Nonprofit · EIN 53-0184820
THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS
Tax-exempt · WASHINGTON, DC 20005
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $9,588,878 | $9,840,766 | -$251,888 | $14,004,697 | $4,731,288 | $9,273,409 |
| December 31, 2023 | 990 | $8,167,089 | $9,289,573 | -$1,122,484 | $12,997,841 | $3,104,566 | $9,893,275 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $7,959,674
- Investment income
- $1,546,398
- Net gain from sales of assets
- $1,300,888
- Net income from sales of inventory
- $616
- Other revenue
- $82,806
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $2,412,812
- Other salaries and wages
- $979,525
- Salaries, compensation and benefits (total)
- $3,775,559
- Professional fundraising fees
- $0
- Legal fees
- $222,102
- Accounting fees
- $56,923
- Occupancy
- $311,198
- Travel
- $665,666
- Depreciation
- $126,138
Balance sheet and other
- Total assets, start of year
- $12,997,841
- Total assets, end of year
- $14,004,697
- Total liabilities, end of year
- $4,731,288
- Net assets, end of year
- $9,273,409
- Land, buildings and equipment
- $405,114
- Publicly traded securities
- $9,931,492
- Net assets without donor restrictions
- $9,273,409
- Gross unrelated business income
- $84,864
- Gross receipts
- $11,324,834
- Employees
- 19
- Volunteers
- 450
- Year formed
- 1941
- 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.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| ROBERT THORNBURGH | CEO Trustee or director, Officer | 37.5 | $993,134 | $57,343 |
| BRANDON HENSLEY | COO Officer | 37.5 | $365,973 | $22,843 |
| KARIN FENDRICH | CFO Officer | 37.5 | $256,979 | $22,843 |
| ELIZABETH KOENST | SENIOR VP, PROGRAMS (THRU 12/2024) Key employee | 37.5 | $192,839 | $36,342 |
| KELLY MILLER | VP, MEMBERSHIP Key employee | 37.5 | $196,537 | $22,843 |
| ALEXIS FERMANIS | SENIOR DIR., MKTNG & COMMUNICATIONS Highest-paid employee | 37.5 | $156,998 | $33,833 |
| JOHN MANGANIELLO | SENIOR VP, BUSINESS DEVELOPMENT Key employee | 37.5 | $154,137 | $33,633 |
| PATRICK HARRISON | TECHONLOGY ADMINISTRATOR Highest-paid employee | 37.5 | $155,661 | $22,843 |
| DAVID LOCKWOOD | PRESIDENT Trustee or director, Officer | 1.25 | $0 | $0 |
| PATRICIA LOVEALL - IMMEDIATE | PAST PRESIDENT (THRU 09/2024) Trustee or director | 1.25 | $0 | $0 |
| MIKE OHMES | PRESIDENT-ELECT Trustee or director, Officer | 1.25 | $0 | $0 |
| SAADIA SHEIKH | VICE PRESIDENT Trustee or director, Officer | 1.25 | $0 | $0 |
| AARON BARNARD | VICE PRESIDENT (BEG 10/2024) Trustee or director | 1.25 | $0 | $0 |
| CATHY JONES | TREASURER (THRU 09/2024) Trustee or director, Officer | 1.5 | $0 | $0 |
| SCOTT SAVACOOL | TREASURER (BEG 10/2024) Trustee or director | 1.5 | $0 | $0 |
13 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| AMY BROADHURST | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| PAUL DANKS | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| SETH EDENS | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| MICHAEL FEUERMAN | MEMBER - AT LARGE (BEG 10/2024) Trustee or director | 0.5 | $0 |
| BRUCE HECHT | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| VANESSA HERZOG | MEMBER - AT LARGE (THRU 09/2024) Trustee or director | 0.5 | $0 |
| STREET JONES | MEMBER - AT LARGE (BEG 10/2024) Trustee or director | 0.5 | $0 |
| RUSSELL PATTERSON | MEMBER - AT LARGE (BEG 10/2024) Trustee or director | 0.5 | $0 |
| DAMIAN RIVERA | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| PATRICK SENTNER | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| DAN SMOLENSKY | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| JR STEINBAUER | MEMBER - AT LARGE Trustee or director | 0.5 | $0 |
