About the role
In the Project Manager, Carbon Operations role, you will sit at the intersection of science, protocol enablement, and water sector and carbon market engagement. You will ensure that our wastewater alkalinity enhancement projects are rigorously validated, transparently credited, and effectively sold while supporting our wastewater sector initiatives.
You will play a key role driving excellence in measurement, reporting and verification (MRV) strategy and application. You will be responsible for driving the MRV program within CREW, quarterbacking new buyer application processes, and forging partnerships with external verifiers, protocol developers, registries, and carbon credit buyers. You will also help shape CREW’s broader market strategy through engagement with registries, buyers, policymakers, industry coalitions, and grant funding opportunities.
This is an ideal opportunity for a detail-oriented, mission-driven operator who can seamlessly transition from deep technical protocols to external stakeholder engagement across both the climate tech and utility sectors.
This position is a full-time role onsite at our office in Brooklyn, NY.
Responsibilities
MRV & Protocol:
Drive the development and refinement of CDR protocols, managing relationships with key registries, credit buyers, governments, and standards bodies.
Lead end-to-end project validation and verification processes with independent third parties, including data delivery, coordination, and attendance at onsite visits.
Collaborate with our R&D and Lab Ops & Operations teams to ensure MRV methodologies are technically rigorous and aligned with industry requirements, while working with R&D and Lab Ops, Operations and Finance teams to optimize credit delivery.
Water Sector Implementation
Collaborate with internal engineering teams to align carbon removal operations with the day-to-day priorities, constraints, and process optimization goals of municipal wastewater treatment facilities.
Monitor and engage with evolving state, federal, and international policy frameworks relevant to wastewater treatment, greenhouse gas removal, and environmental impact.
Build trusted relationships across the broader water utility ecosystem, registries, standards bodies, and industry coalitions to position CREW’s technology as a win-win for climate and clean water.
Offtake:
Opportunistically support the end-to-end process of applying to CDR buyer programs and carbon marketplaces, managing initial RFI through successful onboarding.
Track offtake pipeline and coordinate reporting and delivery of credits with buyers.
Experience Requirements
5–8+ years of experience in carbon markets, climate tech, environmental engineering, project development, consulting, or related fields.
Experience working with carbon registries, carbon credit buyers, and/or policy stakeholders is strongly preferred.
Strong background in climate science, geochemistry, oceanography, or related fields.
Excellent negotiation and relationship-building skills.
In-depth understanding of global greenhouse gas protocols.
In-depth knowledge about science-based carbon reduction methodologies (SBTi).
Deep understanding of Life Cycle Assessment Methodologies for technology products with respect to carbon footprint.
Ability to thrive in a fast-paced, rapidly changing startup environment where priorities can shift on a monthly basis.
You practice extreme ownership (no task is too small).
You love being in the trenches with your team and working with high empathy.
You have a growth mindset.
About the Company
CREW’s technology and services make wastewater treatment cheaper and more efficient, while permanently sequestering CO₂.
Leveraging advanced chemistry, natural minerals, and AI, we’ve developed and are deploying a category-defining process intensification technology, with decarbonization at its core. We are currently deploying this technology across the US and Europe. In addition, we’ve signed $40M+ in carbon removal offtake agreements with leading corporations looking to meet their climate goals, supercharging geographical CREW’s expansion.
CREW has offices and labs in New Haven, CT and offices in Brooklyn, NY.
CREW Insights
A climate fix that could cut your water bill (The Wall Street Journal)
The Colorado Energy Office awards $2.35M to CREW’s wastewater treatment CDR tech (Carbon Herald)
CREW signed a carbon credit offtake agreement with the Frontier Climate Fund (Reuters)
CREW delivers pioneering wastewater alkalinity enhancement credits (Carbon Herald)
CREW recognized as one of the most promising climate tech startups (Business Insider)
Equal Opportunity Employer
We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, color, religion, national origin, gender, gender identity or expression, sexual orientation, age, marital status, veteran status, disability status, or any other protected characteristic under applicable law.
