• IEC 61850 System Integration

    • Substation Design & Testing

    • DNP3 & Cyber Security

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Design & Consult

At Tesco we provide world-class consulting services in the fields of Substation & Distribution Automation, IEC 61850, DNP3 and other grid modernization technologies.

Construct & Test

Tesco has over 30 years of hands-on experience specifying, designing, and testing substations, where we have gained proficiencies with all major IED vendors.


Tesco is actively involved in many standardization activities, and we are your source for accurate, up-to-date and practical information on IEC 61850 and DNP3.


Tesco is excited to announce the Grand Opening of our new California branch in December/2017, which is focused on providing IEC 61850 systems integration services, and turn-key substations & control buildings

61850 University Training Offerings

61850 University

Tesco offers a broad range of consulting, testing and training services to the power utility sector, with a focus on IEC 61850/DNP3 solutions.

See our event calendar for upcoming training sessions.


Your source for accurate, practical and up-to-date information on IEC 61850 and DNP3.

Tesco Automation


Find out how we can assist in modernizing your substation with IEC 61850/DNP3.

Tesco Automation LLC
438 Marine Parade
Los Angeles, California
P.O Box 3184

Email: dtessier@tesco-group.com
Phone: +1 306 539 8400

Tesco Automation Rocks DistribuTECH 2018!

Tesco Automation had a great DistribuTECH show in San Antonio this year! People were searching us out to see the IEC...

IEC 61850 University Has Arrived In The Philippines!

IEC 61850 University has completed another successful course in the Philippines! We were fortunate to have trained ~30 engineers from the...

Increasing the Usability & Interoperability of IEC 61850: What Does Your Profile Look Like?

PACWorld America went off without a hitch, and we enjoyed the various presentations on IEC 61850, Cyber Security, Distribution Automation, and...


A list of some of our recognized accreditations and affiliations.