Monitoring Equipment
- Analytical Technology, Inc.
- Aqua-Aerobic Systems, Inc.
- Baseline-MOCON, Inc.
- Burkert Fluid Control Systems
- CHEMetrics, Inc.
- Detcon
- FCI - Fluid Components International
- Flygt - a xylem brand
- HF scientific
- Industrial Test Systems, Inc.
- Liquid Analytical Resource, LLC
- LUDECA, INC.
- Mil-Ram Technology, Inc.
- Myron L Company
- Process Measurement & Controls, Inc.
- Sierra Instruments, Inc.
- YSI Incorporated
