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Nonprofit · EIN 27-2777956

PROTON COLLABORATIVE GROUP INC

Tax-exempt · WARRENVILLE, IL 60555

Financials

$1.8M$1.5M2023$1.9M$1.6M2024
Revenue Expenses · by fiscal year end
Financials of PROTON COLLABORATIVE GROUP INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990$1,879,415$1,560,884$318,531$2,017,499$230,998$1,786,501
December 31, 2023990$1,768,600$1,475,531$293,069$1,553,885$85,915$1,467,970
Financial details: 990 for the year ended December 31, 2024

Revenue

Contributions, gifts and grants
$1,866,283
Membership dues
$1,666,283
Program service revenue
$0
Investment income
$13,132
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$219,995
Salaries, compensation and benefits (total)
$731,607
Professional fundraising fees
$0
Accounting fees
$9,775
Occupancy
$23,259
Travel
$40,469
Depreciation
$2,883
Program services (functional)
$1,469,980
Management and general (functional)
$90,904

Balance sheet and other

Total assets, start of year
$1,553,885
Total assets, end of year
$2,017,499
Total liabilities, end of year
$230,998
Net assets, end of year
$1,786,501
Land, buildings and equipment
$6,487
Net assets without donor restrictions
$1,784,151
Net assets with donor restrictions
$2,350
Gross receipts
$1,879,415
Employees
5
Volunteers
123
Year formed
2009
State of legal domicile
IL

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2024, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
Jillian Plochocki-SmallwoodExecutive Director
Officer
40$214,548$20,118
Charles Simone MDPresident
Trustee or director, Officer
1$0$0
Andrew Chang MDVice President/Treasurer
Trustee or director, Officer
1$0$0
George Laramore MDSecretary
Trustee or director, Officer
1$0$0
Dr Minesh MehtaDirector
Trustee or director
1$0$0
Michael Chuong MDDirector
Trustee or director
1$0$0
Carlos Vargas MDDirector
Trustee or director
1$0$0
Stephanie Perkins MDDirector
Trustee or director
1$0$0
990 for the year ended December 31, 2023: 8 people
NameTitleHours / weekCompensationOther / benefits
Jillian Plochocki-SmallwoodExecutive Director
Officer
40$237,126$13,306
Charles Simone MDPresident
Trustee or director, Officer
1$0$0
Andrew Chang MDVice President/Treasurer
Trustee or director, Officer
1$0$0
George Laramore MDSecretary
Trustee or director, Officer
1$0$0
Dr Minesh MehtaDirector
Trustee or director
1$0$0
Michael Chuong MDDirector
Trustee or director
1$0$0
Carlos Vargas MDDirector
Trustee or director
1$0$0
Stephanie Perkins MDDirector
Trustee or director
1$0$0

Address and contacts

Address (IRS master file)
4320 WINFIELD ROAD, WARRENVILLE, IL 60555-4018
In care of
% KIMBERLY HAHN
Mailing address (990-N for 2011)
420 N Walnut St, Bloomington IN 47404
Principal officer (990 for 2024)
Charles Simone, 4320 Winfield Rd Suite 2, Warrenville, IL 60555
Principal officer (990-N for 2011)
Carlos Vargas, 420 N Walnut St, Bloomington IN 47404
Signed the 990
Charles Simone, President
Phone
(630) 836-8668
Return prepared by
Roche Scholz Roche & Walsh Ltd

Mission

Conduct cancer research through oncology clinical trials in order to improve the survival outcomes of cancer patients and the quality of life for affected individuals.

990 for the year ended December 31, 2024

Program accomplishments

  • Oncology clinical trials are conducted to find better treatments and cures for cancer. Proton Collaborative Group (PCG) will serve as a research sponsor that offers clincial trials for radiation therapy centers to participate in and have them available to their physicians and patients. Administrative activities help to ensure that the organization works efficiently and is effective in fulfilling its objectives.
    Expenses $1,469,980

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026Not on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
27-2777956
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2011
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Medical research (H30)
Assets (IRS master file)
$2,017,499
Income (IRS master file)
$1,879,415

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2024$1,879,415$1,560,884$2,017,499XML
990December 2023$1,768,600$1,475,531$1,553,885XML
990December 2022$1,384,165$1,145,655$1,260,917IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2019–––IRS
990December 2018–––IRS
990-N for 2011
Officer: Carlos Vargas
December 31, 2011≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 27-2777956).

Questions about PROTON COLLABORATIVE GROUP INC

What is the EIN of PROTON COLLABORATIVE GROUP INC?
The employer identification number (EIN) of PROTON COLLABORATIVE GROUP INC is 27-2777956.
Is PROTON COLLABORATIVE GROUP INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2011.
Are donations to PROTON COLLABORATIVE GROUP INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does PROTON COLLABORATIVE GROUP INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of PROTON COLLABORATIVE GROUP INC due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did PROTON COLLABORATIVE GROUP INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2024.
Who is the principal officer of PROTON COLLABORATIVE GROUP INC?
The 990 for the year ended December 31, 2024 names Charles Simone.
Who are the officers and directors of PROTON COLLABORATIVE GROUP INC?
The 990 for the year ended December 31, 2024 lists 8 people; 1 received compensation from the organization, the highest $214,548 (Jillian Plochocki-Smallwood, Executive Director).
How much revenue does PROTON COLLABORATIVE GROUP INC have?
On its 990 for the year ended December 31, 2024 it reported revenue of $1,879,415, expenses of $1,560,884 and total assets of $2,017,499 at year end.

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