Since 1988, Keystone Engineering Inc. has partnered with clients to deliver smart, reliable engineering and design solutions. Our multi-discipline team combines technical expertise with a strong commitment to safety, quality, and efficiency to support projects of all sizes. With strategically located offices and a trusted family of affiliated companies, we provide responsive, end-to-end services across industries including Oil & Gas, Petrochemical, Manufacturing, Utilities, Marine, Mining, and Renewable Energy.


With licensing across the United States (blue), our offices are strategically located to allow optimal responsiveness and flexibility to execute projects across a wide range of capital expenditures.

Keystone is committed to relentless improvement in Health, Safety and Environment. Our exceptional HSE performance for over three decades demonstrates this commitment. We recognize that the total commitment to safety must be integrated into every facet of Keystone’s business.
Keystone is effectively positioned to meet your company’s expectations for HSE management and continual improvement. Our systematic approach and experience adapting our processes to numerous HSE Management System frameworks will allow for seamless integration with your company’s HSE-MS.
We are honored to be recognized for excellence in safety, operational performance, and community engagement. From workplace safety achievements to business and industry honors, these recognitions reflect our unwavering commitment to delivering high-quality solutions while upholding the values that define our company. Each award represents the dedication of our team and the trusted partnerships we’ve built with clients, industry organizations, and the communities we serve.










