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Don’t Get Stuck.

Our flexible options make it easy to take advantage of ultrasonic water measurement and AMI without the risk of getting stuck with the wrong solution.

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Award Winning Innovation

Exceptional Partners

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Our meters are compatible with any system and our AMI is compatible with any meter.

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Find the Perfect AMI Solution to Fit Your Needs

Allegro combines several AMI technologies to offer unique benefits for any deployment situation.

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Measure.

Strong data in metering is fundamental to building rich and usable data in any AI or Machine Learning software. We’ve mastered world-class water measurement.

Collect.

Master Meter’s Allegro combines several AMI technologies to offer unique benefits for the unique challenges of each utility.

Manage.

Our software empowers you to tackle water management, deliver great customer service, and address water sustainability challenges.

Get the Risk-Free Starter Kit

Our Solution-in-a-Box includes everything you need to experience Master Meters’ ultrasonic measurement platform: our ’go-anywhere’ Allegro Cellular AMI product, powerful Harmony-Encore MDM software, and ongoing training.

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Includes: 5 Sonatas, 5 Cellular endpoints, Software, and online training. 

Latest Blog Posts

Blog

Smart Water. Stronger Voices: Celebrating Women in Water at Master Meter

By Jennifer Nunez
2 min read
Mar 31, 2026

As we wrap up Women’s History Month, we’re reflecting on the achievements, leadership, and lasting impact of women across every industry. In the water sector especially, women continue to shape innovation, strengthen communities, and drive meaningful progress—and at Master Meter, we’re proud to ...

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