John MacGregor – Biography
Last update: May 18, 2026Executive profile
John MacGregor joined Rudolph Libbe in 2013. John served as Director of Preconstruction at Rudolph Libbe.
John MacGregor is currentlyVice President of Preconstruction at Rudolph Libbe - View - Rudolph Libbe org chart
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- At Rudolph Libbe, John MacGregor has 31 colleagues including Jeff Schaller (President), William Rudolph (Chairman of the Board)…
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- In the Construction industry, John MacGregor has 28,466 colleagues in 1,209 companies located in 57 countries. 9,243 executive movements have been recorded in the last 12 months. Learn more about Construction.
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