Civic Intelligence

Diamond Headache Clinic Research and Educational Foundation

990 • Fiscal year 2024 • EIN 38-3835307

Jan 01, 2024 to Dec 31, 2024 • Filed on Jul 29, 2025

Organization Profilewww.dhc-fdn.org
1235A N Clybourn Ave 408Chicago, IL 60610

(312) 867-9104

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

9th percentile

-34%

Higher net margin than 9% of similar nonprofits.

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

Top Officer Pay

99th percentile

$704,949

Higher top officer pay than 99% of similar nonprofits.

Top officer pay equals 65.4% of source-year revenue.

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

Asset Growth

3rd percentile

-41%

Faster asset growth than 3% of similar nonprofits.

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

Revenue Growth

9th percentile

-32%

Faster revenue growth than 9% of similar nonprofits.

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

Balance Sheet
Liabilities / Assets18th percentile

Assets

Down

$526,040

Down $362,451 (-41%) from 2023

Net Assets

Down

$526,040

Down $362,451 (-41%) from 2023

Liabilities

Flat

$0

Flat from 2023

Revenue And Expenses
Liabilities / Revenue18th percentileNet Margin9th percentile

Revenue

Down

$1,077,818

Down $504,329 (-32%) from 2023

Expenses

Down

$1,440,269

Down $19,138 (-1.3%) from 2023

Net Income

Down

-$362,451

Down $485,191 (-395%) from 2023

Historical Trend

Balance Sheet Trend

Asset Growth3rd percentile

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

$2.0M$1.5M$1.0M$500K$0Assets 2011: $248,712Liabilities 2011: $0Net Assets 2011: $248,7122011Assets 2012: $336,896Liabilities 2012: $0Net Assets 2012: $336,8962012Assets 2013: $253,150Liabilities 2013: $0Net Assets 2013: $253,1502013Assets 2014: $145,544Liabilities 2014: $0Net Assets 2014: $145,5442014Assets 2015: $66,605Liabilities 2015: $0Net Assets 2015: $66,6052015Assets 2016: $80,652Liabilities 2016: $0Net Assets 2016: $80,6522016Assets 2017: $326,738Liabilities 2017: $0Net Assets 2017: $326,7382017Assets 2018: $895,260Liabilities 2018: $0Net Assets 2018: $895,2602018Assets 2019: $1,353,299Liabilities 2019: $0Net Assets 2019: $1,353,2992019Assets 2020: $1,385,225Liabilities 2020: $0Net Assets 2020: $1,385,2252020Assets 2021: $1,706,888Liabilities 2021: $0Net Assets 2021: $1,706,8882021Assets 2022: $765,751Liabilities 2022: $0Net Assets 2022: $765,7512022Assets 2023: $888,491Liabilities 2023: $0Net Assets 2023: $888,4912023Assets 2024: $526,040Liabilities 2024: $0Net Assets 2024: $526,0402024

Highlighted filing

2024

Assets$526,040
Liabilities$0
Net Assets$526,040
Open 2024 Filing

Operations Trend

Revenue Growth9th percentile

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

$3.0M$2.0M$1.0M$0-$1.0MRevenue 2011: $733,645Expenses 2011: $776,486Net Income 2011: -$42,8412011Revenue 2012: $961,503Expenses 2012: $876,798Net Income 2012: $84,7052012Revenue 2013: $772,154Expenses 2013: $840,218Net Income 2013: -$68,0642013Revenue 2014: $796,993Expenses 2014: $904,599Net Income 2014: -$107,6062014Revenue 2015: $938,488Expenses 2015: $1,017,427Net Income 2015: -$78,9392015Revenue 2016: $1,023,882Expenses 2016: $1,009,835Net Income 2016: $14,0472016Revenue 2017: $1,522,607Expenses 2017: $1,276,521Net Income 2017: $246,0862017Revenue 2018: $2,241,484Expenses 2018: $1,672,962Net Income 2018: $568,5222018Revenue 2019: $2,007,362Expenses 2019: $1,549,323Net Income 2019: $458,0392019Revenue 2020: $812,986Expenses 2020: $781,060Net Income 2020: $31,9262020Revenue 2021: $1,473,254Expenses 2021: $1,151,591Net Income 2021: $321,6632021Revenue 2022: $1,420,991Expenses 2022: $2,362,128Net Income 2022: -$941,1372022Revenue 2023: $1,582,147Expenses 2023: $1,459,407Net Income 2023: $122,7402023Revenue 2024: $1,077,818Expenses 2024: $1,440,269Net Income 2024: -$362,4512024

Highlighted filing

2024

Revenue$1,077,818
Expenses$1,440,269
Net Income-$362,451
Open 2024 Filing
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Jul 29, 2025
Return Version
2024v5.2
Gross Receipts
$1,077,818
Mission and Program Overview

Mission

The purpose of the Foundation shall be to promote headache education and research by:a) providing education for professionals and nonprofessionals regardingheadaches and related conditions;b) encouraging scientific studies and research on headaches and relatedconditions;c) promoting the exchange of ideas relevant to the cause and treatment ofheadaches and related conditions; d) developing and encouraging meetings, publications, educationalseminars and otherwise contributing to increased knowledge ofheadaches and related conditions.

