Executive Team

Patrick Thera


President, Calian SED

Patrick Thera joined Calian SED in 1985 and he became President of Calian SED in 2012. He has obtained extensive experience in satellite communications, program management and business development through his progressive roles spanning over 30 years with the company. Patrick holds a B.Sc. Hon. in Computer Science from the University of Saskatchewan.

Dan Baril


Vice President, Communication Gateways and Planning Systems

Dan Baril has over 25 years of experience and has held a variety of technical and management roles with Calian SED. Dan is responsible for business development and project execution within Calian SED’s Gateway and Planning Systems’ business sector. Dan holds a B.Sc. and M.Sc. in Computer Science from the University of Saskatchewan.

Seann Hamer


Vice President, Marketing and Business Development

Seann Hamer has over 30 years of industry experience in the satellite and cable networks industries. With a strong technical background combined with a focus on customer relationships, Seann consistently finds innovative solutions to solve customer issues. As the VP of Marketing and Business Development Seann is responsible for expanding the overall sales base of the company in and beyond its traditional lines of business.

Darryl Kacher


Vice President, Engineering

Darryl Kacher is responsible for the operation and evolution of Calian SED’s Engineering Department, in which Systems, Hardware and Software developers design and deliver complex and innovative solutions.  He is a Professional Engineer, a member of the IEEE, and has a combined degree in Electrical Engineering and Computer Science from the University of Saskatchewan.  He has been with the company for over 20 years.

Bob Pratt


Vice President, Finance and Administration

Bob Pratt has over 20 years of executive experience in transportation and manufacturing. Bob is responsible for Accounting, Finance, Human Resources, Information Systems, Facilities, the Project Management Office and Administrative Support. He works closely with the management team providing guidance and support on all financial matters. He holds a Bachelor’s degree in Commerce from the University of Saskatchewan and is a CPA, CA.

Terry Rohrke


Vice President, Test, Aerospace and Defence

Terry has more than 36 years of experience at Calian SED in various technical and managerial roles. These include production engineering, project and satellite operations management, and business development. Terry is responsible for developing lasting and growing relationships with major prime contractors and DND on government defence programs, and other companies that can benefit from Calian SED’s engineering and manufacturing services. Terry is also responsible for the successful execution of the programs within the business unit.

Darren Schlageter


Vice President, Ground Communication Systems and Service

Darren has over 25 years of experience in various positions of increasing responsibility in engineering, project, and management roles with Calian SED.  He is responsible for identifying new opportunities, building customer relations and ensuring good project execution and meeting critical schedules. He holds a Bachelor’s Degree in Engineering from the University of Saskatchewan.

Mike Tourigny


Vice President, Manufacturing

Mike Tourigny has over 30 years of experience at Calian SED, including more than 20 years in senior management roles. Mike is responsible for the Manufacturing operation including procurement, assembly, test, service and logistics. He holds Bachelor’s Degrees in Engineering and Computer Science.