| LAURIE TYLENDA | MEMBER - AT LARGE (THRU 09/2024) Trustee or director | 0.5 | $0 |
990 for the year ended December 31, 2023: 25 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| ROBERT THORNBURGH | CEO Trustee or director, Officer | 37.5 | $817,503 | $56,976 |
| BRANDON HENSLEY | COO Officer | 37.5 | $346,285 | $48,216 |
| KARIN FENDRICH | CFO Officer | 37.5 | $243,557 | $41,025 |
| KELLY MILLER | VP, MEMBERSHIP Key employee | 37.5 | $188,115 | $37,144 |
| ELIZABETH KOENST | SENIOR VP, PROGRAMS Key employee | 37.5 | $172,537 | $36,054 |
| JOHN MANGANIELLO | SENIOR VP, BUSINESS DEVELOPMENT Key employee | 37.5 | $165,433 | $35,556 |
| ALEXIS FERMANIS | SENIOR DIR., MKTNG & COMMUNICATIONS Highest-paid employee | 37.5 | $157,128 | $34,975 |
| DAVID LOCKWOOD | PRESIDENT (BEG 10/2023) Trustee or director, Officer | 1.25 | $0 | $0 |
| MIKE OHMES | PRESIDENT-ELECT (BEG 10/2023) Trustee or director, Officer | 1.25 | $0 | $0 |
| PATRICIA LOVEALL PRES THRU | 9/23) / IMM. PAST PRES (BEG 10/23) Trustee or director, Officer | 1.25 | $0 | $0 |
| SAADIA SHEIKH | VICE PRESIDENT Trustee or director, Officer | 1.25 | $0 | $0 |
| CATHY JONES | TREASURER Trustee or director, Officer | 1.5 | $0 | $0 |
| JOHN ADAMS | MEMBER - AT LARGE (THRU 9/2023) Trustee or director | 0.5 | $0 | $0 |
| AMY BROADHURST | MEMBER - AT LARGE (BEG 10/2023) Trustee or director | 0.5 | $0 | $0 |
| PAUL DANKS | MEMBER - AT LARGE Trustee or director | 0.5 | $0 | $0 |
| SETH EDENS | MEMBER - AT LARGE (BEG 10/2023) Trustee or director | 0.5 | $0 | $0 |
| BRUCE HECHT | MEMBER - AT LARGE Trustee or director | 0.5 | $0 | $0 |
| VANESSA HERZOG | MEMBER - AT LARGE Trustee or director | 0.5 | $0 | $0 |
| DAMIAN RIVERA | MEMBER - AT LARGE Trustee or director | 0.5 | $0 | $0 |
| PATRICK SENTNER IMM PAST | PRES (THRU 9/23) / MEM-AT LARGE Trustee or director | 0.5 | $0 | $0 |
| TERRY SMITH | MEMBER - AT LARGE (THRU 9/2023) Trustee or director | 0.5 | $0 | $0 |
| DAN SMOLENSKY | MEMBER - AT LARGE Trustee or director | 0.5 | $0 | $0 |
| JR STEINBAUER | MEMBER - AT LARGE (BEG 10/2023) Trustee or director | 0.5 | $0 | $0 |
| TABER THILL | MEMBER - AT LARGE (THRU 9/2023) Trustee or director | 0.5 | $0 | $0 |
| LAURIE TYLENDA | MEMBER - AT LARGE Trustee or director | 0.5 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 1307 NEW YORK AVE NW STE 703, WASHINGTON, DC 20005-4866
- In care of
- % TAX DEPT
- Principal officer (990 for 2024)
- BRANDON HENSLEY, 1307 NEW YORK AVENUE NW STE 703, WASHINGTON, DC 200054866
- Signed the 990
- KAREN FENDRICH, CFO
- Phone
- (312) 329-8200
- Website
- WWW.SIOR.COM
- Return prepared by
- GRANT THORNTON ADVISORS LLC
Mission
THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS (SIOR) OF THE NATIONAL ASSOCIATION OF REALTORS IS A PROFESSIONAL ASSOCIATION WHICH MAINTAINS A DESIGNATED CERTIFYING EXPERTISE IN INDUSTRIAL AND OFFICE REAL ESTATE BROKERAGE. THE ORGANIZATION PROVIDES (CONTINUED ON SCHEDULE O) EDUCATION AT ITS TWO ANNUAL CONFERENCES AND PROVIDES A CODE OF ETHICS TO WHICH ITS MEMBERS SUBSCRIBE. SIOR HAS OVER 4,000 MEMBERS ALONG WITH A PRESENCE IN 50 COUNTRIES.
Program accomplishments
- SIOR'S TWO SEMI-ANNUAL CONFERENCES PROVIDE ATTENDEES WITH OUTSTANDING EDUCATIONAL PROGRAMMING AND VALUABLE NETWORKING OPPORTUNITIES. EDUCATIONAL SESSION INSTRUCTORS COMMUNICATE CURRENT MARKET DATA AND CUTTING-EDGE INDUSTRY PRACTICES ENABLING SIOR MEMBERS TO REMAIN LEADERS IN COMMERCIAL REAL ESTATE.
