Carbon Clean's modular columnless carbon capture unit, CycloneCC. Photo courtesy Carbon Clean.

Carbon Clean and Samsung E&A, both of which maintain their U.S. headquarters in Houston, have formed a partnership to accelerate the global use of industrial carbon capture systems.

Carbon Clean provides industrial carbon capture technology. Samsung E&A offers engineering, construction and procurement services. The companies say their partnership will speed up industrial decarbonization and make carbon capture more accessible for sectors that face challenges in decarbonizing their operations.

Carbon Clean says its fully modular columnless carbon capture unit, known as CycloneCC, is up to 50 percent smaller than traditional units and each "train" can capture up to 100,000 tonnes of CO2 per year.

“Our partnership with Samsung E&A marks a major milestone in scaling industrial carbon capture,” Aniruddha Sharma, chair and CEO of Carbon Clean, said in a news release.

Hong Namkoong, CEO of Samsung E&A, added that the partnership with Carbon Clean will accelerate the global rollout of carbon capture systems that “are efficient, reliable, and ready for the energy transition.”

Carbon Clean and Samsung E&A had previously worked together on carbon capture projects for Aramco, an oil and gas giant, and Modec, a supplier of floating production systems for offshore oil and gas facilities. Aramco’s Americas headquarters is also in Houston, as is Modec’s U.S. headquarters.

The technology demonstration will be used to deploy Carbon Clean’s novel CycloneCC technology to capture CO2 from natural gas turbine exhaust streams. Photo via Carbon Clean

Aramco partners to demonstrate compact carbon capture technology for gas turbines

dream team

Integrated energy and chemicals company Aramco has signed a collaboration agreement with Carbon Clean and SAMSUNG E&A in an effort to showcase new carbon capture technology.

The technology demonstration will be used to deploy Carbon Clean’s novel CycloneCC technology to capture CO2 from natural gas turbine exhaust streams containing approximately 4 percent CO2, according to Aramco.

Carbon Clean, which U.S. headquarters are located in Houston at the Ion, boasts technology that has captured nearly two million tons of carbon dioxide at almost 50 sites around the world. Aramco’s U.S. headquarters is also in Houston.

“The potential for CycloneCC in the US and Houston area is huge,” Aniruddha Sharma, chair and CEO of Carbon Clean, previously shared with EnergyCapital. “It is optimised for low to medium scale industrial emitters and recent Rice University research on the US Gulf Coast, for example, found that it is well suited to 73 percent of Gulf Coast emitters.”

The modular CycloneCC unit has a 50 percent smaller footprint compared to conventional carbon capture processes. The CycloneCC technology is estimated to reduce the total installed cost of carbon capture systems by up to 50 percent compared to conventional systems if successful. The goal is to also maintain process efficiency even at low CO2 concentrations. CycloneCC’s performance is achieved through two process intensification technologies, rotating packed beds (RPBs) and Carbon Clean’s proprietary APBS-CDRMax solvent.

“Its compact, modular design should be easily integrated with gas turbines, delivering high performance carbon capture in an industrial setting where space is typically limited,” Sharma says in a news release.

The engineering, procurement and construction of the plant will be done by SAMSUNG E&A .The unit will be installed on the sales gas compressor turbine exhaust gas stack,which can provide performance data under real-world conditions.

“Aramco and Samsung Ventures are investors in Carbon Clean, so we’re proud to deepen our relationship through this partnership,” Sharma adds. “This first-of-a-kind deployment capturing very low concentrations of CO2 is a key milestone in scaling up and commercializing CycloneCC.”

In September, Carbon Clean also announced a deal with PETRONAS CCS Solution to collaborate and evaluate Carbon Clean’s carbon capture and storage technology with Carbon Clean's CycloneCC tech. Last year, Abu Dhabi National Oil Co. (ADNOC) selected Carbon Clean for a carbon capture project in Abu Dhabi.
PETRONAS will use Carbon Clean's scalable CCS technology as a part of the agreement. Photo via carbonclean.com

Houston carbon capture company signs MOU with PETRONAS

big deal

Carbon Clean announced a new partnership with PETRONAS CCS Solution, a subsidiary of PETRONAS, to collaborate and evaluate Carbon Clean’s carbon capture and storage technology.

