JJ

Jim J.

Advisor/Investor/Connector

📍 United States🔄 Updated September 2026💼 2 investments📅 4 years investing🗓 Last invested Mar 2023
VC🌍 United States
2
Total investments
1
Early stage
0
Mid stage
0
Late stage
4y
Years active

Portfolio

1 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
CRO/Investor
May 2022
A first ever online social network for cancer patients and survivors worldwide to seek help, share stories, find knowledge and guidance by connecting with fellow patients, caregivers, oncologists, and support groups near and far.
Experience · 4 entries
All (4)
Investments (2)
Board (1)
2023
General Partner
Nov 2023
In a world where the norm is measured in incremental changes, Nexum Ventures dares to seek something different. Our mission isn’t merely to observe or adapt, but to actively seek and secure investment opportunities not usually available to our investors. We continue to amplify our network and go beyond the ordinary, in pursuit of new horizons across multiple asset classes. We are on the hunt for transformative opportunities and innovations that promise to reshape landscapes and redefine industries. We achieve this by direct investment, lead investing, and securing positions alongside the top managers, family offices and investors in the market today. Our unique positioning is the culmination of diverse experiences and collective wisdom. With a seasoned team that has worn the hats of Founders, Technologists, Sales Managers, Content Creators and Advisors, we don’t just speculate about challenges and opportunities, we’ve lived them. We know firsthand the grit, perseverance, and ingenuity required to pivot from promising concept to game-changing product or service. This insight allows us to identify opportunity at its infancy and inflection point. Our commitment goes beyond capital. We offer strategic guidance, a vast network of industry connections, and the expertise to turn visions in reality. Nexum Ventures isn’t just an investor. We’re a partner in disruption.
Board Member
Mar 2023
Prieto developed a proprietary 3D interdigitated lithium-ion battery that delivers transformational performance, such as hyper-fast charging, wide temperature operations and is safe, at a competitive cost. Its battery is customizable to all shapes and sizes for use in electric vehicles, consumer electronics, and commercial equipment. Prieto also patented a unique electroplating manufacturing process that uses non-toxic materials without the need for highly specialized facilities. The company was founded in 2009. Prieto’s lab and headquarters are in Fort Collins, Colorado. Visit prietobattery.com.
2022
CRO/Investor
May 2022
A first ever online social network for cancer patients and survivors worldwide to seek help, share stories, find knowledge and guidance by connecting with fellow patients, caregivers, oncologists, and support groups near and far.
2005
Project Manager
Jul 2005