VHI engineers specialize in Oil & Gas Processing and Measurement, Chemical Injection, Produced Water Separation, and Oil in Water Analysis. We understand the complexity of the Oil & Gas business, the importance of operational reliability and the day-to-day demands faced by operators and service providers. Our keen understanding of our customer’s needs, our strong relationships with our suppliers and our field-experienced staff (10 to 22 years of experience) has helped us build a high level of confidence with our domestic and regional customers.