The two companies will assess carbon capture technology by aiming to “identify synergies and explore future collaboration opportunities,” according to a news release.The primary focus of the MOU is Carbon Clean's CycloneCC tech, which can reduce the installed cost of carbon capture by up to 50 percent. Both companies will collaborate to develop how the modular technology can be used for post-combustion CO2 capture.

“PETRONAS has a pioneering approach to decarbonization, viewing carbon capture as a lever to transform its business,” Aniruddha Sharma, chair and CEO of Carbon Clean, says in the release. “It is turning the low-carbon energy transition into an opportunity to drive green growth. Carbon Clean is proud to support PETRONAS in achieving its net zero targets by providing a cost-effective approach to carbon capture.”

The modular design assists with easily installation and makes it more efficient to integrate with operations that are already up and running. The physical footprint of CycloneCC occupies up to 50 percent less space than conventional carbon capture solutions. The equipment itself is 10 times smaller and includes rotating packed bed (RPB) technology that uses centrifugal force to make carbon capture process run more efficiently.

“CycloneCC’s modular design enables companies to stagger their investment, adding units in line with their decarbonization goals,” Sharma said in a news release. “We are making carbon capture logistically viable and easy to scale.”

Carbon Clean also has partnered with AGRA Industries, as the biofuel industry could use Carbon Clean’s CaptureX technology. The United Kingdom-based company operates its U.S. headquarters in the Ion.

Carbon Clean’s other customers include companies in the cement, steel, refinery, and energy-to-waste sectors. Among the investors in Carbon Clean are Chevron, Samsung Ventures, Saudi Aramco Energy Ventures, and WAVE Equity Partners. Since it's founding in 2019, the company has raised $260 million in funding, according to data platform Tracxn.

Carbon Clean says its tentative partnership with Merrill, Wisconsin-based AGRA Industries should speed up adoption of Carbon Clean’s CaptureX technology in the biofuel industry. Photo via CarbonClean.com

Houston co. enters new carbon capture collaboration focused on biofuels industry

cleaning up

Carbon Clean, a carbon capture company whose North American headquarters is in Houston, has forged a deal with a contractor to build modular carbon capture containers for the agricultural sector.

The company, based in the United Kingdom, says its tentative partnership with Merrill, Wisconsin-based AGRA Industries should speed up adoption of Carbon Clean’s CaptureX technology in the biofuel industry.

Carbon Clean’s technology has been installed at 49 sites around the world. Eighty percent of the sites have prefabricated modular carbon-capture containers, reducing construction and installation time.

The partnership will enable customers to capture CO2 released during the biofuel fermentation stage, enabling the production of fuels with lower carbon-intensity ratings. This will improve the ability of biofuel producers to claim federal tax credits, Carbon Clean says.

“Carbon Clean’s collaboration with AGRA Industries is a win-win for biofuel producers. Customers will benefit from the expertise of a leading agricultural engineering specialist and our modularized, innovative carbon capture technology that is cost-effective and simple to install,” Aniruddha Sharma, chair and CEO of Carbon Clean, says in a news release.

Carbon Clean’s customers include companies in the cement, steel, refinery, and energy-to-waste sectors.

Among the investors in Carbon Clean, founded in 2019, are Chevron, Samsung Ventures, Saudi Aramco Energy Ventures, and WAVE Equity Partners. To date, the company has raised $260 million in funding, according to data platform Tracxn.

This year’s CERAWeek occurred during an inflexion point in the U.S.’s conversation around decarbonization. Photo by Natalie Harms/InnovationMap

Clean energy founder shares key takeaways from CERAWeek 2024

guest column

Earlier this month, thousands converged on Houston for one of the world’s largest energy conferences – CERAWeek 2024. For five days global leaders, CEOs, oil and gas experts, and the industry’s top stakeholders gathered to provide insight, and discuss solutions, to some of the biggest questions on the future of energy.

