Startup · Finland

Steady Energy Oy

HQ Finland

Develops small nuclear reactors for heat production.

Systems1

A simplified low‑temperature heat reactor concept developed by the company.

Maturity not rated

Newest unveiled first. Open a system for its milestone timeline, components and sources.

Capabilities
Technology	Role	Maturity	TRL	Notes	Confidence
Small modular reactors	Developer	Development	—	LDR-50 is a heat-only reactor; a non-nuclear full-scale pilot plant is being built in Helsinki.	Reported

Small modular reactors
Developer
LDR-50 is a heat-only reactor; a non-nuclear full-scale pilot plant is being built in Helsinki.
DevelopmentReported

Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.

1
CompanySteady Energy Oy | LinkedIn
LinkedIn · Supports Organization · ownership
“Type Privately Held”

2
CompanySteady Energy | Company
Steady Energy Oy · Supports Organization · name, System
“By May 2023, backed by visionary investors, Steady Energy hit the ground running.”

3
ResearchSteady Energy Oy: Pioneering Nuclear Heat for Europe’s Autonomy
Defence Finance Monitor · Supports Organization · country, Organization · description, Organization technology
“Finland”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.