Vertical Aviation International Inc logo

Vertical Aviation International Inc

501(c)(6) organization Alexandria, VA EIN: 53-0261213 Website

Internationally represent all aspects of the vertical take-off & landing (VTOL) industry. Be the leading global voice in promoting safety, community compatibility, professionalism, innovation, and the economic viability of the industry.

Vertical Aviation International Inc at a glance

Total assets
$58,272,088
-3.1% vs 2024
Revenue (2025)
$20,788,832
+7.0% vs 2024
Net investment income (2025)
$1,230,701
-19.4% vs 2024
Expenses (2025)
$18,449,803
-7.4% vs 2024
Latest 990 filing
Form 990, 2025 View filing

Data from IRS Form 990, 2025; updated September 2026.

Who Vertical Aviation International Inc funds

How this funder distributes its grants

Grant Size Distribution

2 grants across all recorded years

<$50K$50–100K1$100–250K$250–500K1$500K–1M$1–5M$5M+

The most common grant size was in the $100–250K range: 1 grant of 2 (50%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

States

Cities

Alexandria

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$200K$400K$600K$800K0 grants2019 0 grants2020 0 grants2021 Total only2022 1 grant2023 1 grant2024 0 grants2025

From 2022 to 2024, annual grant giving ranged from $103K (2022) to $608K (2023). In 2024 it made 1 grant totaling $107K.

Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
VAI Foundation Inc Alexandria, VACancellation of Debt$107,388
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsNet Investment Income
2025$58,272,088$20,788,832$18,449,803——$1,230,701
2024$60,141,215$19,428,674$19,921,667$107,3881$1,526,110
2023$65,113,607$18,690,484$17,936,628$607,7421$1,185,251
2022$43,682,143$16,968,416$13,892,452$103,023Total only$2,048,341
2021$38,045,658$4,215,283$9,746,782——$1,998,689
2020$37,201,172$13,601,332$13,957,761——$528,097
2019$41,217,687$12,636,986$11,902,441——$536,765

"Total only": grants paid as reported on the IRS filing, which lists no individual grants for that year.

About Vertical Aviation International Inc

Based on IRS filings

Vertical Aviation International Inc is a public charity, based in Alexandria, VA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $58.3M in total assets. Net investment income was $1.2M.

Leadership & Key People

Officers and directors from IRS filings

Vertical Aviation International Inc is led by Mark A. Schlaefli, Chair since 2025 (on filings since 2021); 8 of 17 officers listed in 2025 are compensated.

Officers on the 2025 filing

  • Mark A. Schlaefli

    Chair

    Assistant Treasurer → Vice Chair, 2024

    Vice Chair → Chair, 2025

    On filings since 2021

    1 hr/week

    No compensation reported

  • Regina Kvitovich

    Director of Publications

    Director of Publications & Media → Director of Publications, 2020

    On filings since 2019

    40 hrs/week

    $136K (2019) → $195K (2025)

  • Christopher Hill

    Director of Safety

    On filings since 2020

    40 hrs/week

    $130K (2020) → $200K (2025)

  • Charlotte Zilke

    Senior Director of Conventions

    New on the 2025 filing

    40 hrs/week

    $201K (2025)

  • Stacy Sheard

    Director

    Vice Chair → Chair, 2021

    Chair → Director, 2022

    On filings since 2019

    1 hr/week

    No compensation reported

  • Randy Rowles

    Director

    On filings since 2020

    1 hr/week

    No compensation reported

  • Nicole Battjes

    Director

    Treasurer → Chair, 2024

    Chair → Director, 2025

    On filings since 2021

    1 hr/week

    No compensation reported

  • David McColl

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Miller Stallings

    Director

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Cade Clark

    Vice President of Government Affairs

    On filings since 2019

    40 hrs/week

    $173K (2019) → $266K (2025)

  • Christopher Martino

    Vice President of Operations

    On filings since 2019

    40 hrs/week

    $168K (2019) → $217K (2025)

  • Michael Hertzendorf

    Chief Operating Officer

    On filings since 2022

    40 hrs/week

    $196K (2022) → $280K (2025)

  • Sarah Arnold

    Corporate Secretary

    On filings since 2024

    40 hrs/week

    $137K (2024) → $177K (2025)

  • Joshua Rousseau

    Ne Regional Representative

    New on the 2025 filing

    40 hrs/week

    $152K (2025)