Just this week, on the heels of the conference, it was hugely encouraging to see the U.S. Department of Energy (DOE) announce up to $6 billion for 33 projects across more than 20 states to decarbonize energy-intensive industries and reduce industrial greenhouse gas emissions. The announcement underscored the vitally important, and yet largely untapped role that industrial carbon capture must play in reaching the U.S.’s overall decarbonization goals. This must include significant point-source technology onsite at hard-to-abate industrial emitters like cement, metals and chemicals. The DOE announcement makes that priority clear, with the focus of the two largest grants for cement decarbonization projects going to carbon capture, each up to $500 million.

This was one of the major takeaways at this year’s CERAWeek: despite the success of the IRA, if we are to achieve the rapid scaling required to tackle emissions coming from hard-to-abate sectors, and now is the time to move rapidly into deployment, beginning with carbon capture demonstrations at industrial sites. Through our work with Chevron on the development of a carbon capture pilot for our CycloneCC technology on a gas turbine in San Joaquin Valley, California, we are proud to be doing exactly that.

While Carbon Clean has been active in the U.S. for several years, we chose to unveil our new Houston headquarters during last year’s CERAWeek, selecting the energy capital of the world for our U.S. home. With this increased focus on industrial decarbonization, the opportunities for carbon capture deployment in the U.S. – and more specifically Greater Houston – have significantly expanded. Since first opening the U.S. headquarters in Houston last year, we have grown our headcount by two-thirds and seen U.S. inquiries for our modular, point-source carbon capture solutions skyrocket by a further 59% (and this is after the initial leap in interest following the IRA’s passage).

Still, while a lot has been accomplished over the past year, we recognize that a lot more needs to be done to meet the country’s net zero targets, particularly in the space of industrial decarbonization. This was another takeaway at this year’s CERAWeek, a recognition that many industrial leaders have adopted ambitious net-zero goals but have no plans for implementation.

In conversations with many of this year’s conference attendees, one thing became abundantly clear: yes, the IRA was a breakthrough moment that provided key incentives for companies to enter the carbon capture space and develop the kinds of decarbonization technology that will reduce emissions. However, that only gets us half of the way there: we need to foster a market for the demand of clean industrial production, using the IRA as the vehicle to create that supply. Through the allocation of credits and increased pricing power, we can generate more demand from industrial emitters to embrace the kinds of technology that will enable them to reach net-zero.

Another critical next step: when it comes to adopting local industrial carbon capture projects, accelerate permitting by letting the states decide for themselves. The EPA’s recent decision to grant Louisiana the power to approve carbon capture projects could open the door to a wave of new project applications and additional states seeking the same authority.

If you want an example of a local economy poised to greatly benefit from expanded access to industrial carbon capture, look no further than Houston. With its energy expertise and local resources, Greater Houston is uniquely positioned to take full advantage of carbon capture’s promise, which will not only reduce the region’s emissions but grow jobs.

A recent study by the EFI Foundation, supported by Carbon Clean, identified Houston as an ideal location for a new coordinated regional approach to industrial carbon capture hubs. Previously, most studies on deployment focused on decarbonizing large emitters - the EFI report is focused on small-to-midsize emitters, as they account for 25 percent of America’s industrial emissions but are often overlooked given the cost and space barriers that have historically been barriers to the mass adoption of industrial carbon capture units.

Today, there are 311 facilities in the Houston cluster that fit the bill, representing 36.6 million metric tons of capturable CO2 emissions per year. Given that the region employs nearly a third of the nation’s jobs in oil and gas extraction alone, allowing multiple local emitters access to shared CO2 transport and storage would create a scalable solution at a lower cost. The business community should embrace the findings of this report, unlocking a key tool in combating local emissions, while also sustaining Houston’s workforce.

This year’s CERAWeek occurred during an inflexion point in the U.S.’s conversation around decarbonization. While a lot of progress is underway, it is imperative that energy leaders and the business community fully leverage industrial carbon capture technology if they are serious about reducing emissions at the source. Failure to do so recalls the aphorism by Benjamin Franklin: "Failing to plan is planning to fail.”