CREW Carbon turns wastewater facilities into carbon removal hubs by adding precise alkaline minerals to biogenic CO2-rich streams to accelerate enhanced weathering, converting CO2 into stable bicarbonate that is stored when treated water is discharged. Its system is designed to plug into existing plants with minimal capital expenditure and includes an MRV network to quantify CO2 removals. Revenue comes from selling verified carbon removal credits to corporates and governments, including a $32.1 million offtake with Frontier that covers over 71,000 tons by 2030. The company differentiates itself by focusing on the wastewater sector, leveraging Yale-origin geochemistry expertise, modular deployment, and verified credits to enable scalable, near-term carbon removal while providing co-benefits like improved pH management. The goal is to scale to many plants and deliver verifiable, permanent carbon removal at high volumes.
Company Size
11-50
Company Stage
Grant
Total Funding
$30.3M
Headquarters
New Haven, Connecticut
Founded
2022
See people who can refer or advise you
Microsoft buys 23,602 carbon removal units from Crew carbon. Microsoft has signed an offtake agreement with water-tech startup Crew Carbon to purchase up to 23,602 carbon removal units (CRUs) from its wastewater alkalinity enhancement (WAE) technology1. This deal marks a significant step in corporate climate action, highlighting Microsoft's multi-faceted approach to achieving its environmental goals by leveraging innovative technologies to permanently store atmospheric CO2. The initiative underscores the critical role of such partnerships in validating and scaling emerging climate technologies for a sustainable future. Managing your home's energy use is a key part of a sustainable future. Fuse Energy is committed to making energy abundant and easy to manage, helping you take control of your consumption. Click here to switch to Fuse Energy today. Enter your address to get a quote and see how much you could save Microsoft's multi-faceted carbon removal strategy. Microsoft is pursuing an ambitious environmental strategy that involves actively removing carbon from the atmosphere. This commitment extends beyond merely reducing current emissions, aiming to address historical carbon output. The company's approach is grounded in scientific principles and backed by substantial investment to accelerate the development of carbon reduction and removal technologies. The drive towards carbon negative. The drive to become carbon negative reflects a recognition that deep emissions reductions alone are insufficient to address the urgent climate crisis. Microsoft's strategy sets a high benchmark for corporate responsibility, pushing beyond net-zero to actively reverse its environmental impact. This long-term vision requires a portfolio of negative emission technologies. Diverse approaches: engineered and nature-based. Microsoft's strategy embraces a diverse portfolio of carbon removal methods, encompassing both engineered and nature-based solutions. Examples of such approaches include afforestation, reforestation, direct air capture (DAC), and bioenergy with carbon capture and storage (BECCS). The agreement with Crew Carbon exemplifies this commitment to engineered solutions, particularly those that can integrate with existing infrastructure and offer high durability and measurability. Crew carbon and wastewater alkalinity enhancement (WAE). Crew Carbon, a spinout from Yale University, is developing novel carbon removal technologies. Their WAE technology offers a unique method for CO2 storage by integrating directly into existing wastewater treatment facilities. A novel approach to CO2 storage. WAE technology accelerates natural mineral weathering processes to permanently store atmospheric CO2. This innovative method optimises conditions within wastewater treatment systems by adding alkaline minerals, such as calcium carbonate. Dr. Joachim Katchinoff, CEO and co-founder of Crew Carbon, remarked: "This agreement with Microsoft is a major milestone for Crew and further validates our approach to delivering high-quality, durable carbon credits while we optimise wastewater treatment performance." Leveraging existing industrial infrastructure. A key advantage of Crew Carbon's WAE approach is its ability to leverage existing industrial infrastructure, specifically wastewater treatment facilities. This integration avoids the extensive permitting and federal support often required by other carbon removal methods, potentially accelerating deployment and scalability. The technology enhances the efficiency of these facilities, offering co-benefits beyond carbon removal, such as improved biological treatment performance. The science of mineral weathering. Mineral weathering is a natural geological process where minerals in rocks react with atmospheric CO2 and water, permanently storing atmospheric CO2 by optimising conditions with alkaline minerals. WAE technology speeds up this natural reaction by introducing alkaline materials into wastewater. What is mineral weathering? Mineral weathering is a natural process where