2026-05-12T16:09:35-05:00 2025-06-30 042211907 MILLER WACHMAN LLP 100 CAMBRIDGE STREET 13TH FLOOR BOSTON MA 021142548 990 2024-07-01 042790069 BOSTON YOUTH SYMPHONY ORCHESTRAS INC BOST 6173535338 855 COMMONWEALTH AVENUE BOSTON MA 02215 JEAN-MARC BERTEAUX TREASURER 6173535338 2026-05-05 1 0 ROBIN A KATZMAN CPA P01569433 6173386800 2026-05-05 2024 2025-03-06 01:10:19Z JEAN-MARC BERTEAUX 855 COMMONWEALTH AVENUE BOSTON MA 02215 7562638 0 X WWW.BYSOWEB.ORG X 1983 MA TO ENCOURAGE MUSICAL EXCELLENCE IN A PROFESSIONAL AND SUPPORTIVE ENVIRONMENT BY PROVIDING THE HIGHEST QUALITY ORCHESTRA TRAINING AND PERFORMANCE OPPORTUNITIES TO QUALIFIED MUSICIANS, GRADES K-12, AND MAKING ITS PROGRAMS ACCESSIBLE TO UNDERSERVED COMMUNITIES THROUGH FINANCIAL ASSISTANCE AND OUTREACH. 23 23 47 20 0 0 3032016 3818311 2233969 2509602 361481 486332 -35373 92942 5592093 6907187 165769 152832 0 0 2081610 2178376 55125 27050 711393 2162888 2895745 4465392 5254003 1126701 1653184 30654367 32761784 2455053 1808924 28199314 30952860 X TO ENCOURAGE MUSICAL EXCELLENCE IN A PROFESSIONAL AND SUPPORTIVE ENVIRONMENT BY PROVIDING THE HIGHEST QUALITY ORCHESTRA TRAINING AND PERFORMANCE OPPORTUNITIES TO QUALIFIED MUSICIANS, GRADES K-12, AND MAKING ITS PROGRAMS ACCESSIBLE TO UNDERSERVED COMMUNITIES THROUGH FINANCIAL ASSISTANCE AND OUTREACH. 0 0 2941165 152832 2344965 ORCHESTRA OPERATIONS - TO SUPPORT THE PROGRAMMATIC WORK OF ALL THE ORCHESTRAS. 559640 134622 CONCERT PRODUCTIONS - TO PROVIDE LOGISTICAL SUPPORT TO THE ORCHESTRAS AT BOSTON UNIVERSITY AND OUTSIDE CONCERT VENUES. 395507 7787 MARKETING - TO MARKET THE ORCHESTRAS AND TO SELL TICKETS TO PATRONS 7254 22650 BOSTON SYMPHONY ORCHESTRA PARTNERSHIP - A CONCERT COLLABORATION OF BYSO STUDENTS AND BSO PROFESSIONAL MUSICIANS 7254 22650 3903566 1 1 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 0 0 0 0 0 0 1 1 0 0 0 1 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 248 0 1 47 1 0 0 0 0 0 0 0 0 0 0 X 23 23 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1 1 1 0 0 MA X X KEITH ELDER PRESIDENT & CEO 6173535338 855 COMMONWEALTH AVENUE BOSTON MA 02215 MARGARET CHEN CHAIR 1.00 X X 0 0 0 CECILIA O'KEEFE VICE CHAIR 1.00 X X 0 0 0 ERAN EGOZY VICE CHAIR 1.00 X X 0 0 0 JEAN-MARC BERTEAUX TREASURER 1.00 X X 0 0 0 BEN BRADY SECRETARY 1.00 X X 0 0 0 ADAM BEARD DIRECTOR 1.00 X 0 0 0 ANDREW WEST DIRECTOR 1.00 X 0 0 0 ANTHONY FOGG DIRECTOR 1.00 X 0 0 0 CY LEE DIRECTOR 1.00 X 0 0 0 DAVID ODEH DIRECTOR 1.00 X 0 0 0 ETHAN THUROW DIRECTOR 1.00 X 0 0 0 FEMI OBI DIRECTOR 1.00 X 0 0 0 GABE LING DIRECTOR 1.00 X 0 0 0 HELEN ROUTH DIRECTOR 1.00 X 0 0 0 JENNIFER LYNN DIRECTOR 1.00 X 0 0 0 JORDAN STONE DIRECTOR 1.00 X 0 0 0 KENNETH BELLO DIRECTOR 1.00 X 0 0 0 MANOLIS LIODAKIS DIRECTOR 1.00 X 0 0 0 MICHAEL BERK DIRECTOR 1.00 X 0 0 0 MICHAEL PATTI DIRECTOR 1.00 X 0 0 0 SARAH SCHAFFER RAUX DIRECTOR 1.00 X 0 0 0 SENTHIL MUTHIAH DIRECTOR 1.00 X 0 0 0 THOMAS BURTON DIRECTOR 1.00 X 0 0 0 TOM RUBY DIRECTOR 1.00 X 0 0 0 HARVEY YOUNG EX-OFFICIO 1.00 X 0 0 0 MIKE REYNOLDS EX-OFFICIO 1.00 X 0 0 0 STEPHEN WAGNER EX-OFFICIO 1.00 X 0 0 0 CATHERINE WEISKEL PRES/CEO & EX-OFFICIO 40.00 X X 220958 0 41630 MARTHA A ROBINSON CHIEF ADVANCEMENT OFFICER 40.00 X 145000 0 20465 FEDERICO CORTESE MUSIC DIRECTOR 20.00 X 155600 0 0 KATHRYN BYERS CHIEF OPERATING OFFICER 40.00 X 109167 0 4000 GABRIEL COBAS CHIEF FACILITIES OFFICER 40.00 X 105000 0 4000 735725 0 70095 5 0 1 0 0 360899 102600 3354812 53666 3818311 TUITION 611600 2344965 2344965 MARKETING 459900 141987 141987 BSO CONCERT REVENUE 611600 22650 22650 2509602 490252 490252 144850 0 144850 144850 144850 491156 495076 -3920 -3920 -3920 96741 360899 152991 -56250 -56250 11726 7384 4342 4342 6907187 