Inrix Announces UK Real-Time Traffic Market Coverage

Partners with ITIS Holdings to Deliver Traffic Information for Key UK Cities

KIRKLAND, Wash. and LONDON, United Kingdom – November 8, 2006 – Inrix, the leading provider of traffic information in the U.S., announced today the availability of real-time traffic flow data for key cities within the United Kingdom. Data will be supplied by ITIS Holdings, the UK's leading provider of traffic flow information and Inrix will have access to traffic for London, Manchester, Birmingham, Bradford, Bristol, Cardiff, Edinburgh, Glasgow, Leeds and Liverpool in Q4, 2006.

"Our global customers want to deploy traffic-enabled applications across the international markets they serve," said Inrix President and CEO Bryan Mistele. "By having access to data from ITIS in the UK and other leading regional providers of traffic information across Europe, Inrix can provide a single source for traffic."

Frost & Sullivan recently selected Inrix as the leading provider of real-time traffic information in the United States. Inrix has the broadest traffic market coverage including real-time flow data for 43 metropolitan markets, real-time incident data for 130 markets through its partnership with Clear Channel Total Traffic Network, and dynamic predictive traffic for 20 markets. In addition, Inrix recently launched its Nationwide Average Speeds solution providing historical average speeds across the U.S..

The Inrix Smart Dust Network combines anonymous, real-time GPS probe data from more than 625,000 commercial fleet, delivery and taxi vehicles with other real-time traffic flow information and hundreds of market-specific criteria that affect traffic. Inrix aggregates construction and road closures, real-time incidents, sporting events, weather forecasts and school schedules, combining them in Inrix's advanced Traffic Fusion Engine to greatly expand traffic coverage and improve accuracy well beyond any other traffic service on the market today.

About Inrix
Founded in July 2004 by former Microsoft executives Bryan Mistele and Craig Chapman, Inrix delivers international access to the most advanced and reliable real-time and predictive traffic information available today, providing industry partners and customers with high-quality, accurate data for personal navigation, mapping, and other location-based service applications in the car, online and on mobile devices.

Inrix Traffic Services leverage robust Bayesian statistical analysis to aggregate and enhance traffic-related information from hundreds of public and private sources, going well beyond the limitations of static road sensor networks, historical-based models and cellular data aggregators, to offer customers the most sophisticated understanding of the unique system-wide traffic patterns in each metropolitan area. Additionally, Inrix offers real-time incident data for 130 markets through their partnership with Clear Channel Total Traffic Network. To experience the traffic technology revolution behind the next generation of navigation and location-based service applications, visit www.inrix.com.

About ITIS Holdings
ITIS Holdings plc, listed on Aim, is the UK's leading provider of real time and historic traffic information. ITIS operates the UK's largest RDS-TMC service, servicing 17 car manufacturers and 17 aftermarket and personal navigation device companies. It runs traffic information lines for all the major mobile networks and is a key supplier to Government. Additional information on ITIS is available at www.itisholdings.com and ITIS trades on the London Stock Exchange (ITH.L)

Inrix is a trademark of Inrix, Inc. Other product or service names mentioned herein are the trademarks of their respective owners.

For more information on Inrix, press only:

K. Michele Largé (michele@inrix.com)
Sr. Manager, Marketing and Public Relations, Inrix
(425) 284-3854

For more information in ITIS Holdings, Plc:
Stuart Marks, Chief Executive, ITIS Holdings plc - +44 (0) 161 929 5788