Icelandic nature is our most valuable asset. We use our innovative thinking to harness its energy and produce hot water and electricity in a responsible manner.
Icelandic nature is our most valuable asset. We use our innovative thinking to harness its energy and produce hot water and electricity in a responsible manner.
ON Household Electricity
Sustainable electricity for your home
Better overview of usage
You can have everything in one place
Satisfied customers for six consecutive years
ON Power Home Charging
Affordable and convenient way to charge your electric car at home
Affordable and convenient way to charge your
electric car at home
Satisfied customers for six consecutive years
Monthly subscription
Service available 24/7
ON Company Charging
Simplify your operations with better oversight
Operating fleet
Monthly fee
Service available 24/7
What's new?
Jun 8, 2026
Sérfræðingar ON á stærstu jarðhitaráðstefnu heims
Jun 5, 2026
Ný hvítbók um beina nýtingu jarðhita
Jun 2, 2026
Jarðhiti sem samkeppnisforskot
Jun 2, 2026
Orkan er grunnstoð í nútímasamfélagi
Jun 1, 2026
Jarðskjálftahrina hefur ekki haft áhrif á rekstur Hellisheiðarvirkjunar
May 29, 2026
Stærsta tækifæri jarðhitans til framtíðar
May 27, 2026
Geothermal energy powering innovation
May 22, 2026
A new workshop and warehouse building rises at Hellisheiði
May 18, 2026
Starting a engine is no joke!
May 13, 2026
Restoration of a natural stream channel presented at the Fagþing Conference
May 12, 2026
A successful ON Family Day at Hellisheiði
May 8, 2026
What do project managers do at work?
What's new?
Jun 8, 2026
Sérfræðingar ON á stærstu jarðhitaráðstefnu heims
Jun 5, 2026
Ný hvítbók um beina nýtingu jarðhita
Jun 2, 2026
Jarðhiti sem samkeppnisforskot
Jun 2, 2026
Orkan er grunnstoð í nútímasamfélagi
Jun 1, 2026
Jarðskjálftahrina hefur ekki haft áhrif á rekstur Hellisheiðarvirkjunar
May 29, 2026
Stærsta tækifæri jarðhitans til framtíðar
May 27, 2026
Geothermal energy powering innovation
May 22, 2026
A new workshop and warehouse building rises at Hellisheiði
May 18, 2026
Starting a engine is no joke!
May 13, 2026
Restoration of a natural stream channel presented at the Fagþing Conference
May 12, 2026
A successful ON Family Day at Hellisheiði
May 8, 2026
What do project managers do at work?
What's new?
Jun 8, 2026
Sérfræðingar ON á stærstu jarðhitaráðstefnu heims
Jun 5, 2026
Ný hvítbók um beina nýtingu jarðhita
Jun 2, 2026
Jarðhiti sem samkeppnisforskot
Jun 2, 2026
Orkan er grunnstoð í nútímasamfélagi
Jun 1, 2026
Jarðskjálftahrina hefur ekki haft áhrif á rekstur Hellisheiðarvirkjunar
May 29, 2026
Stærsta tækifæri jarðhitans til framtíðar
May 27, 2026
Geothermal energy powering innovation
May 22, 2026
A new workshop and warehouse building rises at Hellisheiði
May 18, 2026
Starting a engine is no joke!
May 13, 2026
Restoration of a natural stream channel presented at the Fagþing Conference
May 12, 2026
A successful ON Family Day at Hellisheiði
May 8, 2026
What do project managers do at work?
What's new?
Jun 8, 2026
Sérfræðingar ON á stærstu jarðhitaráðstefnu heims
Jun 5, 2026
Ný hvítbók um beina nýtingu jarðhita
Jun 2, 2026
Jarðhiti sem samkeppnisforskot
Jun 2, 2026
Orkan er grunnstoð í nútímasamfélagi
Jun 1, 2026
Jarðskjálftahrina hefur ekki haft áhrif á rekstur Hellisheiðarvirkjunar
May 29, 2026
Stærsta tækifæri jarðhitans til framtíðar
May 27, 2026
Geothermal energy powering innovation
May 22, 2026
A new workshop and warehouse building rises at Hellisheiði
May 18, 2026
Starting a engine is no joke!
May 13, 2026
Restoration of a natural stream channel presented at the Fagþing Conference
May 12, 2026
A successful ON Family Day at Hellisheiði
May 8, 2026
What do project managers do at work?