2510024 0 578852 152832 152832 277726 55545 166636 55545 1663893 975717 303961 384215 91660 34994 20644 36022 145097 78204 33939 32954 27533 27533 27050 27050 48674 48674 85542 75143 10399 639709 612937 13386 13386 10274 4644 4318 1312 491034 491034 62534 47526 7504 7504 CONCERT EXPENSE 423323 423323 CAMP 369603 369603 ICP/WBP 368571 368571 CREDIT CARD, BANK AND T 115162 52119 1860 61183 253786 161374 10589 81823 5254003 3903566 639044 711393 311395 361179 2225335 3610416 1172959 1172838 42070 38243 3096231 3066133 12041884 1671672 10749288 10370212 11611102 13105608 479213 150145 966774 887010 30654367 32761784 315848 433514 454359 488399 1684846 887011 2455053 1808924 X 15090256 15321554 13109058 15631306 28199314 30952860 30654367 32761784 1653184 1100362 0 X 0 1 X 1 0 X 4466665 5363021 16470287 2740865 3460412 32501250 1242609 1677643 2043442 2243434 2247881 9455009 5709274 7040664 18513729 4984299 5708293 41956259 0 0 0 41956259 54215 86759 147423 402686 634603 1325686 54215 86759 147423 402686 634603 1325686 234406 163668 208868 214528 308991 1130461 5997895 7291091 18870020 5601513 6651887 44412406 0.94470 0.95560 0.02980 0.01800 X RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED 814018 8035000 735014 9584032 780171 33847 814018 764592 15579 780171 720678 43914 764592 672621 48057 720678 0.00000 0.88400 0.11600 0 0 10416765 643571 9773194 1479863 941077 538786 145256 87024 58232 10370212 ROU LIABILITY SHORT TERM 249724 ROU LIABILITY LONG TERM 637287 887011 X 8264431 1100362 371173 7384 1478919 6785512 121675 121675 6907187 5510885 371173 7384 378557 5132328 121675 121675 5254003 PART X, LINE 2: BYSO 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. BYSO HAS IDENTIFIED ITS TAX STATUS AS A TAX-EXEMPT ENTITY AS A TAX POSITION; HOWEVER, BYSO HAS DETERMINED THAT SUCH A TAX POSITION DOES NOT RESULT IN AN UNCERTAINTY REQUIRING RECOGNITION. BYSO IS NOT CURRENTLY UNDER EXAMINATION BY ANY TAXING JURISDICTION. BYSO'S FEDERAL AND STATE TAX RETURNS ARE GENERALLY OPEN FOR EXAMINATION FOR THREE YEARS FOLLOWING THE DATE FILED. PART XI, LINE 2D - OTHER ADJUSTMENTS: COST OF GOODS SOLD 7,384. PART XI, LINE 4B - OTHER ADJUSTMENTS: FINANCIAL AID 121,675. PART XII, LINE 2D - OTHER ADJUSTMENTS: COST OF GOODS SOLD 7,384. PART XII, LINE 4B - OTHER ADJUSTMENTS: FINANCIAL AID 121,675. X X X X X 1 DEVELOPMENT GUILDDDI INC 1 BOSTON PL STE 2600 BOSTON MA 02108 CAPITAL CAMPAIGN FUNDRAISING CONSULTING SERVICES 0 0 27050 -27050 27050 -27050 GALA EVENT 457640 360899 96741 31920 121071 457640 360899 96741 31920 121071 152991 -56250 SCHEDULE G, PART I, LINE 2B, COLUMN (V) PROVIDED CAPITAL CAMPAIGN FUNDRAISING CONSULTING SERVICES 0 FINANCIAL AID 108 145325 STANDARD ENROLLMENT FEES SCHOLARSHIP 14 7507 CASH VALUE X 0 0 0 0 0 0 0 0 0 CATHERINE WEISKEL PRES/CEO & EX-OFFICIO 220958 0 0 0 0 0 0 0 41630 0 262588 0 0 0 MARTHA A ROBINSON CHIEF ADVANCEMENT OFFICER 145000 0 0 0 0 0 0 0 20465 0 165465 0 0 0 FEDERICO CORTESE MUSIC DIRECTOR 155600 0 0 0 0 0 0 0 0 0 155600 0 0 0 X 6 55077 X MUSICAL INSTRUMENTS 6 53666 APPRAISED VALUES 0 0 0 FORM 990, PART VI, SECTION B, LINE 11B THE FORM 990 IS DELIVERED TO THE BOARD OF DIRECTORS VIA PDF. FORM 990, PART VI, SECTION B, LINE 12C A FORM, INCLUDING ALL DISCLOSURES, IS SIGNED ANNUALLY. FORM 990, PART VI, SECTION B, LINE 15A THE EXECUTIVE COMMITTEE OF BOARD DETERMINES THE COMPENSATION AFTER THE RECOMMENDATION OF THE PRESIDENT. FORM 990, PART VI, SECTION C, LINE 18 THE ORGANIZATION'S FORM 990 IS AVAILABLE ON THE WEBSITE OF THE ATTORNEY GENERAL OF THE COMMONWEALTH OF MASSACHUSETTS DIVISION OF PUBLIC CHARITIES. FORM 990, PART VI, SECTION C, LINE 19 ALL DOCUMENTS ARE AVAILABLE TO THE PUBLIC ON REQUEST.