Civic Intelligence

Riddle House Museum

990 • Fiscal year 2024 • EIN 84-1849207

Jan 01, 2024 to Dec 31, 2024 • Filed on May 14, 2025

Organization ProfileThe Riddle House
5342 Waterwood DriveLowell, MI 49331

(616) 340-7312

Siviq Scores

Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.

Liabilities / Assets

18th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2024 filings • 501(c)3 • $1M-$5M nonprofits • Source year 2024

Liabilities / Revenue

18th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2024 filings • 501(c)3 • $1M-$5M nonprofits • Source year 2024

Net Margin

39th percentile

0.0%

Higher net margin than 39% of similar nonprofits.

2024 filings • 501(c)3 • $1M-$5M nonprofits • Source year 2024

Top Officer Pay

40th percentile

$0

Higher top officer pay than 40% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

2024 filings • 501(c)3 • $1M-$5M nonprofits • Source year 2024

Asset Growth

37th percentile

0.0%

Faster asset growth than 37% of similar nonprofits.

2024 filings • 501(c)3 • $1M-$5M nonprofits • Annualized from 2023 to 2024

Revenue Growth

78th percentile

37%

Faster revenue growth than 78% of similar nonprofits.

2024 filings • 501(c)3 • $1M-$5M nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets18th percentile

Assets

Flat

$1,788,791

Flat from 2023

Net Assets

Flat

$1,788,791

Flat from 2023

Liabilities

Flat

$0

Flat from 2023

Revenue And Expenses
Liabilities / Revenue18th percentileNet Margin39th percentile

Revenue

Up

$781,666

Up $212,340 (+37%) from 2023

Expenses

Up

$781,666

Up $214,840 (+38%) from 2023

Net Income

Down

$0

Down $2,500 (-100%) from 2023

Historical Trend

Balance Sheet Trend

Asset Growth37th percentile

The highlighted filing sits inside the broader history for assets, liabilities, and net assets.

$2.0M$1.5M$1.0M$500K$0Assets 2019: $510,048Liabilities 2019: $0Net Assets 2019: $510,0482019Assets 2020: $1,112,826Liabilities 2020: $0Net Assets 2020: $1,112,8262020Assets 2021: $1,112,826Liabilities 2021: $0Net Assets 2021: $1,112,8262021Assets 2022: $1,786,291Liabilities 2022: $0Net Assets 2022: $1,786,2912022Assets 2023: $1,788,791Liabilities 2023: $0Net Assets 2023: $1,788,7912023Assets 2024: $1,788,791Liabilities 2024: $0Net Assets 2024: $1,788,7912024

Highlighted filing

2024

Assets$1,788,791
Liabilities$0
Net Assets$1,788,791
Open 2024 Filing

Operations Trend

Revenue Growth78th percentile

Revenue, expenses, and net income across loaded years, with this filing highlighted.

$800K$600K$400K$200K$0Revenue 2019: $510,048Expenses 2019: $0Net Income 2019: $510,0482019Revenue 2020: $602,778Expenses 2020: $0Net Income 2020: $602,7782020Revenue 2021: $592,994Expenses 2021: $592,994Net Income 2021: $02021Revenue 2022: $673,465Expenses 2022: $0Net Income 2022: $673,4652022Revenue 2023: $569,326Expenses 2023: $566,826Net Income 2023: $2,5002023Revenue 2024: $781,666Expenses 2024: $781,666Net Income 2024: $02024

Highlighted filing

2024

Revenue$781,666
Expenses$781,666
Net Income$0
Open 2024 Filing
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
May 14, 2025
Return Version
2024v5.1
Gross Receipts
$781,666
Mission and Program Overview

Mission

A museum to inspire and educate the community through the history of transportation power generation geology and societal changes.

