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SEC data last refreshed 22 Aug 2026, 17:12 UTC
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W. W. Grainger (GWW) CEO History | CEO Tracker
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W. W. Grainger
GWW
Industrials
NYQ
$51.0B
GWW SEC filings last scanned 22 Aug 2026, 16:45 UTC
CEO Timeline
Donald G. Macpherson
Current
Oct 2016 — Present
(9y 11mo)
Donald G. Macpherson was appointed Chief Executive Officer of W.W. Grainger, Inc., effective October 1, 2016, succeeding James T. Ryan.
1 source filing — click to expand
James T. Ryan
Jun 2008 — Oct 2016
(8y 4mo)
James T. Ryan was appointed Chief Executive Officer and President of W.W. Grainger, Inc., succeeding Richard L. Keyser.
planned succession
3 source filings — click to expand
Richard L. Keyser
Since at least Feb 2005 — Jun 2008
(3y 4mo)
planned executive transition, separating CEO and Chairman roles
2 source filings — click to expand