- SIOR IDENTIFIES AND CERTIFIES FULLY QUALIFIED EXPERTS IN INDUSTRIAL AND OFFICE REAL ESTATE WITH THE SIOR DESIGNATION. TO QUALIFY FOR THE SIOR DESIGNATION, INDIVIDUALS MUST MEET SPECIFIED EDUCATIONAL AND VOLUME-OF BUSINESS REQUIREMENTS, AND ADHERE TO A STRICT CODE OF ETHICAL STANDARDS IN ACCORDANCE WITH SIOR'S CODE OF ETHICAL PRINCIPLES AND STANDARDS OF PROFESSIONAL PRACTICE.
- PRODUCTION OF PROFESSIONAL REPORT, THE OFFICIAL QUARTERLY MAGAZINE OF SIOR. THE MAGAZINE PROVIDES EDUCATIONAL ARTICLES, INDUSTRY TRENDS, AND MEMBER NEWS FOR DISSEMINATION TO SIOR MEMBERS AND THE BROADER COMMERCIAL REAL ESTATE COMMUNITY. ALSO, SIOR PROVIDES A "MEMBER FIND A MEMBER" SERVICE VIA THEIR WEBSITE.
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 53-0184820
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 2015
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Community improvement and capacity building (S41)
- Group exemption
- 6160 (11 member organizations)
- Assets (IRS master file)
- $14,004,697
- Income (IRS master file)
- $11,324,834
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $9,588,878 | $9,840,766 | $14,004,697 | XML |
| 990 | December 2023 | $8,167,089 | $9,289,573 | $12,997,841 | XML |
| 990 | December 2022 | $8,723,880 | $8,205,769 | $13,410,840 | IRS |
| 990 | December 2021 | $6,676,147 | $7,092,944 | $15,857,088 | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | 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 53-0184820).
Questions about THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS
- What is the EIN of THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS?
- The employer identification number (EIN) of THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS is 53-0184820.
- Is THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 2015.
- Are donations to THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS 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 THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS 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 THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS 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 THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS?
- The 990 for the year ended December 31, 2024 names BRANDON HENSLEY.
- Who are the officers and directors of THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS?
- The 990 for the year ended December 31, 2024 lists 28 people; 8 received compensation from the organization, the highest $993,134 (ROBERT THORNBURGH, CEO).
- How much revenue does THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $9,588,878, expenses of $9,840,766 and total assets of $14,004,697 at year end.
Organizations in its group exemption (11)
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 56-1304185 · CHARLESTON, SC · last filed 990 for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 88-0451795 · LAS VEGAS, NV · last filed 990 for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 47-1826078 · PHOENIX, AZ · last filed 990-EZ for 2024
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 81-3357558 · BRIDGEVILLE, PA · last filed 990-EZ for 2024
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 47-3817734 · DENVER, CO · last filed 990-EZ for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 46-5158434 · HARRISON, NY · last filed 990 for 2024
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 30-0856327 · BOISE, ID · last filed 990-N for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 46-5124897 · NASHVILLE, TN · last filed 990-N for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 46-2806362 · SAINT GEORGE, UT · last filed 990-N for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 46-2125221 · AUSTIN, TX · last filed 990-N for 2025
- THE SOCIETY OF INDUSTRIAL AND OFFICE REALTORS EIN 47-1211235 · TULSA, OK · last filed 990-N for 2025
Other nonprofits in WASHINGTON
- AMERICA VOTES EIN 26-4568349 · last filed 990 for 2025
- AMERICAN ASSOCIATION OF STATE HIGHWAY & TRANSPORTATION OFFICIALS EIN 53-0204654 · last filed 990 for 2025
- CORPORATION FOR TRAVEL PROMOTION EIN 36-4681868 · last filed 990 for 2025
- NORTH AMERICAN ELECTRIC RELIABILITY CORP EIN 20-4821888 · last filed 990 for 2024
- EDISON ELECTRIC INSTITUTE EIN 13-0659550 · last filed 990 for 2024
- HOUSE MAJORITY FORWARD EIN 83-4185105 · last filed 990 for 2024
- SOUNDEXCHANGE INC EIN 76-0742496 · last filed 990 for 2024
- GREEN BUSINESS CERTIFICATION INC EIN 26-0893414 · last filed 990 for 2024
All nonprofits in WASHINGTON · District of Columbia · Community improvement and capacity building