Balance Sheet Detail
LineBeginningEndChange
Assets
Cash and Non-Interest-Bearing Accounts$13,326$13,326→ $0
Savings and Temporary Cash Investments$0$0→ $0
Accounts Receivable$0$0→ $0
Other Notes and Loans Receivable, Net$0$0→ $0
Pledges and Grants Receivable$0$0→ $0
Receivable From Disqualified Prsn$0$0→ $0
Receivables From Officers Etc$0$0→ $0
Investments Other Securities$0$0→ $0
Investments Program Related$0$0→ $0
Investments in Publicly Traded Securities$0$0→ $0
Land, Buildings, and Equipment, Net$0$0→ $0
Intangible Assets$0$0→ $0
Inventories for Sale or Use$0$0→ $0
Loans From Officers Directors$0$0→ $0
Prepaid Expenses and Deferred Charges$0$0→ $0
Total Assets$1,788,791$1,788,791→ $0
Other Assets Total$1,775,465$1,775,465→ $0
Liabilities
Accounts Payable and Accrued Expenses$0$0→ $0
Grants Payable$0$0→ $0
Mortgage Notes Payable Secured by Investment Property$0$0→ $0
Unsecured Notes Loans Payable$0$0→ $0
Other Liabilities$0$0→ $0
Deferred Revenue$0$0→ $0
Escrow Account Liability$0$0→ $0
Tax Exempt Bond Liabilities$0$0→ $0
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$1,788,791$1,788,791→ $0
Net Assets With Donor Restrictions$0$0→ $0
Total Net Assets Fund Balance$1,788,791$1,788,791→ $0
Total Liabilities and Net Assets / Fund Balance$1,788,791$1,788,791→ $0

Asset Categories

AssetBook ValueDepreciationBasis
Other Assets Org$1,775,465--
Compensation and Service Providers
Top Officer Pay40th percentile

Board Members and Trustees

NameTitle
Kent RiddlePresident
Susan RiddleVice-President
Scott RiddleSecy Treasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$781,666
Program Service Revenue
$0
Investment Income
$0
Other Revenue
$0
All Other Contributions
$781,666
Change in Net Assets
$0
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$781,666
Total Fundraising Expense$781,666
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Fundraising Direct Expenses$0
Fundraising Gross Income$0
Gaming Direct Expenses$0
Gaming Gross Income$0
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Insider Transactions and Loans

Loans and Receivables

Line ItemBeginningEndChange
Loans from Officers, Directors, Trustees, and Key Employees$0$0→ $0
Receivables from Disqualified Persons$0$0→ $0
Receivables from Officers, Directors, Trustees, and Key Employees$0$0→ $0
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Backup withholding compliance
Yes
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Part VI, Line 2

“Kent Riddle is married to Susan Riddle and both are parents of Scott Riddle”

Part VI, Line 11B

“The governing members review as we provide data input and can review upon request.”

Part VI, Line 12C

“All three trustees fill out an annual conflict of interest questionaire”

Part VI, Line 19

“All documents are made available when and if requested.”

Filing and Contact Details

Filer

Filer Name
Riddle House Museum
EIN
84-1849207
In Care Of
% Kent Riddle
Phone
6163407312
Address
5342 Waterwood Drive, Lowell, MI 49331

Signing Officer

Name
Kent Riddle
Title
President
Signed
2025-05-14

Organization Details

Principal Officer
Kent Riddle
Formed
2019
Legal Domicile
Mi
Voting Board Members
3
Independent Board Members
3
Employees
0
Volunteers
20
Supplemental Narrative

Additional Explanations

Part XI, Line 9

“| Description:, Explanation:, Amount:| No change in net assets, No change in net assets, $0|”

