Sand Hill Angels

Sand Hill Angels is a collective of over 60 experienced Silicon Valley technology professionals that has been active since 2000. This group focuses on investing in early-stage and growth-stage technology startups across various sectors, including clean technology, Internet startups, information sciences, and life sciences. Their expertise encompasses areas such as semiconductors, enterprise software, storage, communications, medical devices, diagnostics, and bioinformatics. Sand Hill Angels typically invests between $300,000 and $500,000 in companies with pre-money valuations under $5 million, participating in seed or Series A rounds as well as later-stage bridge investments. The group's collaborative approach extends to working with venture capital funds and other angel organizations, contributing significantly to the Bay Area's technology startup ecosystem.

Harper Cheng

Angel Investor

Jinpei Li

Investor

Ming Lin

Investor

Manthi Nguyen

Investor

Naeem Raza

Investor

Laura Swan

Member, Class Manager and Accredited Angel Investor

Attila Takacs

Investor

Owen Wu

Angel Investor

Past deals in Electronics

Aligned Carbon

Convertible Note in 2022
Aligned Carbon Inc. is a manufacturer of carbon nanotubes (CNTs) specifically designed for the integrated circuit industry. Founded in 2018 and based in Santa Clara, California, the company is the first to offer semiconductor-pure, aligned CNTs on industry-standard wafers at a manufacturing scale. These CNTs are aligned in arrays that cover full semiconductor substrates and can be purified to serve either semiconducting or metallic functions. Aligned Carbon's technology allows semiconductor foundries to move beyond traditional silicon, leading to significant enhancements in processing speed, energy efficiency, and capabilities in signal processing and sensing. The company's CNTs are also utilized as transistor materials in displays and thin film transistors, providing clients with innovative solutions for advanced computing applications.

Eridan

Series B in 2021
Eridan is a Norway-based company headquartered in Aust-Agder that specializes in advanced radio frequency communication equipment. The company is developing a digital sampling radio designed for 4G, 5G, and future cellular networks. Its innovative transceiver architecture generates all sub-6GHz cellular signals at full transmit power, significantly reducing the need for traditional linear power amplifiers. This fully digital approach to wireless signal generation is energy-efficient, consuming 5-10 times less power while transmitting the same amount of data. Eridan's technology is capable of operating at any cellular frequency and supports fast data rates across various signal types, enabling customers to achieve single radio capabilities or combine multiple radios to enhance bandwidth and power efficiency.

mmTron

Convertible Note in 2021
MmTron provides RF products with supply chain oversight, packaging, and product testing. MmTron is headquartered in California, USA.

Movellus

Convertible Note in 2021
Movellus develops process portable and ultra-low power analog IPs. Its roducts include PLLs, DLLs, and LDOs, that are optimized per design.

Epic Games

Venture Round in 2021
Epic Games, Inc. is an American video game and software company founded in 1991 and based in Cary, North Carolina. The company is known for creating and developing immersive games for various platforms, including PCs, consoles, mobile devices, and virtual reality systems. In addition to its game development efforts, Epic Games offers its proprietary game engine technology to other developers, facilitating the creation of high-fidelity interactive experiences. The company also operates a game store that empowers developers to publish quality games and 3D content, thereby fostering a vibrant community of creators and gamers alike. Previously known as Epic MegaGames, Inc., the company rebranded to its current name in March 1999.

Tivic Health

Convertible Note in 2021
Tivic Health is a bioelectronic therapeutics company that specializes in developing non-invasive medical devices aimed at enhancing healthcare through neuroscience. The company focuses on creating consumer-friendly products that activate the body's natural healing mechanisms, offering an alternative to traditional pharmaceutical treatments. Its flagship product, ClearUP Sinus Pain Relief, is a patented handheld device designed to provide temporary relief from sinus pain and congestion associated with nasal allergies and sinus infections. The device employs ultra-low current electrical waves and has been clinically validated for its efficacy. Tivic Health received FDA clearance for ClearUP in January 2019, with the product set to be shipped starting in September 2019.

