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Nonprofit · EIN 94-6077831

AMERICAN CHEMICAL SOCIETY

Also known as SILICON VALLEY SECTION

Tax-exempt · PALO ALTO, CA 94302

Financials

$237K$49K2023$99K$52K2024$163K$109K2025
Revenue Expenses · by fiscal year end
Financials of AMERICAN CHEMICAL SOCIETY by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$162,756$109,284$53,472$772,630$0$772,630
December 31, 2024990$98,794$51,827$46,967$684,273$0$684,273
December 31, 2023990$237,006$48,776$188,230$595,534$0$595,534
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$60,490
Membership dues
$36,490
Program service revenue
$56,810
Investment income
$45,456
Other revenue
$0

Expenses

Grants and similar amounts paid
$4,825
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Occupancy
$1,080
Program services (functional)
$109,284

Balance sheet and other

Total assets, start of year
$684,273
Total assets, end of year
$772,630
Total liabilities, end of year
$0
Net assets, end of year
$772,630
Publicly traded securities
$504,219
Net assets without donor restrictions
$772,630
Gross receipts
$162,756
Employees
0
Volunteers
25
Year formed
1955
State of legal domicile
CA

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, 2025, highest compensation first.

NameTitleHours / weekCompensation
Amanda NelsonChair
Officer
10$0
Natalie McClureChair Elect
Officer
12$0
Todd EberspacherPast Chair
Officer
8$0
Jigisha ShahSecretary
Officer
12$0
Ihab S DarwishTreasurer
Officer
10$0
990 for the year ended December 31, 2024: 5 people
NameTitleHours / weekCompensation
Todd EberspacherChair
Officer
10$0
Amanda NelsonChair Elect
Officer
8$0
Natalie McClurePast Chair
Officer
10$0
Megan TichySecretary
Officer
8$0
Ihab S DarwishTreasurer
Officer
10$0
990 for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
Natalie McClureChair
Officer
10$0
Todd EberspacherChair Elect
Officer
6$0
Stephanie BenightPast Chair
Officer
8$0
Megan TichySecretary
Officer
10$0
Ihab S DarwishTreasurer
Officer
10$0

Address and contacts

Address (IRS master file)
PO BOX 395, PALO ALTO, CA 94302-0395
In care of
% DR IHAB S DARWISH
Principal officer (990 for 2025)
Ihab S Darwish, 4 Azalea Lane, San Carlos, CA 94070
Signed the 990
Ihab Darwish, Treasurer
Phone
(650) 773-7999

California records

California keeps its own records of charities and corporations. Search them by EIN 94-6077831 or by the name AMERICAN CHEMICAL SOCIETY.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

Mission

Silicon Valley Section of the American Chemical Society, a non-profit organization based in Palo Alto, California, mission is to advance the broader Chemistry enterprise and its practitioners for the benefit of Earth and its inhabitants.

990 for the year ended December 31, 2025

Program accomplishments

  • Awards - Presented to exceptional students participating in science fairs and to nationally acclaimed chemists in recognition of their outstanding contributions to the scientific community and their dedication to the American Chemical Society.
    Expenses $4,825
  • Newsletter - Serves as a platform to disseminate important notices and announcements regarding seminars, short courses, events, and local employment opportunities that are pertinent to our approximately 2,500 members.
    Expenses $9,925
  • The section continue to sponsor numerous meeting and events to identify exceptional high school chemistry students, provide career guidance, and foster a diverse interest in science among younger generations. In 2025, Silicon Valley Section co-sponsored The Western Regional Meeting with the objective of addressing pertinent aspects of the ACS strategic plan and to prepare an ACS meeting that would feature programming for undergraduate and community college students.
    Expenses $62,888 · grants $55,460
  • Storage space rent
    Expenses $1,080
  • Dinner meetings and awards expenses
    Expenses $4,812
  • Councilors travel expenses
    Expenses $22,037
  • Office expenses
    Expenses $521
  • Nominations and elections
    Expenses $3,196

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, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
94-6077831
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Exempt since
1946
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$772,630
Income (IRS master file)
$162,756

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$162,756$109,284$772,630IRS
990December 2024$98,794$51,827$684,273IRS
990December 2023$237,006$48,776$595,534XML
990-EZDecember 2022–––IRS
990December 2021–––IRS

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 94-6077831).

Questions about AMERICAN CHEMICAL SOCIETY

What is the EIN of AMERICAN CHEMICAL SOCIETY?
The employer identification number (EIN) of AMERICAN CHEMICAL SOCIETY is 94-6077831.
Is AMERICAN CHEMICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1946.
Which annual return does AMERICAN CHEMICAL SOCIETY 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 AMERICAN CHEMICAL SOCIETY due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did AMERICAN CHEMICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of AMERICAN CHEMICAL SOCIETY?
The 990 for the year ended December 31, 2025 names Ihab S Darwish.
Who are the officers and directors of AMERICAN CHEMICAL SOCIETY?
The 990 for the year ended December 31, 2025 lists 5 people; 0 received compensation from the organization.
How much revenue does AMERICAN CHEMICAL SOCIETY have?
On its 990 for the year ended December 31, 2025 it reported revenue of $162,756, expenses of $109,284 and total assets of $772,630 at year end.

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