Jeffry Weinhuff

Bluestem Capital Co. LLC (Bluestem Capital) is a venture capital firm founded in 1989 by Steve T. Kirby. The firm is headquartered in Sioux Falls, South Dakota.

Neurolens, Inc. is a company that commercializes breakthrough technology to improve vision care. The company's patented contoured prism technology provides visual comfort for the nearly 65% of US adults who complain of headaches, neck/shoulder pain, and eyestrain when using digital devices, reading, or doing detail work. The company is based in Coppell, TX. Inspired by a breakthrough discovery linking optometry and neurology, Neurolens is unlocking a new dimension of vision care. The Neurolens contoured prism design helps the eyes work together comfortably, bringing the eyes into alignment to relieve painful symptoms. The technology is only available to independent eye care providers. The company was founded in 2012 by Davis Corley, and Pierre Bertrand has been the CEO of the company since 2019.

Tigris Ventures LLC (Tigris Ventures) is a venture capital firm founded in 2012. The firm is headquartered in San Diego, California.

True Global Ventures 4 Plus Pte Ltd (True Global Ventures) is a venture capital firm founded in 2010 by Dusan Stojanovic. The firm is headquartered in Singapore.

SynergEyes, Inc. develops, manufactures, and sells contact lenses. It offers hybrid contact lenses that transform vision for patients with astigmatism, presbyopia, and irregular cornea conditions. The company was founded by Jerome Legerton, Ali Dahi, Barry Chen, and Joe Collins in 2001 and is headquartered in Carlsbad, CA.

Innovega, Inc. develops a display technology based on eyewear and contact lenses that enhances human vision. It provides components, technology, and reference designs to develop personal media eyewear. The company was founded by Jerome Legerton, Randall Sprague and Stephen R. Willey in 2008 and is headquartered in Bellevue, WA.

ReVision Optics, Inc. develops optical solutions for the treatment of presbyopia. The company also develops Raindrop Near Vision Corneal Inlay, which is a refractive surgery solution. ReVision Optics was founded by Hansen A. Yuan, Adrian Koppes and Alok Nigam in 1996 and is headquartered Lake Forest, CA.

Mynosys Cellular Devices, Inc. develops micro-surgical technology. The company was founded by Christopher Keller and David Sretavan and is headquartered in Fremont, CA.

Sydnexis, Inc. engages in the production of ophthalmic pharmaceutical products. The company was founded by Gregory Isaac Ostrow in 2014 and is headquartered in San Diego, CA.

OcuDoc, Inc. provides digital health services for eye care technologies. It develops TESA (The Eye Scan App) that helps vision diagnostics for licensed eye care providers. The company was founded in 2013 and is headquartered in Columbus, OH.

TherOptix, Inc. develops and manufactures drug-eluting contact lens. The company is headquartered in San Francisco, CA.

TearClear Corp. operates as an early-stage medical science company. It develops a hydrogel filter to remove potentially harmful preservatives from multi dose topical ophthalmic products used to treat chronic diseases such as glaucoma, dry-eye and allergic conjunctivitis. The company was founded by Anuj Chauhan in 2015 and is headquartered in Copley, OH.

Equinox Ophthalmic, Inc. operates as a biotechnology company. It specializes in cataract, corneal and glaucoma surgery. The company was founded by John Berdahl and is headquartered in Sioux Falls, SD.

Synq3 Restaurant Solutions LLC provides call center solutions for the restaurant industry. Its solutions include drive improvements, enhanced guest relationships, increased average check, improved guest experience and innovative technologies that reduce costs. The company was founded by Steve Bigari in January 2008 and is headquartered in Colorado Springs, CO.

Noteswift, Inc. engages in the development of health information technology solutions. It offers Samantha, an electronic health record (HER) real time transcriptionist, which enables providers to dictate the narrative of a patient encounter and parse the text into usable and valued structured data for patient outcomes. The company was founded by Chris Russell in 2008 and is headquartered in Scottsdale, AZ.

SpringCM, Inc. provides an enterprise-class document management and workflow solution designed for online collaboration. Its cloud platform manages contracts and all types of documents across desktop, mobile, and partner applications like Salesforce. The company was founded by Christine Mason, Greg T. Buchholz, and Jeffrey Piper in 2005 and is headquartered in Chicago, IL.

JMS Precision, Inc. manufactures and supplies precision equipment parts. It provides plastic, zinc and chrome coated materials. The company was founded in 1977 and is headquartered in Watertown, SD.

BrightPlanet Corp II, Inc. designs and develops search, harvest and document federation technology. The firm's technology allows a user to search huge databases hidden under the surface. The company was founded by Patrick J. Yam in 2009 and is headquartered in Sioux Falls, SD.

Virtual Incision Corp. engages in the development of miniaturized surgical robots. It offers MIRA (miniaturized in vivo robotic assistant) surgical robotic platform. The company was founded by Shane M. Farritor and Dmitry Oleynikov in 2006 and is headquartered in Lincoln, NE.

Virun, Inc. develops effective drug delivery and food and beverage ingredients. Its products include OmegaH2O and Coenzyme Clear. The firm operates through three segments: food and beverage ingredient manufacturing, consumer product development and pharmaceutical drug delivery. The foods and beverage ingredient manufacturing segment produces novel food and beverage concentrates stemming from a patented portfolio. The consumer product development segment develops novel and patented consumer products that allow substantiated health claims. The pharmaceutical drug delivery segment utilizes its patented technologies to improve the pharmacokinetics (delivery) and dynamics (efficacy) of peptides and compounds that have poor oral bioavailability or over-all functionality. The company was founded in 2003 by Philip James Bromley and is headquartered in Walnut, CA.