Walter Greenleaf
Consultant / Advisor at PENUMBRA, INC.
Active connections
| Name | Gender | Age | Linked companies | Collaboration |
|---|---|---|---|---|
| Arani Bose | M | 62 | 20 years | |
| Mainul I Mondal | M | - |
Ellipsis Health, Inc.
 Ellipsis Health, Inc. Packaged SoftwareTechnology Services Ellipsis Health, Inc. develops scalable analytics solutions that combine patient speech and clinical data to predict patient health and well-being. The company is headquartered in San Francisco, CA. | - |
| Adam Elsesser | M | 62 | 20 years | |
| Aaron Gani | M | - |
BehaVR, Inc.
 BehaVR, Inc. Internet Software/ServicesTechnology Services BehaVR LLC operates platform that provides virtual patient care experience services. The company was founded by Aaron Gani and is headquartered in Elizabethtown, KY. | 8 years |
| Rohan Durbridge Freeman | M | - |
Sine Wave Entertainment Ltd.
 Sine Wave Entertainment Ltd. Packaged SoftwareTechnology Services Sine Wave Entertainment Ltd. specializes in creative design, content, and software development for immersive virtual environments. The firm's services include content development, motion capturing, software development, and consultation for 3D virtual worlds. The company was founded by Rohan Freeman in 2006 and is headquartered in London, the United Kingdom. | - |
| Eleftherios Tsiridis | M | - |
ORamaVR SA
 ORamaVR SA Information Technology ServicesTechnology Services ORamaVR SA is a ventur vapital backe up startup company, which engages in transforming the medical education and training of surgeons through virtual reality simulation and skill transfer from the virtual to the real operating room. Its products include OVIDVR SDK, ORAMA-CO-OP, ORAMA-THA, and ORAMA-TKA. The company was founded by Eleftherios Tsiridis, Panos Trahanias, and George Papagiannakis and is headquartered in Geneva, Switzerland. | 8 years |
| George Papagiannakis | M | - |
ORamaVR SA
ORamaVR SA Information Technology ServicesTechnology Services ORamaVR SA is a ventur vapital backe up startup company, which engages in transforming the medical education and training of surgeons through virtual reality simulation and skill transfer from the virtual to the real operating room. Its products include OVIDVR SDK, ORAMA-CO-OP, ORAMA-THA, and ORAMA-TKA. The company was founded by Eleftherios Tsiridis, Panos Trahanias, and George Papagiannakis and is headquartered in Geneva, Switzerland. | 8 years |
| Mark Atkinson | M | - |
Mursion, Inc.
 Mursion, Inc. Packaged SoftwareTechnology Services Mursion, Inc. provides virtual training platform where professionals practice and master the interpersonal skills to be effective in high stakes careers. It offers services for education, healthcare, hospitality, and corporate learning. The company was founded by Mark Atkinson and Arjun Nagendan and is headquartered in San Francisco, CA. | 9 years |
| Nanea Reeves | F | - |
TRIPP, Inc.
 TRIPP, Inc. Packaged SoftwareTechnology Services TRIPP, Inc. develops virtual reality gaming software. Its product experience is a combination of audio and visual elements, gameplay mechanics, and meditation. The company was founded by Nanea Reeves, Andreja Djokovic, and Zachary Norman and is headquartered in Venice, CA. | - |
| Arjun Nagendran | M | - |
Mursion, Inc.
Mursion, Inc. Packaged SoftwareTechnology Services Mursion, Inc. provides virtual training platform where professionals practice and master the interpersonal skills to be effective in high stakes careers. It offers services for education, healthcare, hospitality, and corporate learning. The company was founded by Mark Atkinson and Arjun Nagendan and is headquartered in San Francisco, CA. | 9 years |
| Johanna Roberts | F | 52 | 10 years | |
| Surbhi Sarna | F | 38 | 5 years | |
| Lambert Shiu | M | 44 | 9 years | |
| Peter Norris | M | 69 |
Sine Wave Entertainment Ltd.