Lambs

Convertible Note in 2021
Lambs is a company that specializes in designing and developing protective apparel aimed at shielding individuals from wireless radiation. The brand is particularly known for its high-tech boxers that protect male reproductive health by minimizing exposure to cellphone and Wi-Fi radiation. Utilizing advanced material science and performance fabrics, Lambs creates a variety of clothing items, including undergarments, t-shirts, socks, and face masks, all focused on providing both comfort and protection against harmful radiation. The company's innovative approach reflects its commitment to combining style with functionality in everyday wear.

Eridan

Convertible Note in 2020
Eridan is a Norway-based company headquartered in Aust-Agder that specializes in advanced radio frequency communication equipment. The company is developing a digital sampling radio designed for 4G, 5G, and future cellular networks. Its innovative transceiver architecture generates all sub-6GHz cellular signals at full transmit power, significantly reducing the need for traditional linear power amplifiers. This fully digital approach to wireless signal generation is energy-efficient, consuming 5-10 times less power while transmitting the same amount of data. Eridan's technology is capable of operating at any cellular frequency and supports fast data rates across various signal types, enabling customers to achieve single radio capabilities or combine multiple radios to enhance bandwidth and power efficiency.

Molekule

Series C in 2020
Molekule Inc. specializes in the development, manufacturing, and sale of advanced air purification devices designed to combat indoor air pollution. The company offers a range of products, including air purifiers for large and small rooms, as well as a model specifically for medical use. Utilizing its proprietary technology, Photo Electrochemical Oxidation (PECO), Molekule's devices operate at the molecular level to effectively destroy various pollutants, such as viruses, volatile organic compounds (VOCs), bacteria, and allergens. This innovative approach employs free radicals to break down harmful particles that are significantly smaller than those addressed by traditional HEPA filters. Molekule's products are available for purchase online, and the company serves customers primarily in the United States and Canada. Founded in 2014 and headquartered in San Francisco, California, Molekule has also established a research facility in Florida.

Imprint Energy

Series B in 2020
Imprint Energy, Inc. develops and commercializes innovative zinc-based rechargeable battery technology aimed at enhancing portable power solutions. The company offers ZincPoly batteries, which address the limitations of traditional zinc batteries and enable the production of rechargeable options. These batteries are designed for a variety of small portable electronics, including mobile accessories, compact wireless devices, wearables, and medical equipment. Founded in 2010 and based in Alameda, California, Imprint Energy focuses on providing flexible, high-energy-density batteries that deliver lithium-like performance at lower costs, while also prioritizing safety and scalability through a unique print-based manufacturing process. This breakthrough technology positions Imprint Energy to meet the evolving energy needs of contemporary and future electronic devices.

Matrix Industries

Convertible Note in 2020
Matrix Industries, Inc. is a company based in Menlo Park, California, founded in 2011, that specializes in manufacturing thermoelectric products designed for energy harvesting. Its flagship product, the MATRIX PowerWatch, is a smartwatch that utilizes body heat to function without the need for charging, while also tracking calories burned, activity levels, and sleep patterns. In addition to smartwatches, the company offers a beverage chiller known as Juno and provides various kits and components, including energy harvesting boost converters and thermoelectric energy harvesters. Matrix Industries distributes its products through a network of distributors, focusing on innovative solutions to enhance battery life and energy efficiency.

Nanomed

Series A in 2020
Nanomed is a provider of graphene biosensor products used in life science research, drug discovery, and diagnostics, and health-monitoring. They provide fast and affordable tools for small molecule drug discovery. They have developed a breakthrough electrical assay based on proprietary Field Effect Biosensing (FEB) technology that detects molecular interactions. This technology employs a unique graphene biosensor to enable label-free, highly sensitive binding studies of small molecules to proteins. With a wide dynamic range, small sample requirements, and minimal signal contributions from common solvents and detergents, their technology complements existing technology and accelerates small molecule drug discovery. As the world’s leading mass-manufacturer of next-generation graphene biosensors, their mission is to transform the healthcare industry with innovative new products that accelerate cutting-edge life science and drug discovery research. It was founded in 2013 and is based in San Diego, California.

