For almost 60 years, our team of engineers, technical specialists and project managers has created innovative solutions to solve our clients' most complex challenges.

We have been successful in the industry for almost 6 decades because of our unwavering commitment to engineering excellence.

Together, we serve a diverse client base of private and public sector clients across the country and internationally.

We are a multi-disciplined engineering consulting firm dedicated to ensuring that buildings function efficiently - over the short and long term – while working within each client's budgets, timetables, and aesthetic visions.

We are problem-solvers, relentlessly dedicated to delivering cost effective solutions and exceptional service.

In 2023, Crossey Engineering announced the merger with Salas O’Brien, an employee-owned engineering and technology firm. With more than 2,000 employee-owners operating from locations across North America, together we provide a full range of engineering and technical consulting services for government and private sector clients. 

Combining our skills and expertise means we can make an even more significant impact as innovation and technology leaders. Crossey keeps everything that has made the company successful while creating valuable opportunities to serve our clients better.

We continually explore new ideas and technologies to drive innovation and enhance the value we deliver. We leverage our expertise to maximize the potential of emerging technologies, methods, and research and provide progressive engineering designs to our clients.

We are industry leaders in the BIM/Revit software, mastering integrated 3D Mechanical and Electrical data-rich models since 2008.

Whether we are providing analysis, design or post-construction support, we work closely with clients by: