Clean Steel

What Clean Steel does

Clean Steel is a privately held Finnish industrial-technology company founded in 2011 and headquartered in Pori, Finland, with a headcount of 11-50 employees. The firm develops and commercialises a patented "Smart Blasting" method aimed at improving boiler efficiency, and it positions its offering within bioenergy and circular-economy end-markets, suggesting its primary customers are industrial operators of biomass-fuelled or recovered-fuel boilers — typically pulp-and-paper mills, district heating plants, and process-industry steam facilities in the Nordics.

The core offering is a process-technology service rather than a discrete product line: the patented Smart Blasting approach is applied to boiler surfaces to remove deposits and restore heat-transfer performance, implying a project-based or contracted-service delivery model common in industrial maintenance. No product portfolio, pricing, or platform architecture details are disclosed in the source material; the company URL returned a verification interstitial rather than substantive content, and no management, R&D, or technical-team information is publicly available.

The business model is not described in the source: no revenue figure, pricing model, go-to-market channels, named customers, or funding rounds are disclosed. Ownership information is similarly absent. As a small, privately held niche-services firm operating in a sustainability-adjacent industrial vertical, Clean Steel is best characterised at this stage as an early-commercialisation specialty industrial-services provider whose revenue model is most likely project- or contract-driven servicing of bioenergy and process-industry boiler assets, though this is inferred from category norms rather than from explicit disclosures.

Name

Clean Steel

Website

https://cleansteel.fi

Company type

Private

Founded year

2011

Headcount range

11–50 employees

Short description

Clean Steel is a privately held Finnish industrial-technology firm founded in 2011 in Pori that commercialises a patented "Smart Blasting" method to improve boiler efficiency for bioenergy and circular-economy operators.

Ownership category

akta.pro rank

Product category

Industrial Boiler Services

NAICS

Power Boiler and Heat Exchanger Manufacturing (33241)

SIC

Fabricated Plate Work (Boiler Shops) (3443)

akta.pro primary industry

Industrial Steam Systems Decarbonization (Boiler Upgrades, Condensate Recovery, Steam Optimization) (EUABAJAK)

Keywords

• Boiler efficiency services
• Industrial cleaning technology
• Bioenergy boiler maintenance
• Smart blasting solutions
• Circular economy services

Headquarters

HQ city

Pori

HQ country

Finland

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D

Core offering

Clean Steel enhances industrial boiler efficiency through its patented Smart Blasting method, supporting bioenergy production and circular economy objectives. The company delivers specialized boiler cleaning and efficiency-improvement services to industrial operators, primarily in the bioenergy sector, using a proprietary cleaning technology.

Differentiator

Problem solved

Functional benefit

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Recent moves3 records

Expansion highlights2 records

Broad incumbents

• Spirax-Sarco Engineering: UK-listed global specialist in steam and thermal energy solutions, including boiler efficiency, condensate recovery, and steam system optimization. Comparable to Clean Steel as a company monetizing efficiency improvements in industrial steam systems, though Spirax operates globally with a much broader product portfolio.
• Doosan Enerbility: Korean OEM of power and industrial boilers, including biomass and waste-to-energy units, with service operations in Europe. Comparable to Clean Steel as a participant in industrial and biomass boiler supply, though primarily an OEM rather than a cleaning/efficiency specialist.
• Andritz: Austrian-headquartered global supplier of plants, equipment, and services for pulp & paper, biomass power, and energy industries, including boiler island and biomass combustion technology. Comparable to Clean Steel as a supplier into the same bioenergy boiler customer base in the Nordics and Europe.
• Valmet: Finnish global leader in process technologies, services, and automation for pulp, paper, and energy industries, including biomass-fired boiler solutions and plant efficiency services. Comparable to Clean Steel as a Finnish-headquartered industrial supplier serving bioenergy and boiler operators, though at vastly larger scale and scope.
• Babcock & Wilcox: US-based long-established power boiler OEM and service provider with a dedicated environmental and steam generation portfolio. Comparable to Clean Steel as a player addressing industrial and utility boiler efficiency, decarbonization, and cleaning/optimization services, albeit at much larger scale and global footprint.
• Alfa Laval: Swedish global leader in heat transfer, separation, and fluid handling technologies, including heat exchangers and boiler-related equipment for energy and process industries. Comparable to Clean Steel as a Nordic-headquartered supplier addressing thermal efficiency in industrial and energy applications.

Emerging players

• Optimus Technologies (Steel Energy): Emerging clean-tech focused on biofuel conversion systems for diesel engines, illustrating the broader clean-energy theme in transport/heavy industry. Listed here as a thematic adjacency to Clean Steel's bioenergy/circular economy positioning rather than a direct boiler competitor.

Direct peers

• Forbes Marshall: India-based specialist in steam engineering and boiler efficiency solutions, including sootblowing, combustion control, and condensate management. Comparable to Clean Steel as a focused steam/boiler efficiency specialist targeting industrial customers in process industries.
• Clyde Bergemann Power Group: Global specialist in sootblowing, cleaning, and heat transfer optimization equipment for utility and industrial boilers. Directly comparable to Clean Steel's Smart Blasting offering, as both focus on boiler cleaning and efficiency technologies, with CBPG operating at larger scale and global reach.

Regional players

• Fortum: Finnish energy group with significant bioenergy-based heat and power generation assets in the Nordics. Comparable to Clean Steel as a Finnish-headquartered participant in the regional bioenergy ecosystem and a potential customer/partner for boiler efficiency services on its own fleet.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks4 records

Key highlights4 records

Customer concentration

• LinkedInlinkedin.com/company/clean-steel-international

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Clean Steel