Dan McCarthy

CEO of One Search, Founder of YWIF Charity, Investor in the Energy Transition, and Chairman of Infrassocs

📍 United States🔄 Updated October 2026💼 3 investments📅 2 years investing🗓 Last invested Jan 2024
VC🌍 United States
3
Total investments
0
Early stage
2
Mid stage
1
Late stage
2y
Years active

Portfolio

3 investments · sorted by recency
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Investor
Jan 2024
At Samphire Neuroscience, were on a mission to transform womens health through brain based innovation. Our vision is simple: to create a world where women have access to medical grade solutions that empower them to take control of their health—without compromising on technology, design, or lifestyle. Building on over 30 years of research and clinical expertise, we’ve developed Nettle, the worlds first brain stimulating headband for the at-home alleviation of PMS and period pain symptoms. Samphire Neuroscience also offers neuroscience-backed cycle tracking via the Samphire app, available on the Apple App Store and Google Play.
Investor
Jan 2024
Proprietary technology for CO2 capture, storage and transport
Investor
Jan 2024
Gazelle Wind Power is pioneering the next generation of floating offshore wind platforms to unlock deep-water wind resources and drive the global energy transition. Our mission is to deliver the lowest levelised cost of energy (LCOE) for floating offshore wind (FLOW) through a lightweight, modular, and rapidly deployable design. Gazelle’s platform is engineered to reduce CAPEX, optimise OPEX, and increase energy generation, making offshore wind more cost-competitive and accelerating the decarbonisation of electricity production. Guided by industry veterans and supported by leading naval engineers, Gazelle is setting the benchmark for Floating Offshore Platforms (FLOW) worldwide.
Experience · 6 entries
All (6)
Investments (3)
Founder (3)
2024
Investor
Jan 2024
At Samphire Neuroscience, were on a mission to transform womens health through brain based innovation. Our vision is simple: to create a world where women have access to medical grade solutions that empower them to take control of their health—without compromising on technology, design, or lifestyle. Building on over 30 years of research and clinical expertise, we’ve developed Nettle, the worlds first brain stimulating headband for the at-home alleviation of PMS and period pain symptoms. Samphire Neuroscience also offers neuroscience-backed cycle tracking via the Samphire app, available on the Apple App Store and Google Play.
Investor
Jan 2024
Proprietary technology for CO2 capture, storage and transport
Investor
Jan 2024
Gazelle Wind Power is pioneering the next generation of floating offshore wind platforms to unlock deep-water wind resources and drive the global energy transition. Our mission is to deliver the lowest levelised cost of energy (LCOE) for floating offshore wind (FLOW) through a lightweight, modular, and rapidly deployable design. Gazelle’s platform is engineered to reduce CAPEX, optimise OPEX, and increase energy generation, making offshore wind more cost-competitive and accelerating the decarbonisation of electricity production. Guided by industry veterans and supported by leading naval engineers, Gazelle is setting the benchmark for Floating Offshore Platforms (FLOW) worldwide.
2022
Founder
Jan 2022
In 20 years of running One Search Group, I have been fortunate enough to have worked with some of the smartest investors and some of the most innovative founders in the world of infrastructure and the energy transition. My focus has always been on identifying top talent and building successful teams for our clients. Top recruiters have a sixth sense for identifying leaders who will be successful, for picking winners, and nothing has given me more satisfaction over the years than partnering with high potential leaders and seeing them get to the very top. McCarthy Ventures is the vehicle through which my family and I are able to back founders who we believe in, enabling them to bring their vision to life and, in some cases at least, to change the world. I hope you enjoy perusing our portfolio of exciting investments – please don’t hesitate to reach out if you would like to know more or, indeed, if you are a founder looking for investment. Dan McCarthy, Founder
2018
Founder and Trustee
Sep 2018
The Young Women Into Finance Scholarship Program is One Search’s own not-for-profit social enterprise, established in 2018 to try and persuade more young women to look at Infrastructure Finance and Investment as a future career path.
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