JEFFREY S. BROWN has served as President and Chief Executive Officer of
Data Critical Corporation since September 1994. Mr. Brown has also
served as a Director of Data Critical since September 1994. Prior to
joining Data Critical, he served as Vice President of sales and
marketing/business development for McCaw Wireless Data where he was
responsible for the general management of the start up business unit
from January 1993 to September 1994. From June 1992 to January 1993, Mr.
Brown was Director of Product Development at McCaw Cellular Engineering
where he was responsible for developing key wireless products, including
packet and circuit-switched data, and advanced voice service products.
From 1990 to June 1992, Mr. Brown was Director of marketing operations
and national accounts at PacTel Cellular, a subsidiary of Pacific
Telesys. Mr. Brown has also held sales and marketing positions at
Pacific Bell, a subsidiary of Pacific Telesys, from 1984 to 1990, and at
AT&T from 1982 to 1984. Mr. Brown earned a BA in Political Science from
the UC Berkeley and an MBA from Golden Gate University.