12 impactful startups powering ‘Up!’ energy transition & circularity in Rotterdam region 

  • Contenttype:
    • News
  • Themes:
    • Circular
    • Energy
    • Impact
    • Innovation
    • Technology

The global focus on sustainability, energy transition, and the circular economy is rapidly intensifying. A growing number of startups are leading the way, reshaping industries to be more environmentally conscious and resource-efficient.

At its core, this shift aims to transform the way energy is produced and consumed, reduce waste, and promote sustainable practices. As awareness of environmental issues and climate change grows, cities around the world are becoming hotbeds for energy transition and circular economy initiatives. One such city is Rotterdam in the Netherlands. 

The Ocean Cleanup

Upshifting Rotterdam’s green future 

Rotterdam has an extensive energy ecosystem, and the city is leaving no stone unturned to accelerate energy transition. The city’s energy transition and circularity ambitions are fueled by the close collaboration between the government, businesses and entrepreneurs, knowledge and research institutions. 

At the heart of Rotterdam’s efforts is Up!Rotterdam, an initiative dedicated to providing startups and scale-ups with better access to talent, (international) markets, and capital.

Connected ecosystems are the strongest ecosystem,” states Up!Rotterdam. 

Circularity is also one of Rotterdam’s top priorities. Through its Circular Economy Roadmap, Rotterdam aims to reduce raw material usage by 50 per cent by 2030, prioritising sectors like construction, green energy, consumer goods, and healthcare. 

Rotterdam’s municipality has also introduced the Smart Energy Systems (SES) subsidy program to support the development of smart energy networks. This program offers up to €100,000 for feasibility studies, experimental development, or pilot projects aimed at advancing the energy transition.

Fostering entrepreneurs contributing to a circular, inclusive, and digital city

Besides supporting initiatives and organisations, numerous startups are also working towards addressing some complexities to accelerate the adoption of energy transition and circular economy. 

Up!Rotterdam supports these innovative entrepreneurs in scaling up their businesses by providing them with better access to capital, talent, and new markets and shaping a community that enhances peer learning. It has gained insights into challenges faced by local startups and scale-ups, helping them identify effective approaches to support their growth. 

Up!Rotterdam does this through a targeted approach — by connecting relevant parties, strengthening existing initiatives, and developing new programs as needed. They also work closely with over 60 co-creation partners to connect, strengthen, and innovate, and provide access to a range of programs from organisations such as Techleap, RVO  (Netherlands Enterprise Agency), Innovation Quarter, SES, CVN, EIT, and Dutchbasecamp, among others.

One of the key strategic partners of Up!Rotterdam is BlueCity, Rotterdam’s hotspot for circular companies. This model city now hosts more than 55 sustainable, circular entrepreneurs. The startups’ creative solutions take a unique approach to reducing waste, enhancing energy efficiency, or reimagining resources, making a tangible impact on the journey to a greener, circular economy. Some provide offshore floating solar solutions, while others clean up the oceans and even bring human nutrients back into the cycle of life. 

The Rotterdam region is a hotbed for such innovative and impactful startups and scaleups, and we spotlight 12 of these remarkable startups. These companies are redefining what’s possible in energy transition and circularity, paving the way for a brighter future. Let’s dive into the promising work each of these startups is doing to transform the Rotterdam region and inspire global change.

Battolyser Systems

CEO: Mattijs Slee
HQ: Delft
Hiring: Yes| Click here

Battolyser Systems is a tech company that creates Battolysers, the first system that combines a battery and an electrolyser. It stores and provides electricity like a battery, and when charged, it can split water into hydrogen and oxygen. The company claims that Battolyser can be used in various industries, including energy, oil and gas, chemicals, steel manufacturing, transportation, and fertilisers.

The technology was invented by Prof. Dr. Fokko Mulder and his research group at Delft University of Technology. Battolyser Systems was subsequently founded in 2018 as a spin-out from the university and set for growth in 2020 following investment by Koolen Industries.

Solarduck

Founder/s: Koen Burgers, Ewoud Huiskamp, Don Hoogendoorn and Olaf de Swart
HQ: Rotterdam
Hiring: Yes| Click here
SolarDuck is a cleantech company that offers an Offshore Floating Solar solution.

The company was established following a spin-off from Damen Shipyards (the largest shipbuilder in the Netherlands). The Dutch company generates offshore solar energy with its advanced technology, which can be adjusted to fit local needs worldwide. The Dutch company generates offshore solar energy using its unique, state-of-the-art technology, which is fully scalable to match specific local requirements worldwide.

SolarDuck’s technology can be used in different situations, including sunny islands and hybrid offshore energy parks in the North Sea, like those in the Netherlands.

Gradyent

Founder/s: Hervé Huisman and Robert Vrancken
HQ: Rotterdam
Hiring: Yes| Click here

Gradyent has developed software based on the Digital Twin technology. The company’s real-time Digital Twin Platform creates a digital replica of an entire heating grid that operates in real time. This software solution allows users to optimise their grid, enhance control, and run simulations for future scenarios.

As a result, companies can improve performance, reduce CO2 emissions by up to 10 per cent, save on operating costs, achieve up to 20 per cent lower capital expenditures (CapEx), and make informed operational and business decisions.

Rocsys

Founder/s: Crijn Bouman, Joost van der Weijde and Kanter Van Deurzen
HQ: Rijswijk South Holland 
Hiring: Yes| Click here

Rocsys is a company specialised in hands-free charging solutions for electric vehicles. The company integrates soft robotics, AI-based computer vision, and data-driven services to offer fleets and customers an effective and affordable charging experience.

