ATN International (ATNI) investor relations material

Company Overview and Leadership

• Provides digital infrastructure and communication services in the U.S. and Caribbean, operating through international and U.S. segments, with nearly 40 years of history and a Nasdaq listing.

• Leadership team includes a new CEO with 35 years of telecom experience and a seasoned CFO, both emphasizing operational expertise and transformation.

• CEO and CFO have track records in scaling telecom businesses and executing acquisitions and divestitures.

• Market capitalization stands at $416M, with an enterprise value of $1.2B as of March 2026.

Segment Performance and Growth Drivers

• International segment covers Bermuda, Cayman, Virgin Islands, and Guyana, all in stable, duopoly markets with strong fixed and mobile offerings and high infrastructure investment.

• Guyana highlighted for rapid growth due to oil and gas sector, with increasing fiber penetration and ARPU.

• U.S. segment focuses on Alaska and the Four Corners, leveraging government broadband subsidies and strong carrier relationships for rural fiber deployment.

• Significant expansion in high-speed data households passed in the U.S., up 51% YoY in 1Q26.

• Margin improvement of 200 basis points from 2021 to 2025, with further operational efficiencies targeted.

Financial Performance and Outlook

• FY25 revenue reached $728M, with Adjusted EBITDA of $190M and a margin of 26.1%.

• 2026 Adjusted EBITDA outlook is $183M–$193M, reflecting a $7M impact from the U.S. tower sale.

• International segment delivers higher EBITDA margins (34.5%) compared to U.S. segment (22.7%).

• Margin targets in the Caribbean are 40–50%, with U.S. margins in the mid-30s, and ongoing efforts to close the gap.

• Focus on translating top-line growth into higher free cash flow through disciplined cost management.