Cambium Capital Partners II

Etherwhere is a provider of low-power, multi-GNSS IoT chips designed to enhance GPS performance in terms of sensitivity and power consumption. The company's flagship product, the EW6180, features an analog front-end silicon chip combined with a digital baseband, allowing it to operate in both stand-alone and eCloud modes. This flexibility enables device designers to tailor the chip's parameters to specific operating use cases, ensuring optimal performance while minimizing power usage. Etherwhere's innovative approach caters to the growing demand for efficient GPS solutions in various applications.

Black Semiconductor is a pioneering manufacturer of semiconductor microchips that specializes in integrating photonic circuits with traditional silicon technology. The company has developed a unique approach that merges electronics and photonics using graphene, enabling unprecedented chip-to-chip communication at high data transfer rates and reduced energy consumption. By harnessing the optical properties of graphene, Black Semiconductor's technology facilitates seamless conversion of electrical signals to light, significantly enhancing bandwidth and reducing latency in data transfer. This innovation allows for longer-distance, high-speed connectivity, replacing traditional copper with optical waveguides to ensure efficient data movement. The company's photonic circuits are designed for compatibility with existing semiconductor manufacturing processes, allowing for easy integration into current chip production lines. In 2025, Black Semiconductor expanded its operations with the construction of a new fabrication facility in Aachen, Germany, which will support scalable pilot production of advanced 300mm wafer technology.

Elve is a manufacturer specializing in high-efficiency millimeter-wave and near-terahertz power amplifiers, aimed at enhancing wireless connectivity. The company develops advanced technologies that facilitate fiber-like wireless internet links through the production of its amplifiers. By integrating agile manufacturing techniques into its vacuum electronic devices, Elve delivers innovative solutions that support widespread connectivity, improving online experiences for users and businesses alike.

Falcomm is a fabless integrated circuit design startup focused on developing energy-efficient power amplifiers and front-end module products for the 5G mmWave market. The company addresses the significant challenges of transmitter power and efficiency in 5G communication, where traditional power amplifiers (PAs) often fall short, typically achieving maximum efficiencies of 40% and capped at a theoretical limit of 78.5%. Falcomm's innovative Dual-Drive PA technology surpasses these limitations, achieving drain efficiencies that are 20% higher than existing state-of-the-art amplifiers. This patented technology not only enhances efficiency but also meets the new 5G NR modulation testing standards, allowing for high data rates with reduced thermal management costs. As a result, Falcomm's technology is poised to benefit various sectors, including base station, cellphone, and radar manufacturers, streamlining their system requirements and contributing to more efficient wireless communication solutions.

Exostellar is a company that specializes in cloud resource management and optimization, helping enterprises reduce their cloud computing expenses. Founded in 2018 and based in Ithaca, New York, Exostellar leverages exclusive patent-pending technologies developed at Cornell University, integrating artificial intelligence and machine learning to enhance its offerings. Its platform includes tools like X-Spot, which dynamically relocates containers between spot and regular instances, and X-Consolidate, which efficiently manages container workloads by consolidating them during low demand and expanding them when necessary. By combining application containers with virtual machines, Exostellar provides a portable architecture that supports live migration of stateful workloads, ultimately improving reliability and performance while driving cost efficiency in cloud computing.

Numem, formerly known as NVMEngines, specializes in advanced memory products utilizing MRAM and ReRAM technologies. The company combines extensive expertise in memory design with automation software tools to deliver innovative solutions that prioritize power efficiency, area, performance, and robustness. Numem's patented technology offers significant advantages over traditional storage options, including eFlash and embedded SRAM, particularly in terms of performance, power consumption, and cost. Their product lineup includes secure storage solutions and software tools that are particularly beneficial for system-on-chip (SoC) applications across various sectors, such as the Internet of Things (IoT), wearables, artificial intelligence, security systems, autonomous vehicles, and data centers. By integrating non-volatile and persistent memory, Numem ensures that data is retained without power, thus enhancing system efficiency and reducing time to market for customers.

3D Glass Solutions, Inc. specializes in manufacturing glass-based system-in-package (SiP) electronic packaging devices and components. The company offers a range of services, including design consultation and prototyping, catering to integrated circuit manufacturers, photonic component suppliers, and defense contractors. Utilizing its patented APEX® Glass technology, 3D Glass Solutions provides complete glass-enabled systems integration, enabling clients to consolidate multiple components onto a single platform while reducing overall manufacturing costs. The firm also develops photo-definable components such as bandpass filters, gain antennas, and discrete LC components, employing low-loss photosensitive technology to deliver industry-specific radio frequency devices. Established in 2006, 3D Glass Solutions is headquartered in Albuquerque, New Mexico.

Rapid Silicon is an AI-enabled company specializing in field-programmable gate arrays (FPGAs) and silicon-based FPGA system-on-chips. The firm focuses on delivering domain-specific FPGAs tailored for various applications, including telecommunications, autonomous driving, and data processing. By leveraging a combination of open-source methodologies and proprietary AI technology, Rapid Silicon aims to streamline the design-to-silicon process, enhancing efficiency and performance. Their solutions cater to the needs of diverse industries, providing innovative tools for advanced driver assistance systems and other cutting-edge applications.

