Stay Ahead of
Supply & Demand

Our ERCOT 4CP advisory service and online dashboard provide you the unparalleled expert assistance you need—every day.

Energy Tracking &

Tracking historical electric kWh energy use and kW demand trends, evaluating high and low readings.

Monthly Bill Auditing

With today’s high energy costs, it pays to track energy use and monitor the retail electric market for better pricing opportunities.

Alternate Tariff Application Checks

We take an active role in helping you manage your electric costs and will help you negotiate your retail electric contract.

Field Visits with Utility Personnel

Let us take ownership and handle all aspects of your electric utility interface.

Welcome to Thomas Engineering, Inc.

We offer over 42 years of proven expertise in the management of electric energy use for some of the largest commercial and industrial customers in South Texas.

Our Mission

Our mission is to provide objective consulting services by leveraging our experience in the competetive retail electric market in Texas. TEI serves as in-house energy manager for our customers, enabling them, in turn, to commit more time to their customers and their core businesses.

Working with TEI enables our customers to stay within their energy budgets, to find new ways to save on energy costs, and to procure the lowest prices possible in today’s volatile energy market.

42 Years' Experience

Unparalleled Service

Excellent Return On Investment

Thomas Engineering ERCOT 4CP Advisory Service

Our ERCOT 4CP advisory service and online dashboard provide you the unparalleled expert assistance you need—every day.

The Thomas Engineering ERCOT 4CP Advisory Service offers:

  • 19 years of experience

  • Daily publication mailed weekdays before 8:30 AM

  • Detailed summary with accurate projections

  • Access to online dashboard

    • Realtime demand graphs that can compare up to three historical days

    • Realtime temperature of major Texas cities

    • Downloadable data

  • Expert assistance

  • Sign up now for the 2024 ERCOT 4CP Season

Vital Industries Served

TEI manages a diverse client portfolio which includes agricultural processors, industrials, municipal and regional water districts, healthcare facilities, oil and gas operators, and independent school districts.


TEI helps agribusinesses get the most value out of power procurement. We evaluate all service points to make sure the customer is getting the best value for their energy dollar.

Food Processing

Whether you are a vegetable processor in the Rio Grande Valley or a dairy cattle operation in West Texas, we have the expertise to assist you with any electric energy issue.


TEI provides turn-key solutions, managing the entire power procurement process, and offering competitive fees and outstanding service after the sale.


TEI helps businesses navigate the fluctuating energy market, ensuring that they are receiving maximum cost saving benefits from their power suppliers.


Smart metering, demand response, and energy efficiency are at the forefront of retail operations. Let TEI help your retail business procure the best electric pricing.

Our Services

Providing Value-Added Services To Our Customers Since 2006

We could be very important to your business.

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