Michael Sweeney
Angel Investor
Saint Paul, United States
Michael Sweeney is a Series B investor in Saint Paul focused on Health Care and Medical Device. Michael Sweeney
- Total investments:
- 9
- Last investment:
- Lead investor:
- 22%
Last updated:
For AI agents: llms.txt
Industries Michael Sweeney invests in
Stages Michael Sweeney invests in
Countries Michael Sweeney invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
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Investment Focus
Industry
- Health Care 5 (56%)
- Medical Device 4 (44%)
- Medical 3 (33%)
- Biotechnology 2 (22%)
- Manufacturing 2 (22%)
Stage
- Series B 3 (33%)
- Pre-Seed 1 (11%)
- Series C 1 (11%)
- Series D 1 (11%)
- Series E 1 (11%)
Country
- United States 6 (67%)
- United Kingdom 1 (11%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Nusku
|
Nusku makes home heating system using heat pump technology. | $307.1K / Pre-Seed / May 01, 2024 | |
Nanostim
|
Nanostim is an early-stage medical device company working to prevent more than 100,000 annual complications related to pacemakers. Nanostim has assembled a world-class team of experienced medical device engineers to help bring this exciting technology to the marketplace. | May 03, 2013 | |
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Nanostim
|
Nanostim is an early-stage medical device company working to prevent more than 100,000 annual complications related to pacemakers. Nanostim has assembled a world-class team of experienced medical device engineers to help bring this exciting technology to the marketplace. | Oct 23, 2012 | |
Calypso Medical
|
Calypso Medical Technologies is a Seattle-based, privately held medical device company. The Company's proprietary tumor localization system utilizes miniaturized implanted devices (Beacon® electromagnetic transponders) to continuously, accurately and objectively track the location of tumors for improved accuracy and management of radiationtherapy delivery. The technology is designed for body-wide cancers commonly treated with radiation therapy. The products are FDA 510(k) cleared for use in the prostate and post-operative prostatic bed. The Company has strategic relationships with Varian Medical Systems, Siemens Medical Systems, Elekta Corporation, and Philips Medical. | Series E / Nov 02, 2009 | |
Realeve
|
Realeve develops miniaturized neurostimulation devices designed to set a new standard in treating severe headache. It focuses on the development and commercialization of innovative therapies for the treatment of autonomic disorders, particularly severe headache. The company was founded in 2007 and is headquartered in Mountain View, California. | $20M / Series B / May 22, 2009 | |
Microfabrica
|
Microfabrica manufactures micro-devices that enable customers in select high-growth markets to make quantum leaps in functionality, performance, and cost. The advantages of the company’s approach stem from its unique and patented EFAB micro-fabrication technology which can create complex three-dimensional micron-precision metal structures withunprecedented flexibility.Microfabrica is a private company founded in 1999 to commercialize work that began with Defense Advanced Research Projects Agency (DARPA) at the University of Southern California.Located in Van Nuys, California, the company is funded by prominent venture capital, corporate, and private investors including Atherton Venture Partners, Chevron Technology Ventures, Draper Fisher Jurvetson, DynaFund Ventures, Partech International, WK Technology Fund, and Zone Ventures. To learn more about Microfabrica’s investors, please see below. | Series B / Sep 04, 2008 | |
Carbylan Therapeutics
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Carbylan Therapeutics was founded in 2004 with worldwide headquarters currently located in Palo Alto, California. They are a clinical-stage specialty pharmaceutical company focused on the development and commercialization of proprietary combination therapies. Our vision is to deliver best-in-class therapies to large growing markets where there is aclear unmet clinical need. | $20M / Series B / Nov 26, 2007 | |
Paracor Medical
|
Paracor Medical is an innovative medical device company focused on providing unique, technology-driven solutions for the treatment of heart failure. Founded in 1999, Paracor was established to pursue new and innovative ways to treat heart failure (HF) that would not require the patient to undergo open chest surgery. Paracor engineers recognizedthat a mechanical approach to reducing the workload of a failing, diseased heart muscle could be a new and effective solution. | $44M / Series D / Jun 29, 2007 | |
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Paracor Medical
|
Paracor Medical is an innovative medical device company focused on providing unique, technology-driven solutions for the treatment of heart failure. Founded in 1999, Paracor was established to pursue new and innovative ways to treat heart failure (HF) that would not require the patient to undergo open chest surgery. Paracor engineers recognizedthat a mechanical approach to reducing the workload of a failing, diseased heart muscle could be a new and effective solution. | $30.5M / Series C / Jun 15, 2004 |
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FAQ
What does Michael Sweeney invest in?
Michael Sweeney invests primarily in Health Care, Medical Device and Medical startups, most often at Series B and Pre-Seed stage. Most of the 9 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Michael Sweeney?
For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Michael Sweeney last invest?
The most recent investment recorded for Michael Sweeney closed in May 2024. Shizune tracks 9 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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