Partners for International Development is an US company which is concentrated on SiteLab Ultrasonic Flowmeter business. SiteLab is a registered US trademark by flow measurement professionals with more than 35 years of experience in flow measurement and flow standards, 32 years of which have been in the ultrasonic flow measurement field. We are pioneers in the ultrasonic flow measurement industry and possess many years of experience valuable to our customers. We are innovative and on the cutting edge of ultrasonic technology with some revolutionary measurement techniques being introduced that will bring very high precision and true real time measurement.