American Registry for Internet Numbers
Arin, a nonprofit member-based organization, supports the operation of the internet through the management of internet number resources throughout its service region; coordinates the development of policies by the community for the management of internet protocol number resources; and advances the internet through informational outreach.
American Registry for Internet Numbers at a glance
In short: American Registry for Internet Numbers gave $20K across 1 grant in 2024 (avg $20K), mostly in Virginia. Source: 2024 IRS Form 990 filing.
- Annual giving (2024)
- $20,000
- -57.4% vs 2023
- Grants made (2024)
- 1
- -66.7% vs 2023
- Average grant
- $20,000
- +27.7% vs 2023
- Median grant
- $20,000
- Total assets
- $45,236,043
- +0.3% vs 2023
- Primary geography
- Virginia (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990 filing, 2024 View filing
Data from IRS Form 990 filing, 2024; updated September 2026.
How to apply to American Registry for Internet Numbers
Open Grants
2 open opportunities from American Registry for Internet Numbers
Who American Registry for Internet Numbers funds
How this funder distributes its grants
Top Recipients
Top recipient in 2024
The largest 2024 recipient was Internet Society ($20K).
Grant Size Distribution
10 grants across all recorded years
The most common grant size was under $50K: 10 grants of 10 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2024 grant dollars on its one itemized grant.
Cities
How American Registry for Internet Numbers gives
- Giving grew 33% from 2021 to 2024. Method
From the foundation's IRS Form 990 filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $15K (2021) to $47K (2023). In 2024 it made 1 grant totaling $20K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Internet Society Reston, VA | Operational Support | $20,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $45,236,043 | $29,435,380 | $29,950,624 | $20,000 | 1 | $962,170 |
| 2023 | $45,084,818 | $28,777,990 | $29,946,085 | $47,000 | 3 | $831,793 |
| 2022 | $42,788,821 | $25,380,037 | $26,066,640 | $33,500 | 3 | $903,009 |
| 2021 | $43,598,573 | $28,772,051 | $22,683,580 | $15,000 | 1 | $7,671,712 |
| 2020 | $40,659,396 | $23,576,858 | $21,276,175 | $22,500 | 2 | $2,927,055 |
About American Registry for Internet Numbers
Based on IRS filings
American Registry for Internet Numbers is a nonprofit organization, based in Centreville, VA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $45.2M in total assets. In 2024, it awarded 1 grant totaling $20K. Net investment income was $962K.
Leadership & Key People
Officers and directors from IRS filings
American Registry for Internet Numbers is led by John Curran, President & CEO on every filing since 2020; 13 of 21 officers listed in 2024 are compensated.
Officers on the 2024 filing
John Curran
President & CEO
On filings since 2020
40 hrs/week
$549K (2020) → $618K (2024)
Bill Sandiford
Chair
Vice Chair → Chairman, 2021
Chairman → Chair, 2024
On filings since 2020
15 hrs/week
No compensation reported
Debra Martin
Director & Eng Program Management
Senior Program Manager → Senior Program Mngr, 2021
Senior Program Mngr → Director & Eng Program Management, 2024
On filings since 2020
40 hrs/week
$186K (2020) → $263K (2024)
Garth Dubin
Director & Software Engineering
Software Engineering Manager → Software Eng Mngr, 2021
Software Eng Mngr → Director & Software Engineering, 2024
On filings since 2020
40 hrs/week
$207K (2020) → $269K (2024)
Peter Toscano
Director & Iss
Info Sys & Security Mngr → Information Systems & Security, 2022
Information Systems & Security → Director & Iss, 2023
On filings since 2020
40 hrs/week
$209K (2020) → $263K (2024)
Reginald Forster
Director & Operations
Senior Operations Manager → Director of Oper., 2023
Director of Oper. → Director & Operations, 2024
On filings since 2021
40 hrs/week
