Marco A. Arredondo, Inc. is a professional engineering and energy firm organized in 1991 with over 30 years of experience and a proven track record of success. Our firm is a professional engineering firm registered in the state of Texas and carries a one million dollar errors and omissions policy. We are unlike any other energy consulting firm and are ready to become a part of our client's team.

Our firm has saved millions of dollars in energy costs for our clients since the opening of derogation in 2001 through energy procurement, energy consulting on operational equipment, meter consolidation, power factor correction, and predominant use studies for sales and use tax recovery and exemptions. 

A Conservation & Sustainability Plan from Marco A. Arredondo, Inc. will save you money!


Preliminary free analysis on energy for all facilities to check for any potential savings. To accomplish this, we will review utility tariffs and the energy supplier contract.

Demand Response & HVAC: Cost-Savings Directly to You

We monitor your monthly energy bills including your demand profile. This enables us to improve your energy efficiency and reduce cost.

Predominant Use Study

We perform and update Predominant Use Studies to keep manufacturers Tax Exempt on their electricity and gas consumption. We assist clients in the tax refund process.

Risk-Free Energy and Expense Review
About Marco A. Arredondo, Inc.

Marco Arredondo has been a registered professional engineer in the State of Texas since 1986. Marco earned his electrical engineering degree from Texas A&I University in Kingsville. Marco has over 30 years of electric utility rate, energy, and design experience. Marco spent the first 10 years of his career as an engineer with Central Power & Light, now AEP, supervising the design of electrical distribution systems and the last 5 years as the senior industrial engineer responsible for overseeing the implementation of the proper rates and the design of lighting systems, heating and cooling systems, waste and heat recovery systems, demand and energy management control systems, and thermal energy storage systems.

Marco A. Arredondo, Inc. has performed predominant use and energy studies for industrial, state, and private sector businesses such as Texas Instruments, Motorola, and Texas State University. Marco’s leadership responsibilities have included serving as Chairman of the Corpus Christi Hispanic Chamber of Commerce and Secretary of the Corpus Christi Business Alliance, and Vice-Chair of Networking for the Texas Association of Mexican American Chambers of Commerce (TAMACC). Marco has also served as a board member of the Texas State Aquarium, the Corpus Christi Economic Development Corporation, and the Corpus Christi Conventions and Visitor Bureau. He has also served as the Region III Chair on the United States Hispanic Chamber of Commerce and represented Oklahoma, Arkansas, Texas,Louisiana, Missouri, and Kansas.


Year Established

500 +

Business Contracts

100M +

Dollars in Savings


Years Experience


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For any inquiries, questions or commendations, please call: 361-777-1335 or fill out the following form

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Head Office

610 Colonial Drive
Portland, Texas 78374


Tel: (361) 777-1335

Fax: 1-866-518-5687

Get a quote: 361-777-1335