About Us

Gary Brennen and Cyrus Izzo, co-CEOs Co-CEOs - Gary Brennen, PE, LEED AP and Cyrus Izzo, PE

Creating Exceptional Environments Consult + Engineer + Commission Commited to being the best

At Syska Hennessy Group, we create exceptional environments.

By combining our expertise with all of the next generation tools that technology has to offer, we are able to provide high performance engineering, consulting and commissioning solutions for the built environment.

We are committed to being the best, to advancing engineering design practice and to supporting our clients with integrity and commitment. Through our highly collaborative approach, we engage with our clients to help them meet their challenges head on.

We embrace social responsibility, both in our workplace and in our design practice.

And we are early adaptors of the 2030 Challenge, committing our practice to achieving carbon neutrality.  Our thought leadership section demonstrates that we're ahead of our industry's curve.

We are proud of our portfolio of international projects which include some of the world’s most technically sophisticated buildings.

To find out how we can help drive your business' success in a challenging economy, contact us.