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Open Job Opportunities @ MCJ Portfolio Companies

MCJ
92
companies
557
Jobs
Showing 92 companies
Energy
Sustainability
51 - 200 employees
Series B

AIR COMPANY is a carbon technology leader focused on decarbonizing the planet through innovative solutions that convert CO2 into sustainable products. Their AIRMADE™ System transforms carbon dioxide into carbon-negative chemicals and fuels, including sustainable aviation fuel, spirits, and beauty products. Founded in 2019, the company aims to address climate change by providing scalable, modular technology that can be applied across various industries. With a mission to reduce greenhouse gas emissions, AIR COMPANY is positioned to make a significant impact on global CO2 levels, demonstrating the feasibility of carbon utilization at scale.

Energy
Sustainability
Seed

AirLoom Energy uses the strength of the wind to propel wings down a lightweight track. The company's geometry produces the same amount of energy as conventional turbines at a fraction of the cost. The company offers low-cost utility-scale wind energy.

Data and Analytics
DeepTech
Hardware
Software
Sustainability
201 - 1000 employees
Series C+

AMP is an AI technology company that modernizes recycling infrastructure through smart sortation solutions. The company focuses on maximizing resource recovery while minimizing labor costs for waste management operations. With numerous deployments globally, AMP aims to transform the economics of recycling by providing AI-powered automation that allows real-time material characterization and configuration, achieving over 90% recovery without human intervention. Their flagship product, AMP ONE™, is the first zero-manual-sortation MRF, capable of processing 15–100k+ tons per year, and is designed to be operational within 9 months. With hundreds of systems installed across three continents, AMP is positioned as a leader in the recycling industry, addressing challenges such as labor shortages and increasing demand for high-quality recycled materials.

Arcadia
Arcadia
9 jobs
Data and Analytics
Energy
Software
Sustainability
201 - 1000 employees
Series C+

Arcadia is a climate crisis-fighting technology company founded in 2014 and born out of a simple idea—everyone deserves access to clean energy. Arcadia breaks the fossil fuel monopoly by creating unprecedented access to energy data and renewable energy sources through its technology platform, Arc, and its community solar program. Arc fuels the renewable energy revolution by democratizing access to energy data from 125 utilities nationwide, covering more than 80% of US electric utility accounts. Arcadia also manages the nation’s leading community solar program, helping to tackle energy injustice while spurring economic growth with more than five Terawatt-hours of residential and commercial energy demand.

11 - 50 employees
Seed

Arch is building the System of Intelligence for the sales, design, and financing of home electrification.

Artyc
Artyc
2 jobs
Biotechnology
DeepTech
Health
Transportation
11 - 50 employees
Seed

At Artyc, we are transforming cold chain logistics by providing reliable, reusable shipping solutions that prioritize temperature control and sustainability. Our innovative products, such as the Medstow Micro and Terrastow 25L, are designed to ensure the integrity of sensitive cargo, including pharmaceuticals and biologics, while minimizing environmental impact. With features like customizable temperature settings, real-time tracking, and a commitment to reducing waste, we are positioned as leaders in the cold shipping industry, catering to a diverse range of clients who value both performance and sustainability.

Energy
11 - 50 employees

Avalanche Energy is a Seattle-based start-up focused on developing compact fusion machines that provide clean, energy-dense power generation. Their innovative approach allows for rapid development and testing of fusion reactors, making them suitable for various applications, including remote and mobile power needs. With a commitment to sustainability, Avalanche aims to revolutionize energy production by making fusion technology accessible and efficient, positioning themselves as a leader in the emerging fusion market.

51 - 200 employees

Base Power Company is a modern power provider focused on delivering reliable and affordable energy solutions through distributed battery storage. Their innovative model allows homeowners to access backup power without the high upfront costs typically associated with traditional systems. By leveraging grid stability operations, Base customers benefit from lower energy bills while ensuring protection against outages. The company operates primarily in Texas, offering a unique service that integrates seamlessly with existing solar systems, enhancing energy efficiency and providing competitive buyback rates for solar overproduction. With a commitment to sustainability and customer satisfaction, Base Power Company positions itself as a leader in the evolving energy landscape.

BasiGo
BasiGo
5 jobs
Transportation
51 - 200 employees

BasiGo is an e-mobility start-up looking to revolutionize the public transportation sector by providing public transport bus owners with a cost-effective electric alternative to diesel.The company offers electric buses for public transportation in Kenya and Rwanda, operating on a pay-as-you-go model. his model includes maintenance and battery charging, making it easier for bus operators to transition to electric vehicles.

BlocPower
BlocPower
2 jobs
Construction
Energy
Real Estate
Sustainability
51 - 200 employees

BlocPower is an energy technology startup that develops healthier, greener, and smarter buildings. It leverages advanced technologies, innovative electrification equipment, and structured finance to provide green heating and cooling to urban buildings. The company also connects government agencies, utilities, building owners, and smart equipment providers to identify unhealthy, energy-wasting buildings to retrofit. Its proprietary machine learning platform then determines which retrofits will produce the most energy savings at scale and uses the cloud and IoT to gather data and remotely monitor energy consumption. Since its founding, BlocPower has completed energy projects in nearly 1,000 buildings and delivered results ahead of schedule and under budget. It utilizes its proprietary software for analysis, leasing, project management, and monitoring of urban clean energy projects, and its customers are saving 20–40% on their energy bills each year. The company is backed by top investors, including Kapor Capital, Andreessen Horowitz, the American Family Insurance Institute for Corporate and Social Impact, AccelR8, the Goldman Sachs Urban Investment Group, Elemental Excelerator, CityRock Venture Partners, the Schmidt Family Foundation, and Salesforce Ventures. Donnel Baird and Morris Cox co-founded the company in Brooklyn, New York in 2014.

Energy
Transportation
201 - 1000 employees
Series A

Bolt.Earth is India’s largest EV charging network, founded in 2017, with over 36,000 charging points across 1,600 cities. The company operates a peer-to-peer, distributed charging network catering to 2, 3, and 4-wheeler electric vehicles (EVs), providing both standard and fast charging solutions. Bolt.Earth's innovative approach includes a mobile app that allows users to generate passive income from their charging points, enhancing accessibility and convenience for EV owners. With a strong focus on sustainability and smart technology, Bolt.Earth is positioned as a leader in the rapidly growing EV infrastructure market in India, serving over 201,000 active users and dispensing significant energy to support the transition to electric mobility.

Finance
Lending and Investments
1 - 10 employees
Seed

Carbon Collective is a climate-focused online investment advisor that enables individuals and employers to invest in sustainable stock and bond portfolios aimed at solving climate change. Their business model revolves around offering diversified, low-fee investment options that align with environmental values, including sustainable 401(k) plans and individual investment accounts. By focusing on companies that contribute to climate solutions, Carbon Collective differentiates itself in the market as a leader in sustainable investing, targeting the $5 trillion climate investment gap. They provide a unique Climate Index that tracks companies building solutions to climate change, ensuring that investors can support environmentally responsible businesses while potentially achieving competitive returns.