IEST is the leading technical membership association that connects professionals who impact controlled environments. As a member, you have access to a network of internationally recognized experts, standards development opportunities, and savings on publications, conferences, and training programs. 


Access IEST Expertise

Journal of the IEST
View the current issue or search the Journal’s online research database ($155 in value).


Monthly Meet-Ups
Attend free monthly panel discussions and networking webinars ($25/each in value).


Membership Directory
Find someone in your line of work for technical questions or product information.

RP Spotlight

RP Spotlights
Attend Recommended Practice Spotlight webinars to learn more about new or revised guidelines, and receive discounts to purchase the Recommended Practice.

Influence + Impact Your Field


Working Groups
IEST welcomes professionals of all experience levels to shape the guidelines and best practices that affect how we do our jobs.


Technical Awards
Cultivate your network by nominating a colleague for a prestigious Technical Award.


IEST Committees
Join the Education Advisory Committee, ESTECH Planning Committee, Membership Ambassadors, or apply to serve on the Executive Board.

WG Directory

Working Group Member Directory
Use the online directory to reach out to IEST members who are currently serving on a Working Group.


Expert Faculty
Apply to become a training course instructor or ESTECH session chair/presenter.


Publish in the Journal of the IEST
Share your expertise, gain professional recognition, and contribute to your industry.

Receive Exclusive Resources + Discounts


Bookstore and Comp Documents
Members save up to 35% on Recommended Practices and Standards in the IEST Bookstore, and have member-only access to additional complementary documents.



Conference Savings
Save up to 25% on registration for IEST’s ESTECH annual technical meeting as well as the fall education conference and Working Group summit, EDUCON.


Training and Education 
Save up to 25% on registration for individual training and certificate programs.

Industry News
Enjoy news, updates, and resources on a wide range of topics through subscriptions to ThisWeek@IEST and NewsBrief@IEST newsletters.


Education Transcript
Print out a history of completed training courses along with CEUs earned.


Free On-Demand Webinars
Access previously recorded webinars at any time. 


Career Center
Member job seekers enjoy advanced screening of all new job opportunities postings and top listing of their resumes.


Discounts and Services 
Take advantage of programs and discounts offered by allied organizations.


“I can say unequivocally that much of my knowledge base in contamination control came from IEST. Having had the chance to meet and network with so many well-known and highly regarded individuals has allowed me to greatly benefit from their knowledge and experience.”

Charles Berndt, C.W. BERNDT Associates, Ltd.
IEST Past President and Fellow