The Organization provides education for professionals and non-professionals in the field of headache and related painful conditions.

Balance Sheet Detail
LineBeginningEndChange
Assets
Cash and Non-Interest-Bearing Accounts$888,491$526,039▼ $362,452
Savings and Temporary Cash Investments-$0-
Accounts Receivable-$0-
Other Notes and Loans Receivable, Net-$0-
Pledges and Grants Receivable-$0-
Receivable From Disqualified Prsn-$0-
Receivables From Officers Etc-$0-
Investments Other Securities-$0-
Investments Program Related-$0-
Investments in Publicly Traded Securities-$0-
Land, Buildings, and Equipment, Net-$0-
Intangible Assets-$0-
Inventories for Sale or Use-$0-
Prepaid Expenses and Deferred Charges-$0-
Total Assets$888,491$526,040▼ $362,451
Other Assets Total-$1-
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$888,491$526,040▼ $362,451
Total Net Assets Fund Balance$888,491$526,040▼ $362,451
Total Liabilities and Net Assets / Fund Balance$888,491$526,040▼ $362,451
Compensation and Service Providers
Top Officer Pay99th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
Konrad KothmannPresidentPT$51,000$51,000$51,000
Dr Merle DiamondFormer Director-$37,110$37,110$37,110
Dr George UrbanFormer Director-$11,450$11,450$11,450

Board Members and Trustees

NameTitle
Paul L FourtSecretary
Lisbeth S DavisTreasurer

Highest Paid Contractors

ContractorServicesLocationCompensation
Cephalgia Services Management Group LLCAdministration Fees1460 N HALSTED ST -501, Chicago, IL 60642-
Ec Management Consulting LLCManagement Fees1460 N HALSTED ST - 501, Chicago, IL 60642-
Revenue and Support

Revenue Composition

Contributions and Grants
$653,500
Program Service Revenue
$424,251
Investment Income
$67
Other Revenue
$0
All Other Contributions
$653,500
Change in Net Assets
$-362,451

Audited Revenue Reconciliation

Revenue per Audited Statements
$1,077,818
Total Revenue per Audited Statements
$1,077,818
Total Revenue per Form 990
$1,077,818
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$1,389,269
Salaries, Compensation, and Employee Benefits$51,000
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Fees for Services Management$300,000$144,000-$444,000
Other Expenses$77,273$96,000-$77,273
All Other Expenses$50,231$8,150-$58,381
Current Officers, Directors, Trustees, and Key Employees$51,000--$51,000
Fees for Services Accounting-$32,851-$32,851
Office Expenses-$4,229-$4,229
Fees for Services Legal-$2,046-$2,046
Total Functional Expenses$1,152,993$287,276$0$1,440,269

Audited Expense Reconciliation

Line ItemAmount
Expenses per Audited Statements$1,440,269
Total Expenses per Audited Statements$1,440,269
Total Expenses per Form 990$1,440,269
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

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

Interested-Person Transactions

Interested PartyRelationshipDescriptionShared RevenueAmount
-Common partnersReimbursementNo$444,000
-ShareholdersReimbursementNo$96,000
-Common partnersManagement ServicesNo$96,000

Loans and Receivables

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

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Audit committee
Yes
Backup withholding compliance
Yes
Business relationship with 35% controlled entity
Yes
Business relationship with family members
No
Business relationship with organization members
Yes
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
Yes

Governance Explanations

Form 990, Part VI, Section A, Line 2

“Character of relationship is described in Schedules R and L.”

Form 990, Part VI, Section A, Line 3

“GKM Partners, LLC provided management and consulting services. Character of relationship is described in Schedules J,L and R.EC Management Consulting, LLC provided management and consulting services. Character of relationship is described in Schedules J,L and R.”

Form 990, Part VI, Section B, Line 11B

“Copy of the tax return is presented to the board of directors before filing.”

Form 990, Part VI, Section B, Line 12C

“Officers and directors would in writing state any conflicts of interest should they occur.”

Form 990, Part VI, Section C, Line 19

“The Foundation makes it's documents available based on written request to its board of directors.”

