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Great River Montessori Inc

EIN 83-3377743 · Holmen, WI

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthGood82 out of 100GovernanceWeak36 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

GREAT RIVER MONTESSORI IS A MONTESSORI SCHOOL PROVIDING HIGH-QUALITY EDUCATION FOR STUDENTS IN 3-YEAR-OLD PRESCHOOL THROUGH 6TH GRADE.

Income
$495,192
Spending
$435,557
Spent on programs
67%
Reserves
3.9 months of spending
Largest source of income
fees for its services, 71%
Employees
15
Highest pay
$56,955, board president co-founder

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Good: 82 out of 100. Higher than 56% of charities in its peer group (education, $250k to $1m).

  • Reserves

    20 of 35

    Spendable reserves would cover 3.9 months of spending.

  • Debt

    20 of 20

    It owes 1% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 12% of income.

  • Spending floor

    15 of 15

    66% of spending went to programs and raising each dollar of donations cost 8 cents.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Weak: 36 out of 100. Higher than 8% of charities in its peer group (education, $250k to $1m).

  • Independent board

    5 of 25

    1 of 3 voting board members are independent.

  • Conflict of interest policy

    0 of 15

    Reports no written conflict of interest policy.

  • Whistleblower policy

    0 of 8

    Reports no written whistleblower policy.

  • Record keeping policy

    0 of 7

    Reports no written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Pay set independently

    0 of 5

    Reports no independent review process for its chief executive's pay.

  • Independent check of accounts

    6 of 15

    Its accounts were not audited or reviewed by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (3)
  1. $235,610 spent. SCHOOL YEAR EDUCATION STARTING SEPTEMBER AND GOING TO JUNE FOR A TOTAL OF 173 DAYS PROVIDING MONTESSORI EDUCATION TO 37 STUDENTS RANGING FROM THREE YEAR OLD PRESCHOOL THROUGH SIXTH GRADE. GREAT RIVER MONTESSORI IS A GROWING PARTNERHIPS BETWEEN CHILDREN, SCHOOL, COMMUNITY AND NATURE. GREAT RIVER MONTESSORI EMBRACES MONTESSORI PRINCIPLES, DEVELOPING THE CHILDS FULL POTENTIAL AND THE LIFE-LONG LOVE OF LEARNING. GREAT RIVER MONTESSORI IS A NOT FOR PROFIT, PRIVATE, AUTHENTIC MONETSSORI SCHOOL PROVIDING HIGH QUALITY EDUCATION FOR STUDENTS IN 3 YEAR OLD PRESCHOOL THROUGH 6TH GRADE. THIS UNIQUE METHODOLOGY OF TEACHING, DEVELOPED BY MARIA MONTESSORI FOCUSES SPECIFICALLY ON THE DEVELOPMENT OF THE CHILD. THE SCHOOL PROVIDES AN ATMOSPHERE WHERE THEY CAN LEARN THROUGH HANDS ON MONTESSORI MATERIALS, THEIR MOTIVATION TO LEARN, A DIVERSE ENVIRONMENT AND CONNECTING NATURE TO LEARNING.
  2. $42,910 spent. SUMMER SCHOOL CARE MONTESSORI EDUCATION PROVIDED TO APPROXIMATELY 44 STUDENTS RANGING FROM 3 YEAR OLD PRESCHOOL TO SIXTH GRADE FOR THE MONTHS OF JUNE JULY AND AUGUST. GREAT RIVER MONTESSORI IS A GROWING PARTNERHIPS BETWEEN CHILDREN, SCHOOL, COMMUNITY AND NATURE. GREAT RIVER MONTESSORI EMBRACES MONTESSORI PRINCIPLES, DEVELOPING THE CHILDS FULL POTENTIAL AND THE LIFE-LONG LOVE OF LEARNING. GREAT RIVER MONTESSORI IS A NOT FOR PROFIT, PRIVATE, AUTHENTIC MONETSSORI SCHOOL PROVIDING HIGH QUALITY EDUCATION FOR STUDENTS IN 3 YEAR OLD PRESCHOOL THROUGH 6TH GRADE. THIS UNIQUE METHODOLOGY OF TEACHING, DEVELOPED BY MARIA MONTESSORI FOCUSES SPECIFICALLY ON THE DEVELOPMENT OF THE CHILD. THE SCHOOL PROVIDES AN ATMOSPHERE WHERE THEY CAN LEARN THROUGH HANDS ON MONTESSORI MATERIALS, THEIR MOTIVATION TO LEARN, A DIVERSE ENVIRONMENT AND CONNECTING NATURE TO LEARNING.
  3. $11,119 spent. ADDITIONAL CARE MONTESSORI EDUCATION PROVIDES CARE TO APPROXIMATELY 23 STUDENTS RANGING FROM THREE YEAR OLD PRESCHOOL THROUGH SIXTH GRADE FOR THE MONTHS OF SEPTEMBER TO JUNE SPECIFICALLY FOR THE TIME PERIODS BEFORE AND AFTER THE TRADITIONAL SCHOOL DAY. GREAT RIVER MONTESSORI IS A GROWING PARTNERHIPS BETWEEN CHILDREN, SCHOOL, COMMUNITY AND NATURE. GREAT RIVER MONTESSORI EMBRACES MONTESSORI PRINCIPLES, DEVELOPING THE CHILDS FULL POTENTIAL AND THE LIFE-LONG LOVE OF LEARNING. GREAT RIVER MONTESSORI IS A NOT FOR PROFIT, PRIVATE, AUTHENTIC MONETSSORI SCHOOL PROVIDING HIGH QUALITY EDUCATION FOR STUDENTS IN 3 YEAR OLD PRESCHOOL THROUGH 6TH GRADE. THIS UNIQUE METHODOLOGY OF TEACHING, DEVELOPED BY MARIA MONTESSORI FOCUSES SPECIFICALLY ON THE DEVELOPMENT OF THE CHILD. THE SCHOOL PROVIDES AN ATMOSPHERE WHERE THEY CAN LEARN THROUGH HANDS ON MONTESSORI MATERIALS, THEIR MOTIVATION TO LEARN, A DIVERSE ENVIRONMENT AND CONNECTING NATURE TO LEARNING.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated September 30, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated September 10, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending June 2025.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since December 2019.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 7, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.