NEW YORK, May 8 /PRNewswire/ -- On April 19, Erik Haugane, CEO of Pertra ASA (OSE:PERTRA) updated the investment community in an all-new interview with www.wallst.net . Interview highlights include detailed discussions on the following topics:

    -  why the company is a "genuine value creator"
    -  issuing contracts "in the range of $2.5-$3 billion" in relation to one
       of the company's projects
    -  current production
    -  key drivers behind the company's "quite drastic growth"
    -  management bios
    -  upcoming milestones for investors to watch for

To hear the interview in its entirety, and to read an in-depth report on the company, visit: http://www.wallst.net/superstocks/superstocks_profile.asp?ticker=ose:pertra

On May 3, Wayne Hale, Chief Operating Officer for Century Aluminum Co. (NASDAQ:CENX) updated the investment community in an all-new interview with www.wallst.net . Interview highlights include detailed discussions on the following topics:

    -  the company's strategy to expand and diversify its asset base, and
       reduce its per-unit production costs
    -  the company's "lean, decisive" management team
    -  key drivers behind the company's first quarter financials
    -  operational objectives the company hopes to achieve in 2007
    -  "a number of opportunities" the company is pursuing "to drive
       profitable growth"
    -  Upcoming milestones for investors to watch for

To hear the interview in its entirety, and to read an in-depth article on the company, visit, http://wallst.net/editorials/article.asp?id=692

On April 23, Thomas Rooney, President and CEO of Insituform Technologies, Inc. (NASDAQ:INSU) updated the investment community in an all-new interview with www.wallst.net . Interview highlights include detailed discussions on the following topics:

    -  reasons the company is able to "dominate" in the area of fixing sewer
       pipes, crude oil pipelines, and mining pipes around the world
    -  advantages of the company's technology over its competitors' solutions
    -  the company's intellectual property, and how it enables the company to
       be the "prohibitive cost leader" in several of its target markets
    -  steps the company is taking to ensure continued success in the United
       States and abroad
    -  why replacing sewer pipes is analogous to changing the oil in an
       automobile
    -  upcoming milestones for investors to watch for

    To hear the interview in its entirety, visit
http://wallst.net/audio/audio.asp?ticker=INSU&id=3301

About WallSt.net:

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Source: WallStreet Direct, Inc.