$207K (2021) → $269K (2024)
Dan Alexander
Board Trustee
Trustee → Board Trustee, 2024
On filings since 2020
6 hrs/week
No compensation reported
Peter Harrison
Board Trustee
Trustee → Board Trustee, 2024
On filings since 2020
10 hrs/week
No compensation reported
Hank Kilmer
Board Trustee
Trustee → Board Trustee, 2024
On filings since 2023
8 hrs/week
No compensation reported
Robert Seastrom
Board Trustee
Trustee → Board Trustee, 2024
On filings since 2023
10 hrs/week
No compensation reported
Chris Tacit
Board Trustee
New on the 2024 filing
7 hrs/week
No compensation reported
Brian Kirk
CFO
Chief Financial Officer → CFO, 2024
On filings since 2020
40 hrs/week
$267K (2020) → $401K (2024)
Erin Alligood
Chro
Senior, Director, Hr & Administration → Chief Hr Officer, 2023
Chief Hr Officer → Chro, 2024
On filings since 2020
40 hrs/week
$224K (2020) → $338K (2024)
John Sweeting
Cxo
Chief Customer Officer → Cxo, 2024
On filings since 2020
40 hrs/week
$315K (2020) → $364K (2024)
Mark Kosters
CTO
Chief Technology Officer → CTO, 2024
On filings since 2020
40 hrs/week
$300K (2020) → $344K (2024)
Michael Abejuela
General Counsel
General Counsel & Deputy General Counsel → General Counsel, 2021
On filings since 2020
40 hrs/week
$261K (2020) → $369K (2024)
Richard Jimmerson
COO
Chief Operating Officer → COO, 2024
On filings since 2020
40 hrs/week
$395K (2020) → $418K (2024)
Einar Bohlin
Vice President & Govt Affairs
Vice President & Govt Affairs Dept → Vice President & Government Affairs Dept, 2022
Vice President & Government Affairs Dept → Vice President & Govt Affairs, 2024
On filings since 2021
40 hrs/week
$202K (2021) → $298K (2024)
Robert Christian Johnson
Ciso
Vice President & Information Security → Chief It Officer, 2023
Chief It Officer → Ciso, 2024
On filings since 2022
40 hrs/week
$249K (2022) → $283K (2024)
Nancy Carter
Treasurer
Treasurer → Teasurer, 2022
Teasurer → Treasurer, 2024
On filings since 2020
10 hrs/week
No compensation reported
Tina Morris
Vice Chair
On filings since 2021
4 hrs/week
No compensation reported
Former officers (10)
- Former: Leslie Daniello Nobile (2020–2023) — Senior Director, Trustee & Pubic Safety
- Former: Maureen Seiler (2020–2023) — Director & Software Integration · Filing note: As of 8/2023
- Former: Bram Abramson (2022–2023) — Trustee
- Former: Catherine Middleton (2020–2022) — Trustee
- Former: Lisa Liedel (2020–2022) — Director of Registration Srvcs
- Former: Anne-Rachel InnE (2020–2021) — Vice President & Govt Affairs Dept.
- Former: Hollis Kara (2020–2021) — Director of Communications
- Former: Paul Anderson (2020–2021) — Trustee
- Former: Steve Ryan (2020) — Secretary
- Former: Valorie Winkelman (2020) — Director of Financial Services
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $618K, to John Curran (President and CEO). 13 officers or directors reported compensation on that filing.
Frequently asked questions about American Registry for Internet Numbers
How much does American Registry for Internet Numbers give each year?
American Registry for Internet Numbers gave $20K across 1 grant in 2024, according to its 2024 IRS Form 990 filing. In 2023 it gave $47K across 3 grants.
How large is American Registry for Internet Numbers?
American Registry for Internet Numbers reported $45.2M in total assets on its 2024 IRS Form 990 filing. Its revenue that year was $29.4M.
Where does American Registry for Internet Numbers operate?
American Registry for Internet Numbers has awarded grants in District of Columbia, Indiana, Michigan, Nevada, Oregon, Virginia, Wisconsin.
What is American Registry for Internet Numbers's EIN?
American Registry for Internet Numbers's EIN (Employer Identification Number) is 54-1860956. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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American Registry for Internet Numbers down — hundreds of funders to go?