COMPANY PROFILE

Blykalla

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Lead-cooled small modular reactors for baseload power

Stockholm, SwedenFounded 2013Energy

Valuation $100–250M Last recorded · 2025

Revenue $1–10M Latest reported FY

Headcount 100–500 Current team size

Total funding $50–100M Disclosed equity funding

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About Blykalla

Blykalla is a Swedish producer of advanced small modular reactors (SMRs). Our design is based on 25+ years of research, which we are now taking to market. A perfect complement to intermittent energy sources, our goal is to provide the baseload energy necessary to enable a full transition to a fossil free future.

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We are currently working together with global utilities and partners to deliver Sweden’s next nuclear reactor, with planned criticality by 2029.

Source: Dealroom company data

At a glance

Status: Operational
Founded: 2013
Headquarters: Stockholm, Sweden
Employees: 119
Open positions: 31
Dealroom signal: 95.4/100
Sub-industry: Clean Energy, Energy Providers
Sector: Energy, Spinout, Sustainable Development Goals, EIC, Nuclear Fission, Climate Tech, Novel Energy, Hard Tech, EIT Ecosystem
Technology: Hardware, Deep Tech
Business model: Manufacturing
Client focus: b2b
Links: Website LinkedIn

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Funding history

9 recorded events

Company financing events and reported valuations.

Deal type	Date	Amount	Valuation	Investors	Source
LATE VCOther financing	Dec 2025	$50M	$200M	Oklo · Peter Sasaki · August One · Earth Venture Capital	↗
EARLY VCOther financing	Feb 2025	$17M	$66M	Undisclosed	↗

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Financials

Revenue over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

Year	Revenue	Growth
2026
2025
2024
2023
2022
2021
2020		—

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Growth signals

Blykalla website traffic

Latest recorded traffic for Blykalla is 14K monthly website visits, down 75% over the last three months. Blykalla's team grew 48.8% over the past year.

Latest monthly visits14K 3-month web change-75% 1-year team growth+48.8%

Monthly website visitsOct 2017–Jul 2026

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Open positions

Openings linked to this company in Dealroom

Senior Mechanical Design EngineerStockholm, Stockholm County, Sweden · Design · Aug 30, 2026 Fuel Performance LeadStockholm, Stockholm County, Sweden · Sales · Jul 30, 2026 Senior Electrical EngineerStockholm, Stockholm County, Sweden · Other · Jul 28, 2026 Senior Instrumentation EngineerStockholm, Stockholm County, Sweden · Data Science & Engineering · Jul 28, 2026 Senior Control Systems EngineerStockholm, Stockholm County, Sweden · Other · Jul 25, 2026 Health, Safety, Environment and Quality EngineerOskarshamn, Kalmar County, Sweden · Other · Jul 23, 2026 Engineering Manager57A, Birger Jarlsgatan, Sibirien, Vasastaden, Norra Innerstaden, Stockholm, Solna kommun, Stockholm County, 111 40, Sweden · Backend Development · Jul 11, 2026 Director, Procurement & Supply Chain - US Based57A, Birger Jarlsgatan, Sibirien, Vasastaden, Norra Innerstaden, Stockholm, Solna kommun, Stockholm County, 111 40, Sweden · Logistics · Jul 6, 2026

8 distinct openings shownExplore hiring signals →

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