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Members of Silicon Pastures have invested in the following companies:

BioSystem logo

BioSystem Development combines disposable cartridges, modular robotic liquid handling and highly intuitive control software to increase the speed and precision of high throughput testing.

PercipEnz logo

Percipenz streamlines clinical and translational research operations by providing an integrated platform for key operational functions.

Clearent logo

Clearent is bringing new technology to the payments processing industry by transitioning from mainframe processing to commodity hardware-based processing.

Neoclone logo

Neoclone produces custom monoclonal antibodies using a patented process licensed from WARF. The Neoclone process was initially commercialized with investment from Wisconsin Investment Partners. This method has since been proven to perform much faster than competing technologies and is achieving rapid sales growth with a broad base of commercial clients.

AquaSensors logo

AquaSensors produces sensors systems for many different municipal and industrial water applications. The DataStick product brings a new level of modularity to sensor networks by digitizing the signal right at the senor fitting, while maintaining a cost advantage by using precalibrated, inexpensive sensor heads.

Lucigen logo

Lucigen has a portfolio of enzymes and lab products available in its standard catalog for cloning and microbiology applications. Specific enzymes mined from extremophiles are being tested for use in Ethanol production.

Buyseasons logo

BUYSEASONS, Inc. is the largest supplier of costumes on the internet. In 2004, one out of every four costumes purchased online was purchased from BuyCostumes.com, a subsidiary of BUYSEASONS, Inc. Liberty Media Corporation acquired BUYSEASONS, Inc. in the third quarter of 2006.

Emageon logo

Ultravisual develops X-ray medical imaging software and systems. Ultravisual merged with Emageon, a medical firm based in Alabama. The combined entity had an IPO in 2005 (NASDAQ: EMAG) and maintains offices in Birmingham, AL and Madison, WI.


Imago logo

Imago’s LEAP® is a product that allows scientists to view samples at the submolecular level. So far sales have been made to the metals, advanced materials, and data storage industries.


Neurognostics logo

Neurognostics is the leader in developing clinical applications for functional MR Imaging. The Company standardizes and simplifies the implementation of fMRI technology to facilitate its use in the clinical environment. Using the results from a decade of research, Neurognostics is making fMRI a leading neuro-imaging tool.


NPoint logo

nPoint designs, builds, and sells nanopositioners – devices that allow manipulations in the position of a sample to infinitesimally small degrees. Some applications of nPoint’s products are in the microscopy, metrology, and lithography industries.


Virent logo

Virent Energy Systems produces hydrogen from sugar or renewable biomass. Current systems generate up to 5kW from a dual fuel hydrogen/natural gas generator.  Future systems may scale to much higher energies.



Prodesse specializes in the development, manufacture, and distribution of molecular diagnostic tests for the detection of infectious disease agents.  Their proprietary assays are able to detect simultaneously the specific agents in patient samples, resulting in more rapid and accurate detection.