GCI, Alaska’s largest communications provider, agreed to acquire Quintillion in a deal that would combine GCI’s statewide network operations with Quintillion’s existing 1,800-plus miles of subsea and terrestrial fiber and roughly 1,500 miles of planned expansion. The companies said the transaction is designed to strengthen network resiliency across Alaska by linking complementary routes under a single operating model and creating a more fault-tolerant communications backbone for remote communities.
The combination centers on reliability. GCI said the merged footprint will support a self-healing, ringed network architecture that can automatically reroute traffic during fiber cuts or other disruptions, a significant capability in Alaska where communications networks support healthcare, education, public safety, aviation, and other essential services across difficult terrain and extreme weather conditions. GCI also said it will operate the combined network with Alaska-based teams experienced in maintaining fiber, microwave, and satellite infrastructure in remote environments.
The acquisition also carries strategic and financial significance. GCI will acquire 100% of Quintillion at a $310 million enterprise value, subject to working-capital and other adjustments, and will reimburse up to $50 million in qualifying capital expenditures tied to the Nome-to-Homer Express project. GCI said it also plans to complete Quintillion’s grant-funded projects already underway, while the combined network is expected to support commercial traffic as well as national defense, Arctic operations, emergency response, maritime, and government communications requirements.
- GCI will acquire 100% of Quintillion for a $310 million enterprise value.
- Quintillion brings more than 1,800 miles (about 2,897 kilometers) of existing subsea and terrestrial fiber plus about 1,500 miles (about 2,414 kilometers) of planned expansion.
- Upon completion of planned expansion, Quintillion said its network would span more than 3,316 route miles (about 5,337 route kilometers), including 2,341 miles (about 3,768 kilometers) of subsea fiber and 824 miles (about 1,326 kilometers) of terrestrial fiber.
- GCI will reimburse up to $50 million in qualifying capital expenditures related to the Nome-to-Homer Express project.
- Additional earnout consideration could be paid in 2028, 2029, and 2031 based on financial performance targets.
- GCI LLC will provide a $160 million unsecured loan to Quintillion shortly after signing.
- GCI serves more than 200 communities across Alaska and says it has invested $4.7 billion in its Alaska network and facilities over 47 years.
- Quintillion said its existing network has 80.4% remaining capacity available for future demand and digital equity expansion.
- Closing remains subject to regulatory approval and customary closing conditions.
“This combination is more than the sum of its parts. By bringing together complementary fiber routes, deep operational expertise, and long-term investment under one operating model, we’re building a network that is stronger, more resilient, and better suited to Alaska’s realities than either company could deliver on its own,” said Billy Wailand, Senior Vice President of Corporate Development at GCI.
🌐 Analysis: The transaction underscores how infrastructure operators are putting a higher premium on route diversity, unified operations, and regional redundancy as subsea and long-haul fiber networks become more critical to public safety, defense, and economic development. In Alaska, where terrestrial construction is difficult and outages can isolate entire regions, the combination gives GCI a larger role in shaping the state’s broadband, middle-mile, and Arctic communications architecture.






