Riordan Joins Bessemer For Semiconductor Deals

Tom Riordan will join Bessemer Venture Partners in the VC’s Menlo Park, Calif., offices. Riordan co-founded and served as president and CEO of Quantum Effect Devices, and he will work with BVP’s Rob Chandra to identify opportunities in the semiconductor space.

MENLO PARK, Calif.– Bessemer Venture Partners, one
of the nation’s original venture capital firms, today announced that Tom
Riordan has joined its office in Menlo Park, California as an Entrepreneur-in-
Residence. Tom co-founded and served as President and CEO of Quantum Effect
Devices (Nasdaq: QEDI), a BVP-funded semiconductor company that PMC-Sierra
acquired for $2.3 billion in 2000. As an EIR, Tom will work with BVP General
Partner Rob Chandra to evaluate investment opportunities in the semiconductor
Tom brings to BVP more than 25 years’ experience as a developer, manager,
and executive in semiconductors and microprocessors. Most recently, he was
Vice President of the microprocessor division at PMC-Sierra, the purchaser of
Quantum Effect Devices. Previously, Tom guided QED from its founding in 1991
through three rounds of venture financing, two of which had BVP participation.
After the company went public in 2000, Tom helped negotiate its sale. At that
time, QED had reached a $64 million run rate with quarterly growth of 40%.
Prior to co-founding QED, Tom was director of CMOS VLSI for MIPS Computer
Systems, where he led the development of the R4000 64-bit microprocessor and
the M2000 20 mips computer system. He was the principal logic designer of the
R2000 RISC microprocessor and the lead designer of the R2010 floating-point
co-processor. Tom joined MIPS from design engineer positions with Weitek
Corporation and Intel.
Tom holds a B.S. in Engineering, a B.A. in Government, and an M.S. in
Engineering, all from Florida Technological University/University of Central
Florida, where he was named IEEE Outstanding Senior Student. He has completed
post-graduate studies in electrical engineering at Stanford. Currently, Tom
sits on the board of Mellanox Technologies, where he is a member of the Audit
“I have a long history with BVP and it’s exciting to take the relationship
in a new direction,” said Tom. “Their deep domain knowledge contributed to
the success of QED, and I look forward to working with them to find new
opportunities in semiconductors, an area that is so fundamental to the power
of computers and the reach of communications.”
BVP’s Rob Chandra noted, “Tom’s wealth of experience as a designer,
engineer, and executive provides him a unique position from which to advise us
in our investments. I am delighted to be working with him.”

About Bessemer Venture Partners: Bessemer Venture Partners, with more than
a billion dollars under management, is the longest-standing U.S. venture
capital operation. For almost a century, Bessemer has funded and helped build
innovative, high-growth companies. Many industry pioneers-including Ciena,
Gartner Group, Parametric, Sonus, Staples, VeriSign, and Veritas-selected
Bessemer as their early-stage venture partner.
For more information, visit, or contact Ann Leamon,
Communications Director, at or 781-237-6050.