Filing and Contact Details

Filer

Filer Name
Diamond Education Foundation
EIN
38-3835307
Phone
3128679104
Address
1235A N Clybourn Ave 408, Chicago, IL 60610

Signing Officer

Name
Konrad Kothmann
Title
President
Signed
2025-07-29
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Konrad Kothmann
Formed
2011
Legal Domicile
Il
Voting Board Members
3
Independent Board Members
2
Employees
0

Preparer

Firm
Lerman Sweeney & Co LLP
Address
5215 Old Orchard Road Ste 525, Skokie, IL 60077
Preparer
Mitchell S Lerman
Phone
8479666696
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This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/PersonNm0Dr George Urban
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/PersonNm1Dr Merle Diamond
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/PersonNm2Konrad Kothmann
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TitleTxt0Former Director
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TitleTxt1Former Director
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TitleTxt2President
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IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/NameOfInterested/BusinessName/BusinessNameLine1Txt0Diamond Headache Clinic
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/NameOfInterested/BusinessName/BusinessNameLine1Txt1GKM Partners LLC
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/NameOfInterested/BusinessName/BusinessNameLine1Txt2CSMG LLC
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/NameOfInterested/BusinessName/BusinessNameLine1Txt3EC Management Consulting
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/RelationshipDescriptionTxt0Shareholders
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IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/RelationshipDescriptionTxt2Common partners
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/RelationshipDescriptionTxt3Common partners
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IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/TransactionDesc0Reimbursement
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/TransactionDesc1Management Services
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/TransactionDesc2Reimbursement
IRS990ScheduleL/BusTrInvolveInterestedPrsnGrp/TransactionDesc3Management Services
IRS990ScheduleL/SupplementalInformationDetail/ExplanationTxt0Item (a): Diamond Headache Clinic, LTDItem (b): Shareholders of Diamond Headache Clinic, LTD are former members of the Foundation's BoardItem (d): The Foundation reimburses the Clinic, via Cephalgia Services Management Group, LLC for non-management services,payroll, administrative services and expensesItem (a): GKM Partners,LLCItem (b): 2 Partners in GKM Partners, LLC are former members of the Foundation's Board. 1 Partners in GKM Partners, LLC is members of the Foundation's BoardItem (d): The Foundation compensates GKM Partners, LLC for management and consulting services providedItem (a): Cephalgia Services Management Group, LLC (CSMG, LLC)Item (b): 2 Partners in Cephalgia Services Management Group, LLC are former members of the Foundation's Board. 1 Partners in Cephalgia Services Management Group, LLC is member of the Foundation's BoardItem (d): Cephalgia Services Management Group, LLC manages the Clinic. The Foundation reimburses the Clinic, via Cephalgia Services Management Group, LLC, for non-management services, administrative services and expensesItem (a): EC Management Consulting,LLCItem (b): 1 Partner in EC Management Consulting,LLC is former member of the Foundation's Board. 1 Partner in EC Management Consulting,LLC is members of the Foundation's BoardItem (d): The Foundation compensates EC Management Consulting,LLC for management and consulting services provided
IRS990ScheduleL/SupplementalInformationDetail/FormAndLineReferenceDesc0Schedule L, Part V Supplemental Information
IRS990/ScheduleORequiredInd0true

Document Assets

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Filings

Displayed year

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

Open filing
Assets
$526,040
Liabilities
$0
Net assets
$526,040
Revenue
$1,077,818
Expenses
$1,440,269
Net income
-$362,451
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.53$0.00$0.53$1.08$1.44$0.36
2023XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.89$0.00$0.89$1.58$1.46$0.12
2022XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.77$0.00$0.77$1.42$2.36$0.94
2021Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.71$0.00$1.71$1.47$1.15$0.32
2020XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.39$0.00$1.39$0.81$0.78$0.03
2019Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.35$0.00$1.35$2.01$1.55$0.46
2018XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.90$0.00$0.90$2.24$1.67$0.57
2017Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.33$0.00$0.33$1.52$1.28$0.25
2016XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.08$0.00$0.08$1.02$1.01$0.01
2015XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.07$0.00$0.07$0.94$1.02$0.08
2014Detailed filing. Detailed filing data is available for this year.$0.15$0.00$0.15$0.80$0.90$0.11
2013Detailed filing. Detailed filing data is available for this year.$0.25$0.00$0.25$0.77$0.84$0.07
2012Summary only. Only limited summary data is available for this year.$0.34$0.00$0.34$0.96$0.88$0.08
2011Summary only. Only limited summary data is available for this year.$0.25$0.00$0.25$0.73$0.78$0.04