Nonprofit · EIN 87-3058480
JULIAN GAU
Also known as HORIZON ENSEMBLE
Tax-exempt · BOSTON, MA 02116
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $48,174 | $50,419 | -$2,245 | $1,143 | $4,000 | -$2,857 |
| December 31, 2024 | 990-EZ | $30,149 | $25,900 | $4,249 | $7,142 | $0 | $7,142 |
| December 31, 2023 | 990-EZ | $23,318 | $16,345 | $6,973 | $2,893 | $0 | $2,893 |
| December 31, 2022 | 990-EZ | $6,033 | $10,434 | -$4,401 | $0 | $80 | -$80 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $41,406
- Program service revenue
- $6,768
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fees and payments to contractors
- $21,784
- Occupancy
- $8,981
- Printing, publications and postage
- $2,597
- Other expenses
- $17,057
- Program services (functional)
- $35,803
Balance sheet and other
- Total assets, start of year
- $1,143
- Total assets, end of year
- $1,143
- Total liabilities, end of year
- $4,000
- Net assets, end of year
- -$2,857
- Cash, savings and investments
- $1,143
- Gross receipts
- $48,174
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-EZ for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Julian Gau | President, Music Director & Conductor | 30 | $0 |
| Jack Gau | Chief Financial Officer | 2 | $0 |
| Anchi Lin | Operating Officer | 5 | $0 |
990-EZ for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Julian Gau | President, Music Director & Conductor | 15 | $0 |
| Jack Gau | Chief Financial Officer | 2 | $0 |
| Anchi Lin | Operating Officer | 5 | $0 |
990-EZ for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Julian Gau | President, Music Director & Conductor | 15 | $0 |
| Jack Gau | Chief Financial Officer | 2 | $0 |
| Anchi Lin | Operating Officer | 5 | $0 |
990-EZ for the year ended December 31, 2022: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Julian Gau | President, Music Director & Conductor | 15 | $0 |
| Jack Gau | Chief Financial Officer | 5 | $0 |
| Anchi Lin | Operating Officer | 10 | $0 |
Address and contacts
- Address (IRS master file)
- 67 NEWBURY ST, BOSTON, MA 02116-3010
- Mailing address (990-N for 2024)
- 1209 Boylston Street Apt 51, Boston MA 02215
- Principal officer (990-N for 2024)
- Julian Gau, 1209 Boylston Street Apt 51, Boston MA 02215
- Signed the 990-EZ
- Anchi Lin, Operating Officer
- Phone
- (908) 601-8649
- Website
- https://horizonensemble.org/
Mission
The mission of the Horizon Ensemble is to enrich the artistic and cultural lives of our communities of musicians and audiences through our orchestral concerts. We serve the community of the Boston area by providing accessible musical performances at no cost in a historical space. We also support the community of musicians in Boston by acting as a high-level ensemble playing unique repertoire with a relatively short rehearsal cycle. Finally, we further the artistic development of the community of young composers by providing them with performances of large-ensemble pieces, a much-desired opportunity.
Program accomplishments
- Horizon 11.7: Poulenc Party (February 23, 2025) [https://drive.google.com/file/d/10UpWJx2Bh19FP0UwDVl0JQoxEWIKGTyQ/view]. Horizon Ensemble invited their audiences to find some warmth in the witty, heartfelt music of Francis Poulenc. Come join the Horizon Ensemble for some chamber and orchestral music inspired and written by this wonderfully rascally French composer. Program: Sonata for Horn, Trumpet, and Trombone (1922) - Francis Poulenc I. Allegro moderato II. Andante III. Rondeau Jack Krugman, horn Cal Richards, trumpet Aidan Davidson, trombone Four Portraits in Brass (2025) - Yangfan Xu | world premiere! I. Allegretto: Le lutin agile (The agile sprite) II. Adagio: La dame blanche (The while lady) III. Rondeau: Le farfadet coquin (The mischievous goblin) IV. Danse: Le chat marin (The sailor cat) Featuring friends from The Ringers: Jack Krugman, horn Cal Richards, trumpet Robert Adams, trumpet Aidan Davidson, tenor trombone Ben Pilon, bass trombone Natalie Mundis, tuba Sonata for Violin and Piano (1943) - Francis Poulenc I. Allegro con fuoco II. Intermezzo III. Presto tragico Armando Ortiz, violin Julian Gau, piano Sinfonietta (1948) - Francis Poulenc I. Allegro con fuoco II. Molto vivace III. Andante cantabile IV. Tres vite et tres gaiExpenses $2,519 · grants $2,520
- Horizon 13: Rediscoveries (September 20, 2025)[https://drive.google.com/file/d/1CeqhesDGy1Ck3nYuRMBzjMn_sIhMaJCp/view] - In this season opener, Horizon Ensemble invited their audiences to rediscover images and melodies of the past, combined with modern styles and perspectives. Overture to The Anonymous Lover (also known as Symphony No. 2 in D Major) (1779) - Joseph Bologne, Chevalier de Saint-Georges I. Allegro presto II. Andante III. Presto Comedy (2021) - Tomer Rozen I. Allegro II. III. Vivo Piano Concerto No. 1 (1924) - Germaine Tailleferre I. Vif II. Adagio III. Allegro Yuseok Seol, piano Symphony No. 3 in C minor (Organ Symphony) (1886) - Camille Saint-Saens I. Adagio - Allegro moderato - Adagio II. Allegro moderato - Presto - Maestoso - Allegro Yangfan Xu, organ.Expenses $3,880 · grants $4,000
- Horizon 14: Visions of Youth (November 9, 2025):Horizon Ensemble's Visions of Youth is a November 9, 2025 concert celebrating young composers, both living and historical, with a vibrant mix of contemporary and classic works. Event Details Date & Time: Sunday, November 9, 2025, 3:00 PM (doors open at 2:30 PM) HappeningNext.com Venue: Church of the Covenant, 67 Newbury Street, Boston, MA www.horizonensemble.org Format: Pay-what-you-can concert with suggested donation of $20-$25; donations collected in person or via Venmo (@HorizonEnsemble) The Boston Calendar+1 Accessibility: Wheelchair accessible; no bright or flashing lights allowed The Boston Calendar Livestream: Available on YouTube at youtube.com/live/axsY2hL6AsAExpenses $4,500 · grants $4,432
