2026-06-29T16:07:55-05:00 2025-12-31 431985162 SMITH SULLIVAN & BROWN PC 80 FLANDERS ROAD SUITE 302 WESTBOROUGH MA 01581 990 2025-01-01 453825787 ADVANCED CYBER SECURITY CENTER INC ADVA 7812715173 PO BOX 626 DUXBURY MA 02331 WILLIAM GUENTHER EXECUTIVE CHAIR 7812715173 2026-06-29 1 LINDA M SMITH CPA P00316105 5088717178 2026-06-29 2025 2025-03-06 01:10:19Z WILLIAM GUENTHER PO BOX 626 DUXBURY MA 02331 870544 0 X WWW.ACSCENTER.ORG X 2011 MA THE NEW ENGLAND-BASED ACSC ADVANCES MEMBER CYBER DEFENSE STRATEGIES THROUGH REGIONAL, NATIONAL AND GLOBAL PRACTICE-SHARING NETWORKS OF INDUSTRY LEADERS AND PROVIDES PROFESSIONAL OPPORTUNITIES FOR RISING TALENT. 17 15 1 0 0 0 117000 103000 762950 766500 385 375 2101 669 882436 870544 0 0 0 0 176846 177746 0 0 0 709857 666715 886703 844461 -4267 26083 360243 380522 44215 38411 316028 342111 X THE NEW ENGLAND-BASED ACSC ADVANCES MEMBER CYBER DEFENSE STRATEGIES THROUGH REGIONAL, NATIONAL AND GLOBAL PRACTICE-SHARING NETWORKS OF INDUSTRY LEADERS AND PROVIDES PROFESSIONAL OPPORTUNITIES FOR RISING TALENT.BRINGING TOGETHER THE PRIVATE SECTOR, UNIVERSITIES, THE FEDERAL RESERVE BANK OF BOSTON AND THE COMMONWEALTH, THE ACSC IS UNIQUELY POSITIONED TO ENSURE OUR MEMBERS AND THE REGION ARE NATIONAL LEADERS IN "COLLABORATIVE DEFENSE." 0 0 751807 0 766500 DRAWING ON EXPERTISE FROM ACROSS HEALTHCARE, ENERGY, DEFENSE, FINANCIAL SERVICES, AND TECHNOLOGY, ACSC BRINGS TOGETHER EXPERTS TO DEVELOP UNIQUE APPROACHES TO SHARE AI AND CYBER THREAT INFORMATION, TO ENGAGE IN NEXT-GENERATION CYBER SECURITY RESEARCH AND DEVELOPMENT, TO GUIDE ENTERPRISE RISK MANAGEMENT PRACTICES, AND TO CREATE EDUCATION PROGRAMS THAT DEVELOP CYBER SECURITY TALENT. 751807 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 10 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 X 17 15 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1 1 1 1 0 MA X X JAMES DINNEEN 7812715173 PO BOX 626 DUXBURY MA 02331 WILLIAM GUENTHER EXECUTIVE BOARD CHAIR 40.00 X X 0 0 0 RICK GRINNELL TREASURER 1.00 X X 0 0 0 DAVID LUZZI VICE PRESIDENT 1.00 X X 0 0 0 JOHN MCKENNA PRESIDENT & CISO CHAIR 20.00 X X 0 0 0 JOHN SCHRAMM CLERK 1.00 X X 0 0 0 MARC ZISSMAN DIRECTOR 1.00 X 0 0 0 MARK MAYBURY DIRECTOR 1.00 X 0 0 0 JOEL JACOBS DIRECTOR 1.00 X 0 0 0 DONALD ANDERSON DIRECTOR 1.00 X 0 0 0 LAVONNE BURKE DIRECTOR 1.00 X 0 0 0 SONYA ROSS DIRECTOR 1.00 X 0 0 0 ANNE MARGULIES DIRECTOR 1.00 X 0 0 0 JOEL SCHWARTZ DIRECTOR 1.00 X 0 0 0 ERIC CLOPPER DIRECTOR 1.00 X 0 0 0 FRED KNEIP DIRECTOR 1.00 X 0 0 0 CHRISTOPHER PERRETTA DIRECTOR 1.00 X 0 0 0 