minerals in rocks react with atmospheric carbon dioxide and water. This reaction forms stable carbonate minerals or bicarbonate ions, effectively removing CO2 from the atmosphere and storing it permanently over very long timescales. WAE accelerates this natural process. The role of carbon offtake agreements. Carbon offtake agreements are instrumental in the development and scaling of nascent climate technologies. These agreements provide crucial financial and market signals that de-risk investments in innovative solutions. Validating emerging climate technologies. By committing to purchase carbon removal units, companies like Microsoft provide early market demand for emerging climate technologies. This demand is vital for attracting investment and enabling startups like Crew Carbon to scale their operations. Philip Goodman, Carbon Removal Portfolio Director at Microsoft, highlighted that the deal "supports the advancement of a novel, wastewater-based approach that is highly durable and measurable." Such agreements demonstrate market interest, boosting a company's credibility and making it more attractive to investors. Ensuring durable and measurable carbon credits. The effectiveness of carbon removal efforts hinges on the durability and measurability of the carbon credits generated. Durability refers to the timeframe over which stored carbon remains out of the atmosphere, with longer durations being more impactful. Measurability, supported by robust Monitoring, Reporting and Verification (MRV) processes, ensures that the removed carbon is accurately quantified and verifiable. Crew Carbon's approach allows for precise tracking of carbon removal, contributing to high-quality carbon credits with high MRV certainty. Scaling decarbonisation efforts. Offtake agreements are a powerful mechanism for accelerating global decarbonisation efforts. By providing a guaranteed revenue stream, they help climate tech companies overcome financial hurdles and expand their capacity. This scaling is essential for deploying carbon removal solutions at the magnitude required to meet global climate goals, complementing emissions reductions and contributing to a carbon-negative future. Implications for corporate sustainability and climate action. Microsoft's engagement with Crew Carbon has broader implications for corporate sustainability, ESG investing, and the global fight against climate change. Setting new benchmarks for ESG investing. Corporate investments in tangible carbon removal technologies are setting new benchmarks for Environmental, Social, and Governance (ESG) investing. Investors are increasingly scrutinising how companies address climate change, looking for concrete actions beyond mere promises. Microsoft's strategy demonstrates a commitment to verifiable carbon removal, which can influence other corporations to adopt more rigorous and impactful sustainability practices. This shift encourages a focus on durable and measurable climate impact, moving beyond traditional carbon offsetting to active carbon removal. The UK's role in global carbon removal. The UK is positioning itself as a leader in carbon removal. Corporate actions by global players like Microsoft can stimulate innovation and investment in this sector, potentially influencing the development and adoption of similar technologies and policies within the UK. Accelerating the path to energy abundance. Microsoft's investments in carbon removal align with the vision of a future where energy is so abundant that its environmental impact is no longer a concern. By actively working towards a carbon-negative future, Microsoft exemplifies the "never settle" approach to climate challenges, seeking innovative solutions beyond conventional methods. This commitment to rebuilding and optimising systems, whether through novel wastewater technology or broader decarbonisation efforts, resonates with the idea of vertically integrating and rebuilding the energy system from scratch for a sustainable future. Fuse Energy, as a residential energy supplier, champions this future of energy abundance, acknowledging that such large-scale corporate initiatives are vital steps towards a world with power to play with. Fuse Energy focuses on residential energy supply and does not offer commercial carbon removal services or direct investment opportunities in climate tech startups like Crew Carbon. Fuse Energy is building a future where energy is abundant and easy to manage. Fuse Energy, LLC offer clear pricing, real-time usage data through its app, and 24/7 human customer support to help you take control of your energy bills. Join Fuse Energy, LLC in building a better energy future. Click here to switch to Fuse Energy today. You can also learn more about its mission to make energy abundant by clicking here. References. Published on 13 Aug 2026 Disclaimer. For the avoidance of doubt, this article is provided for informational purposes only and is not intended to constitute legal or financial advice. The author and/or Fuse Energy shall not be responsible for any losses arising out of any reliance on the information contained herein.
