- ABB Ltd
- IBM Corporation
- GE Water & Process Technologies (Suez group)
- Honeywell International Inc
- Schneider Electric (+ Aveva)
- Siemens AG
- Utility Systems (Micro Mega Holdings Limited)
- Hitachi Ltd
- Arad Metering Technologies
- TaKaDu Limited
- Sensus Inc. (Xylem Inc.)
- Itron Inc.
- i2O Water Ltd
- Huawei Technologies Co. Ltd
- Esri Geographic Information System Company