About the Authors
Mike Vorster & Michael Kelley
Michael Kelley
Michael Kelley is featured by Silvertrek Systems as a certified Vista Implementer, accounting expert,
educator, and hands-on problem solver. Silvertrek's public materials highlight his focus on translating
complex construction accounting and equipment workflows into practical, usable systems.
Mike Vorster
Mike Vorster is the author of Construction Equipment Economics V2 and leads C.E.M.P. Central,
which focuses on training and consulting for construction, mining, and quarrying equipment fleets.
His work emphasizes implementation and the use of lead indicators to improve utilization,
reliability, and cost outcomes.