CREW Carbon has raised $25 million in equity and non-dilutive capital in a Series A round led by Burnt Island Ventures. Participants include Builders Vision, AP Ventures, Sony Innovation Fund, Idemitsu Ventures, New York Ventures and Kibo Invest. The company's technology accelerates natural mineral weathering processes in wastewater treatment plants, converting CO2 from sewage breakdown into stable bicarbonate ions. This captures carbon whilst also addressing ocean acidification and nutrient runoff. Hampton Roads Sanitation District is reportedly considering deferring $400 million in planned capital upgrades based on results from CREW's technology. The company plans to use the funding to hire technical experts, expand partnerships with additional treatment plants, and scale its monitoring and verification infrastructure.
Microsoft backs CREW Carbon wastewater removal deal. * Microsoft will purchase up to 23,602 metric tons of durable carbon removal from CREW Carbon. * CREW Carbon's technology integrates with existing wastewater treatment infrastructure and converts atmospheric CO2 into stable bicarbonates. * The agreement expands Microsoft's carbon removal portfolio as it pursues its goal of becoming carbon negative by 2030. Microsoft has signed a long-term carbon removal agreement with CREW Carbon, backing a technology that uses wastewater treatment systems to permanently store atmospheric carbon dioxide. The agreement covers up to 23,602 metric tons of durable carbon removal. CREW Carbon generates the removals through its wastewater alkalinity enhancement technology. The process adjusts water chemistry inside wastewater treatment facilities. This increases the system's ability to absorb atmospheric CO2 and convert it into stable dissolved bicarbonates. CREW Carbon says the technology can also improve wastewater treatment operations. That gives the approach an operational benefit alongside its climate value. For Microsoft, the agreement adds another removal method to a growing portfolio of technologies supporting its carbon strategy. The company aims to become carbon negative by 2030. Wastewater infrastructure becomes a carbon asset. Many emerging carbon removal technologies require purpose-built facilities and significant new infrastructure. CREW Carbon is pursuing a different model. Its system is designed to integrate with wastewater treatment plants that already operate at scale. The technology enhances naturally occurring chemical processes within those facilities. Atmospheric CO2 is converted into dissolved bicarbonates, which can provide durable carbon storage. The approach therefore uses existing water infrastructure as part of the carbon removal process. This could matter for the economics of deployment. Carbon removal projects often face high capital costs during early commercialization. Technologies that can use existing industrial assets may reduce some infrastructure requirements. They may also create additional incentives for plant operators if the systems deliver operational improvements. The Microsoft agreement provides CREW Carbon with a long-term commercial buyer as it works to expand deployment. "The deal with Microsoft "further validates our approach to delivering high-quality, durable carbon credits while we optimize wastewater treatment performance," said Dr. Joachim Katchinoff, CEO and co-founder of CREW Carbon. Long-term contracts support commercialization. Corporate offtake agreements have become an important financing tool for emerging carbon removal companies. They provide developers with future revenue commitments before technologies reach significant commercial scale. That can help projects secure investment, build facilities and demonstrate demand. CREW Carbon previously secured a $32 million offtake agreement facilitated by Frontier in December 2024. The company has said that long-term contracts are critical for financing deployment. They can also help demonstrate the commercial viability of newer carbon removal pathways. Microsoft has become a major buyer across the durable carbon removal market. Its purchasing strategy uses long-term agreements to support technologies that can potentially scale over time. The CREW Carbon agreement broadens that portfolio further by introducing wastewater alkalinity enhancement into the mix. That diversification is increasingly relevant for corporate carbon strategies. No single carbon removal technology has yet demonstrated the scale needed to address projected long-term demand. Buyers are therefore spreading purchases across