Exostellar is a company that specializes in cloud resource management and optimization, helping enterprises reduce their cloud computing expenses. Founded in 2018 and based in Ithaca, New York, Exostellar leverages exclusive patent-pending technologies developed at Cornell University, integrating artificial intelligence and machine learning to enhance its offerings. Its platform includes tools like X-Spot, which dynamically relocates containers between spot and regular instances, and X-Consolidate, which efficiently manages container workloads by consolidating them during low demand and expanding them when necessary. By combining application containers with virtual machines, Exostellar provides a portable architecture that supports live migration of stateful workloads, ultimately improving reliability and performance while driving cost efficiency in cloud computing.

Black Semiconductor is a pioneering manufacturer of semiconductor microchips that specializes in integrating photonic circuits with traditional silicon technology. The company has developed a unique approach that merges electronics and photonics using graphene, enabling unprecedented chip-to-chip communication at high data transfer rates and reduced energy consumption. By harnessing the optical properties of graphene, Black Semiconductor's technology facilitates seamless conversion of electrical signals to light, significantly enhancing bandwidth and reducing latency in data transfer. This innovation allows for longer-distance, high-speed connectivity, replacing traditional copper with optical waveguides to ensure efficient data movement. The company's photonic circuits are designed for compatibility with existing semiconductor manufacturing processes, allowing for easy integration into current chip production lines. In 2025, Black Semiconductor expanded its operations with the construction of a new fabrication facility in Aachen, Germany, which will support scalable pilot production of advanced 300mm wafer technology.

Rapid Silicon is an AI-enabled company specializing in field-programmable gate arrays (FPGAs) and silicon-based FPGA system-on-chips. The firm focuses on delivering domain-specific FPGAs tailored for various applications, including telecommunications, autonomous driving, and data processing. By leveraging a combination of open-source methodologies and proprietary AI technology, Rapid Silicon aims to streamline the design-to-silicon process, enhancing efficiency and performance. Their solutions cater to the needs of diverse industries, providing innovative tools for advanced driver assistance systems and other cutting-edge applications.

IonQ, Inc. is a technology company that specializes in the development of general-purpose quantum information computers utilizing a trapped ion approach. Founded in 2015 and based in College Park, Maryland, IonQ focuses on advancing quantum computing capabilities through qubit replication, optical networkability, and optimized algorithms. The company's quantum computers represent a significant shift from classical computing, effectively addressing limitations associated with superposition and entanglement at the atomic level. IonQ provides access to its quantum processors through cloud platforms, offering quantum-computing-as-a-service (QCaaS) to a wide range of customers. Additionally, the company engages in research and development to enhance its quantum technology and supports clients through consulting services aimed at co-developing algorithms for its quantum systems.

SeeQC, Inc. is a developer of digital quantum computing platforms aimed at global businesses, with a focus on creating commercially viable application-specific quantum computing systems. Founded in 2018 and headquartered in Elmsford, New York, the company specializes in the design, testing, and manufacturing of quantum-ready superconductors. It integrates classical and quantum technologies to tackle common challenges in efficiency, stability, and cost associated with quantum computing. SeeQC's offerings include superconducting qubit chips and proprietary Single Flux Quantum (SFQ) technology, enabling high-performance classical co-processors and application-specific integrated circuits (ASICs). The company's approach combines digital readout and control technology with a unique chip-scale architecture to deliver scalable and cost-effective quantum computing solutions suitable for sectors such as machine learning, logistics optimization, quantum chemistry, pharmaceuticals, and fintech. Additionally, SeeQC operates facilities in London, United Kingdom, and Naples, Italy, enhancing its capacity to serve clients across the United States and Europe.

IonQ, Inc. is a technology company that specializes in the development of general-purpose quantum information computers utilizing a trapped ion approach. Founded in 2015 and based in College Park, Maryland, IonQ focuses on advancing quantum computing capabilities through qubit replication, optical networkability, and optimized algorithms. The company's quantum computers represent a significant shift from classical computing, effectively addressing limitations associated with superposition and entanglement at the atomic level. IonQ provides access to its quantum processors through cloud platforms, offering quantum-computing-as-a-service (QCaaS) to a wide range of customers. Additionally, the company engages in research and development to enhance its quantum technology and supports clients through consulting services aimed at co-developing algorithms for its quantum systems.

Groq, Inc. is a technology company specializing in the development of high-performance computing solutions for artificial intelligence, machine learning, and deep learning applications. Based in Mountain View, California, Groq manufactures accelerators and chips featuring its proprietary Tensor Streaming Processor architecture, which delivers up to 250 trillion floating-point operations per second. The company's technology is designed to manage complex computations efficiently, focusing on high performance while minimizing power consumption, making it suitable for large-scale AI deployments. Groq's deterministic single-core streaming architecture allows for predictable performance and compute times, enabling organizations to enhance their workloads in AI and quality-performance computing. Founded in 2016, Groq aims to streamline the qualification and deployment of scalable, high-efficiency systems for its customers.