The Institute of Environmental Sciences and Technology (IEST) is the leading technical, nonprofit membership association that connects professionals who deal with controlled environments. We give you technical guidance through International Standards, Recommended Practices, and education programs developed by experts in the fields of contamination control, environmental test and reliability, and nanotechnology facilities.  More..

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Benefits of Joining IEST

         

UPCOMING TRAINING AND CONFERENCES

EDUCON 2025
November 10-13, 2025
Schaumburg, Illinois

Basics of Cleanroom Design
November 10, 2025
Schaumburg, Illinois or Virtual

Contamination Control for Non-Regulated Cleanrooms — Principles and Practices of IEST-RP-CC023.3: Microorganisms in Cleanrooms
November 11, 2025
Schaumburg, Illinois or Virtual

Fundamentals of Cleanroom Operations
November 12, 2025
Schaumburg, Illinois or Virtual

Cleanroom Classification Testing and Monitoring
November 13, 2025
Schaumburg, Illinois or Virtual

Assessing Suitability of Cleanroom Consumables Based on Your Requirements Using ISO 14644-18
December 9, 2025
Schaumburg, Illinois or Virtual

See full calendar


IEST's Statement on Inclusion and Diversity


INDUSTRY PARTNERS MAKE IEST POSSIBLE
 

ALLIANCE FOR EXCELLENCE PARTNERS

IEST’s Alliance for Excellence Partnership program brings together organizations to support IEST in its mission and vision to drive innovation, develop industry standards, and advance sustainability. 

Become an IEST Alliance for Excellence Partner to help impact the industry and shape the future.


                         

 

 

CORPORATE MEMBERS

Corporate Members allow IEST to fulfill our nonprofit mission of advancing industry knowledge and contribution to world progress.
Learn more about these vital companies and the benefits of working with them.  

Become an IEST Corporate Member to share these benefits and more with your team!

 

 

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