Reed Construction Data Canada Announces National Construction Leaders

    National Publication 'The Leaders' Names Top Construction Companies in
Canada

    TORONTO, December 5 /CNW/ - Reed Construction Data Canada has released
'The Leaders', the company's annual publication ranking the top Canadian
general contractors. The list is available online at
http://www.dcnonl.com/features/leaders2007.

    The Leaders includes top 100 lists for Eastern and Western Canada, and
for the first time, a national list of the top 50 companies. In each list,
companies are ranked based on the total value of projects under construction
from October 1, 2006 - September 30, 2007, as reported by Reed Construction
Data.

    At the top of the list, the national leader is Mississauga-based EllisDon
Corporation, an international construction services firm, with reported
projects under construction valued at $8.5 billion.

    Rounding out the top five companies on the national list are Kellogg,
Brown & Root, $4.3 billion; PCL Constructors, Inc., $4.2 billion; Soc
d'energie de la Baie James, $4 billion; Ledcor Group of Companies $1.4
billion.

    "This year, we decided to take The Leaders rankings to a national
audience because we felt there was a need for this kind of recognition in
Canada," said Mark Casaletto, vice president and general manager of Reed
Construction Data Canada.

    Copies of The Leaders report are available to subscribers of Daily
Commercial News and Journal of Commerce, both publications of Reed
Construction Data, and to attendees at Construct Canada.

    For more information or to view The Leaders rankings online, visit
http://www.dcnonl.com/features/leaders2007.

    Reed Construction Data, a division of Reed Business Information, is a
leading North American provider of construction information through a diverse
portfolio of innovative products and services. Reed offers its customers
construction project leads, building product information, construction costs,
market analytics and construction news through a suite of online and print
references -- all valuable resources for architects, engineers, contractors,
manufacturers, distributors and other professionals in the construction
industry. For more information, visit www.reedconstructiondata.com or call
877-REED411.

    Reed Business Information, a part of the Reed Elsevier Group plc
(NYSE:RUK)(NYSE:ENL), is North America's largest business-to-business
information provider, with more than 80 market-leading publications, 55
Websites and a range of leading business-to-business services.

For further information: Reed Construction Data - Canada Denise Holtby,
1-800-465-6475 or 1-905-752-5537