John Glushik
Venture Partner @ Intersouth Partners
Indianapolis, United States
John Glushik is a Series A investor at Intersouth Partners in Indianapolis focused on Renewable Energy and Energy. John joined Intersouth in September 1999 and focuses primarily on the technology portfolio. Since joining Intersouth, he has managed the full-cycle venture investment process from deal origination to successful exit, serving as a diligent and respected board member and advisor to management.John has a background in engineering and consultingwithin the telecommunications and aerospace industries. His previous experience includes management consulting at Booz-Allen & Hamilton, telecommunications satellite engineering at General Electric and data communications research as a Draper Fellow at the Massachusetts Institute of Technology.
- Total investments:
- 15
- Last investment:
- Lead investor:
- 47%
Last updated:
For AI agents: llms.txt
Industries John Glushik invests in
Stages John Glushik invests in
Countries John Glushik invests in
Investment Focus
Industry
- Renewable Energy 3 (20%)
- Energy 2 (13%)
- CleanTech 2 (13%)
- Manufacturing 2 (13%)
- Artificial Intelligence 2 (13%)
Stage
- Series A 7 (47%)
- Series B 3 (20%)
- Funding Round 2 (13%)
- Seed 1 (7%)
- Series C 1 (7%)
Country
- United States 5 (33%)
- United Kingdom 3 (20%)
- Luxembourg 1 (7%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
R3 Robotics
|
Circu Li-ion is a European battery upcycling startup. Our vision is to fight the climate crisis by maximising the lifecycle of each Lithium-ion cell.In 2021, we have embarked on our journey to enable a circular lifecycle to batteries in three steps: the dismantling of batteries, the diagnostic of cells and the reassembly based on reusedcomponents - automated and at scale .We provide our technology to leading players in the space of micromobility, q-commerce & delivery, hardware manufacturing and recycling. Our Machine-as-a-Service solution offers a possibility to give their used batteries a second life through upcycling instead of recycling - saving money and the planet. | $16.5M / Series A / Feb 05, 2026 | |
Puraffinity
|
Puraffinity specialises in the design and development of precision materials, and has developed a sustainable novel adsorbent capable of removing highly challenging pollutants from contaminated water and wastewater. The technology utilises advanced supramolecular chemistry methods to functionalise sustainable materials designed to bind targetchemicals. The company is at the forefront of developing solutions for overcoming imminent water quality challenges, whilst sustainable and positive environmental impact lies at the heart of the company’s ethos. | $13.9M / Series A / Sep 05, 2023 | |
Circulor
|
Circulor uses blockchain and AI to cut the cost of traceability and due diligence in raw materials supply chains. Its pioneer customers include car manufacturers, EV battery manufacturers, commodity traders, and miners who collectively want to pioneer more effective approaches to responsible sourcing.Circulor was founded in 2017 and isheadquartered in London, England. | $25.2M / Series B / Jun 23, 2022 | |
Valerann
|
Valerann empowers road network operators and creates certainty through enhanced use of data - to save lives, reduce congestion, decrease emissions and to support Connected and Autonomous Vehicles (CAVs). We transform the overwhelming, disparate data created by road infrastructure, ITS assets and drivers into meaningful, easily understood insights -unlocked by our Intelligent Traffic Management solutions. | $17M / Series A / Feb 22, 2022 | |
Biosynthetic Technologies
|
Biosynthetic Technologies manufactures bio-based synthetic molecules that are made from organic fatty acids found in plant oils. These highly-functional biosynthetic oils have numerous uses in the lubricant, chemical, and cosmetics industries, often outperforming their petroleum counterparts in similar applications. In addition to theirhigh-performance properties, these renewable oils are biodegradable and nontoxic. Finally, BT holds a broad portfolio of issued and pending patents protecting these novel biosynthetic oils.It was founded in 2006 and headquartered in Irvine, California. | $7.5M / Series A / Feb 02, 2022 | |
Titan Advanced Energy Solutions
|
Titan Advanced Energy Solutions (Titan) develops advanced battery management systems for lithium-ion batteries (LiB).Their patented ultrasound technology provides over 99% SoH/SoC accuracy over the life of the battery. The benefits of this dramatically improved accuracy are significant: at least 20% increase in charge capacity and 125%increase in battery life. The technology also provides unprecedented safety monitoring and control, real-time cell level monitoring and balancing. Suitable for automotive, ESS and consumer markets, Titan’s ultrasound ionView™ technology is priced comparably to traditional solutions, while adding significant benefits to manufacturers, integrators, producers and consumers. | $33M / Series B / Nov 16, 2021 | |
|
