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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

Why Brass Still Matters in Water Metering

By Jennifer Nunez
1 min read
Mar 2, 2026

Innovation doesn’t always mean replacement. Sometimes, it means refinement.

Keep Reading
Leak Detection

Meet River: How K9 Leak Detection Is Helping Utilities Protect Water

By Jennifer Nunez
3 min read
Feb 16, 2026

At Master Meter, we take durability, innovation, and connections with utilities seriously — but we also know the waterworks industry has some pretty fun sides too. That was on full display when River, a K9 leak detection dog from the City of Mansfield, Texas, stopped by Master Meter headquarters ...

Keep Reading

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