Exhibit 99.1

This communication contains statements and information that constitute

forward-looking statements within the meaning of the Private Securities
Litigation Reform Act of 1995. These statements are based on
Insituform’s current expectations and are subject to a number of risks,
uncertainties and assumptions that could cause actual results to differ
materially from those described in the forward-looking statements. Risks,
uncertainties and assumptions include, without limitation, the company’s
expectations regarding the growth of its markets and the results to be
achieved from its initiatives.  Insituform assumes no obligation and
expressly disclaims any duty to update the information contained herein
except as required by law.  Investors are advised to review the
Company’s annual, quarterly and periodic reports filed with the
Securities and Exchange Commission.  

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  1971 Invented “CIPP”

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 1972 US EPA Clean Water Act

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  Infiltration

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  Sanitary Sewer Overflows 

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  Sinkholes

•

 Human Disease

Insituform’s Core Business

•

  Invented the industry in 1971

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  Leading market share (worldwide)

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  Operating in 25 countries on 4 continents

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  Worldwide name brand/name recognition

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  Technology leader (numerous patents)

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  Vertically integrated

Sewer Market

•

Sewer rehab spending currently projected

to grow between 0% and 4% in North
America

•

Europe sewer rehab spending to grow 8%

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Sewer rehabilitation spending just

beginning in Asia and Eastern Europe

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Insituform’s sewer rehab growth outpaces

market growth

3 Sewer Market Growth

Scenarios

Total projected cumulative infrastructure spending 2005-2030: $41 Trillion

Booz Allen Hamilton, Global Infrastructure Partners, World Energy Outlook, Organisation for Economic Co-operation and Development

(OECD), Boeing, Drewry Shipping Consultants, U.S. Department of Transportation.  Reprinted with permission from strategy+business,
the award-winning management quarterly published by Booz Allen Hamilton. www.strategy-business.com.

$0.9T

$1.1T

$6.5T

$7.4T

$9.1T

$15.8T

$1.6T

Booz Allen Hamilton Infrastructure Projection

International Water & Sewer Market

•

U.S. makes up 4.6% of world’s

population

•

Water loss is a multi Billion dollar

problem

•

Today in the US, the wastewater rehab

market is currently 5 times larger than
the water rehab market. Outside the
US, this statistic is reversed

•

International opportunities, especially

new markets, are primarily water
rehab

Insituform’s Primary Markets

Drinking Water

Rehabilitation

Insituform Blue™

Sewer

Rehabilitation

CIPP

Industrial Pipe

Rehabilitation

United Pipeline

Systems

United Pipeline Systems

•

Tite Liner^® and Safetyliner™ product lines

•

A leading provider in crude oil pipeline repair

and rehabilitation

•

Currently working on three continents

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Perfect solution for pipeline corrosion (e.g.

Alaska)

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Experiencing rapid growth (even before the

Alaskan pipeline issue surfaced)

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Anticipate possible new crude oil pipeline

regulation

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Also serving mining clients

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Insituform’s newly formed drinking water

division

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Current projects in North America, Europe and

Asia

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Water decision makers respect the Insituform

brand

•

Insituform sales staff currently calls on many

water decision makers

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Insituform has a family of products to serve this

market

iTAP™ – Robotic Reinstatement

•

Patent pending

•

Trenchless

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Mechanical seal

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Potential to

revolutionize
market

Thermopipe®

PolyFold™

PPL®

Insituform Blue™ Solutions

•

Thermopipe^® -

700,000’ installed

over

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PolyFold^™/PolyFlex^™–

PE solutions for
diameters 4” – 63”

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PPL^® – CIPP solution

for diameters 8" - 60"

Public Awareness Campaign

•

Raise awareness about the serious public health

crisis created by crumbling underground
infrastructure

•

Deliver message to policy makers, public health

officials, municipalities, engineers & citizens

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Lobby government to allocate more resources

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Utilize all media tools available to create grassroots

awareness

Growth

Technological Innovation

Operational Excellence