Zigma Tadbir Engineers

Sigma Tadbir Engineers consulting company is one of the subsidiary companies of Tehran-Boston Engineers consulting company founded in 1969 in partnership with Metcalf & Eddy, Inc. which was subsidiary company of AECOM. As of November 1, 2009, the former subsidiary companies became known as AECOM Technology Corporation. Sigma Tadbir Engineers consulting company founded from Tehran-Boston Engineers in order to be a pioneer engineering consultancy company in oil, gas, and energy projects by continuing previous efforts in a specialized, concentrated, and specific-field organized company creating innovative, practical, and cost-effective engineering designs as well. Sigma Tadbir takes clients and stakeholders expectations for every project in to account. We have unique access to a complete range of value-added services that underpin everything we do. These include our advanced engineering services professionals who seek the best technical solutions to our customers’ challenges, in addition, our training and development experts who support our global capability and local content development.