Company Information

Company Information


CHI Engineering delivers real results for the LNG, Natural Gas and LPG industries. Leveraging 40 years of experience and innovation, our team of dedicated professionals provide unmatched engineering, procurement, and construction (EPC) services.

We bring first-hand knowledge of best practices, facility components and logistics, and the latest technologies to solve our clients’ complex challenges. We make a commitment to keep clients involved in the process and informed as expectations are met and exceeded. Our experience in plant startup, operations, and maintenance is unmatched within the industry. By focusing on these key areas in the beginning design stages, we ensure that the completed project provides our clients with simplified operations and maintenance.

At CHI Engineering, responsibility and accountability are encouraged at every level. CHI Engineering empowers its professional staff to continuously grow and improve in order to better meet and exceed the expectations of clients in both emerging and established markets.

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CHI Engineering delivers process design, detailed engineering, and project engineering services to clients to ensure that each project maximizes cost efficiency from the earliest stages of planning.

At CHI Engineering, we are focused on refining and improving current processes and practices to provide clients with forward thinking solutions. By implementing proven technologies, we enhance the performance and dependability of every project.

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CHI Engineering provides complete procurement solutions including proposal support, RFP preparation, contract negotiations, materials evaluation, transportation logistics support, and management of supplier activities. CHI maintains strong vendor relationships with key equipment and valve providers to insure schedule commitments are met.

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Construction Management

CHI’s construction managers have specific expertise in construction practices and logistics of LNG and NG facilities. With in-house fabrication capabilities, CHI Engineering is able to reduce the disruption to client sites, while maintaining quality and safety standards.


Office Location

430 West Road
Portsmouth, NH 03801
Phone: 1-888-538-2141 or 603-433-5654
Fax: 603-431-1721
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