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IRS990/OtherExpensesGrp/ManagementAndGeneralAmt00
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt10
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt20
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt30
IRS990/OtherExpensesGrp/ProgramServicesAmt00
IRS990/OtherExpensesGrp/ProgramServicesAmt10
IRS990/OtherExpensesGrp/ProgramServicesAmt20
IRS990/OtherExpensesGrp/ProgramServicesAmt30
IRS990/OtherExpensesGrp/TotalAmt0781666
IRS990/OtherExpensesGrp/TotalAmt10
IRS990/OtherExpensesGrp/TotalAmt20
IRS990/OtherExpensesGrp/TotalAmt30
IRS990/OtherLiabilitiesGrp/BOYAmt00
IRS990/OtherLiabilitiesGrp/EOYAmt00
IRS990/OtherRevenueMiscGrp/ExclusionAmt00
IRS990/OtherRevenueMiscGrp/ExclusionAmt10
IRS990/OtherRevenueMiscGrp/ExclusionAmt20
IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt00
IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt10
IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt20
IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt00
IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt10
IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt20
IRS990/OtherRevenueMiscGrp/UnrelatedBusinessRevenueAmt00
IRS990/OtherRevenueMiscGrp/UnrelatedBusinessRevenueAmt10
IRS990/OtherRevenueMiscGrp/UnrelatedBusinessRevenueAmt20
IRS990/OtherRevenueTotalAmt00
IRS990/OtherSalariesAndWagesGrp/FundraisingAmt00
IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt00
IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt00
IRS990/OtherSalariesAndWagesGrp/TotalAmt00
IRS990/OthNotesLoansReceivableNetGrp/BOYAmt00
IRS990/OthNotesLoansReceivableNetGrp/EOYAmt00
IRS990/PartialLiquidationInd0false
IRS990/PaymentsToAffiliatesGrp/FundraisingAmt00
IRS990/PaymentsToAffiliatesGrp/ManagementAndGeneralAmt00
IRS990/PaymentsToAffiliatesGrp/ProgramServicesAmt00
IRS990/PaymentsToAffiliatesGrp/TotalAmt00
IRS990/PayPremiumsPrsnlBnftCntrctInd0false
IRS990/PayrollTaxesGrp/FundraisingAmt00
IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt00
IRS990/PayrollTaxesGrp/ProgramServicesAmt00
IRS990/PayrollTaxesGrp/TotalAmt00
IRS990/PensionPlanContributionsGrp/FundraisingAmt00
IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt00
IRS990/PensionPlanContributionsGrp/ProgramServicesAmt00
IRS990/PensionPlanContributionsGrp/TotalAmt00
IRS990/PledgesAndGrantsReceivableGrp/BOYAmt00
IRS990/PledgesAndGrantsReceivableGrp/EOYAmt00
IRS990/PoliticalCampaignActyInd0false
IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt00
IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt00
IRS990/PrincipalOfficerNm0Kent Riddle
IRS990/PriorPeriodAdjustmentsAmt00
IRS990/ProfessionalFundraisingInd0false
IRS990/ProgramServiceRevenueGrp/ExclusionAmt00
IRS990/ProgramServiceRevenueGrp/ExclusionAmt10
IRS990/ProgramServiceRevenueGrp/ExclusionAmt20
IRS990/ProgramServiceRevenueGrp/ExclusionAmt30
IRS990/ProgramServiceRevenueGrp/ExclusionAmt40
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt00
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt10
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt20
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt30
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt40
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt00
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt10
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt20
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt30
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt40
IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt00
IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt10
IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt20
IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt30
IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt40
IRS990/ProgSrvcAccomActy2Grp/Desc0Hosted two antique auto tours of approximately 310 people at no cost to the tours.
IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt00
IRS990/ProgSrvcAccomActy2Grp/GrantAmt00
IRS990/ProgSrvcAccomActy2Grp/RevenueAmt00
IRS990/ProgSrvcAccomActy3Grp/Desc0Hosted 4 private events including 1 wedding 1 medical graduations 2 company annual dinners at no charge.
IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt00
IRS990/ProgSrvcAccomActy3Grp/GrantAmt00
IRS990/ProgSrvcAccomActy3Grp/RevenueAmt00
IRS990/ProhibitedTaxShelterTransInd0false
IRS990/PYBenefitsPaidToMembersAmt00
IRS990/PYContributionsGrantsAmt0779666
IRS990/PYExcessBenefitTransInd0false
IRS990/PYGrantsAndSimilarPaidAmt00
IRS990/PYInvestmentIncomeAmt00
IRS990/PymtTravelEntrtnmntPubOfclGrp/FundraisingAmt00
IRS990/PymtTravelEntrtnmntPubOfclGrp/ManagementAndGeneralAmt00
IRS990/PymtTravelEntrtnmntPubOfclGrp/ProgramServicesAmt00

Document Assets

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Filings

Displayed year

2024 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$1,788,791
Liabilities
$0
Net assets
$1,788,791
Revenue
$781,666
Expenses
$781,666
Net income
$0
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$1.79$0.00$1.79$0.78$0.78$0.00
2023Detailed filing. Detailed filing data is available for this year.$1.79$0.00$1.79$0.57$0.57$0.00
2022Detailed filing. Detailed filing data is available for this year.$1.79$0.00$1.79$0.67$0.00$0.67
2021Detailed filing. Detailed filing data is available for this year.$1.11$0.00$1.11$0.59$0.59$0.00
2020Detailed filing. Detailed filing data is available for this year.$1.11$0.00$1.11$0.60$0.00$0.60
2019Detailed filing. Detailed filing data is available for this year.$0.51$0.00$0.51$0.51$0.00$0.51