# Rudy Prince

> Rudy Prince is an Austin-based technology entrepreneur who co-founded JetFax in 1988 and led the company through its 1997 IPO and subsequent transition to eFax.com. His later work includes leading RidgeRun, founding Always On Wireless, leading Callvine, serving as CFO of SigmaSense and joining Fetii’s advisory board in 2021.

- **Role:** Technology entrepreneur, executive and business adviser
- **Organizations:** JetFax, eFax.com, IBM, Digicon, Entropic Speech, RidgeRun, Always On Wireless, Callvine, SigmaSense, Fetii
- **Education:** Bachelor of Science in Mechanical Engineering, with Highest Honors, The University of Texas at Austin
- **Known for:** Co-founded JetFax in 1988 and led its 1997 initial public offering., Led the original eFax.com’s transition to free fax-to-email receiving; the company reported 500,000 registrations by May 1999., Led RidgeRun during its 2001 embedded-Linux development-suite collaboration with Texas Instruments.

## Career timeline

- **1978** — Began his career in IBM’s Data Processing Division, selling mainframes to oil companies.
- **Before 1988** — Worked for five years at Digicon in sales management and corporate development, then became vice president of marketing at Entropic Speech.
- **1988** — Co-founded JetFax with Lon Radin.
- **1994** — JetFax entered a facsimile-product development agreement with Xerox.
- **1995** — JetFax entered a development and supply agreement with Samsung for multifunction equipment.
- **1997** — Led JetFax through its initial public offering.
- **1999** — Led the renamed eFax.com and its free fax-to-email service; the company reported 500,000 registrations by May.
- **2000** — eFax.com was acquired by j2 Global on November 29; Prince was named CEO and chairman of RidgeRun that November.
- **2001** — As RidgeRun CEO, participated in a joint embedded-Linux product announcement with Texas Instruments.
- **2003** — Founded Always On Wireless, maker of the WiFlyer router.
- **2004** — Always On Wireless received $1 million from angel investors; WiFlyer served dial-up and broadband users.
- **2006** — As Always On Wireless CEO, announced an MSN Dial-Up subscriber promotion with Microsoft.
- **2010** — Led Callvine, whose iPhone app enabled group calls and texts.
- **2012** — As Callvine CEO, worked with TurboBridge on HD mobile conferencing.
- **2021** — Identified as SigmaSense CFO; joined Fetii’s advisory board in June and discussed SigmaSense’s financing and partnership with VIA optronics.
- **2024** — Participated with SigmaSense at the TSMC Technology Symposium in April.

## Achievements

- Co-founded JetFax in 1988 and led its 1997 initial public offering.
- Led the original eFax.com’s transition to free fax-to-email receiving; the company reported 500,000 registrations by May 1999.
- Led RidgeRun during its 2001 embedded-Linux development-suite collaboration with Texas Instruments.
- Founded Always On Wireless and brought its WiFlyer dial-up and broadband wireless router to market.
- Helped SigmaSense raise more than $25 million by June 2021.
- Appointed to Fetii’s advisory board in June 2021 for fundraising and financial strategy.

## Latest updates

- **2024-04** — Participated with SigmaSense at the 30th TSMC Technology Symposium, as identified in a Silicon Catalyst post.
- **2021-07** — Discussed SigmaSense’s June 2021 financing and strategic partnership with VIA optronics in a Kloepfel announcement dated July 14.
- **2021-06** — Fetii announced his appointment to its advisory board on June 23, identifying him at the time as SigmaSense CFO.

## Links

- LinkedIn: https://www.linkedin.com/in/rudyprince

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Profile page: https://yespress.io/rudy-prince
Published by YesPress — https://yespress.io
Last updated: 2026-10-23