Welcome to the ISWM

Advancing the science of weighing and measurement.

Welcome to the International Society of Weighing & Measurement the trade association for weighing and measurement professionals. The ISWM is committed to promoting and enhancing the professionalism and success of our industry. ISWM members include manufacturers and dealers/distributors of weighing and various measurement equipment, state weights and measures officials and industry end-users. From the finest precision balance to massive railroad and truck scales, from pressure to linear measurement, and various process automation equipment, ISWM members supply products and services critical to global commerce. This equipment grouping helps all industries achieve the highest possible standards and efficiency.

 
Advertising Contract (2026)

Company News Guidelines are for all company members to post their news.

Membership Application (2026)

2025 Handbook 44 Scale Code Available for Download. Just log into the ISWM Members Only section and download the pdf.  If you need assistance with your log-in, contact the ISWM staff at [email protected] or [email protected].  

Search ISWM W&M Dealer Listing by State

Search ISWM Manufacturer Listing

2026 Annual Conference - Sacramento, CA  March 10-12, 2026

Beyond Boundaries:  Accelerating Scale through AI, Advanced Tech and Best-In Class Operations

Come join the ISWM for updates on the Weighing and Measurement industry. Please join us to share ideas and hear the latest in the industry. The speakers are ready. Our industry is ready to continue evolving as technology and products change.

 Sacramento is a city ready for tasting, visiting and savoring.  Features farm-fresh restaurants, farmers markets, home-grown breweries, street murals, Gold Rush-era attractions or simply a walk along the river.

 Join us March 10 through March 12, 2026, at DOUBLETREE BY HILTON HOTEL Sacramento, California.

Registration Form

Exhibit Form

 Mail-In Forms:  Registration or Exhibit (Booth)

 

2027 Annual Conference - Little Rock, AK  March 9 - 11, 2027

Division Meetings:

 

 

Member Benefit - application for scholarship - Click on this Red link to access the scholarship for members with college age kids:   Rapp/Mantes Scholarship Form

 Buying Commercial Scales Online - Things to Consider: Download the NCWM's guide to identifying red flags and avoiding some of the pitfalls of considering an internet purchase on a commercial scale.