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Illustrative Mathematics

Public charity
DBA: % WILLIAM MCCALLUM
Other · ORO VALLEY, AZ · EIN 46-3513958

About

At illustrative mathematics we are committed to creating a world where ALL learners know, use, and enjoy mathematics. We craft and deliver high-quality educational resources for teachers and students by developing great people who work in spirited (continued on SCH o) teams to do extraordinary things.

In care of William Mccallum

Donations are tax-deductible
Category
Other
Employees
85
Volunteers
8

Financial Snapshot

FY ending 2023-12-31
Revenue
$16.9M
Expenses
$18.3M
Assets
$12.7M
Liabilities
$2.2M

Financial history

$21.3M$10.6M$0
1617181920212223
RevenueExpenses
Latest FY2023: $16.9M · Peak FY2022: $21.3M · Avg: $10.1M

Foreign activity (Schedule F)

Total spent abroad$113K
Foreign employees1
Foreign offices0
Foreign partnership interestNo
Foreign trust interestNo
RegionActivitySpent
EUROPE (INCLUDING ICELAND & GREENLAND) - ALBANIA, ANDORRA, AUSTRIA, BELGIUM——
ILLUSTRATIVE MATHEMATICS
Your actions

Address

11900 N LA Canada DR Unit 69822
ORO Valley, AZ, 85737-407

Governance

Voting board members8
Independent members8
Conflict-of-interest policyYes
Whistleblower policyYes
Doc-retention policyYes
Audit committeeYes
990 reviewed by boardYes

Compensation practices

Severance paymentsYes
Equity-based compNo
Supplemental retirement planNo
Compensation committeeYes
Used comp surveyYes
Board approved compYes
Initial contract exceptionNo
Public records
ProPublica Nonprofit Explorer ↗
Full 990 PDFs going back to 2001, plus parsed financial extracts. The easiest place to read actual filings.
IRS Tax Exempt Organization Search ↗
IRS-side authoritative source. Confirms current exempt status and pulls the latest determination letter.
These open in a new tab. AllCiv doesn't host filings directly — these are the authoritative public-record sources.