Puraffinity
|
Puraffinity specialises in the design and development of precision materials, and has developed a sustainable novel adsorbent capable of removing highly challenging pollutants from contaminated water and wastewater. The technology utilises advanced supramolecular chemistry methods to functionalise sustainable materials designed to bind targetchemicals. The company is at the forefront of developing solutions for overcoming imminent water quality challenges, whilst sustainable and positive environmental impact lies at the heart of the company’s ethos. | $3.6M / Seed / Jul 31, 2019 | |
Baebies
|
Baebies was founded in 2014 by Richard West and Vamsee Pamula, following the successful development of digital microfluidics technology, the development and launch of multiple products, and the eventual sale of Advanced Liquid Logic to Illumina, Inc. Baebies has now licensed its core technology, acquired product and manufacturing assets, and builtseasoned management and technical teams to pursue opportunities in newborn screening and near-patient diagnostic testing. Baebies newborn screening platform, SEEKER, is FDA authorized and CE marked. The FINDER and FINDER 1.5 platforms are CE marked and the FINDER 1.5 SARS-CoV-2 test received emergency use notification from the FDA. Baebies’ digital microfluidics technology is a recipient of multiple awards, including the coveted Disruptive Technology Award from AACC in their ‘search for the next innovative testing solution that will transform patient careBaebies' mission is to save lives and make lives better by bringing new technologies, new tests, and new hope to newborns, patients, and healthcare professionals worldwide. | $13M / Jul 28, 2015 | |
|
Baebies
|
Baebies was founded in 2014 by Richard West and Vamsee Pamula, following the successful development of digital microfluidics technology, the development and launch of multiple products, and the eventual sale of Advanced Liquid Logic to Illumina, Inc. Baebies has now licensed its core technology, acquired product and manufacturing assets, and builtseasoned management and technical teams to pursue opportunities in newborn screening and near-patient diagnostic testing. Baebies newborn screening platform, SEEKER, is FDA authorized and CE marked. The FINDER and FINDER 1.5 platforms are CE marked and the FINDER 1.5 SARS-CoV-2 test received emergency use notification from the FDA. Baebies’ digital microfluidics technology is a recipient of multiple awards, including the coveted Disruptive Technology Award from AACC in their ‘search for the next innovative testing solution that will transform patient careBaebies' mission is to save lives and make lives better by bringing new technologies, new tests, and new hope to newborns, patients, and healthcare professionals worldwide. | $13M / Series A / Jun 17, 2015 | |
Semprius
|
Semprius is developing low cost, high performance concentrator photovoltaic (CPV) modules to make solar power generation economically viable in sunny, dry climates. The company’s unique micro-transfer printing technology enables CPV modules with high performance, high reliability and low cost with scalability to high-volume production.Semprius is also licensing its micro-transfer printing technology for non-solar applications to enable a wide variety of new products requiring large-area, thin, lightweight form factors. Applications include flat- panel displays, flexible electronics, large-area sensors, RF devices and other applications requiring heterogeneous integration of high-performance semiconductors.Semprius, Inc. was founded in 2005 and is based in Durham, North Carolina. | $7.5M / Jan 28, 2012 | |
| See all 15 investments → | |||
Co-Investors
About Intersouth Partners
Intersouth Partners is one of the most active and experienced venture funds in the Southeast, having invested in more than 100 private companies over the last three decades. Founded in 1985, Intersouth manages $780 million in seven venture capital limited partnerships, making it the largest venture capital fund in North Carolina and one of thelargest in the Southeast.
Intersouth Partners Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Dennis Dougherty
Founder & Managing General Partner
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John Glushik
Venture Partner
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Kay Burgess
CFO
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Mitch Mumma
Managing General Partner
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Phil Tracy
Venture Partner
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FAQ
What does John Glushik invest in?
John Glushik invests primarily in Renewable Energy, Energy and CleanTech startups, most often at Series A and Series B stage. Most of the 15 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did John Glushik last invest?
The most recent investment recorded for John Glushik closed in Feb 2026. Shizune tracks 15 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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