Nonprofit · EIN 65-1194930
COMMISSION FOR THE LAS VEGAS CENTENNIAL
Tax-exempt · LAS VEGAS, NV 89101
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $2,001,394 | $2,241,054 | -$239,660 | $6,514,823 | $300,300 | $6,214,523 |
| June 30, 2024 | 990 | $2,120,520 | $2,261,945 | -$141,425 | $6,652,943 | $198,760 | $6,454,183 |
| June 30, 2023 | 990 | $1,949,458 | $1,931,645 | $17,813 | $7,061,337 | $465,729 | $6,595,608 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $1,726,309
- of which government grants
- $1,526
- Program service revenue
- $0
- Investment income
- $264,729
- Royalties
- $10,356
- Other revenue
- $10,356
Expenses
- Grants and similar amounts paid
- $2,198,059
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $6,842
- Accounting fees
- $2,389
- Program services (functional)
- $2,198,059
- Management and general (functional)
- $42,995
Balance sheet and other
- Total assets, start of year
- $6,652,943
- Total assets, end of year
- $6,514,823
- Total liabilities, end of year
- $300,300
- Net assets, end of year
- $6,214,523
- Net assets without donor restrictions
- $6,214,523
- Gross receipts
- $2,001,394
- Employees
- 0
- Volunteers
- 18
- Year formed
- 2004
- State of legal domicile
- NV
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 June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| DIANE SIEBRANDT | TREASURER Officer | 20 | $95,052 | $51,111 |
| SHELLEY BERKLEY | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| SETH FLOYD | VICE-PRESIDENT Officer | 5 | $0 | $0 |
| MICHAEL HOWE | SECRETARY Officer | 5 | $0 | $0 |
| KEVIN MILLS | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CEDRIC CREAR | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RICHARD BRYAN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RYAN ARNOLD | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ROBERT STOLDAL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| HANNAH BROWN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JOHN MOWBRAY | DIRECTOR Trustee or director | 1 | $0 | $0 |
| OLIVIA DIAZ | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RIC TRUESDELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| LOUISE HELTON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MARK BRANDENBURG | DIRECTOR Trustee or director | 1 | $0 | $0 |
3 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BOB COFFIN | DIRECTOR Trustee or director | 1 | $0 |
| THOMAS PRATO | DIRECTOR Trustee or director | 1 | $0 |
| HUGH SINNOCK | DIRECTOR Trustee or director | 1 | $0 |
990 for the year ended June 30, 2024: 18 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| DIANE SIEBRANDT | TREASURER Officer | 20 | $83,693 | $39,065 |
| CAROLYN GOODMAN | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| BOB COFFIN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CEDRIC CREAR | DIRECTOR Trustee or director | 1 | $0 | $0 |
| HANNAH BROWN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| HUGH SINNOCK | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JOHN MOWBRAY | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KEVIN MILLS | DIRECTOR Trustee or director | 1 | $0 | $0 |
| LOUISE HELTON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MARK BRANDENBURG | DIRECTOR Trustee or director | 1 | $0 | $0 |
| Olivia Diaz | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RIC TRUESDELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RICHARD BRYAN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ROBERT STOLDAL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RYAN ARNOLD | DIRECTOR Trustee or director | 1 | $0 | $0 |
| THOMAS PRATO | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MICHAEL HOWE | SECRETARY Officer | 5 | $0 | $0 |
| SETH FLOYD | VICE-PRESIDENT Officer | 5 | $0 | $0 |
990 for the year ended June 30, 2023: 19 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| DIANE SIEBRANDT | TREASURER Trustee or director, Officer | 20 | $79,349 | $35,472 |
| CAROLYN GOODMAN | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| MICHAEL HOWE | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| SETH FLOYD | VICE-PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| Alan Feldman | DIRECTOR (partial year) Trustee or director | 1 | $0 | $0 |
| BOB COFFIN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CEDRIC CREAR | DIRECTOR Trustee or director | 1 | $0 | $0 |
| HANNAH BROWN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| HUGH SINNOCK | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JOHN MOWBRAY | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KEVIN MILLS | DIRECTOR Trustee or director | 1 | $0 | $0 |
| LOUISE HELTON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MARK BRANDENBURG | DIRECTOR Trustee or director | 1 | $0 | $0 |
| Olivia Diaz | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RIC TRUESDELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RICHARD BRYAN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ROBERT STODAL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RYAN ARNOLD | DIRECTOR Trustee or director | 1 | $0 | $0 |
| THOMAS PRADO | DIRECTOR Trustee or director | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 495 SOUTH MAIN STREET 1ST FLOOR, LAS VEGAS, NV 89101-6318
- In care of
- % QUINN OSZAKIEWSKI
- Principal officer (990 for 2024)
- DIANE SIEBRANDT, 495 SOUTH MAIN STREET 1ST FLOOR, LAS VEGAS, NV 89101
- Signed the 990
- DIANE SIEBRANDT, TREASURER
- Phone
- (702) 229-2476
- Return prepared by
- RUBINBROWN LLP
Mission
TO PROVIDE FUNDING TO FACILITATE THE EDUCATION, COMMEMORATION, PRESERVATION AND ENHANCEMENT OF HISTORIC RESOURCES IN LAS VEGAS.
