Joel Gay

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48 year

Producer Manufacturing

Consumer Services

Industrial Services

Profile

Joel Gay served as President & Chief Executive Officer at Energy Recovery, Inc. from 2018 to 2018.
He was also Director at LiqTech International, Inc. from 2018 to 2019 and Chief Financial Officer-North America Region at Aegion Corp.
from 2007 to 2011.
Mr. Gay was briefly Chief Executive Officer at Vanguard Renewables LLC in 2021.
He also served as Director at GDG Constructors Ltd. Mr. Gay earned an undergraduate degree from St. Thomas University (Florida) and an MBA from The University of Chicago Booth School of Business.

Former positions of Joel Gay

Companies	Position	End
GDG Constructors Ltd.	Director/Board Member	2021-07-17
Vanguard Renewables LLC Vanguard Renewables LLC TruckingTransportation Provides food and beverage waste collection & recycling services and transforms organic waste-to-renewable energy projects	Chief Executive Officer	2021-07-17
LIQTECH INTERNATIONAL, INC.	Director/Board Member	2019-01-14
ENERGY RECOVERY, INC.	Chief Executive Officer	2018-02-26
AEGION CORPORATION	Corporate Officer/Principal	2011-11-30

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Training of Joel Gay

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Linked companies

Private companies	7
Energy Recovery, Inc. Energy Recovery, Inc. Industrial MachineryProducer Manufacturing Designs, develops, manufactures and sells energy recovery devices	Producer Manufacturing
St. Thomas University (Florida) St. Thomas University (Florida) Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
LiqTech International, Inc. LiqTech International, Inc. Industrial MachineryProducer Manufacturing Manufactures gas and liquid purification equipment	Producer Manufacturing
Aegion Corp. Aegion Corp. Engineering & ConstructionIndustrial Services Provides technology-enabled water solutions for wastewater, storm water and potable water pipelines	Industrial Services
The University of Chicago Booth School of Business The University of Chicago Booth School of Business Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
GDG Constructors Ltd.
Vanguard Renewables LLC Vanguard Renewables LLC TruckingTransportation Provides food and beverage waste collection & recycling services and transforms organic waste-to-renewable energy projects	Transportation

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