As an employee-owned company, we’re passionate about every project.

Andy Trewick

President & Chief Executive Officer

"Construction is all about people, at Graham there are great opportunities for people to develop and maximize to their full potential in a construction company that they truly can have ownership in."

See Bio

Andy is an internationally experienced civil engineer with 30 years of experience in project management and the management of contracting businesses over three continents. He has a proven track record in overseeing the delivery of projects to time, quality and budget for key strategic clients under a variety of forms of contract and delivery models. He has been the catalyst behind major infrastructure business expansions, restructurings, acquisitions, and integrations. Since joining Graham in 2015, he has enhanced our Infrastructure procurement and work winning approaches while successfully building the Operational leadership team structure. He was promoted to COO in 2019, then quickly ascended to his current role as CEO. Andy holds a Bachelor of Science Degree with a concentration in Civil Engineering from Aston University in Birmingham, England.


Tim Heavenor


"Our teams have the expertise to plan, design, build, maintain and finance infrastructure and major facilities. Our people take responsibility so that our clients receive a reliable solution."

See Bio

Tim Heavenor has been Executive Vice President, Finance and Chief Financial Officer since December 2014, prior to which he was Senior Vice-President, Development and Strategic Investing and President of Graham subsidiary, Gracorp Capital Advisors Ltd. Tim brings nearly 30 years of experience in major project development, team building, strategic planning, private equity, business development and corporate finance. Tim is also a founding Director of the Connor Clark & Lunn GVest Traditional Infrastructure LP and the GVest Private Equity LP. Gracorp-managed funds have attracted investment commitments from over 300 employees of Graham as well as Canadian institutional asset management firms. Previously, Tim was one of three executives that led Manvest Inc., a private investment company, to top-quartile returns over a 10-year period. In that capacity, Tim served on numerous private company boards, including roles as chair, and on audit and compensation committees. Tim also has investment and commercial banking experience.


Tony Clark

Chief Legal & Risk Officer

"Our business is built on commitment, integrity and reliability – values that uphold our high standard of corporate governance and ethics. We safeguard our employees, clients and partners by conducting our business openly, honestly and safely."

See Bio

As Chief Legal & Risk Officer, Tony’s responsibilities involve managing a range of services including risk management, legal, communications, supply chain management, ethics and compliance, and corporate secretarial. Tony is chair of Graham’s Enterprise Risk Management Committee and Secretary to Graham’s Board of Trustees. Tony joined Graham in 2008 serving initially as Graham’s General Counsel. Prior to this, Tony served as counsel to an international engineering, project management and construction firm. Tony holds a Bachelor of Arts degree from the University of Calgary and Bachelor of Laws degree from the University of Alberta.


Colin Aitken


"At Graham, our employees, clients and subcontractors are all part of our team. When you put together talented people who have lofty but common goals, you’re bound to be successful."

See Bio

Executive Vice President, Buildings, since October 2017, Colin brings over 35 years of experience in the construction industry. Colin’s career began as a surveyor and site engineer on municipal and land development projects for a consultant engineering firm. A strong interest in the construction of large-scale building projects drew him to this aspect of the industry upon completion of his engineering degree. Colin spent the first 15 years after graduation in various project roles including Field Supervision, Project Management and Estimating on numerous retail, hospitality, office, multi-family, and institutional projects across Canada. Over the last 15 years, Colin has progressed through the various levels of Operations Management and has been responsible for the successful delivery of approximately $600 million of construction services annually in Alberta, British Columbia and select areas of the United States.


Cecil Dawe


"We prioritize the health and safety of our people and the protection of the environment to deliver projects in the safest, most responsible manner."

See Bio

Cecil began his career with Graham over 20 years ago. Throughout his tenure he has held progressively increasing roles, beginning as a Civil Engineer and then advancing to the management of large capital projects, until his most recent position as Executive Vice President of Graham’s Industrial and Infrastructure West divisons. His influential leadership and market expertise contribute to the growth and diversification of these divisions. Cecil also provides leadership to Graham's Indigenous Relations corporate service, aimed at developing processes and procedures for engaging with our Indigenous partners. He holds a Bachelor of Science in Civil Engineering from the University of Saskatchewan and has completed executive training from Kellogg School of Management at Northwestern University.


