Nonprofit · EIN 59-3162702
BUILDING BIOLOGY INSTITUTE CORP
Tax-exempt · PITTSBURGH, PA 15217
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $331,335 | $240,733 | $90,602 | $170,629 | $0 | $170,629 |
| December 31, 2024 | 990 | $338,756 | $464,133 | -$125,377 | $168,857 | $0 | $168,857 |
| December 31, 2023 | 990 | $356,332 | $589,357 | -$233,025 | $252,143 | $48,000 | $204,143 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $41,663
- of which government grants
- $30,853
- Membership dues
- $10,810
- Program service revenue
- $289,660
- Investment income
- $12
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $3,602
- Accounting fees
- $7,150
- Program services (functional)
- $122,353
- Management and general (functional)
- $118,380
Balance sheet and other
- Total assets, start of year
- $166,307
- Total assets, end of year
- $170,629
- Total liabilities, end of year
- $0
- Net assets, end of year
- $170,629
- Net assets without donor restrictions
- $170,629
- Gross receipts
- $331,335
- Employees
- 0
- Volunteers
- 10
- Year formed
- 2001
- State of legal domicile
- PA
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.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Stephanie Kerst | President & Treasurer Trustee or director | 1 | $0 |
| Annette Koch | Board Member Trustee or director | 1 | $0 |
| Ryan Blaser | VICE PRESIDENT Trustee or director | 1 | $0 |
| Andrew Guido | Board Member Trustee or director | 1 | $0 |
| Jen Jobart | Board Member Trustee or director | 1 | $0 |
| Michael Chatten | Board Member Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Sonia Hoglander | Treasurer Trustee or director | 1 | $0 |
| Annette Koch | Board Member Trustee or director | 1 | $0 |
| Stephanie Kerst | President Trustee or director | 1 | $0 |
| Ryan Blaser | Vice President Trustee or director | 1 | $0 |
| Andrew Guido | Board Member Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Michael Conn | Executive Director Trustee or director | 1 | $0 |
| Annette Koch | Board Member Trustee or director | 1 | $0 |
| Misty Jordan | Board Member Trustee or director | 0 | $0 |
| Alex Statdner | Board Member Trustee or director | 2 | $0 |
| Sonia Hoglander | Board Member Trustee or director | 1 | $0 |
| Chris Bell | Board Member Trustee or director | 1 | $0 |
| Larry Gust | President Officer | 5 | $0 |
| Mark Burmaster | Secretary Officer | 1 | $0 |
| Jeanne McLaughlin | Treasurer Officer | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 1800 MURRAY AVE, PITTSBURGH, PA 15217-1606
- In care of
- % ERIK ROSEN
- Principal officer (990 for 2025)
- Erik Rosen, 1800 Murray Avenue 8123, Pittsburgh, PA 15217
- Signed the 990
- Erik Rosen, Executive Director
- Phone
- (412) 727-2233
- Return prepared by
- MJ Mortgage & Tax Services Inc
Mission
Educate regarding healthy buildings.
Program accomplishments
- Various other programs regarding best practices for identifying and remediating hazards to human health such as indoor climate, cell phones, electrical home wiring, etc. Also certification classes for BBEC,BBP,and EMRS.Expenses $122,353
- Natural Healthy Building seminar that teaches building design and construction best practices to avoid or minimize indoor hazards to human health. Various other programs regarding best practices for identifying and remediating hazards to human health such as indoor climate, cell phones electrical home wiring, etc. Also certification classes for BBEC, BBP, and EMRS.0
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 | 990 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
- 59-3162702
- 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
- 1993
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $170,629
- Income (IRS master file)
- $331,335
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $331,335 | $240,733 | $170,629 | IRS |
| 990 | December 2024 | $338,756 | $464,133 | $168,857 | XML |
| 990 | December 2023 | $356,332 | $589,357 | $252,143 | XML |
| 990 | December 2022 | $484,422 | $633,901 | $379,205 | IRS |
| 990 | December 2021 | $382,674 | $313,855 | $529,690 | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
| 990 | December 2017 | – | – | – | 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 59-3162702).
Questions about BUILDING BIOLOGY INSTITUTE CORP
- What is the EIN of BUILDING BIOLOGY INSTITUTE CORP?
- The employer identification number (EIN) of BUILDING BIOLOGY INSTITUTE CORP is 59-3162702.
- Is BUILDING BIOLOGY INSTITUTE CORP tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1993.
- Are donations to BUILDING BIOLOGY INSTITUTE CORP tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does BUILDING BIOLOGY INSTITUTE CORP 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 BUILDING BIOLOGY INSTITUTE CORP 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 BUILDING BIOLOGY INSTITUTE CORP 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 BUILDING BIOLOGY INSTITUTE CORP?
- The 990 for the year ended December 31, 2025 names Erik Rosen.
- Who are the officers and directors of BUILDING BIOLOGY INSTITUTE CORP?
- The 990 for the year ended December 31, 2025 lists 6 people; 0 received compensation from the organization.
- How much revenue does BUILDING BIOLOGY INSTITUTE CORP have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $331,335, expenses of $240,733 and total assets of $170,629 at year end.
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