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ASSOCIATION OF ARCHITECTURE ORGANIZATIONS INC

EIN 45-2174550 CHICAGO, IL

Largest nonprofits in Illinois

Revenue 2025
$1,200
Expenses 2025
$14,623

Program services were 0.0% of total expenses calculated — Part III's total program service expenses over total expenses, both as filed.

As filed

Subsection
03
NTEE code
B90
Classification
2000
Street
111 E WACKER DR STE 1321

These codes are the IRS's own and are shown exactly as filed. What each one means is in the Business Master File documentation (opens in a new tab).

Other organizations at this address

1 other organization in the IRS Business Master File lists the same street address. matched by us

This address is a suite or unit (STE 1321). Organizations that share one are often clients of the same office-services firm, accountant or registered agent rather than related to each other.

We match the street line and ZIP code as the IRS gives them, ignoring case and outer spaces and nothing else, so "AVE" and "AVENUE" count as different streets and this list can miss some. A shared address can mean related organizations or a shared office, but it can also be a registered agent, a mail drop or a service provider holding mail for unrelated clients. It is not, by itself, evidence that two organizations are connected.

Mission and programs · 2025

Primary exempt purpose

The Association of Architecture Organizations (AAO) is a member-based service organization that connects not-for-profit architectural organizations and cultural institutions around the world dedicated to enhancing public dialogue about architecture and the built environment. Its programs serve over 110 members across 42 U.S. cities and 7 countries, including Canada, Czechia, Denmark, France, India, the Netherlands, and the United Kingdom. Through online resources and discussion groups, as well as conferences and other learning events, AAO seeks to increase the management efficiency of its member organizations; cultivate a shared sense of purpose among its members; and promote greater public understanding and appreciation for architecture and design.

  • The Association of Architecture Organizations' signature event is its annual Conference, offering participants either an in-person or online suite of lectures, presentations, and skill-building opportunities relevant to spurring public dialogue on architecture and design. In 2025, AAO entered into a staffing transition and organizational restructuring period. No conference was held in 2025.

  • The Association of Architecture Organizations (AAO) provides a complement of Member Services year-round. Major activities include the management of AAO Network Groups, distinct knowledge communities comprised of AAO members who convene to share management insights in specific program areas (e.g., architectural tours, exhibitions, K-12 outreach). In 2025, AAO entered in a staffing transition and organizational restructuring period. There were no AAO Network meetings in 2025.

As filed on the 2025 return.

Officers and directors · 2025

As listed in Part VII of the 2025 return, in the order the filer printed them. Each return names its own; this is not a roster the organization keeps with us.

  • Sarah Herda

    Board Chair

    Total calculated
    $0
    Hours/week
    0.5
  • Benjamin Prosky

    Vice Chair

    Total calculated
    $0
    Hours/week
    0.25
  • Michael Monti

    Board Treasurer

    Total calculated
    $0
    Hours/week
    0.25
  • Michael Wood

    Board Secretary

    Total calculated
    $0
    Hours/week
    0.5
  • Stepan Bartl

    Board Member

    Total calculated
    $0
    Hours/week
    0.25

Compensation is as filed in Part VII: reportable pay from this organization and from related organizations, other compensation, and hours per week. The total, marked calculated, is our sum of the three dollar columns, with a blank column counted as $0; the form itself has no total. On a Form 990-EZ the columns are Part IV's instead, and on a Form 990-PF Part VIII's — compensation, contributions to benefit plans, and expense account — and the total sums those. Earlier years are each on their own filing page.

Filings

  • 2025
    Revenue
    $1,200
    Expenses
    $14,623
    Contributions
    $0
    Grants paid
    $0
  • 2024
    Revenue
    $45,698
    Expenses
    $59,204
    Contributions
    $40,000
    Grants paid
    $0
  • 2023
    Revenue
    $74,030
    Expenses
    $104,859
    Contributions
    $56,546
    Grants paid
    $0
  • 2022
    Revenue
    $46,095
    Expenses
    $60,939
    Contributions
    $33,695
    Grants paid
    $0

The four totals the IRS asks for on Part I of the Form 990, as filed. A dash means the figure was not present on the return — not that it was zero.

Other returns filed

  • 2021 · 990-EZ

    Revenue
    $105,945
    Expenses
    $82,922
    Assets (EOY)
    $245,063
  • 2021 · 990-EZ

    Revenue
    $105,945
    Expenses
    $83,047
    Assets (EOY)
    $208,329

Nonprofiteer parses Forms 990, 990-EZ and 990-PF, in a window of recent tax years. These returns are recorded from the IRS e-file index, so their figures were extracted by that index rather than read from the return here — treat them as a different source from the filings above, not as more of the same record. A dash means the index carries no figure; Form 990-T listings carry none at all.

Form 990-N e-Postcard, tax year 2010

Tax period
1 January 2010 to 31 December 2010
Principal officer
Michael Wood
Mailing address
224 South Michigan AvenueSuite 116Chicago IL 606042500
Website
www.aaonetwork.org

As filed, from the IRS e-Postcard file of 2 November 2026. The IRS publishes only each organization's most recent postcard, so earlier years are not shown. A 990-N carries no financial detail. The postcard also gives the principal officer's address, which is not shown here.

Grants made

No itemized grants to organizations. Schedule I is filed only by organizations that granted more than $5,000 to a recipient, so most filers have none.

Grants received

Other IRS files

Auto-Revocation List

Not listed. The IRS publishes this list for organizations whose exemption was automatically revoked for failing to file for three consecutive years.

Publication 78

Listed as of 13 October 2026, under deductibility PC.

These are two separate IRS files on two separate schedules, shown as published and not reconciled with each other. Neither is a statement about whether a contribution is deductible today: 19,245 organizations appear in Publication 78 while the IRS's own revocation file lists them as currently revoked, more than half of those revoked before 2019. Absence from Publication 78 is evidence of nothing, and presence is not evidence either. Verify current status with the IRS before relying on it.

What this page reflects

The registration facts above come from the IRS Business Master File published 13 October 2026 and read 1 November 2026, for every organization at once. Returns through tax year 2025, the newest we have parsed for this organization.