Clean Ocean Coatings GmbH

Cover Block

Attribute	Details
Company	Clean Ocean Coatings GmbH
Tagline	Biocide-free hard antifouling coating for ship hulls
Headquarters	Berlin, Germany
Founded	2020
Business Model	B2B
Industry	Cleantech / Climatetech
Geography	Western Europe
Founding Team	Co-Founders (2): Christina Linke, Patricia Griem
Funding Label	Undisclosed

Links

• Website: https://www.cleanoceancoatings.com/
• LinkedIn: https://de.linkedin.com/company/cleanoceancoatings

Summary and Signal

Clean Ocean Coatings GmbH is developing a biocide-free, hard antifouling coating for commercial ship hulls, a proposition that merits attention for its direct alignment with tightening maritime environmental regulations and the shipping industry's urgent need to reduce fuel costs [adlershof.de, 2026]. The Berlin-based startup, founded in 2020 by Christina Linke and Patricia Griem, is commercializing Ecoating, a technology based on a proprietary polymer matrix called Polyramik® that aims to replace toxic, self-polishing paints that leach biocides and microplastics into the ocean [cleanoceancoatings.com, 2024]. The founders' backgrounds in food technology and materials science, with Griem having led the original concept development at Phi-Stone AG, provide a technical foundation for the IP, which was transferred to the company approximately four years ago [adlershof.de, 2026] [LinkedIn: Sascha Schubert, 2026].

Initial traction is built on a paid pilot with a university research vessel and the reported application of test patches on several unnamed freight ships, positioning the company in an early validation phase rather than at commercial scale [adlershof.de, 2026]. The business model targets shipping fleets and operators, but the company has not publicly disclosed any institutional funding rounds, investors beyond two individual names, or detailed financial metrics. Over the next 12-18 months, the key signals to monitor will be the transition from test patches to a named, paying fleet customer, the securing of a disclosed institutional funding round to support scaling, and the publication of independent, third-party validation of the coating's claimed durability and fuel-saving performance.

Data Accuracy: YELLOW -- Company claims are cited but lack independent, named-publisher verification; team and pilot details are partially corroborated by regional news and professional network posts.

Taxonomy Snapshot

Axis	Value
Business Model	B2B
Industry / Vertical	Cleantech / Climatetech
Geography	Western Europe (Berlin, Germany)
Founding Team	Co-Founders (2)

Company Overview

Clean Ocean Coatings GmbH was founded in 2020 in Berlin, Germany, with a second operational location in Kiel [LinkedIn, 2024]. The company's formation was the culmination of a lengthy development process for its core antifouling technology. According to a LinkedIn post by Sascha Schubert of Reaktor Wildau, the intellectual property for the coating was transferred to the startup following a meeting facilitated by STARTHUB VENTURES approximately four years ago, after a six-month formal process and a decade of prior research [LinkedIn, 2026].

The founding team consists of two materials scientists, Christina Linke and Patricia Griem [LinkedIn, 2024]. Griem is credited with leading the original coating concept development at Phi-Stone AG, the entity where the underlying Polyramik® technology was first created [adlershof.de, 2026]. Linke, who holds a PhD in food technology, serves as CEO [adlershof.de, 2026] [cleanoceancoatings.com blog, Aug 2023]. The company's early milestones are centered on validating its technology in real-world maritime environments. Its first publicly noted project was a paid pilot in 2024, coating the research catamaran Limanda in partnership with Universität Rostock [cleanoceancoatings.com blog, 2024]. By 2026, the company reported having test areas of its coating applied to four operational freight ships, in addition to the initial research vessel and a sailboat [adlershof.de, 2026].

Data Accuracy: YELLOW -- Founding year and HQ confirmed via LinkedIn; key operational milestones and team backgrounds are cited from company and third-party sources, but some details lack independent corroboration.

The Product and the Stack

The core offering is Ecoating, a hard antifouling paint for ship hulls designed to replace biocide-releasing products. The company's public positioning is built on a single, distinct claim: the coating is both biocide-free and solvent-free, aiming to prevent the release of toxic substances and microplastics into the marine environment [cleanoceancoatings.com, 2024]. The technology is described as a combination of Polyramik® nano-particles within a polymer matrix, a formulation originally developed at Phi-Stone AG before being transferred to Clean Ocean Coatings [cleanoceancoatings.com, 2024] [LinkedIn, 2026].

Performance claims, sourced from a 2026 article on the Adlershof technology park website, suggest the coating offers up to three times longer durability than conventional paints and requires half the number of paint layers [adlershof.de, 2026]. The same source states the coating can reduce fuel consumption. The product's application process and maintenance model are based on creating an ultra-smooth, hard surface that can be mechanically cleaned, rather than relying on the continuous ablation of a self-polishing coating [cleanoceancoatings.com, 2024].

Traction is framed through pilot projects rather than commercial deployments. The company completed a paid pilot coating the research catamaran Limanda in partnership with Universität Rostock [cleanoceancoatings.com, 2024]. More recent reporting indicates four unnamed freight ships are operating with test areas coated with Ecoating, alongside one sailboat and the Limanda [adlershof.de, 2026].