———

Aniruddha Sharma is the co-founder and CEO of Carbon Clean.

Carbon Clean has secured a prominent global recognition. Photo via CarbonClean.com

Carbon capture co. with Houston presence receives prestigious sustainability recognition

climatetech heroes

A United Kingdom-headquartered carbon capture business with a growing presence in Houston has received a distinguishing honor that recognizes climatetech leaders.

Carbon Clean, which has expanded to the United States by way of Houston, has received the Sustainable Markets Initiative 2023 Terra Carta Seal. The distinguishment recognizes global companies that are helping to create a nature-positive future for the climate. This is part of the Sustainable Markets Initiative’s larger mandate to help provide a framework to accelerate the transition to a sustainable future by placing the planet and people first.

“The Sustainable Markets Initiative’s Terra Carta Seal recognises those companies which are taking great strides in delivering real-world outcomes," Jennifer Jordan-Saifi, CEO of Sustainable Markets Initiative, says in the release. "As we stand on the eve of COP28, public, private sector, and philanthropic actors will come together at the inaugural Business and Philanthropy Climate Forum to bridge the gap between ambition and action. It isexamples exemplified by the 2023 Terra Carta Seal winners that are helping to inspire and lead the way.”

The Terra Carta Seal was launched in 2021 during COP26 by His Majesty King Charles III when he was the Prince of Wales. An international panel of experts from the environmental, business, political and philanthropic worlds chose 17 global companies for the honor.

“We are honored to be recognized by the Sustainable Markets Initiative for our contribution to the global transition to net zero, “ says Aniruddha Sharma, chair and CEO of Carbon Clean, in a news release. “Carbon Clean’s mission is simple: to deliver cost-effective, space-saving, modular carbon capture technology, enabling hard-to-abate industries to decarbonise at scale.”

Carbon Clean aims to revolutionize industrial carbon capture with its CycloneCC, which solves large barriers to widespread adoption of industrial carbon capture: cost and space.The technology of CycloneCC will be key in the company’s goal to achieve net zero by 2050.

Carbon Clean develops carbon capture technology for customers such as cement producers, steelmakers, refineries, and waste-to-energy plants. The company bills its offering as the “world’s smallest industrial carbon capture technology.” CycloneCC can reduce the cost of carbon capture by as much as 50 percent with a footprint that’s 50 percent smaller than traditional carbon capture units, according to Carbon Clean. The UK company established its Houston location this year.

Last month, CycloneCC was selected by ADNOC for a carbon capture project at Fertiglobe’s plant located in the Ruways Industrial Complex, Abu Dhabi. The project is the first deployment of a 10 tonnes per day CycloneCC industrial unit.

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40+ climatetech startups join Greentown, including a dozen from Houston

green team

More than 40 climatetech startups joined the Greentown Labs Houston community in the second half of 2025. Twelve hail from the Bayou City.

The companies are among a group of nearly 70 that joined the climatetech incubator, which is co-located in Houston and Boston, in Q3 and Q4.

The new companies that have joined the Houston incubator specialize in a variety of clean energy applications, from green hydrogen-producing water-splitting cycles to drones that service wind turbines.

The local startups that joined Greentown Houston include:

