We sincerely appreciate for your supports and interests for us.

Building on our differentiated technological expertise and professionalism, E1 Engineering has consistently delivered top-tier engineering services across the environmental consulting, environmental engineering and SOC fields.

Since the introduction of the Integrated Environmental Management System in 2017, we have positioned ourselves as a pioneer in integrated permit consulting, while also advancing into the organic waste-to-resource business to grow as a comprehensive environmental and energy company.

Through continuous environmental innovation, we are committed to safeguarding public health, protecting the environment, and driving national growth under the Integrated Environmental Management System. E1 Engineering will continue striving to lead the industry as a total environmental consulting firm specializing in integrated permits.

We promise to keep strengthening the trust we have built with our clients and to deliver services that exceed expectations. Thank you.

Thank you.

Youngdae Lee, CEO