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Nonprofit · EIN 83-3148327

IASTE LTD

Tax-exempt · EUGENE, OR 97401

Financials

$85K$85K2023$74K$74K2024$73K$68K2025
Revenue Expenses · by fiscal year end
Financials of IASTE LTD by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$73,344$67,514$5,830$70,564$1,925$68,639
December 31, 2024990-EZ$73,989$73,739$250$63,716$907$62,809
December 31, 2023990-EZ$85,161$84,520$641$67,704$5,145$62,559
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Membership dues
$227
Program service revenue
$73,116
Investment income
$1

Expenses

Compensation of officers, directors and key employees
$0
Printing, publications and postage
$3,396
Other expenses
$64,118
Program services (functional)
$50,534

Balance sheet and other

Total assets, start of year
$63,716
Total assets, end of year
$70,564
Total liabilities, end of year
$1,925
Net assets, end of year
$68,639
Cash, savings and investments
$70,564
Gross receipts
$73,344

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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
MARK GILLEMPRESIDENT8$0
DR MONTIRA HORAYANGURAVice President4$0
DR HESHAM ISSASecretary20$0
990-EZ for the year ended December 31, 2024: 3 people
NameTitleHours / weekCompensation
MARK GILLEMPRESIDENT8$0
DR MONTIRA HORAYANGURAVice President3$0
DR HESHAM ISSASecretary20$0
990-EZ for the year ended December 31, 2023: 3 people
NameTitleHours / weekCompensation
MARK GILLEMPRESIDENT8$0
DR MONTIRA HORAYANGURAVice President5$0
DR HESHAM ISSASecretary24$0

Address and contacts

Address (IRS master file)
207 E 5TH AVE STE 258, EUGENE, OR 97401-0004
Signed the 990-EZ
DR HESHAM ISSA, Secretary
Phone
(407) 579-1853
Return prepared by
BKS CPAS LLC

Mission

ESTABLISHED AS AN INTERDISCIPLINARY FORUM WHERE SCHOLARS CAN EXCHANGE IDEAS, DISCUESS METHODS AND APPROACHES AND SHARE FINDINGS IN DEVELOPING AN UNDERSTANDING OF TRADITIONAL DWELLINGS AND SETTLEMENTS AS AN EXPRESSION OF CULTURAL COVENTIONS. IN THIS CAPACITY, IASTE HAS THREE MAIN VENUES TO FULFILL ITS MISSION. FIRST, IT PUBLISHES A SEMI-ANNUAL REFEREED JOURNAL, TRADITIONAL DWELLINGS AND SETTLEMENTS REVIEW. IT COLLABORATES WITH A LOCAL UNIVERSITY IN DIVERSE LOCATIONS AROUND THE WORLD TO HOST A BIENNIAL INTERNATIONAL CROSS-DISCIPLINARY CONFERENCE ON SELECTED THEMES. THIRD, IASTE HOSTS A VISITING SCHOLAR PROGRAM THAT ATTRACTS ACADEMICS FROM AROUND THE WORLD WORKING ON THEMES OF TRADITION AND THE BUILD ENVIRONMENT.

990-EZ for the year ended December 31, 2025

Program accomplishments

  • Conducted five Advisory Council meetings, four Board of Directors meetings, and coordinated twelve IASTE 2025 planning meetings with the Local Conference Committee. Advanced the indexing process of Traditional Dwellings and Settlements Review (TDSR) with Scopus, updated and curated association website content, and successfully published and distributed three issues of the journal. In addition, initiated and managed the solicitation of proposals for IASTE conferences scheduled for 20262028.
    Expenses $50,534

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-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024990-EZ on file

IRS record

EIN
83-3148327
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
2019
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$70,564
Income (IRS master file)
$73,344

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$73,344$67,514$70,564XML
990-EZDecember 2024$73,989$73,739$63,716XML
990-EZDecember 2023$85,161$84,520$67,704XML
990-EZDecember 2022–––IRS
990-EZDecember 2021–––IRS
990-EZDecember 2020–––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 83-3148327).

Questions about IASTE LTD

What is the EIN of IASTE LTD?
The employer identification number (EIN) of IASTE LTD is 83-3148327.
Is IASTE LTD tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
Are donations to IASTE LTD tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does IASTE LTD 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 IASTE LTD 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 IASTE LTD last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who are the officers and directors of IASTE LTD?
The 990-EZ for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
How much revenue does IASTE LTD have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $73,344, expenses of $67,514 and total assets of $70,564 at year end.

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