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The Leading
Authority on Mass
Properties since 1939

85th International Conference May 17-22, 2026

2026 Conference Registration is Now Open!

View the details of our upcoming conference in Los Angeles! New Video Links are available. You can still submit a paper here so don't delay! See you there!

Breaking News!

February 2026 Bulletin Published!

Check out our News page for the latest bulletins and notices.
Click here to view it and and stay informed!

Time to Vote!

Election is Open for International Officers!

Time to vote for next year's President, Executive VP and Senior VP. Our 2026-2027 candidates may be found here. Be sure and login to place your ballot by April 15th.

Make Your Nominations Now!

Nominations for Annual Awards being accepted until April 1, 2026.

Help us recognize deserving individuals for their outstanding achievements in Mass Properties and support of SAWE. Please visit SAWE Honors & Awards to submit a nomination.

Next Training Opportunity

Virtual Training Opportunity for Mass Properties Engineers in the Offshore Industry

Virtual Training Course (Using MS Teams) scheduled for 22 & 23 April 2026. Click for More Information.

Get Certified!

20 Mass Properties Engineers are now certified!

Two candidates passed their exam in February 2026. Why not be the next? Certification shows your knowledge to the world and lets you rediscover aspects of our discipline. Apply Today!

Find a Mentor!

Help is Here!

Get career and technical guidance from mass properties experts. Click here for More Details.
Hear about Eve George's experience as a current mentee!

Virtual Forum

Virtual Forum #17 - The Mysteries of Target Weight Setting

We will exchange our knowledge and experience on one of the most important topics in the relation between supplier and customer. Register Today!

Job Search

Check out Available Opportunities!

Looking for a new opportunity or wanting to advertise one? SAWE hosts job postings on our website. Click here for More Details!

Visit Our Store

Search Our Library

Check out our extensive technical library and publications.
Members get items free or at a discounted rate.

Welcome to SAWE

The Society of Allied Weight Engineers (SAWE) is an international, non-profit organization of mass properties engineers dedicated to promoting the mass properties discipline. Our members work in civil and military aircraft, space and missile systems, marine and land vehicles, on-shore and off-shore platforms, and other industries that support our efforts. If you are looking for help predicting, controlling, and verifying the weight and balance of your products, you've come to the right place!

If you are new to Mass Properties, or if you want to learn more about the benefits of joining a professional society like SAWE, click the buttons below to view some quick introduction videos. You can also use the buttons to Join Us or learn more about volunteering to help support our mission.

Join us and help us help you!

Intro to Mass Properties Engineering

Why Join a Professional Society?

Join Us!

Volunteers Welcome!

Check out our extensive selection of resources below to help you expand your knowledge and point you in the right direction.