Our Team
Walter Koppelaar
President
Walter guides the vision and provides overall direction to support the continued growth of iSPAN. Walter brings a wealth of experience from his years working alongside his family to build Walters Group into a world-class structural steel fabricator and erector.
Dwayne Van Harberden, P.Eng.
Vice President & General Manager
Dwayne is responsible for providing overall leadership to ensure that all departments are moving in the same direction. A key part of his role is facilitating and coordinating communication between the design team, builders and consultants.
Douglas Fox, P.E., P.Eng.
Engineering Manager
Doug oversees design and provides engineering support for installation of iSPAN systems - always with an eye to safety, efficiency, and cost savings for the customer.
Dwayne Schaus
Director of Sales
As head of our sales division, Dwayne works directly with architects and developers to help them understand how our systems could work for their projects, and value engineers plans and budgets to support specific projects.
Jessica Howells
Financial Controller
Jessica oversees and manages the finance functions for iSPAN. As a member of our senior management team, she prepares budgets, provide financial reporting, manages job costing and works with outside financial stakeholders.
David McMullen
Director of Construction
In his role as Director of Construction for iSPAN, Dave oversees all construction to complement the project management process, ensuring smooth delivery of all projects.
Kirk Wagenaar
Plant Operations Manager
As Plant Operations Manager, Kirk oversees production of all projects to ensure that iSPAN has the right people, products and processes for each job.
Brian Ulrich
Senior Project Manager
Brian is our Senior Project Manager overseeing the on site construction of major iSPAN projects from initial design, right through to on-site completion.
Brandon Pettit
Technical Sales Representative
Brandon helps developers and building professionals develop and plan projects.
Nick Barnim
Technical Sales Representative
As a Technical Sales Representative, Nick focuses on educating potential customers about our systems and working with them to price projects.
Tyler Bouwman
Technical Sales Representative
As a Technical Sales Representative, Tyler answers design, installation and technical questions for our customers, and works with them to provide project estimates.
Scott Kerr
Detailing Manager
As Detailing Manager, Scott oversees our team of detailers who work with our clients to provide construction drawings and shop details.
