Brightstone Capital - Venture Capital Portfolio of Minnesota Based Businesses

Venture Capital for Minnesota Businesses

Our Portfolio

    Brightstone Capital currently manages three venture capital
    partnership funds with total committed capital of over $80
    million.

Active Brightstone Capital Managed Fund Investments include:

	Apptec Laboratory Services, Inc. Mendota Heights, Minnesota & Philadephia, Pennsylvania www.apptecls.com
	Apptec provides highly specialized contract laboratory testing and manufacture of biopharmaceuticals, chemicals and medical devices. The Company services close to 800 clients worldwide, primarily large biopharmaceutical and biotech companies doing pre-clinical early stage research on new products. AppTec Laboratory Services, Inc. was acquired by Shanghai, China-based WuXi PharmaTech (NYSE: WX) in January of 2008.

	August Technology, Inc. Bloomington, Minnesota www.augusttechnology.com
	August Technology Corporation is a leading manufacturer of automated visual inspection solutions for the microelectronics industry. The company's systems are used by nearly every major microelectronics manufacturer in the world to improve product quality, manufacturing productivity, device yields and time-to-market. August Technology, Inc. was acquired by NJ-based Rudolph Technologies, Inc. (Nasdaq: RTEC) in February of 2005.

	CHF Solutions, Inc. Brooklyn Park, Minnesota www.chfsolutions.com
	CHF Solutions, Inc. has developed a proprietary pump / filter medical device that will reduce the level of excess fluids retained in the lungs and around the heart causing 3.1 million hospitalizations each year. CHF's device has received FDA clearance and is currently being marketed and sold to hospitals across the country.

	Definity Health Corporation Minneapolis, Minnesota www.definityhealth.com
	Definity Health Corporation offers a defined contribution, self-directed health benefit plan to large corporations for the management of their employee's health benefits. Definity has been one of the pioneers in this rapidly growing segment of the sizeable health care industry. Definity Health, Inc. was acquired by Minneapolis-based United Health Group (NYSE: UNH) in December of 2004

	Disc Dynamics, Inc. Eden Prairie, Minnesota
	Disc Dynamics, Inc. has developed an orthopedic prosthetic intervertebral nucleus disc device which is surgically implanted in the spine to treat degenerative disc disease. The company has focused on a less invasive surgery technique to implant it's device.

	Gentra Systems, Inc. Plymouth, Minnesota www.gentra.com
	Gentra Systems, Inc. has developed a patented technology to purify nucleic acid and has further developed large-scale production equipment used to refine pure DNA or RNA from various bodily fluids. Gentra Systems, Inc. was acquired by Netherlands-based Qiagen N.V. (Nasdaq: QGEN) in May of 2005.

	MathStar, Inc. Minneapolis, Minnesota www.mathstar.com
	MathStar was formed to commercialize a new semiconductor design methodology which can potentially produce very high speed, fixed function Integrated Chips with dramatically faster time to market and lower development costs compared to traditional design methodologies. Mathstar, Inc. was declared effective for its initial public offering in October of 2005 and currently trades under the Nasdaq symbol MATH

	Raymedica, Inc. Bloomington, Minnesota www.raymedica.com
	Raymedica, Inc. has developed a patented system to replace a failed human spinal disc nucleus with a PDN ^® - prosthetic disc nucleus made of a hydrogel material. The prosthetic disc nucleus is implanted in the center of a spinal disc and provides support for the bones of the spine while allowing more normal flexibility and movement than would a full spinal fusion.

	TestQuest, Inc. Chaska, Minnesota www.testquest.com
	TestQuest, Inc. designs, markets and supports a software system that interfaces with a variety of electronic devices to automatically test the reliability and quality of the embedded systems within the device. TestQuest has a sizeable installed base with leading companies in a wide variety of end markets ranging from cell phones and PDA's to interactive TV boxes and storage servers.

Our Portfolio

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