Tivic Health

Convertible Note in 2020
Tivic Health is a bioelectronic therapeutics company that specializes in developing non-invasive medical devices aimed at enhancing healthcare through neuroscience. The company focuses on creating consumer-friendly products that activate the body's natural healing mechanisms, offering an alternative to traditional pharmaceutical treatments. Its flagship product, ClearUP Sinus Pain Relief, is a patented handheld device designed to provide temporary relief from sinus pain and congestion associated with nasal allergies and sinus infections. The device employs ultra-low current electrical waves and has been clinically validated for its efficacy. Tivic Health received FDA clearance for ClearUP in January 2019, with the product set to be shipped starting in September 2019.

Tivic Health

Seed Round in 2019
Tivic Health is a bioelectronic therapeutics company that specializes in developing non-invasive medical devices aimed at enhancing healthcare through neuroscience. The company focuses on creating consumer-friendly products that activate the body's natural healing mechanisms, offering an alternative to traditional pharmaceutical treatments. Its flagship product, ClearUP Sinus Pain Relief, is a patented handheld device designed to provide temporary relief from sinus pain and congestion associated with nasal allergies and sinus infections. The device employs ultra-low current electrical waves and has been clinically validated for its efficacy. Tivic Health received FDA clearance for ClearUP in January 2019, with the product set to be shipped starting in September 2019.

Movellus

Series A in 2019
Movellus develops process portable and ultra-low power analog IPs. Its roducts include PLLs, DLLs, and LDOs, that are optimized per design.

Eridan

Venture Round in 2019
Eridan is a Norway-based company headquartered in Aust-Agder that specializes in advanced radio frequency communication equipment. The company is developing a digital sampling radio designed for 4G, 5G, and future cellular networks. Its innovative transceiver architecture generates all sub-6GHz cellular signals at full transmit power, significantly reducing the need for traditional linear power amplifiers. This fully digital approach to wireless signal generation is energy-efficient, consuming 5-10 times less power while transmitting the same amount of data. Eridan's technology is capable of operating at any cellular frequency and supports fast data rates across various signal types, enabling customers to achieve single radio capabilities or combine multiple radios to enhance bandwidth and power efficiency.

Nanomed

Series A in 2019
Nanomed is a provider of graphene biosensor products used in life science research, drug discovery, and diagnostics, and health-monitoring. They provide fast and affordable tools for small molecule drug discovery. They have developed a breakthrough electrical assay based on proprietary Field Effect Biosensing (FEB) technology that detects molecular interactions. This technology employs a unique graphene biosensor to enable label-free, highly sensitive binding studies of small molecules to proteins. With a wide dynamic range, small sample requirements, and minimal signal contributions from common solvents and detergents, their technology complements existing technology and accelerates small molecule drug discovery. As the world’s leading mass-manufacturer of next-generation graphene biosensors, their mission is to transform the healthcare industry with innovative new products that accelerate cutting-edge life science and drug discovery research. It was founded in 2013 and is based in San Diego, California.

JUUL

Venture Round in 2018
JUUL is an electronics company based in San Francisco that focuses on providing alternatives for adult smokers through its nicotine vaporizer products. Founded with the mission to eliminate combustible cigarettes, JUUL aims to offer a viable solution for the approximately one billion smokers worldwide. The company's offerings include a range of vapes and various free-base nicotine flavors derived from natural oils and extracts, designed to deliver a satisfying smoking experience while reducing the harmful effects associated with traditional tobacco use. JUUL has reported that hundreds of thousands of smokers have successfully transitioned to its products, with plans to support millions more in making the switch in the future.

Movellus

Convertible Note in 2018
Movellus develops process portable and ultra-low power analog IPs. Its roducts include PLLs, DLLs, and LDOs, that are optimized per design.

