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Andy West

Senior PartnerBoston

Brings deep experience to bear in helping mergers and acquisitions deliver growth through effective integration and new structures and governance

Andy West is a senior partner in McKinsey’s Boston office. He is our Global Transactions Leader within the Corporate Finance Practice, which includes Mergers, Acquisitions, Joint Ventures, and Divestitures. He counsels senior leaders across the healthcare, medical devices, high tech and industrials sectors on all aspects of acquisitions and divestiture strategy, deal making and integration.

Andy has extensive experience helping clients improve performance across the transactions value chain, from strategy and sourcing to diligence and integration. His passion also lies with supporting clients in driving large-scale commercial transformations through M&A, including redesigning the sales force, approaching marketing integration and strategy, building capabilities for enterprise selling, and driving cross-selling. He also has experience in restructuring, cost management, and large scale reorganization and transformation.

As part of his work on global mergers, acquisitions, divestitures, and joint ventures, Andy helps senior executives realize the greatest possible value from transactions, large-scale transformations, and turnarounds. He has worked extensively in the Americas, Europe, and Asia.

Published work

Understanding how US tax reform will affect divestitures,” McKinsey & Company, April 2018

A deal-making strategy for new CEOs,” McKinsey Quarterly, April 2017

"Managing the market’s reaction to M&A deals," McKinsey on Finance, May 2016

"How the best acquirers excel at integration," McKinsey on Finance, January 2016

"M&A 2015: New highs, and a new tone," McKinsey on Finance, December 2015

"How M&A practitioners enable their success," McKinsey on Finance, October 2015

"M&A as competitive advantage," McKinsey Quarterly, August 2013

"Taking a longer-term look at M&A value creation," McKinsey Quarterly, January 2012

Past experience

Summer consultant

Ernst & Young
Senior consultant


Kellogg Graduate School of Management, Northwestern University
MBA, finance, entrepreneurship, and strategic management

Washington University
BA, political science and economics