Skip to main content
IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 83-2136008

WILLIAM DIAMOND MIDDLE SCHOOL PTO

Also known as DIAMOND PTO

Tax-exempt · LEXINGTON, MA 02420

Financials

$66K$46K2022$36K$39K2023$38K$42K2024$33K$36K2025
Revenue Expenses · by fiscal year end
Financials of WILLIAM DIAMOND MIDDLE SCHOOL PTO by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
July 31, 2026990-EZ$33,440$35,879-$2,439$105,020–$105,020
July 31, 2025990-EZ$38,120$41,976-$3,856$107,459–$107,459
July 31, 2024990-EZ$36,185$38,610-$2,425$111,315–$111,315
July 31, 2023990-EZ$66,238$45,539$20,699$113,740–$113,740
Financial details: 990-EZ for the year ended July 31, 2026

Revenue

Contributions, gifts and grants
$7,178
Membership dues
$22,369
Investment income
$3,893

Expenses

Grants and similar amounts paid
$8,240
Compensation of officers, directors and key employees
$0
Professional fees and payments to contractors
$1,844
Other expenses
$25,795
Program services (functional)
$31,530

Balance sheet and other

Total assets, start of year
$107,459
Total assets, end of year
$105,020
Total liabilities, end of year
–
Net assets, end of year
$105,020
Cash, savings and investments
$105,020
Gross receipts
$33,440

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-EZ for the year ended July 31, 2026, highest compensation first.

NameTitleHours / weekCompensation
KAVITHA AMBATIPresident5$0
THARSHINI MATHEWPresident5$0
ANDRE KLAMASTreasurer5$0
KUN XIETreasurer5$0
ESTHER SOHNSecretary2$0
PURVI BUSAVice President2$0
LEXI YUSAH CRAMERVice President2$0
DHRUTI ASHARVice President2$0
HAZEL ANG-CHIKVice President2$0
OLIVIA KELLEYVice President2$0
ROBYN PIASECKIVice President2$0
MARIA MAKAR KIMANOVVice President2$0
990-EZ for the year ended July 31, 2025: 10 people
NameTitleHours / weekCompensation
NABANITA DEPresident5$0
MARIA MARKAR-LIMANOVPresident5$0
RITU CHATTERJEETreasurer5$0
KUN XIETreasurer5$0
ESTHER SOHNSecretary2$0
KAVITHA AMBATIVice President2$0
LEXI YUSAH CRAMERVice President2$0
KATIE GUILFOYLEVice President2$0
MENG YANGVice President2$0
GRACE LEEVice President0$0
990-EZ for the year ended July 31, 2024: 10 people
NameTitleHours / weekCompensation
KATIE GUILFOYLEPresident5$0
PAULINE BENNINGAPresident5$0
JEANINE FERRICKTreasurer5$0
RITU CHATTERJEETreasurer5$0
KATHERINE LEWISSecretary2$0
SEZA SERADERIANVice President2$0
KAVITHA AMBATIVice President2$0
LEXI YUSAH CRAMERVice President2$0
MENG YANGVice President2$0
ZHONGHUA TOM WANGVice President2$0
990-EZ for the year ended July 31, 2023: 9 people
NameTitleHours / weekCompensation
KATIE GUILFOYLEPresident5$0
PAULINE BENNINGAPresident5$0
JEANINE FERRICKTreasurer5$0
SURAJ KUMARTreasurer5$0
KATHERINE LEWISSecretary2$0
PEI LINGVice President2$0
APRIL MALONEYVice President2$0
DIANE PURSLEYVice President2$0
CHENGYU CINDY XIONGVice President2$0

Address and contacts

Address (IRS master file)
99 HANCOCK ST, LEXINGTON, MA 02420-3422
Mailing address (990-N for 2025)
99 HANCOCK STREET, LEXINGTON MA 02420
Principal officer (990-N for 2025)
ANDRE KLAMAS, 15 Grey Oaks Cir, LEXINGTON MA 02421
Signed the 990-EZ
ANDRE KLAMAS, Treasurer
Phone
(781) 861-2460
Return prepared by
Kevin M Sargis Esq

Mission

MIDDLE SCHOOL PARENT-TEACHER ORGANIZATION

990-EZ for the year ended July 31, 2026

Program accomplishments

  • TO PROMOTE THE WELFARE OF CHILDREN & YOUTH IN SCHOOL, HOME & COMMUNITY. TO PROVIDE A CLOSER RELATION IN THE HOME & SCHOOL SO PARENTS & TEACHERS MAY COOPERATE IN THE EDUCATION OF CHILDREN.
    Expenses $31,530

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in July, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025July 31, 2026December 15, 2026990-N on file
2024July 31, 2025December 15, 2025990-EZ on file
2023July 31, 2024December 16, 2024990-EZ on file

File the 2026 990-N for WILLIAM DIAMOND MIDDLE SCHOOL PTO

Due December 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
83-2136008
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2019
Accounting year ends
July
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B94)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: ANDRE KLAMAS
July 31, 2026≤ $50,000 receipts––e-Postcard
990-EZJuly 2026$33,440$35,879$105,020XML
990-EZJuly 2025$38,120$41,976$107,459XML
990-EZJuly 2024$36,185$38,610$111,315XML
990-EZJuly 2023$66,238$45,539$113,740XML
990-N for 2021
Officer: JEANINE FERRICK
June 30, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: JEANINE FERRICK
June 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Hema Gandhi
June 30, 2020≤ $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 83-2136008).

Questions about WILLIAM DIAMOND MIDDLE SCHOOL PTO

What is the EIN of WILLIAM DIAMOND MIDDLE SCHOOL PTO?
The employer identification number (EIN) of WILLIAM DIAMOND MIDDLE SCHOOL PTO is 83-2136008.
Is WILLIAM DIAMOND MIDDLE SCHOOL PTO tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
Are donations to WILLIAM DIAMOND MIDDLE SCHOOL PTO tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does WILLIAM DIAMOND MIDDLE SCHOOL PTO file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of WILLIAM DIAMOND MIDDLE SCHOOL PTO due?
The return for tax year 2026 (the year ending July 31, 2027) is due December 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WILLIAM DIAMOND MIDDLE SCHOOL PTO last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended July 31, 2026.
Who is the principal officer of WILLIAM DIAMOND MIDDLE SCHOOL PTO?
The 990-N for 2025 names ANDRE KLAMAS.
Who are the officers and directors of WILLIAM DIAMOND MIDDLE SCHOOL PTO?
The 990-EZ for the year ended July 31, 2026 lists 12 people; 0 received compensation from the organization.
How much revenue does WILLIAM DIAMOND MIDDLE SCHOOL PTO have?
On its 990-EZ for the year ended July 31, 2026 it reported revenue of $33,440, expenses of $35,879 and total assets of $105,020 at year end.

Other nonprofits in LEXINGTON

All nonprofits in LEXINGTON · Massachusetts · Education