Ian Dickinson


"Great project outcomes start with an exceptional team. Through innovation, safety and continuous improvement, our people are dedicated to delivering our clients’ visions."

See Bio

Ian has over 23 years of experience with large scale and highly technical projects. He specializes in multi-faceted water treatment, biosolids, and environmental projects, including all aspects of project start-up and delivery: bid directing, negotiation, design, construction execution, commissioning and operations and maintenance. Ian has a Bachelor of Science Degree in Civil Engineering from the University of Leeds. In his former role as Vice President, Preconstruction Services, Ian used his technical experience to successfully manage stringent delivery schedules and a complex range of internal and external stakeholders, leading to the successful delivery of many significant projects.


Steve Smith


"Graham employees understand the structures they build are essential for communities to grow and flourish. That’s why our people are so dedicated to delivering successful outcomes."

See Bio

Steve has over 30 years of progressive leadership in the engineering and construction industry. His expertise covers all transportation and infrastructure sectors including highways, bridges, rail and transit, water and airports. Steve has implemented innovative organizational strategies and has led teams in business development, operations and project delivery functions in diverse business, geographic and economic environments. He has a Master of Science in Civil Engineering from the University of Colorado and a Bachelor of Science in Geotechnical Engineering from the Colorado School of Mines and is an active participant in various industry organizations.



Andrew Hill

VP, Buildings Ontario

Dave Corcoran

VP, Healthcare and Design-Build

James Groshak

VP, Operations, Alberta

Jason Pocock

VP, Pre-Construction and Shared Services

Lee Holland

VP, Buildings, British Columbia

Richard Ellis Smith

SVP, Buildings & Infrastructure, East

Trevor Doucette

VP, Stakeholder Management

Industrial & Infrastructure

Aaron Marlatt

VP, Construction Industrial, Mechanical / Electrical, Edmonton

Chris Eyre

VP, Operations

Darren Mickler

VP, Construction

Dwayne Weenk

VP, Operations, Alberta Industrial

June Verhelst

SVP, Construction Industrial Civil, Saskatoon

Katie Dempster

VP, Industrial Relations & Development

Shawn Jubinville

SVP, Maintenance & Turnaround

Tom Cole

VP, Infrastructure West


Jeremy Klarenbach

VP, Water

Eric Moltz

President, Moltz Construction

Corporate Services

Adam Burk

VP, Infrastructure Finance

Adrian Davies

VP, Supply Chain

Alisdair Dickinson

VP, Human Resources

Brian Janzen

SVP, Finance

Chris McNeil

VP, Equipment Shops and Yards

Matt Gramblicka

VP, Information Technology & Enterprise Applications

Mike Court

SVP, HSEQ & Sustainability

Mike Warner

VP, Finance

Philippa Brindley

VP, Operational Finance

Tyson Beaton

VP, Project Controls & Estimating

Weston Rudd

General Counsel

David Sutherland


Mr. Sutherland was elected Chairman of the Board of Trustees effective May 20, 2015 and a trustee the Board since September 2011. David was the former President and CEO of IPSCO Inc. from 2002 to 2007, a Regina-based steel and pipe company acquired by SSAB. He joined the company in 1977 and became CEO in 2002, retiring in 2007 after 20 years with IPSCO. He is currently Chairman of United States Steel Corporation, a Director of GATX Corporation and Imperial Oil Limited, and is a past member of the Board of Governors of the University of Saskatchewan.

John Connolly


Prior to joining the Board of Trustees, Mr. Connolly was a member of the Graham Executive Committee between July 2012 and December 2017. In this time, he held the title of Senior Vice President, Shared Services from 2018 to 2019 and Senior Vice President, Industrial and Corporate Services from 2017 to 2018. He held the title of Senior Vice President Infrastructure from 2002 to 2017. He is a long-term Graham employee joining Graham as a Project Engineer in 1981. With over 40 years’ experience in the construction industry, he has advanced his career from Project Management through Regional Management to Divisional Management and on to Executive Leadership. Mr. Connolly has a wealth of experience in cost evaluation, scheduling, planning, complex issue resolution and contractual responsibilities. John joined the Board at Graham in July 2019.

