ATN International — 8 Decision Makers

Employees: 1001-5000
Founded: 1987
Listing: For Profit · NASDAQ:ATNI
Headquarters: Salem, Massachusetts, United States

Company data last updated Jul 27, 2025.

About ATN International

ATN International offers wireless and wireline telecommunications services in North America and the Caribbean.

Who to contact at ATN International

8ExecutiveVice President & Corporate Controller, Vice President IT Security, Architecture and Compliance

5OtherTitles not listed

Email Format

{first_letter_first_name}{last_name}@atni.com

75% ssmith@atni.com

{first_name}.{last_name}@atni.com

25% sarah.smith@atni.com

Email Deliverability

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Leadership & Decision Makers

Contact details of 8 ATN International decision makers

Domenic Micale

Vice President & Corporate Controller

No contact data available

Rich Casselberry

Vice President IT Security, Architecture and Compliance

No contact data available

Cornelius B. Prior, Jr.

Chairman, Board of Directors

No contact data available

William F. Kreisher

Senior Vice President, Corporate Development

No contact data available

Justin D. Benincasa

Chief Financial Officer

No contact data available

Leonard Q. Slap

Senior Vice President and General Counsel

No contact data available

Michael T. Prior

President and Chief Executive Officer, Board of Directors

No contact data available

Brad Martin

EVP and Chief Operating Officer

No contact data available

Team & Specialists

Contact details of 5 ATN International team members

Larry Post

Work l***t@atni.com

David Jones

Work d****s@atni.com

Adriana Cadavid

Work a******d@atni.com

Conor Mcgowan Smyth

Work c****h@atni.com

Justin Benincasa

Work j**************a@atni.com

General Emails

General company emails, e.g. customer support lines

ir@atni.com Investor Relations

dminster@atni.com

ip@atni.com

aericksen@atni.com

bfoster@atni.com

Verify ATN International Emails

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Company Info Updated 27/07/2025

atni.com

978-619-1300

Salem, Massachusetts, United States

Specialization Web Hosting, Wireless

Business Type Public

Employees 1001-5000

Rounds Post-IPO Debt

Founded Date 1987

Number of Exits 1

Company Type For Profit

Stock Symbol NASDAQ:ATNI

Operating Status Active

Last Funding Type Post-IPO Debt

Phone Number 978-619-1300

Last Investment Activity Mar 18, 2024

Investments Activity Mar 18, 2024Feb 23, 2024Feb 21, 2024

Where this data comes from

Records are compiled from publicly available sources and checked as described in our methodology. Company data last updated Jul 27, 2025.

Frequently Asked Questions about ATN International

What does ATN International do?

ATN International offers wireless and wireline telecommunications services in North America and the Caribbean.

Where is ATN International headquartered?

ATN International is headquartered in Salem, Massachusetts, United States.

When was ATN International founded?

ATN International was founded in 1987.

How many employees does ATN International have?

ATN International has approximately 1001-5000 employees.

What industry is ATN International in?

ATN International operates in the Telecommunications industry.

What is the email format for ATN International?

The most common email format at ATN International is {first_letter_first_name}{last_name}@atni.com. For example: flastname@atni.com.

How do I contact ATN International?

You can contact ATN International via email at ir@atni.com or dminster@atni.com, headquartered in Salem, Massachusetts, United States.

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