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ACCESSION NUMBER:		0001437749-20-004508
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		39
CONFORMED PERIOD OF REPORT:	20200422
FILED AS OF DATE:		20200306
DATE AS OF CHANGE:		20200306
EFFECTIVENESS DATE:		20200306

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:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35328
		FILM NUMBER:		20694087

	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
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