Terry Freeman


Mr. Freeman is the former Managing Director of Northern Plains Capital, where he was responsible for sourcing investments and investors, driving strategy, value creation and eventual exits for investments and corporate governance. Previously CFO of Flint Energy Services, Terry managed the financial and administrative operations of the company, including acting as Corporate Secretary. He is currently Chairman and CEO of Corrosion and Abrasion Solutions Ltd., a corrosion prevention services company. Terry has also served on the Board of Directors of numerous public and privately held companies. He joined the Board at Graham in April 2014.

Mary Hemmingsen

British Columbia, Canada, Trustee

A Chartered Professional Accountant, Ms. Hemmingsen previously held positions as a partner at KPMG and executive positions at Brookfield and BC Hydro where she led business development and project development activities respectively in the infrastructure and energy sectors. She sits on the Boards of several major companies including InstarAGF Asset Management and The Crossing Group. Ms. Hemmingsen completed the Harvard Business School Executive Management Program and earned a Bachelor of Business Administration Degree from Simon Fraser University. She joined the Board at Graham in October 2020.

Stuart O’Connor


Mr. O’Connor is the President of Timber Ridge Capital Ltd., a private holding and investment company. He is a former Partner at the law firm of Bennett Jones, a national law firm, the former Chairman of the Board of Flint Energy Services Ltd., a public oilfield service company, the former President and CEO of Merak Projects Ltd., an international software company. He has also co-founded and served in various capacities with companies in the oil and gas, financing, real estate and technology industries. Mr. O’Connor is also active in the community and currently serves on the Board of Governors of Hull Services and on various committees with the Calgary Stampede including having served as the Co-chair of the Centennial Committee celebrating the 100th Anniversary of the Calgary Stampede. Stuart joined the Board at Graham in July, 2015.

Mike Senger

Alberta, Canada, Trustee

Mr. Senger served as Senior Vice President of the Graham Industrial Division and a member of the Executive Committee between July 2012 and December 2017, when he retired. He joined Graham in 1982 and progressively advanced from junior project manager/estimator, senior project manager, branch manager, Division Vice President and then Senior Vice President. As SVP of the Industrial Division as well as the Corporate Asset Management and Labour Relations expertise groups, Mr. Senger was responsible for aspects of their business activities from project procurement through to project execution and client relations. Mike joined the Board at Graham in January 2018.

Brian Shelton


Mr. Shelton is a Senior Executive, Board Director, and Corporate Finance leader with the strategic vision to deliver results and create environments where change is successful. He is recognized for addressing complex business issues and delivering solutions that improve outcomes. Mr. Shelton’s expertise in the global business services sector and success as an investment banker advising on capital markets and mergers and acquisition transactions are hallmarks of his career. He recently completed a successful 16-years in leadership positions with Jacobs Engineering and previously CH2M Hill. He has sat on the Board of American Civil Constructors and, most recently, was an Independent Director at Milender White. He holds both a master’s degree from London Business School and bachelor’s degree from Arizona State University in finance. Mr. Shelton served as a member of Special Forces in the United States Marine Corps. He joined the Board at Graham in March 2022. 

Ron Graham

Chairman Emeritis

Mr. Graham began his construction career with Graham in 1962 in Moose Jaw, Saskatchewan, and has worked for over 50 years for Graham Construction companies. He held the position of President and Chief Executive Officer of Graham Construction Ltd. from 1967 to 1985. In 1985, he became the Chief Executive Officer and Chairman of the Board of Graham Group Ltd., through 2005. He has been a Trustee of Graham Income Trust since November 2005, and Chairman Emeritus since 2015. He is also on several Boards of Directors including Highwood Distillers Ltd., Atlas Concrete Inc. and Gramor Investments Inc. Mr. Graham holds a Bachelor of Science Degree in Civil Engineering from the University of Saskatchewan.