2025-08-06T12:52:16-05:00 2024-09-30 263753134 CBIZ ADVISORS LLC 53 STATE STREET 17TH FLOOR BOSTON MA 02109 990 2023-10-01 041105450 THE BOSTON LIBRARY SOCIETY BOST 6172270270 10 12 BEACON STREET BOSTON MA 02108 F JAVIER CEVALLOS TREASURER 6172270270 2025-07-29 1 1 CRAIG KLEIN P00734640 6178075000 2025-07-29 2023 2025-03-06 01:10:19Z LEAH ROSOVSKY 10 1/2 BEACON STREET BOSTON MA 02108 213412 0 X WWW.BOSTONATHENAEUM.ORG X 1794 MA THE BOSTON LIBRARY SOCIETY ALLOCATES FUNDS TO THE BOSTON ATHENAEUM, A TAX-EXEMPT ORGANIZATION. 10 10 0 10 0 0 0 0 0 0 29627 38495 0 0 29627 38495 54759 54759 0 0 0 0 0 0 0 0 0 54759 54759 -25132 -16264 987552 1190664 0 0 987552 1190664 X SEE SCHEDULE 0.THE BOSTON LIBRARY SOCIETY ALLOCATES FUNDS TO THE BOSTON ATHENAEUM, A TAX-EXEMPT ORGANIZATION. THE BOSTON ATHENAEUM IS AN INDEPENDENT LIBRARY COMMITTED TO MAINTAINING AND AUGMENTING ITS SIGNIFICANT COLLECTIONS OF HISTORY, LITERATURE AND ART; TO SERVING A BROAD COMMUNITY OF SCHOLARS AS A CENTER FOR RESEARCH; TO SERVING ITS MEMBERSHIP AND THE PUBLIC NOT ONLY THROUGH ITS CIRCULATING AND REFERENCE COLLECTIONS BUT ALSO THROUGH LECTURES, EXHIBITIONS AND PUBLICATIONS; AND TO PRESERVING AND ENHANCING ITS NATIONAL HISTORIC LANDMARK BUILDING. 0 0 54759 54759 THE BOSTON LIBRARY SOCIETY ALLOCATES FUNDS TO THE BOSTON ATHENAEUM, A TAX-EXEMPT ORGANIZATION. THE BOSTON ATHENAEUM IS AN INDEPENDENT LIBRARY COMMITTED TO MAINTAINING AND AUGMENTING ITS SIGNIFICANT COLLECTIONS OF HISTORY, LITERATURE AND ART; TO SERVING A BROAD COMMUNITY OF SCHOLARS AS A CENTER FOR RESEARCH; TO SERVING ITS MEMBERSHIP AND THE PUBLIC NOT ONLY THROUGH ITS CIRCULATING AND REFERENCE COLLECTIONS BUT ALSO THROUGH LECTURES, EXHIBITIONS AND PUBLICATIONS; AND TO PRESERVING AND ENHANCING ITS NATIONAL HISTORIC LANDMARK BUILDING. 54759 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 X 10 10 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1 1 1 1 0 MA X X CHRISTOPHER J BOUDROT 6177207642 10 1/2 BEACON STREET BOSTON MA 02108 ARTHUR B PAGE SECRETARY 2.00 2.00 X X 0 0 0 JAVIER CEVALLOS TREASURER 2.00 2.00 X X 0 0 0 EARL M COLLIER JR TRUSTEE 2.00 2.00 X 0 0 0 ROGER HAYNES TRUSTEE 2.00 2.00 X 0 0 0 AUSTIN V SHAPARD TRUSTEE 2.00 2.00 X 0 0 0 CREELEA HENDERSON PANGARO TRUSTEE 2.00 2.00 X 0 0 0 AMY RYAN TRUSTEE 2.00 2.00 X 0 0 0 MELISSA FETTER TRUSTEE 2.00 2.00 X 0 0 0 SUSAN WEATHERBIE TRUSTEE 2.00 2.00 X 0 0 0 TIMOTHY W DIGGINS TRUSTEE 2.00 2.00 X 0 0 0 LEAH ROSOVSKY DIRECTOR 2.00 35.00 X 0 352724 30048 CHRISTOPHER BOUDROT DIRECTOR OF FINANCE 2.00 35.00 X 0 167341 43058 0 520065 73106 0 0 1 0 0 25865 25865 187547 174917 12630 12630 12630 38495 0 0 38495 54759 54759 54759 54759 0 0 987552 1190664 987552 1190664 0 0 X 662992 799901 324560 390763 987552 1190664 987552 1190664 -16264 219376 0 X 0 1 X 1 0 X X 1 PROPRIETORS OF THE BOSTON ATHENAEUM 042104852 7 1 54759 0 1 54759 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 X 257871 219376 219376 38495 0 38495 54759 0 54759 0 54759 PART X, LINE 2: THE ORGANIZATION ACCOUNTS FOR THE EFFECT OF ANY UNCERTAIN TAX POSITIONS BASED ON A "MORE LIKELY THAN NOT" THRESHOLD TO THE RECOGNITION OF THE