Tivic Health

Seed Round in 2018
Tivic Health is a bioelectronic therapeutics company that specializes in developing non-invasive medical devices aimed at enhancing healthcare through neuroscience. The company focuses on creating consumer-friendly products that activate the body's natural healing mechanisms, offering an alternative to traditional pharmaceutical treatments. Its flagship product, ClearUP Sinus Pain Relief, is a patented handheld device designed to provide temporary relief from sinus pain and congestion associated with nasal allergies and sinus infections. The device employs ultra-low current electrical waves and has been clinically validated for its efficacy. Tivic Health received FDA clearance for ClearUP in January 2019, with the product set to be shipped starting in September 2019.

BotFactory

Convertible Note in 2018
BotFactory sells desktop enterprise 3D printing solutions using inkjet nanotechnology, computer vision, and artificial intelligence to fabricate complete electronic boards in a few hours, greatly accelerating our customers' time to market. Applications are diverse, including flexible electronics, e-textiles, drone tech, IoT, distributed manufacturing, and professional R&D services.

JUUL

Convertible Note in 2017
JUUL is an electronics company based in San Francisco that focuses on providing alternatives for adult smokers through its nicotine vaporizer products. Founded with the mission to eliminate combustible cigarettes, JUUL aims to offer a viable solution for the approximately one billion smokers worldwide. The company's offerings include a range of vapes and various free-base nicotine flavors derived from natural oils and extracts, designed to deliver a satisfying smoking experience while reducing the harmful effects associated with traditional tobacco use. JUUL has reported that hundreds of thousands of smokers have successfully transitioned to its products, with plans to support millions more in making the switch in the future.

Tivic Health

Angel Round in 2017
Tivic Health is a bioelectronic therapeutics company that specializes in developing non-invasive medical devices aimed at enhancing healthcare through neuroscience. The company focuses on creating consumer-friendly products that activate the body's natural healing mechanisms, offering an alternative to traditional pharmaceutical treatments. Its flagship product, ClearUP Sinus Pain Relief, is a patented handheld device designed to provide temporary relief from sinus pain and congestion associated with nasal allergies and sinus infections. The device employs ultra-low current electrical waves and has been clinically validated for its efficacy. Tivic Health received FDA clearance for ClearUP in January 2019, with the product set to be shipped starting in September 2019.

SVXR

Venture Round in 2017
SVXR, Inc. develops advanced semiconductor inspection tools focused on inline product monitoring, defect detection, and metrology applications. Based in San Jose, California, the company offers high-resolution automated X-ray inspection systems that employ transmissive inspection technology to enhance the semiconductor packaging process. Founded in 2013, SVXR specializes in solutions for advanced packaging, including system-in-package, 2.5/3D IC, and power electronics. Its innovative products utilize artificial intelligence and machine learning to provide automated, fast inline inspection, enabling manufacturers to gather critical data on production line health. This technology aims to improve manufacturing outcomes by transforming line data into actionable insights.

Movellus

Convertible Note in 2017
Movellus develops process portable and ultra-low power analog IPs. Its roducts include PLLs, DLLs, and LDOs, that are optimized per design.

BotFactory

Venture Round in 2016
BotFactory sells desktop enterprise 3D printing solutions using inkjet nanotechnology, computer vision, and artificial intelligence to fabricate complete electronic boards in a few hours, greatly accelerating our customers' time to market. Applications are diverse, including flexible electronics, e-textiles, drone tech, IoT, distributed manufacturing, and professional R&D services.

BotFactory

Venture Round in 2016
BotFactory sells desktop enterprise 3D printing solutions using inkjet nanotechnology, computer vision, and artificial intelligence to fabricate complete electronic boards in a few hours, greatly accelerating our customers' time to market. Applications are diverse, including flexible electronics, e-textiles, drone tech, IoT, distributed manufacturing, and professional R&D services.

Matrix Industries

Venture Round in 2016
Matrix Industries, Inc. is a company based in Menlo Park, California, founded in 2011, that specializes in manufacturing thermoelectric products designed for energy harvesting. Its flagship product, the MATRIX PowerWatch, is a smartwatch that utilizes body heat to function without the need for charging, while also tracking calories burned, activity levels, and sleep patterns. In addition to smartwatches, the company offers a beverage chiller known as Juno and provides various kits and components, including energy harvesting boost converters and thermoelectric energy harvesters. Matrix Industries distributes its products through a network of distributors, focusing on innovative solutions to enhance battery life and energy efficiency.

