<SEC-DOCUMENT>0000353020-18-000054-index.html : 20180508
<SEC-HEADER>0000353020-18-000054.hdr.sgml : 20180508
<ACCEPTANCE-DATETIME>20180508095416
ACCESSION NUMBER:		0000353020-18-000054
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		15
CONFORMED PERIOD OF REPORT:	20180502
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20180508
DATE AS OF CHANGE:		20180508

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Aegion Corp
		CENTRAL INDEX KEY:			0000353020
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION [1623]
		IRS NUMBER:				133032158
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35328
		FILM NUMBER:		18813254

	BUSINESS ADDRESS:	
		STREET 1:		17988 EDISON AVENUE
		CITY:			CHESTERFIELD
		STATE:			MO
		ZIP:			63005
		BUSINESS PHONE:		6365308000

	MAIL ADDRESS:	
		STREET 1:		17988 EDISON AVENUE
		CITY:			CHESTERFIELD
		STATE:			MO
		ZIP:			63005

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSITUFORM TECHNOLOGIES INC
		DATE OF NAME CHANGE:	19930617

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSITUFORM OF NORTH AMERICA INC/TN/
		DATE OF NAME CHANGE:	19930617

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSITUFORM OF NORTH AMERICA INC
		DATE OF NAME CHANGE:	19921217
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>form8-k2018q1earningsprtra.htm
<DESCRIPTION>8-K (2018 Q1 EARNINGS PR AND TRANSCRIPT)
<TEXT>
Document 1 - file: form8-k2018q1earningsprtra.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>exhibit9912018q1earningspr.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: exhibit9912018q1earningspr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>exhibit9922018q1investorca.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 3 - file: exhibit9922018q1investorca.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>a2018q1prpage1a01.jpg
<TEXT>
Document 4 - file: a2018q1prpage1a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>a2018q1prpage2a01.jpg
<TEXT>
Document 5 - file: a2018q1prpage2a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>a2018q1prpage3.jpg
<TEXT>
Document 6 - file: a2018q1prpage3.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>a2018q1prpage4.jpg
<TEXT>
Document 7 - file: a2018q1prpage4.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>a2018q1prpage5.jpg
<TEXT>
Document 8 - file: a2018q1prpage5.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>a2018q1prpage6.jpg
<TEXT>
Document 9 - file: a2018q1prpage6.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>a2018q1prpage7.jpg
<TEXT>
Document 10 - file: a2018q1prpage7.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>a2018q1prpage8.jpg
<TEXT>
Document 11 - file: a2018q1prpage8.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>a2018q1prpage9.jpg
<TEXT>
Document 12 - file: a2018q1prpage9.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>a2018q1prpage10.jpg
<TEXT>
Document 13 - file: a2018q1prpage10.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>a2018q1prpage11.jpg
<TEXT>
Document 14 - file: a2018q1prpage11.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>a2018q1prpage12.jpg
<TEXT>
Document 15 - file: a2018q1prpage12.jpg

</DOCUMENT>
</SEC-DOCUMENT>