Sine Wave Entertainment Ltd. Packaged SoftwareTechnology Services Sine Wave Entertainment Ltd. specializes in creative design, content, and software development for immersive virtual environments. The firm's services include content development, motion capturing, software development, and consultation for 3D virtual worlds. The company was founded by Rohan Freeman in 2006 and is headquartered in London, the United Kingdom. | - |
| Ben Sorci | M | - | 19 years | |
| Bridget O'Rourke | F | 56 | 7 years | |
| Don Kassing | M | 82 | 16 years | |
| Maximilian Buegler | M | - |
Altoida, Inc.
 Altoida, Inc. Packaged SoftwareTechnology Services Altoida, Inc. operates as a health technology firm that uses active digital biomarkers and cutting-edge technology. It offers an FDA-cleared and CE Mark-approved medical device and brain health data platform to support early detection of Alzheimer's disease. The company was founded by Richard Fischer, Ioannis Tarnanas and Maximillian and is headquartered in Houston, TX. | - |
| Ed Keller | M | 68 |
Joyance Partners
 Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 2 years |
| Gregory Moore | M | 59 |
Ellipsis Health, Inc.
Ellipsis Health, Inc. Packaged SoftwareTechnology Services Ellipsis Health, Inc. develops scalable analytics solutions that combine patient speech and clinical data to predict patient health and well-being. The company is headquartered in San Francisco, CA.
Stanford University School of Medicine
| 1 years |
| Thomas Wilder | M | 60 | 7 years | |
| Ben Tompkins | M | - | 20 years | |
| Rita Johnson-Mills | F | 65 |
Ellipsis Health, Inc.
Ellipsis Health, Inc. Packaged SoftwareTechnology Services Ellipsis Health, Inc. develops scalable analytics solutions that combine patient speech and clinical data to predict patient health and well-being. The company is headquartered in San Francisco, CA. | 2 years |
| Dor Sela | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 1 years |
| Shawn Wiora | M | - |
Myndvr, Inc.
 Myndvr, Inc. Computer PeripheralsElectronic Technology Myndvr, Inc. is a private company that creates engaging and therapeutic virtual reality experiences for the aging population living in senior living communities and at home. The company is based in Plano, TX and has subsidiaries in the United States. The company conducts research with a world-class advisory board and research coalition to study the impact of virtual reality on age-related conditions. MyndVR subscription provides access to a world of engaging, therapeutic VR experiences. The company was founded by Chris Brickler and Shawn Wiora, with Chris Brickler serving as the CEO since incorporation. | - |
| Ioannis Tarnanas | M | - |
Altoida, Inc.
Altoida, Inc. Packaged SoftwareTechnology Services Altoida, Inc. operates as a health technology firm that uses active digital biomarkers and cutting-edge technology. It offers an FDA-cleared and CE Mark-approved medical device and brain health data platform to support early detection of Alzheimer's disease. The company was founded by Richard Fischer, Ioannis Tarnanas and Maximillian and is headquartered in Houston, TX. | - |
| Panos Trahanias | M | - |
ORamaVR SA
ORamaVR SA Information Technology ServicesTechnology Services ORamaVR SA is a ventur vapital backe up startup company, which engages in transforming the medical education and training of surgeons through virtual reality simulation and skill transfer from the virtual to the real operating room. Its products include OVIDVR SDK, ORAMA-CO-OP, ORAMA-THA, and ORAMA-TKA. The company was founded by Eleftherios Tsiridis, Panos Trahanias, and George Papagiannakis and is headquartered in Geneva, Switzerland. | 8 years |
| Janet Leeds | F | 62 | 5 years | |
| Richard Pieters | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 1 years |
| Marc Jones | M | 48 |
Altoida, Inc.
Altoida, Inc. Packaged SoftwareTechnology Services Altoida, Inc. operates as a health technology firm that uses active digital biomarkers and cutting-edge technology. It offers an FDA-cleared and CE Mark-approved medical device and brain health data platform to support early detection of Alzheimer's disease. The company was founded by Richard Fischer, Ioannis Tarnanas and Maximillian and is headquartered in Houston, TX. | 1 years |
| Chris Brickler | M | - |
Myndvr, Inc.