- Horizon O2: Alcina (June 27-29, 2025) - Horizon Ensemble was invited to collaborate with MASSOPERA, playing live music for opera Alcina. This fantastically magical tale navigates complex love triangles, enchantments, seduction, and hidden identities. With electrifying vocal acrobatics woven throughout the score, this opera is sure to leave audience spellbound. The shows were held on Friday, Jun 27, and Sunday, Jun 29, 2025. At the Lowe Auditorium at Arlington High School, 869 Massachusetts Ave. Arlington, MA 02476Expenses $7,700 · grants $7,800
- Horizon 12: MA Voices (April 6, 2025): A free concert of music celebrating the artistic and revolutionary voices of our beautiful Massachusetts. About this Event "Through all our history, to the last..." As springtime flourishes, let's celebrate our very own Bay State. The Horizon Ensemble celebrates the artistic, revolutionary voices of Massachusetts through orchestral music and poetry on Sunday, April 6 at 3:00 PM in the Church of the Covenant. We'll begin with the winner of the Horizon Ensemble's inaugural Call for Scores: Coonarr, by Australian composer John Rotar, a breathlessly flowing portrait of natural beauty. Next, we'll premiere Paul Revere by our friend Ben Nacar, celebrating the 250th anniversary of the American hero, as inspired by the Henry Wadsworth Longfellow poem. Turning to history, we'll perform Jephthah's Daughter by Massachusetts composer Amy Beach, a heartrending portrayal of the Biblical tale of sacrifice and faith. Finally, we present Leonard Bernstein's momentous Jeremiah Symphony, depicting the prophet Jeremiah's desperate pleas for reform amongst the destruction and despair brought upon humanity. Our concert will feature Boston-based soprano Hannah Shanefield as a performer in Jephthah's Daughter and the Jeremiah Symphony. We'll also feature poetry by local poets Chia Lam and Farah Masud. This is a pay-what-you-can concert, with suggested donation of $20. We will collect donations in person at the concert, or you can find us on Venmo at @HorizonEnsemble. This concert is wheelchair-accessible. No bright or flashing lights are allowed at this event. If you can't make it in person, there will be a YouTube livestream: https://www.youtube.com/live/XOOnFcqSb3EExpenses $4,880 · grants $5,000
- Horizon 12. Summer Winds (July 26, 2025): Two outdoor performances delivered on Saturday, July 26 at 1 PM at the Worcester St. Farm & Flea Market, 725 Tremont St; and Sunday, July 27 at 2 PM on the sidewalk of Open Newbury Street, 67 Newbury St. The performance started with Gordon Jacob's bright-hearted Old Wine in New Bottles, featuring British folk tunes cast in a 20th-century fashion. Next was the second performance of the Serenade for Winds by four Horizon Ensemble composers, each of whom wrote one movement back in summer 2023. Finally, finished with Antonín Dvorak's lyrical, dancing Serenade for Winds!Expenses $2,907 · grants $3,000
- Horizon Ensemble Recording Project: The Horizon Ensemble in Boston is preparing a 2025 recording project that will feature a mix of historically significant works and contemporary commissions, continuing their mission to enrich our communities of musicians and audiences and support young living composers.Expenses $6,817 · grants $7,000
- Horizon O4: Pirates of Penzance (August 16, 2025. At Arlington Street Church, 351 Boylston Street, Boston, MA 02116): A fully staged production, featuring nearly 50 young Boston-based artists, brings Arlington Street Church's beloved tradition of performing operetta at the church in the 80's and 90's back! Julian Gau leads the Horizon Ensemble orchestra and Hannah Shanefield stage directs.Expenses $2,600 · grants $2,600
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-N on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-N on file |
IRS record
- EIN
- 87-3058480
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2023
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Arts, culture and humanities (A68)
- Assets (IRS master file)
- $1,143
- Income (IRS master file)
- $48,174
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $48,174 | $50,419 | $1,143 | IRS |
| 990-N for 2024 Officer: Julian Gau | December 31, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2024 | $30,149 | $25,900 | $7,142 | XML |
| 990-N for 2023 Officer: Anchi Lin | December 31, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2023 | $23,318 | $16,345 | $2,893 | XML |
| 990-EZ | December 2022 | $6,033 | $10,434 | $0 | 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 87-3058480).
Questions about JULIAN GAU
- What is the EIN of JULIAN GAU?
- The employer identification number (EIN) of JULIAN GAU is 87-3058480.
- Is JULIAN GAU tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
- Are donations to JULIAN GAU tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does JULIAN GAU file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of JULIAN GAU 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 JULIAN GAU last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who is the principal officer of JULIAN GAU?
- The 990-N for 2024 names Julian Gau.
- Who are the officers and directors of JULIAN GAU?
- The 990-EZ for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does JULIAN GAU have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $48,174, expenses of $50,419 and total assets of $1,143 at year end.
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