Private Development Design

We Are Expanding Our Services OEI now provides design services for the private sector development. In association with Big Red Dog, OEI is providing professional design expertise for infrastructure improvements associated with major residential and commercial...

TCEQ Water Operations Company

We are excited to announce that TCEQ has recognized OEI as a Water Operations Company. OEI has obtained its certification from TCEQ as a certified contract operations group and we are already helping Greenwood Water Supply Corporation, Mustang Station Electrical...