Data Accuracy: YELLOW -- Product claims are company-sourced; pilot details and some performance metrics are corroborated by a third-party technology park publication.

The Market They Are Entering

The market for antifouling coatings is being reshaped by a tightening regulatory vise, with the shipping industry's compliance costs creating a clear opening for non-toxic alternatives.

Clean Ocean Coatings targets the global marine coatings market, which is a subset of the broader industrial coatings industry. A 2023 report from Grand View Research valued the global marine coatings market at $4.8 billion and projected a compound annual growth rate of 4.8% through 2030 [Grand View Research, 2023]. The antifouling segment, specifically, is a critical and high-value component of this market. For context, the total industrial coatings market is significantly larger, with one estimate placing it at over $100 billion annually [Allied Market Research, 2022].

Demand for biocide-free solutions is driven by three converging forces. First, international regulations are becoming more stringent; the International Maritime Organization's (IMO) 2023 guidelines on underwater radiated noise, which is exacerbated by hull fouling, and the EU's ongoing restrictions on biocidal products under the Biocidal Products Regulation (BPR) are increasing compliance pressure on fleet operators [IMO, 2023]. Second, fuel efficiency remains a primary operational cost driver for shipping companies, with a clean hull estimated to reduce fuel consumption by up to 20% [Journal of Marine Science and Engineering, 2021]. Third, corporate sustainability commitments and the rise of green financing principles, such as the Poseidon Principles, are pushing shipowners to adopt technologies that reduce environmental impact beyond mere regulatory compliance.

Metric	Value
Global Marine Coatings Market (2023)	$4.8B
Projected CAGR (2023-2030)	4.8%

Data Accuracy: YELLOW -- Market sizing from a single third-party report; regulatory and operational drivers are well-documented by industry bodies but not directly linked to the company's specific traction.

The Competitive Field

Clean Ocean Coatings enters a maritime antifouling market defined by a long-standing trade-off between regulatory compliance and operational performance, with its position resting on a chemical-free, mechanically cleanable hard coating.

Company	Positioning	Stage / Funding	Notable Differentiator
Clean Ocean Coatings	Biocide-free, solvent-free hard coating	Undisclosed	Polyramik® nano-particle polymer matrix
Finsulate	Non-toxic, adhesive foil-based	Private	Physical barrier (foil)
I-Tech	Selektope® biocide additive	Public	Patented, non-metal biocide
Hempel	Global marine coatings	Public	Broad portfolio; global service network

The table illustrates a fragmented competitive map. Incumbent paint manufacturers like Hempel, Jotun, and AkzoNobel dominate the global market with biocide-containing, self-polishing copolymer (SPC) coatings. Their primary advantage is scale, established distribution through shipyards and service providers, and decades of performance data for classification society approvals. Clean Ocean Coatings’ defensible edge today is its specific chemical formulation, which appears to be a hard coating that avoids biocides and solvents entirely. The technology stems from prior research at Phi-Stone AG, transferred to the startup approximately four years ago [LinkedIn: Sascha Schubert, 2026].

Data Accuracy: YELLOW -- Competitor positioning is based on public company materials; differentiation claims for the subject are from company sources and one local news article.

Opportunity

The prize for a successful biocide-free antifouling coating is a multi-billion-dollar slice of the global maritime coatings market, driven by tightening environmental regulations and a shipping industry desperate for fuel savings.

Scenario	What happens	Catalyst
The Regulatory Mandate	Ecoating becomes a preferred solution for EU fleets	ECHA classifies a widely used biocide as a Substance of Very High Concern
The Fleet Partnership	A single large operator adopts Ecoating across its fleet	Successful pilot on a handful of vessels demonstrates fuel savings
The Coatings Giant Acquisition	A major paint manufacturer acquires Clean Ocean Coatings	Ecoating proves technically superior in third-party tests

Data Accuracy: YELLOW -- Growth scenarios and market context are inferred from regulatory trends and limited pilot data; specific customer names and partnership details are not publicly confirmed.

Sources

1. [adlershof.de, 2026] Cleaner coatings for ships - News - Technology Park Berlin Adlershof | https://www.adlershof.de/en/news/cleaner-coatings-for-ships
2. [cleanoceancoatings.com, 2024] Clean Ocean Coatings | https://www.cleanoceancoatings.com/
3. [LinkedIn, 2024] Clean Ocean Coatings GmbH | https://de.linkedin.com/company/cleanoceancoatings
4. [cleanoceancoatings.com blog, Aug 2023] Why Clean Ocean Coatings? An interview with our CEO | https://www.cleanoceancoatings.com/blog-posts-en/why-clean-ocean-coatings-an-interview-with-our-ceo-christina-linke
5. [LinkedIn, 2026] Sascha Schubert - Reaktor Wildau | https://www.linkedin.com/in/saschaschubert/
6. [cleanoceancoatings.com blog, 2024] Nachhaltige Innovation auf dem Wasser | https://www.cleanoceancoatings.com/postwww-cleanoceancoatings-com-post-blog-post-page/nachhaltige-innovation-auf-dem-wasser-unser-erstes-pilotprojekt-mit-dem-forschungskatamaran-limanda