Venture-Backed Startups

Caravel engineers proteins into scalable industrial "protein machines" for applications including critical minerals recovery, carbon capture, and industrial processes. The company develops a protein engineering platform aimed at reducing the time and cost of scaling proteins for industrial use.

4 investors

Caravela Seguros is a Portuguese insurance provider offering policies for health, home, auto, travel, business (multi-risk), and workplace accidents to individuals and companies. It provides a customer portal (MyCaravela) for managing policies, coverage, claims, and documents online.

1 investor

Caravel Autism Health provides diagnostic evaluation and clinic-based ABA (applied behavior analysis) therapy for children with autism and their families, with personalized therapy plans and a proprietary PathTap outcomes platform that tracks progress. It operates 70+ centers across nine U.S. states and accepts most insurance providers.

1 investor

Caravelo is a travel-tech company offering subscription and membership solutions—including trip subscriptions, last-minute passes, and club memberships—for the travel industry. Its modular white-label platform integrates with clients' existing systems to help airlines and travel providers grow recurring revenue and market share.

2 investors

CARAVITA designs and manufactures high-end parasols, including customizable models via an online configurator and award-winning products such as the radio-motor Big Ben parasol. It targets a range of customers seeking versatile shading solutions.

1 investor

A women's+ digital company providing integrated mental, reproductive, and physical healthcare

5 investors

Caraway Therapeutics was a preclinical biopharmaceutical company developing small-molecule therapies modulating lysosomal function to treat neurodegenerative and rare diseases. Acquired by Merck in 2023.

3 investors

Caraway makes non-toxic kitchenware, including ceramic-coated cookware free of PFAS and other harmful materials, sold direct to consumers. Its products are independently tested by third-party accredited laboratories for substances such as PFAS and heavy metals.

2 investors

Carba converts waste biomass into stable biocarbon using proprietary modular thermal reactors, for use in industrial materials, permanent carbon removal, and pollution management. The biocarbon can be buried in landfills to lock in carbon and filter out toxic substances such as PFAS, lead, and mercury.

2 investors

Carbar offers an all-inclusive car subscription service that bundles the variable costs of car ownership into a single weekly payment, with the ability to start, stop, or swap vehicles on two weeks' notice. It provides both conventional and electric vehicle subscriptions to consumers in Australia.

1 investor

Carbase operates in factoring and used car sales business in Japan. The company combines automotive retail with financial services for the automotive industry.

5 investors

Carbic manufactures ultrasonic sensors that attach to pipes to measure fluid flow and detect anomalies in high-throughput systems; the company processes the sensor data using physics models and machine learning to help oil and gas operators, water utilities, and other industrial customers monitor operations, reduce spills, and prevent theft.

1 investor

Carbice manufactures aligned carbon nanotube-based thermal management products for aerospace, defense, and industrial power applications. The company operates the world's largest vertically aligned carbon nanotube production facility, located in Atlanta, Georgia, with additional operations in France and California.

4 investors

CarbiCrete develops a manufacturing technology that produces cement-free concrete by replacing cement with steel slag and permanently embedding captured CO2 into the material. It licenses this process to masonry and hardscape plants producing products such as CMUs and pavers, and targets designers and builders seeking to lower the embodied carbon of construction projects.

5 investors

A trust center platform that helps businesses of all sizes accelerate sales cycles and demonstrate security compliance to customers. It automates the process of responding to customer security and compliance inquiries.

4 investors

Provides AI-driven, physics-based analytics for transportation infrastructure, monitoring road conditions, CO2 emissions, asset health, and vehicle performance in real time for fleets, public agencies, and insurers.

1 investor

Carbitex develops flexible carbon fiber composite materials (branded OMNIFLEX, MONOFLEX, and GEARFLEX) that add dynamic and asymmetrical performance characteristics to products. The company currently focuses on the performance footwear market, partnering with brands such as adidas, Scott, DC, and Burton on development, manufacturing, and marketing.

2 investors

Carbix develops mineral carbonation reactors that capture CO2 from industrial point-source emissions and direct air capture to produce low-carbon and carbon-negative cements, concrete aggregates, and high-purity carbonates. It targets high-emitting industries such as cement, steel, chemicals, and glass, and also uses emission streams from waste-to-energy, geothermal, desalination, and natural gas plants.

1 investor

Carbly is a mobile and desktop platform for licensed automotive dealers to source vehicles from auction run lists and marketplaces, appraise them using book values and market data, price against local retail comps, and monitor inventory turn and aging. Its tools include Lot Sense, Turn Optimizer, Live Local Market, Market Tracker, a VIN scanner, and a browser extension, integrating data from providers such as Black Book, Manheim Market Report, CARFAX, and Kelley Blue Book.

1 investor

carbmee provides the Environmental Intelligence System (EIS™), a platform that embeds real-time carbon and environmental data into a company's core business systems for emissions reporting and reduction. It serves enterprises aiming to lower cost, risk, and carbon emissions at scale.

3 investors

Carbo Culture develops carbon removal technology leveraging natural processes combined with advanced engineering to remove carbon dioxide from the atmosphere at scale. The company operates as a project developer focused on climate mitigation solutions for global carbon removal markets.

3 investors

Carbo Energy builds hybrid non-aqueous redox flow batteries for grid-scale energy storage, designed to complement renewable energy sources with a 40-year lifespan, zero fire risk, and degradation of 0.2% annually. The company serves utilities, datacenters, mining operations, and renewable energy farms across multiple markets including energy trading, backup power, and off-grid operations.

1 investor

CarboPledger provides digital recordkeeping software for supply chain compliance, specifically for organizations managing certified inputs and tracking claims under ISCC (International Sustainability and Carbon Certification) standards. The platform reduces audit failure risk and operational overhead in global supply chains.

1 investor

CarboMat produces carbon fibers and battery anode materials from low-value industrial by-products such as bitumen by-products, using a proprietary process aimed at lower production cost and carbon footprint. It serves the composites and battery industries with applications in mobility, defense, aerospace, and energy, and also offers lab services for materials testing and fiber development in North America.

2 investors