<SEC-DOCUMENT>0000353020-18-000087-index.html : 20181105
<SEC-HEADER>0000353020-18-000087.hdr.sgml : 20181105
<ACCEPTANCE-DATETIME>20181105135645
ACCESSION NUMBER:		0000353020-18-000087
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		18
CONFORMED PERIOD OF REPORT:	20181030
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20181105
DATE AS OF CHANGE:		20181105

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:		181159578

	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-k2018q3earningsprtra.htm
<DESCRIPTION>8-K (2018 Q3 EARNINGS PR & TRANSCRIPT)
<TEXT>
Document 1 - file: form8-k2018q3earningsprtra.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>exhibit991-2018q3earningsp.htm
<DESCRIPTION>EXHIBIT 99.1 - 2018 Q3 EARNINGS PRESS RELEASE
<TEXT>
Document 2 - file: exhibit991-2018q3earningsp.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>exhibit992-2018q3transcript.htm
<DESCRIPTION>EXHIBIT 99.2 - 2018 Q3 EARNINGS CALL TRANSCRIPT
<TEXT>
Document 3 - file: exhibit992-2018q3transcript.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>slide1a02.jpg
<TEXT>
Document 4 - file: slide1a02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>slide2a01.jpg
<TEXT>
Document 5 - file: slide2a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>slide3a01.jpg
<TEXT>
Document 6 - file: slide3a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>slide4a01.jpg
<TEXT>
Document 7 - file: slide4a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>slide5a01.jpg
<TEXT>
Document 8 - file: slide5a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>slide6a01.jpg
<TEXT>
Document 9 - file: slide6a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>slide7a01.jpg
<TEXT>
Document 10 - file: slide7a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>slide8a01.jpg
<TEXT>
Document 11 - file: slide8a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>slide9a01.jpg
<TEXT>
Document 12 - file: slide9a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>slide28.jpg
<TEXT>
Document 13 - file: slide28.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>slide29.jpg
<TEXT>
Document 14 - file: slide29.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>slide30.jpg
<TEXT>
Document 15 - file: slide30.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>slide31.jpg
<TEXT>
Document 16 - file: slide31.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>slide32.jpg
<TEXT>
Document 17 - file: slide32.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>slide33.jpg
<TEXT>
Document 18 - file: slide33.jpg

</DOCUMENT>
</SEC-DOCUMENT>