Myndvr, Inc. Computer PeripheralsElectronic Technology Myndvr, Inc. is a private company that creates engaging and therapeutic virtual reality experiences for the aging population living in senior living communities and at home. The company is based in Plano, TX and has subsidiaries in the United States. The company conducts research with a world-class advisory board and research coalition to study the impact of virtual reality on age-related conditions. MyndVR subscription provides access to a world of engaging, therapeutic VR experiences. The company was founded by Chris Brickler and Shawn Wiora, with Chris Brickler serving as the CEO since incorporation. | - |
| Michael Snyder | M | - |
Stanford University School of Medicine
| 15 years |
| Arijana Walcott | F | - |
DART Labs SF LLC
 DART Labs SF LLC Investment ManagersFinance DART Labs SF LLC (DART Labs) is a venture capital firm founded in 2018 by Sophie Lamparter and Arijana Walcott. The firm is headquartered in San Francisco, California. | 5 years |
| Sophie Lamparter | F | - |
DART Labs SF LLC
DART Labs SF LLC Investment ManagersFinance DART Labs SF LLC (DART Labs) is a venture capital firm founded in 2018 by Sophie Lamparter and Arijana Walcott. The firm is headquartered in San Francisco, California. | 7 years |
| Antonella Chadha | M | - |
Altoida, Inc.
Altoida, Inc. Packaged SoftwareTechnology Services Altoida, Inc. operates as a health technology firm that uses active digital biomarkers and cutting-edge technology. It offers an FDA-cleared and CE Mark-approved medical device and brain health data platform to support early detection of Alzheimer's disease. The company was founded by Richard Fischer, Ioannis Tarnanas and Maximillian and is headquartered in Houston, TX. | - |
| Zachary Norman | M | - |
TRIPP, Inc.
TRIPP, Inc. Packaged SoftwareTechnology Services TRIPP, Inc. develops virtual reality gaming software. Its product experience is a combination of audio and visual elements, gameplay mechanics, and meditation. The company was founded by Nanea Reeves, Andreja Djokovic, and Zachary Norman and is headquartered in Venice, CA. | - |
| Sonia Dewar | F | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 5 years |
| Deborah Scher | F | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 3 years |
| Christopher Guiffre | M | 56 |
Pear Therapeutics (US), Inc.
 Pear Therapeutics (US), Inc. Packaged SoftwareTechnology Services Pear Therapeutics (US), Inc. develops and provides a platform that combines pharmaceutical preparations with scientifically validated software applications. It offers eFormulation, pharmaceutical-software combination products. The firm combines digital therapies with supplements, medical foods and pharmaceuticals to create more effective treatment solutions. The company was founded in 2013 by Corey M. McCann, Stephen Kennedy Smith and William Greene and is headquartered in Boston. MA. | 7 years |
| Harpreet Grewal | M | 57 | 9 years | |
| Patrick Nicoll | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 2 years |
| Anne Gail Moreland | F | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 3 years |
| Michael Aratow | M | - |
Ellipsis Health, Inc.
Ellipsis Health, Inc. Packaged SoftwareTechnology Services Ellipsis Health, Inc. develops scalable analytics solutions that combine patient speech and clinical data to predict patient health and well-being. The company is headquartered in San Francisco, CA. | - |
| Tamara Elias | M | 53 |
BehaVR, Inc.