  • Brian Jorgenson

    Vice Chair

    Director → Assistant Treasurer, 2024

    Assistant Treasurer → Vice Chair, 2025

    On filings since 2022

    1 hr/week

    No compensation reported

  • Rick Kenin

    Treasurer

    Director → Treasurer, 2024

    On filings since 2022

    1 hr/week

    No compensation reported

  • Paul Gottwig

    Assistant Treasurer

    Director → Assistant Treasurer, 2025

    On filings since 2024

    1 hr/week

    No compensation reported

Former officers (26)
  • Former: Daniel Sweet (2019–2025) — Director of Public Relations · Filing note: Thru 122024
  • Former: James A. Viola (2020–2025) — President & CEO · Filing note: Thru 32025
  • Former: Randal R Rowles (2019–2024) — Director
  • Former: Roxanne R. Fox (2019–2024) — Chief of Staff
  • Former: Francois Lassale (2023–2024) — Special Advisor
  • Former: H Bryan Brewer III (2023–2024) — Legal Advisor
  • Former: Jonathan Daniels (2023–2024) — Special Advisor
  • Former: Robert Stallings (2024) — Director
  • Former: B. Adam Hammond (2021–2023) — Vice Chair
  • Former: Jeffrey Smith (2023) — Chair
  • Former: R. Miller Stallings (2023) — Director
  • Former: Harold Summers (2019–2022) — Director of Flight Operations
  • Former: Jack Matiasevich (2019–2022) — Treasurer
  • Former: Kevin J. Cooper (2019–2022) — Former Officer
  • Former: Jeffery Smith (2020–2022) — Vice Chair
  • Former: Robert Volmer (2022) — Director of Marketing
  • Former: Douglas K. Barclay (2019–2021) — Director
  • Former: Edward F. Dicampli (2019–2021) — Chief Operating Officer
  • Former: Jan Becker (2019–2021) — Director
  • Former: Karen Gebhart (2019–2021) — Vice President of Business Devlopment
  • Former: Matthew S. Zuccaro (2019–2021) — President & CEO
  • Former: Daniel Schwartzbach (2019–2020) — Treasurer
  • Former: James O. Wisecup (2019–2020) — Assistant Treasurer
  • Former: Marc T. Stanley (2019–2020) — Director
  • Former: David Bjellos (2019) — Vice Chairman
  • Former: Martin Pociask (2019) — Curator -

Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

James Viola Thru 32025 — President & CEO: $739KJames Viola Thru 32025President & CEO$739KMichael Hertzendorf — Chief Operating Officer: $280KMichael HertzendorfChief Operating Officer$280KCade Clark — VP of Government Affairs: $266KCade ClarkVP of Government Affairs$266KChristopher Martino — VP of Operations: $217KChristopher MartinoVP of Operations$217KCharlotte Zilke — Sr Director of Conventions: $201KCharlotte ZilkeSr Director of Conventions$201KChristopher Hill — Director of Safety: $200KChristopher HillDirector of Safety$200KRegina Kvitovich — Director of Publications: $195KRegina KvitovichDirector of Publications$195KDaniel Sweet Thru 122024 — Director of Public Relations: $188KDaniel Sweet Thru 122024Director of Public Relations$188KSarah Arnold — Corporate Secretary: $177KSarah ArnoldCorporate Secretary$177KJoshua Rousseau — Ne Regional Representative: $152KJoshua RousseauNe Regional Representative$152K

The highest reported compensation on the 2025 filing was $739K, to James Viola Thru 32025 (President & CEO). 10 officers or directors reported compensation on that filing.

Frequently asked questions about Vertical Aviation International Inc

How large is Vertical Aviation International Inc?

Vertical Aviation International Inc reported $58.3M in total assets on its 2025 IRS Form 990. Its revenue that year was $20.8M.

Where does Vertical Aviation International Inc operate?

Vertical Aviation International Inc has awarded grants in Virginia.

What is Vertical Aviation International Inc's EIN?

Vertical Aviation International Inc's EIN (Employer Identification Number) is 53-0261213. IRS Form 990 filing data is available on this page for 2019–2025.

Data last updated September 2026. Sourced from IRS Form 990 filings.

Data update history

(5)

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990 for fiscal year 2023 (received by the IRS May 14, 2024)
  2. Updated Form 990 for fiscal year 2024 (received by the IRS May 8, 2025)
  3. Added Form 990 for fiscal year 2019 (received by the IRS May 13, 2020)
  4. Updated Form 990 for fiscal year 2022 (received by the IRS May 12, 2023)
  5. Added Form 990 for fiscal year 2025 (received by the IRS May 15, 2026)

Explore Open Grants

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Vertical Aviation International Inc's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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