TAX POSITIONS BEING SUSTAINED BASED ON THE TECHNICAL MERITS OF THE POSITION UNDER SCRUTINY BY THE APPLICABLE TAXING AUTHORITY. IF A TAX POSITION OR POSITIONS ARE DEEMED TO RESULT IN UNCERTAINTIES OF THOSE POSITIONS, THE UNRECOGNIZED TAX BENEFIT IS ESTIMATED BASED ON A "CUMULATIVE PROBABILITY ASSESSMENT" THAT AGGREGATES THE ESTIMATED TAX LIABILITY FOR ALL UNCERTAIN TAX POSITIONS. THE ORGANIZATION HAS IDENTIFIED ITS TAX STATUS AS A TAX EXEMPT ENTITY AND ITS TREATMENT OF INCOME AS RELATED OR UNRELATED AS ITS ONLY SIGNIFICANT TAX POSITIONS; HOWEVER, THE ORGANIZATION HAS DETERMINED THAT SUCH TAX POSITIONS DO NOT RESULT IN AN UNCERTAINTY REQUIRING RECOGNITION. THE ORGANIZATION IS NOT CURRENTLY UNDER EXAMINATION BY ANY TAXING JURISDICTIONS. THE ORGANIZATION'S FEDERAL AND STATE TAX RETURNS ARE GENERALLY OPEN FOR EXAMINATION FOR THREE YEARS FOLLOWING THE DATE FILED. 1 PROPRIETORS OF THE BOSTON ATHENAEUM 10 1/2 BEACON STREET BOSTON MA 02110 042104852 501(C)(3) 54759 0 GENERAL GRANT 1 0 PART I, LINE 2: THE BOSTON LIBRARY SOCIETY IS A SUPPORTING ORGANIZATION. IT MAKES GRANTS TO ITS SUPPORTED ORGANIZATION, PROPRIETORS OF THE BOSTON ATHENAEUM. 0 0 0 0 0 0 0 0 0 LEAH ROSOVSKY DIRECTOR 0 348152 0 0 0 4572 0 28284 0 1764 0 382772 0 0 CHRISTOPHER BOUDROT DIRECTOR OF FINANCE 0 166534 0 0 0 807 0 13947 0 29111 0 210399 0 0 FORM 990, PART VI, SECTION B, LINE 11B PRIOR TO FILING FORM 990, A SPECIAL MEETING OF THE AUDIT & RISK COMMITTEE OF THE BOSTON ATHENAEUM, WHO IS DELEGATED AUTHORITY TO APPROVE THE RETURN, WAS HELD. THE RETURN WAS PRESENTED BY THE DIRECTOR OF FINANCE, WHO WAS AVAILABLE TO ANSWER QUESTIONS AND TO CERTIFY THE ACCURACY OF INFORMATION PROVIDED ON THE RETURN. THE COMMITTEE VOTED TO APPROVE THE RETURN BASED ON EXAMINATION OF THE RETURN AND CERTIFICATIONS MADE BY THE DIRECTOR OF FINANCE. A COMPLETE COPY OF THE FORM 990 WAS PROVIDED TO THE ENTIRE BOARD VIA EMAIL, PRIOR TO FILING. FORM 990, PART VI, SECTION B, LINE 12C THE ORGANIZATION MAINTAINS A WRITTEN CONFLICTS-OF-INTEREST POLICY. THE POLICY REQUIRES OFFICERS, DIRECTORS, TRUSTEES AND KEY EMPLOYEES TO COMPLETE AN ANNUAL CONFLICTS-OF-INTEREST DISCLOSURE STATEMENT. THE STATEMENTS ARE DISCUSSED AND CONSIDERED PER THE POLICY AT A MEETING OF THE BOARD OF TRUSTEES. FORM 990, PART VI, SECTION B, LINE 15 EACH YEAR THE TRUSTEES EVALUATE THE COMPENSATION OF THE EXECUTIVE DIRECTOR OBJECTIVELY, TAKING INTO ACCOUNT COMPENSATION PAID BY SIMILAR ORGANIZATIONS FOR FUNCTIONALLY COMPARABLE POSITIONS. FORM 990, PART VI, SECTION C, LINE 19 THE SOCIETY'S BYLAWS AND CONFLICT OF INTEREST POLICY ARE AVAILABLE FOR REVIEW UPON REQUEST. THE COMPLETE AUDITED FINANCIAL STATEMENTS ARE AVAILABLE ON THE ATHENAEUM'S WEBSITE: HTTP://WWW.BOSTONATHENAEUM.ORG. THE FORM 990 AND AUDITED FINANCIAL STATEMENTS ARE ALSO AVAILABLE VIA THE MASSACHUSETTS ATTORNEY GENERAL'S WEBSITE. PROPRIETORS OF THE BOSTON ATHENAEUM 10 1/2 BEACON STREET BOSTON MA 02110 042104852 INDEPENDENT LIBRARY SERVING A BROAD COMMUNITY AS A CENTER FOR RESEARCH MA 501(C)(3) LINE 7 N/A 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 PROPRIETORS OF THE BOSTON ATHENAEUM B 54759 BOOK VALUE