different methods, durability profiles and infrastructure models. What executives and investors should watch. The agreement highlights the growing connection between carbon markets and existing industrial infrastructure. For wastewater operators, carbon removal could eventually create new revenue opportunities alongside traditional treatment services. However, projects will still depend on rigorous measurement, reporting and verification. Those standards will be critical as buyers assess whether removals are genuinely additional and durable. For investors, the commercial question extends beyond technical performance. Companies must also prove that projects can be financed, deployed repeatedly and verified at reasonable cost. Large corporate buyers can help address part of that challenge. Long-term agreements provide early demand while developers improve technology and reduce costs. They also shift some market risk away from projects during the commercialization phase. Microsoft's latest purchase shows how corporate climate commitments are increasingly influencing infrastructure innovation well beyond the technology sector. If wastewater-based carbon removal can move from early projects into broader deployment, treatment plants could become part of a more distributed carbon removal network. That would add another pathway to a market still searching for technologies capable of delivering durable removals at meaningful scale. Subscribe & Follow for daily ESG insights. Join the Conversation: Follow ESG News on LinkedIn to engage with its global community of 50K+ sustainability leaders and C-suite executives.
CREW Carbon has raised $19 Million in new Series A funding. According to filings with the U.S. Securities and Exchange Commission, CREW Carbon has raised $19 Million in new Series A funding. The federal securities law requires the notice to be filed by companies that have sold securities without registration under the Securities Act of 1933 in an offering made under Rule 504 or 506 of Regulation D or Section 4(a)(5) of the Securities Act. A company must file this notice within 15 days after the first sale of securities in the offering. For this purpose, the date of first sale is the date on which the first investor is irrevocably contractually committed to invest. Each issuer of securities that sells its securities in reliance on an exemption provided in Regulation D or Section 4(a)(5) of the Securities Act of 1933 must file this notice containing the information requested with the U.S. Securities and Exchange Commission (SEC) and with the state(s) requiring it. If more than one issuer has sold its securities in the same transaction, all issuers should be identified in this filing with the SEC. Investors in the company's current round of funding include: Burnt Island Ventures, AP Ventures, Sony Innovation Fund, Builders Vision, Kibo Invest, Idemitsu Ventures, New York Ventures, family office investors, Counteract, ANIMO Ventures, Connecticut Innovations, Ponderosa Ventures, and Echo River Capital About CREW Carbon CREW is a water technology company providing wastewater treatment facilities with a process intensification solution that improves performance, lowers costs, and permanently removes greenhouse gases. By optimizing key environmental conditions such as pH and alkalinity through smart-dosing of strategically-sourced calcium carbonate, CREW delivers better biological treatment, improved settleability, reduced chemical usage, and increased capacity and efficiency. Its data-driven solution integrates seamlessly into operators' existing processes, with measurable results in weeks, to better serve communities.
CREW Carbon has raised $25 million in a Series A round led by Burnt Island Ventures, comprising $19 million in equity and $6 million in non-dilutive funding. The round included participation from AP Ventures, Sony Innovation Fund, Builders Vision and several other investors. The Brooklyn-based water-tech company has developed patented technology that optimises wastewater treatment by improving pollutant removal and reducing chemical reliance, whilst permanently removing carbon dioxide. CREW uses alkaline minerals like calcium carbonate to enhance biological treatment performance whilst capturing CO2 emissions. Since launching commercially in 2024, CREW has deployed at nearly 10 facilities across the US and Europe and secured over $33 million in carbon removal offtake agreements with companies including JP Morgan, Google and Autodesk. The company has captured over 2,000 tonnes of CO2 to date.