute of Wisconsin as tax-exempt in September 2014.
- What is Mathematics Institute of Wisconsin's EIN?
- Mathematics Institute of Wisconsin's Employer Identification Number (EIN) is 46-4161191. The EIN was assigned by the IRS in September 2014. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.
- What does Mathematics Institute of Wisconsin do?
- ILLUSTRATIVE MATHEMATICSThe math specialists are certified facilitators for Illustrative Mathematics and provide IM professional learning to school districts wanting to implement the IM curriculum at their schools. We provided 26 days of virtual professional learning, 2 days…
- Where is Mathematics Institute of Wisconsin located?
- Mathematics Institute of Wisconsin is located at 20 S Main Street 2, Oconomowoc, WI, 53066.
- When was Mathematics Institute of Wisconsin founded or recognised by the IRS?
- Mathematics Institute of Wisconsin was recognised by the IRS as a tax-exempt organisation in September 2014. The IRS ruling date is the earliest authoritative date available for most US nonprofits.
- What is Mathematics Institute of Wisconsin's annual revenue?
- On its most recent Form 990 (fiscal year 2025), Mathematics Institute of Wisconsin reported $965K in total revenue and $925K in total expenses.
- Has Mathematics Institute of Wisconsin been auto-revoked by the IRS?
- No. Mathematics Institute of Wisconsin (EIN 46-4161191) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.
- Is Mathematics Institute of Wisconsin listed in IRS Publication 78?
- Yes. Mathematics Institute of Wisconsin is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.