KLAK – Icelandic Startups (umbrella)
Runs Iceland’s main open accelerators and founder programs (e.g., Startup SuperNova, Startup Tourism, Hringiða). In 2025 SuperNova ran a two-day Superclass in June; teams were announced late June and the final investor event took place 19 Sept 2025 at Gróska. Use KLAK’s news pages for the current year’s calls/dates.
Klak

Startup Energy Reykjavík (SER)
energy/cleantech
10-week mentorship accelerator. Standard published terms: USD 40k (≈ ISK 5 m) for 10% equity; office space and demo day included.
startupenergyreykjavik.com

Startup Reykjavík (SR)
general/sector-agnostic
Mentorship-driven, 10-week summer accelerator historically run with Arion Bank. Current public pages confirm the format but do not publish 2025 cheque terms. Historically cited figures range ~2.4 m ISK for 6% (2019); some directories list USD 16–18.5k for ~6%. Treat those as legacy indicators and check the current call.
is.linkedin.com

Startup Tourism (KLAK)
travel/tourism
5-week accelerator delivered in five two-day sessions (Mon–Tue), typically late Oct–late Nov; equity-free format focused on product/market work and pitching. (2024 dates: Oct 28–Nov 27—use as timing guide and verify each year.)
Klak

Snjallræði (Startup Social)
impact/SDGs, university-backed
16-week incubator with four MITdesignX venture-design workshops (every four weeks) + mentored sprints in between. In 2025 it’s positioned as Iceland’s first joint university accelerator across RU/HI/etc. Equity-free; focus on measurable social/environmental impact.
snjallraedi.is

Seres Innovation Center (Reykjavík University)
workspace + pre-incubation
Open coworking/incubation environment (priority to RU students/alumni but open to others), offering coaching and a founder community rather than a fixed-term accelerator. Useful as a pre-accelerator on-ramp.
ru.is

Iceland Ocean Cluster / “Ocean Cluster House”
blue economy cluster + incubation
Sector hub for ocean/seafood innovation and “100% utilization” startups. Operates as a cluster incubator/co-working community with deep industry ties rather than a cohort-based accelerator.
oceancluster.is

Hringiða (KLAK)
green/circular
KLAK’s climate/circular accelerator. Active communications in 2025 (promo/info events); check KLAK for the current call window/format.
Klak

KLAK Health (new in 2025)
health/medtech
New health-tech accelerator launching Oct 2025 (first cohort). Watch KLAK’s channels for the syllabus/dates; positioned as equity-free capability building with sector mentors.
is.linkedin.com