Program accomplishments
- PLAZA HOTEL & CASINO: 2023 LAS VEGAS DAYS RODEO FUNDING WAS AWARDED FOR THE COSTS ASSOCIATED WITH THE PRODUCTION OF THE LAS VEGAS DAYS RODEO. THE LAS VEGAS DAYS (FORMERLY HELLDORADO DAYS) RODEO TAKES PLACE AT THE CORE ARENA ANNUALLY. THE EVENT ALLOWS THE COMMUNITY TO COME TOGETHER ONCE A YEAR TO CELEBRATE THE HISTORY OF THE CITY AS IT WAS ASSOCIATED WITH HELLDORADO DAYS, REMINISCE ABOUT PAST EVENTS AND INTRODUCE NEWCOMERS TO THE EVENT. FUNDING COMPONENTS INCLUDED THE FOLLOWING: (A) RODEO ENTRANCE AND JUDGING FEES (B) THE RENTAL, TRANSPORTATION AND FEED FOR LIVESTOCK, (C) WATER TRUCK AND TRACTOR RENTALS, (D) RODEO ANNOUNCERS AND ENTERTAINMENT STAFF, (E) EVENT LABOR, (F) FIRE RESPONDER STAFF, (G) BLEACHER AND PORTABLE TOILET RENTALS (H) CONTESTS AND BUCKLE AWARD, AND (I) ADVERTISING BANNERS. (CONTINUED ON SCHEDULE O)THE RODEO EVENT ALSO INCLUDED A COLORING CONTEST FOR CHILDREN, A BEST BEARD/MUSTACHE CONTEST, A "THEN AND NOW" PHOTOGRAPH PAVILION AND A CHUCK WAGON DISPLAY WITH ACTORS DRESSED IN PERIOD COSTUMES.Expenses $200,000 · grants $200,000
- NEVADA PRESERVATION FOUNDATION HOME + HISTORY EVENT 2024 FUNDING WAS AWARDED FOR THE COSTS ASSOCIATED WITH THE PLANNING AND RUNNING OF THE HOME & HISTORY 2024 EVENT. HOME & HISTORY CELEBRATES THE HISTORY, PEOPLE, AND ARCHITECTURE OF LAS VEGAS THROUGH A SERIES OF LECTURES AND WALKING AND DRIVING TOURS AT A VARIETY OF HISTORIC-AGED PLACES LOCATED THROUGHOUT THE CITY. FUNDING COMPONENTS INCLUDED THE FOLLOWING FEES ASSOCIATED WITH THE EVENT: (A) SALARIES FOR EVENT MANAGER, STAFF AND CONTENT DEVELOPERS, (B) PRINTING AND DIGITAL ADVERTISING COSTS FOR EVENT BROCHURES, SIGNS AND WAY FINDERS, (C) HOSPITALITY AND HONORARIA, (D) EVENT VOLUNTEER APPAREL, (E) DESIGN, BRANDING, MARKETING AND CONSULTANT AGENCY FEES, (F) DIGITAL APP SOFTWARE (G) BUS AND VENUE COSTS, (H) ASSOCIATION CHAPTER FEES, (CONTINUED ON SCHEDULE O)AND (I) MODERNISM WEEK EVENT TICKETS. A FEW EVENTS AT THE 2024 EVENT WERE HOPS + HISTORY IN THE ARTS DISTRICT, PARADISE PALMS NEIGHBORHOOD TOUR, MID MOD MADNESS TOUR, AND THE VINTAGE VEGAS HOME TOUR.Expenses $140,189 · grants $140,189
- IN ACCORDANCE WITH THE COMMISSION FOR THE LAS VEGAS CENTENNIAL'S MISSION TO FUND PROJECTS RELATING TO THE COMMEMORATION OF THE HISTORY OF THE CITY OF LAS VEGAS, THE COMMISSION APPROVED THE FOLLOWING ADDITIONAL GRANTS:22-0150-CLC1 KCEP RADIO DOCUMENTARY22-0377-CLC1 SAFARI MOTEL SIGN22-0499-CLC1 MOB MUSEUM DOCUMENTARY22-0506-CLC1 CLASSIC LAS VEGAS AS WE KNEW IT22-0640-CLC1 THE CITY OF LAS VEGAS: 1960S22-0730-CLC1 WESTSIDE DOCUMENTARY22-0731-CLC1 DUCK DUCK SHED 2023(CONTINUED ON SCHEDULE O)22-0734-CLC1 HELLDORADO DOCUMENTARY23-0204-CLC1 WESTSIDE SCHOOL CENTENNIAL PARADE & FESTIVAL23-0324-CLC1 LA CONCHA MOTEL LOBBY23-0325-CLC1 OLD TIME REUNION 202323-0415-CLC1 2024 & 2025 HELLDORADO DAYS PARADE23-0447-CLC1 HPC GRANT23-0470-CLC1 HISTORIC WESTSIDE DESIGN GUIDEBOOK23-0605-CLC1 THE CITY OF LAS VEGAS: 1970-200523-0668-CLC1 DUCK DUCK SHED 202424-0071-CLC1 HPC GRANT24-0272-CLC1 UNLV ORAL HISTORY RESEARCH CENTER24-0321-CLC1 PAUL REVERE WILLIAMS DOCUMENTARY24-0322-CLC1 OLD SPANISH TRAIL24-0478-CLC1 WEBSITE CONSULTANTExpenses $1,857,870 · grants $1,857,870
