Private company

Kraftwerke Oberhasli

Logo: Unknown author Unknown author, Public domain, via Wikimedia Commons4

Swiss energy supply company

Kraftwerke Oberhasli AG (KWO) is a Swiss energy supply company, based in Innertkirchen (BE) and operating several hydroelectric plants in the Oberhasli area of the canton of Bern. It also operates a number of tourist attractions in the same area, mostly with some relationship to its energy supply business. It uses the brands Grimselstrom and Grimselwelt, the latter specifically for its tourism ventures.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1925Founded1
  • Industryenergy supply1
  • HeadquartersInnertkirchen1
  • Websitewww.grimselstrom.ch
  • Legal formAktiengesellschaft1
  • LEI9845000D787B2F5R0E253
  • StatusActive3
  • LEI statusLapsed (not renewed)3
  • Registered addressGrimselstrasse, 19, 3862 Innertkirchen, Switzerland3
  • Registered withMinistry of Justice, CHE-105.947.1433
Kraftwerke Oberhasli 1925
Photo: Unbekannte Autoren und Grafiker; Scan vom EDHAC e.V., Public domain, via Wikimedia Commons5

Kraftwerke Oberhasli AG (KWO) is a Swiss energy supply company, based in Innertkirchen (BE) and operating several hydroelectric plants in the Oberhasli area of the canton of Bern. It also operates a number of tourist attractions in the same area, mostly with some relationship to its energy supply business. It uses the brands Grimselstrom and Grimselwelt, the latter specifically for its tourism ventures. Both brands are named after the Grimsel Pass that forms the upper end of its operating area.2

Acquisitions

  1. 1946Meiringen-Innertkirchen-Bahn became a subsidiary1

Timeline

  1. 1925Founded Founded1