Nanomed

Series A in 2015
Nanomed is a provider of graphene biosensor products used in life science research, drug discovery, and diagnostics, and health-monitoring. They provide fast and affordable tools for small molecule drug discovery. They have developed a breakthrough electrical assay based on proprietary Field Effect Biosensing (FEB) technology that detects molecular interactions. This technology employs a unique graphene biosensor to enable label-free, highly sensitive binding studies of small molecules to proteins. With a wide dynamic range, small sample requirements, and minimal signal contributions from common solvents and detergents, their technology complements existing technology and accelerates small molecule drug discovery. As the world’s leading mass-manufacturer of next-generation graphene biosensors, their mission is to transform the healthcare industry with innovative new products that accelerate cutting-edge life science and drug discovery research. It was founded in 2013 and is based in San Diego, California.

PAX Labs

Series C in 2015
PAX Labs, Inc. is a manufacturer of premium vaporizers and accessories designed for loose-leaf and concentrates. The company's product lineup includes the PAX 3, PAX 2, and PAX Era, along with various accessories and a mobile application that enhances user experience. PAX Labs aims to simplify cannabis consumption by providing products that emphasize quality, transparency, and predictability. The company distributes its products through a network of retailers and distributors across the United States and internationally, as well as through its online platform. Founded in 2004 and headquartered in San Francisco, California, PAX Labs has established itself as an industry leader through innovation and thoughtful product design.

Nanomed

Venture Round in 2015
Nanomed is a provider of graphene biosensor products used in life science research, drug discovery, and diagnostics, and health-monitoring. They provide fast and affordable tools for small molecule drug discovery. They have developed a breakthrough electrical assay based on proprietary Field Effect Biosensing (FEB) technology that detects molecular interactions. This technology employs a unique graphene biosensor to enable label-free, highly sensitive binding studies of small molecules to proteins. With a wide dynamic range, small sample requirements, and minimal signal contributions from common solvents and detergents, their technology complements existing technology and accelerates small molecule drug discovery. As the world’s leading mass-manufacturer of next-generation graphene biosensors, their mission is to transform the healthcare industry with innovative new products that accelerate cutting-edge life science and drug discovery research. It was founded in 2013 and is based in San Diego, California.

e-Chromic Technologies

Seed Round in 2014
e-Chromic Technologies specializes in reflective electrochromic thin film technology designed for retrofitting existing windows in both commercial and residential buildings. This innovative thin film changes from transparent to diffuse reflective when activated, effectively controlling light and solar heat transmission. Unlike other smart window solutions that require complete replacement of windows, e-Chromic's product can be installed from inside, making it a cost-effective alternative. According to energy models from the Department of Energy, this film is 43% more efficient than traditional absorptive technologies and is priced at less than half the cost of competing smart window options. The product can significantly reduce air conditioning expenses and associated carbon dioxide emissions by approximately 35%. It operates wirelessly and offers user-controlled settings, allowing for maximum natural light when switched off and preventing around 90% of solar heating when fully reflective. Future developments are expected to introduce an additional mode that will maintain transparency while rejecting infrared heat.

Nanotech Biomachines

Venture Round in 2014
Nanotech Biomachines specializes in the development of advanced sensor technology aimed at transforming therapeutic discovery and development processes. By utilizing modern electronic materials and straightforward membrane preparations, the company achieves high sensitivity and specificity in its measurements. Its innovative approach employs naive biology to enable real-time, mass-independent, cell-free, and label-free detection of interactions with integral membrane proteins (IMPs). This technology offers a direct electronic output and utilizes native IMPs within fluid membranes, providing essential tools for clients engaged in the discovery and development of 21st-century medicines.

VenJuvo

Venture Round in 2008
VenJuvo specializes in consumer electronics trade-in services, which means they can offer you the greatest value for your pre-owned MP3 Player or Video Game Console. The 3 step process involves first receiving your online quote online, then sending the item in, and lastly receiving a gift card that can go toward the purchase of the item that you want.
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