MAHI DONTAMSETTI DIRECTOR 1.00 X 0 0 0 COLIN J ZICK ESQ COUNSEL & ASSISTANT CLERK 1.00 X 0 0 0 JAMES DINNEEN CHIEF OPERATING OFFICER 40.00 X 159663 0 2613 159663 0 2613 1 0 1 0 MASS INSIGHT GLOBAL PARTNERSHIPS 453 BELLEVUE AVENUE NEWPORT RI 02840 PROGRAM CONSULTING 240000 1 103000 103000 MEMBERSHIP REVENUE 900099 412000 412000 EVENTS AND PROGRAMS 900099 354500 354500 766500 375 375 MISCELLANEOUS REVENUE 900099 669 669 669 870544 767169 0 375 X 163536 118712 44824 14210 10315 3895 300000 300000 26683 26683 278630 278630 6924 559 6365 4647 4647 2750 2750 32545 32545 6642 6642 MISCELLANEOUS 7894 3649 4245 844461 751807 92654 0 19213 24003 305514 315889 10000 15000 25516 25630 360243 380522 19215 8411 25000 30000 44215 38411 X 316028 342111 316028 342111 360243 380522 26083 0 X 1 X 0 1 0 X 137627 123000 111000 117000 103000 591627 137627 123000 111000 117000 103000 591627 221562 370065 147 130 206 385 375 1243 18938 1286 2101 669 22994 615864 3839950 0.60090 0.65850 X SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME: OTHER INCOME - 2022 AMOUNT: $ 594. 2023 AMOUNT: $ 1,286. 2024 AMOUNT: $ 2,101. 2025 AMOUNT: $ 669. STIMULUS/COVID CREDIT - 2022 AMOUNT: $ 18,344. RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED X X 0 0 0 0 0 0 0 0 0 JAMES DINNEEN CHIEF OPERATING OFFICER 159663 0 0 0 0 0 985 0 1628 0 162276 0 0 0 WILLIAM GUENTHER MASS INSIGHT PRESIDENT IS THE BOARD CHAIR 240000 MASS INSIGHT CORPORATION IS OWNED BY THE CHAIR OF THE BOARD AND PROVIDED SERVICES TO ACSC. 0 JOHN MCKENNA FORMER PRESIDENT OF ROUNDTABLE SECURITY LLC 60000 CISO CHAIR AND BOARD PRESIDENT IS THE SOLE SHAREHOLDER OF ROUNDTABLE SECURITY WHICH PROVIDES CONSULTING SERVICES TO ACSC. 0 FORM 990, PART VI, SECTION B, LINE 11B THE PRESIDENT AND MANAGEMENT REVIEW AND APPROVE THE FORM 990 PRIOR TO ITS FILING. A COPY OF THE FORM 990 IS PROVIDED TO THE BOARD. THE FORM 990 IS AUTHORIZED AND SIGNED BY THE ORGANIZATION'S EXECUTIVE CHAIR. FORM 990, PART VI, SECTION B, LINE 12C THE POLICY IS REVIEWED AND SIGNED ON ANNUAL BASIS. THE SIGNED POLICIES ARE KEPT ON FILE. FORM 990, PART VI, SECTION B, LINE 15 ACSC COMPARES SIMILAR NON-PROFIT SALARY INFORMATION IN DETERMINING THE CHIEF OPERATING OFFICER'S SALARY. FORM 990, PART VI, SECTION C, LINE 18 MASSACHUSETTS ATTORNEY GENERAL'S WEBSITE FORM 990, PART VI, SECTION C, LINE 19 GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE MADE AVAILABLE UPON REQUEST. FORM 990, PART IX, LINE 11G CONSULTING: PROGRAM SERVICE EXPENSES 278,630. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 278,630.