Even if drivers forget to plug in on time or employees are barred from handling electrical cables, the company’s platform ensures that all vehicles are charged and ready to operate. Rocsys’s solution works for consumer and fleet vehicles, including port equipment, industrial applications, heavy-duty, and more.

CarbonX

Founder/s: Rutger Van Raalten and Daniela Sordi
HQ: Delft
Hiring: No

CarbonX has developed a solution to source anode active materials locally and break free from China-dominated graphite supply chains. The company does this by setting up localised supply chains and utilising a unique emulsion feedstock technology to produce a new carbon anode material in high volumes in regional carbon black manufacturing facilities.

CarbonX’s unique feedstock technology consumes less energy than synthetic or natural graphite, resulting in lower costs and a reduced carbon footprint. Originally the company developed the technology for the tire industry with Dutch investor Sequoia BV and is now entering the battery market, providing a cost-competitive and more sustainable alternative to graphite.

Skoon Energy

Founder/s: Peter Paul van Voorst tot Voorst
HQ: Rotterdam
Hiring: Yes| Click here

Skoon Energy is an AI-powered software platform for clean mobile energy. Founded in 2017, the Dutch company aims to transform on-site energy supply. The company’s marketplace connects users of traditional fossil fuel powered generators with suppliers of zero-emission energy systems (which include batteries, hydrogen, and solar generators) for temporary applications, such as construction sites, events, and film sets. 

Skoon’s software platform is powered by AI, enabling customers to choose the most suitable energy system for their needs. The company operates an online marketplace with over 150 verified suppliers offering clean mobile energy systems.  This marketplace facilitates the supply and demand for clean energy solutions across industries and end users.

The Ocean Cleanup

Founder/s: Boyan Slat
HQ: Rotterdam
Hiring: Yes| Click here

The Ocean Cleanup is a global non-profit organisation that develops technologies to rid the world’s oceans of plastic. It does that by employing a dual strategy – stopping the inflow through rivers and cleaning up legacy plastic accumulated in the ocean. For the latter, the company creates large-scale mechanisms to concentrate the plastic for recurring cleanup. When recycled into new goods, this plastic is monitored and traced using DNV’s chain of custody approach to verify origin claims. To curb the inflow, The Ocean Cleanup has developed Interceptor™ solutions to halt and extract plastic in rivers before it reaches the ocean.

As of August 2024, the non-profit has collected over 16 million kilograms (35.3 million pounds) of trash from aquatic ecosystems worldwide.

Meatable 

Founder/s: Krijn de Nood, Daan Luining, and Dr Mark Kotter
HQ: Delft
Hiring: Yes| Click here

Meatable is a startup specialising in cultivated meat technology. Cultivated meat, which is produced from a single sample of animal cells, is set to be a viable alternative that could mitigate the environmental and societal impacts of conventional meat production. 

Meatable’s technology platform aims to partner with the meat industry to scale up the production of cultivated meat products.

Paebbl

Founder/s: Andreas Saari, Jane Walerud, Pol Knops and Marta Sjögren
HQ: Rotterdam
Hiring: Yes| Click here

Paebbl is a climate-tech startup that turns captured CO2 into building materials that store carbon permanently. The company is on a mission to create a large-scale carbon removal solution within the next decade. Since its inception, Paebbl has progressed from lab tests to a pilot unit that produces 250kg of CO2-storing material daily.

In May 2024, the Rotterdam company achieved a milestone by sequestering its first ton of CO2 and casting its first concrete structures using captured carbon, demonstrating the practical impact of its technology.

Pryme

CEO: Christopher Hervé
HQ: Rotterdam
Hiring: Yes| Click here

Pryme is a cleantech company focused on converting plastic waste into pyrolysis oil through chemical recycling on an industrial scale. 

The company’s Rotterdam factory converts 40,000 tons of waste plastic into 30,000 tons of Liquid Plastic Waste (LPW) annually. This LPW is processed into naphtha, a raw material for new plastic with properties equivalent to fossil plastics. The company’s mission is to contribute to a circular plastic economy with a low carbon footprint.

To achieve this, the company plans to develop a wide range of owned-operated plants with strategic partners to maximise the potential of its technology. 

Valyuu

Founder/s: Ferhat Topuz, Arvin Esterabadi, and Jingwei Ren
HQ: Rotterdam
Hiring: No

Valyuu is a marketplace for the circular economy, assisting people in buying and selling second-hand consumer electronics. Through the platform, users can easily buy and sell used electronic devices in different categories at a fair price without intermediaries. The company also offers a ‘product passport’ for each product, which offers full transparency on the product’s condition, complete with unique photos and access to test reports. As a result, consumers know exactly what they are buying. All products are validated using software and tested for functionality.

Loop Biotech

Founder/s: Bob Hendrikx
HQ: Delft
Hiring: Yes| Click here

Loop Biotech is addressing the growing demand for biodegradable funeral products. The sustainable coffin, urn, and carrier are living objects made from upcycled hemp and mycelium, the underground root network of mushrooms. The company’s product — Loop Living Cocoon, is a sustainable alternative to the traditional coffin. It contributes to the efficient composting of a body, thus providing an enriched nutrient medium for trees and plants. 

A Loop coffin is grown in seven days and, in ideal conditions, fully absorbed by nature in only 45 days. This burial method then forms an organic source for new life. Additionally, the company also launched a carrier (Loop ForestBed), and an urn (Loop EarthRise). 

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