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 June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 65-1194930
- 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
- 2004
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A84)
- Assets (IRS master file)
- $6,514,823
- Income (IRS master file)
- $2,001,394
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $2,001,394 | $2,241,054 | $6,514,823 | XML |
| 990 | June 2024 | $2,120,520 | $2,261,945 | $6,652,943 | IRS |
| 990 | June 2023 | $1,949,458 | $1,931,645 | $7,061,337 | XML |
| 990 | June 2022 | $1,830,755 | $1,246,432 | $7,109,109 | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2019 | – | – | – | IRS |
| 990 | June 2018 | – | – | – | 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 65-1194930).
Questions about COMMISSION FOR THE LAS VEGAS CENTENNIAL
- What is the EIN of COMMISSION FOR THE LAS VEGAS CENTENNIAL?
- The employer identification number (EIN) of COMMISSION FOR THE LAS VEGAS CENTENNIAL is 65-1194930.
- Is COMMISSION FOR THE LAS VEGAS CENTENNIAL tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2004.
- Are donations to COMMISSION FOR THE LAS VEGAS CENTENNIAL tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does COMMISSION FOR THE LAS VEGAS CENTENNIAL 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 COMMISSION FOR THE LAS VEGAS CENTENNIAL due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did COMMISSION FOR THE LAS VEGAS CENTENNIAL last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who is the principal officer of COMMISSION FOR THE LAS VEGAS CENTENNIAL?
- The 990 for the year ended June 30, 2025 names DIANE SIEBRANDT.
- Who are the officers and directors of COMMISSION FOR THE LAS VEGAS CENTENNIAL?
- The 990 for the year ended June 30, 2025 lists 18 people; 1 received compensation from the organization, the highest $95,052 (DIANE SIEBRANDT, TREASURER).
- How much revenue does COMMISSION FOR THE LAS VEGAS CENTENNIAL have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $2,001,394, expenses of $2,241,054 and total assets of $6,514,823 at year end.
Other nonprofits in LAS VEGAS
- THE SMITH CENTER FOR THE PERFORMING ARTS EIN 88-0361875 · last filed 990 for 2025
- NEON MUSEUM EIN 88-0383932 · last filed 990 for 2025
- NEVADA BALLET THEATRE EIN 94-2427112 · last filed 990 for 2025
- DISCOVERY CHILDRENS MUSEUM EIN 94-2943891 · last filed 990 for 2025
- PAID IN FULL FOUNDATION EIN 88-1168893 · last filed 990 for 2025
- NEVADA PUBLIC RADIO EIN 23-7441306 · last filed 990 for 2025
- LAS VEGAS PHILHARMONIC EIN 88-0398092 · last filed 990 for 2025
- NEVADA TEST SITE HISTORICAL FOUNDATION EIN 88-0392763 · last filed 990 for 2025
All nonprofits in LAS VEGAS · Nevada · Arts, culture and humanities