  • Houston-based Wise Energie, which delivers turnkey microgrids that blend vertical-axis wind, solar PV, and battery storage into a single, silent system.
  • The Woodlands-based Resollant, which is developing compact, zero-emissions hydrogen and carbon reactors to provide low-cost, scalable clean hydrogen and high-purity carbon for the energy and manufacturing sectors.
  • Houston-based ClarityCastle, which designs and manufactures modular, soundproof work pods that replace traditional drywall construction with reusable, low-waste alternatives made from recycled materials.
  • Houston-based WattSto Energy, which manufactures vanadium redox flow batteries to deliver long-duration storage for both grid-scale projects and off-grid microgrids.
  • Houston-based AMPeers, which delivers advanced, high-temperature superconductors in the U.S. at a fraction of traditional costs.
  • Houston-based Biosimo, which is developing bio-based platform chemicals, pioneering sustainable chemistry for a healthier planet and economy.
  • Houston-based Ententia, which offers purpose-built, generative AI for industry.
  • Houston-based GeoKiln Energy Innovation, which is developing a new way to produce clean hydrogen by accelerating natural geologic reactions in iron-rich rock formations using precision electrical heating.
  • Houston-based Timbergrove, which builds AI and IoT solutions that connect and optimize assets—boosting visibility, safety, and efficiency.
  • Houston-based dataVediK, which combines energy-domain expertise with advanced machine learning and intelligent automation to empower organizations to achieve operational excellence and accelerate their sustainability goals.
  • Houston-based Resonant Thermal Systems, which uses a resonant energy-transfer (RET) system to extract critical minerals from industrial and natural brines without using membranes or grid electricity.
  • Houston-based Torres Orbital Mining (TOM),which develops autonomous excavation systems for extreme environments on Earth and the moon, enabling safe, data-driven resource recovery and laying the groundwork for sustainable off-world industry.

Other startups from around the world joined the Houston incubator in the same time period, including:

More than 100 startups joined Greentown this year, according to an end-of-year reflection shared by Greentown CEO Georgina Campbell Flatter.

Flatter joined Greentown in the top leadership role in February 2025. She succeeded former CEO and president Kevin Knobloch, who stepped down in July 2024.

"I moved back to the United States in March 2025 after six years overseas—2,000 miles, three children, and one very patient husband later. Over these months, I’ve had the chance to hear from the entrepreneurs, industry leaders, investors, and partners who make this community thrive. What I’ve experienced has left me brimming with urgent optimism for the future we’re building together," she said in the release.

According to Flatter, Greentown alumni raised more than $2 billion this year and created more than 3,000 jobs.

"Greentown startups and ecosystem leaders—from Boston, Houston, and beyond—are showing that we can move further and faster together. That we don’t have to choose between more energy or lower emissions, or between increasing sustainability and boosting profit. I call this the power of 'and,'" Flatter added. "We’re working for energy and climate, innovation and scale, legacy industry and startups, prosperity for people and planet. The 'and' is where possibility expands."

NRG makes latest partnership to grow virtual power plant

VPP partners

Houston-based NRG Energy recently announced a new long-term partnership with San Francisco-based Sunrun that aims to meet Texas’ surging energy demands and accelerate the adoption of home battery storage in Texas. The partnership also aligns with NRG’s goal of developing a 1-gigawatt virtual power plant by connecting thousands of decentralized energy sources by 2035.

Through the partnership, the companies will offer Texas residents home energy solutions that pair Sunrun’s solar-plus-storage systems with optimized rate plans and smart battery programming through Reliant, NRG’s retail electricity provider. As new customers enroll, their stored energy can be aggregated and dispatched to the ERCOT grid, according to a news release.

Additionally, Sunrun and NRG will work to create customer plans that aggregate and dispatch distributed power and provide electricity to Texas’ grid during peak periods.

“Texas is growing fast, and our electricity supply must keep pace,” Brad Bentley, executive vice president and president of NRG Consumer, said in the release. “By teaming up with Sunrun, we’re unlocking a new source of dispatchable, flexible energy while giving customers the opportunity to unlock value from their homes and contribute to a more resilient grid

Participating Reliant customers will be paid for sharing their stored solar energy through the partnership. Sunrun will be compensated for aggregating the stored capacity.

“This partnership demonstrates the scale and strength of Sunrun’s storage and solar distributed power plant assets,” Sunrun CEO Mary Powell added in the release. “We are delivering critical energy infrastructure that gives Texas families affordable, resilient power and builds a reliable, flexible power plant for the grid.”

In December, Reliant also teamed up with San Francisco tech company GoodLeap to bolster residential battery participation and accelerate the growth of NRG’s virtual power plant network in Texas.

In 2024, NRG partnered with California-based Renew Home to distribute hundreds of thousands of VPP-enabled smart thermostats by 2035 to help households manage and lower their energy costs. At the time, the company reported that its 1-gigawatt VPP would be able to provide energy to 200,000 homes during peak demand.