BehaVR, Inc. Internet Software/ServicesTechnology Services BehaVR LLC operates platform that provides virtual patient care experience services. The company was founded by Aaron Gani and is headquartered in Elizabethtown, KY. | 3 years |
| Susan Hoerger | F | - |
Stanford University School of Medicine
| - |
| Hannah Valantine | M | 72 |
Stanford University School of Medicine
| 37 years |
| Corey Teigen | M | - | 4 years | |
| Elizabeth Lim | F | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | - |
| Kiki Chang | M | - |
Stanford University School of Medicine
| - |
| Gary Berke | M | - |
Stanford University School of Medicine
| - |
| Chris Zeise | M | - |
Stanford University School of Medicine
| - |
| Jennifer Rosingana | F | - |
Stanford University School of Medicine
| - |
| JULIUS BACHMANN | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 5 years |
| Judith Ned | F | - |
Stanford University School of Medicine
| - |
| Oliver Dorigo | M | - |
Stanford University School of Medicine
| - |
| Andrew Nealon | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 7 years |
| Christi Opitz | F | - |
Stanford University School of Medicine
| - |
| Nicole Staudinger | F | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 7 years |
| Mintu Turakhia | M | 50 |
Stanford University School of Medicine
| 16 years |
| Philip Hanno | M | - |
Stanford University School of Medicine
| 8 years |
| Simon Stertzer | M | 88 |
Stanford University School of Medicine
| 26 years |
| Pankaj Tiwari | M | - | 8 years | |
| George Tidmarsh | M | 64 |
Stanford University School of Medicine
| 14 years |
| Terrence Blaschke | M | 81 |
Stanford University School of Medicine
| 50 years |
| Bill Lohse | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | 5 years |
| James Newman | M | - |
Stanford University School of Medicine
| - |
| Daria Mochly-Rosen | M | - |
Stanford University School of Medicine
| - |
| Michelle Brandt | F | - |
Stanford University School of Medicine
| - |
| Christopher Viehbacher | M | 64 |
Stanford University School of Medicine
| - |
| Jason Mills | M | - | 4 years | |
| Lawrence M. Shuer | M | - |
Stanford University School of Medicine
| - |
| Lucy Shapiro | M | 83 |
Stanford University School of Medicine
| 35 years |
| Peter Fitzgerald | M | 66 |
Stanford University School of Medicine
| 27 years |
| Edgar Engleman | M | 78 |
Stanford University School of Medicine
| 34 years |
| Paul A. Berg | M | 97 |
Stanford University School of Medicine
| - |
| Steven J. Chu | M | 76 |
Stanford University School of Medicine
| 11 years |
| Peter Kim | M | 65 |
Stanford University School of Medicine
| 10 years |
| William J. Maloney | M | - |
Stanford University School of Medicine
| 20 years |
| Anne DeGheest | F | 69 |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | - |
| Thomas Raffin | M | 77 |
Stanford University School of Medicine
| - |
| Sharon Hughes | F | - | 8 years | |
| Charles C. Smith | M | - |
Joyance Partners
Joyance Partners Investment ManagersFinance Joyance Partners is a venture capital firm founded in 2017. The firm is headquartered in San Francisco, California. | - |
| Maggie Yuen | F | 52 | 5 years | |
| George W. Sledge | M | 73 |
Stanford University School of Medicine
| - |
| Alejandro Dorenbaum | M | 64 |
Stanford University School of Medicine
| - |
| Sandra Horning | M | 75 |
Stanford University School of Medicine
| - |
| Theodore Tussing | M | - |
Stanford University School of Medicine
| - |
| Sachie Oshima | M | 52 |
Stanford University School of Medicine
| 17 years |
| James Benenati | M | - | 4 years | |
| James Robert Pray | M | - | 9 years | |
| Stephen Galli | M | 77 |
Stanford University School of Medicine
| 25 years |
| Thomas C. Südhof | M | 68 |
Stanford University School of Medicine
| - |
| K. Christopher Garcia | M | - |
Stanford University School of Medicine
| 25 years |
| Paul Blumenthal | M | - |
Stanford University School of Medicine
| - |
| Emmet B. Keeffe | M | - |
Stanford University School of Medicine
| - |
| Roger Kornberg | M | 77 |
Stanford University School of Medicine
| 46 years |
| Amato Giaccia | M | 65 |
Stanford University School of Medicine
| - |
| Mark A. Kay | M | 66 |
Stanford University School of Medicine
| 26 years |
Connections Chart
Multi-company connection
Former connections
| Name | Gender | Age | Linked companies | Collaboration |
|---|---|---|---|---|
| Lynn Rothman | F | 63 | 15 years |
Statistics
| Country | Connections | % of total |
|---|---|---|
| United States | 94 | 94.95% |
| Switzerland | 3 | 3.03% |
| United Kingdom | 2 | 2.02% |
Age of Connections
Active
Past
Male
Female
Members of the board
Executives
Origin of connections
- Stock Market
- Insiders
- Walter Greenleaf
- Personal Network
