Síminn

Síminn hf.
Company typeHlutafélag
Nasdaq Iceland: SIMINN
IndustryTelecommunications, Entertainment
Founded1904 (1904) (as Talsímahlutafelag Reykjavíkur)
1906 (1906) (as Landssími Íslands)
1935 (1935) (Merged with Icelandic Post)
1998 (1998) (Demerger from Icelandic Post)
2005 (2005) (Privatisation)
HeadquartersReykjavík, Iceland
Key people
Jón Sigurðsson, Chairman
María Björk Einarsdóttir, President & CEO
Óskar Hauksson CFO
ProductsFixed line, Mobile, Internet, Television, Streaming media
Revenue23.232 billion ISK (2018)
Number of employees
300
Websitewww.siminn.is

Síminn hf. (Icelandic pronunciation: [ˈsiːmɪn], lit.'The Telephone'; also known as Iceland Telecom Ltd.), previously named Landssíminn ([ˈlan(t)sˌsiːmɪn], lit.'The National Telephone'), is an Icelandic telecommunications company. It offers communication services for both private and corporate clients, including mobile (4G/5G), landline, internet, IPTV, streaming services and television production.

As a former incumbent state-owned telecom, it was split from Iceland Post (Íslandspóstur) in 1998 and later privatised in 2005. In 2007 its infrastructure arm was split off as Míla, sold off in 2022. Síminn is listed on the Icelandic stock exchange.

Síminn operates a 5G/4G mobile network reaching over 99% of Iceland's population. In 2018, Síminn was the largest wireless carrier in Iceland with a market share of 34.5%.