Dave MacLennan
Login to view DISC.Vice President, GM Saint John Refinery at Irving Oil
📍 Quispamsis, New Brunswick, Canada
Dave MacLennan is a seasoned executive with over two decades at Irving Oil, currently serving as the Vice President and General Manager of the Saint John Refinery. His expertise spans petroleum refining operations, economics, and capital project execution, underpinned by a degree in Chemical Engineering from the University of New Brunswick.
Read the full overview →Experience
32 Years
Current Role
Vice President, GM Saint John Refinery
Job Level
Senior
Location
Quispamsis, New Brunswick, Canada
Personality Overview
How Dave shows up
Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.
Priorities
Topics Dave cares about
Refining Operations
As the GM of a 300 kbpd refinery, he is deeply involved in processing, safety, and supply chain optimization.
Energy Economics
Previous roles focused on refining economics, crude/feedstock trading, and driving initiatives to improve business competitiveness.
Career
Work history
10-2024
Vice President, GM Saint John Refinery
Irving Oil
8-2019 - 9-2024
GM Refining Economics, Feedstocks and Planning
Irving Oil
4-2017 - 8-2019
General Manager Core Busines Solutions
Irving Oil
7-2015 - 3-2017
Director Feedstocks, Planning & Technical
Irving Oil
12-2013 - 7-2015
Director Refinery Processing
Irving Oil
In the press
Media appearances
Irving Oil makes $40‑million investment in Saint John refinery. Featured in Irving Oil (Press Room)
See now
Education
1987 - 1992
Bachelor of Engineering (B.Eng.)
University of New Brunswick
Business/Commerce
Babson College
Strategy
Harvard Business School
Social presence
Behavioral profile
DISC profile (public)
DISC behavioral profile
Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.
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