Practice area

World Tax Reviews

Baker McKenzie

Baker McKenzie's multidisciplinary team offers a full range of tax services. The firm's client list includes companies in the healthcare, digital and technology, media and telecommunications industries.

Key members of the team include partner John McDonald and senior counsel Gregg Lemein.


Deloitte is one of the largest tax service firms in the US and advises on general corporate tax, indirect tax, tax planning, global employer services, M&A and private wealth.

The firm’s Chicago office comprises 75 professionals. Darcy Alamuddin is the principal and leader of the central region in the firm's transfer pricing practice but advises on both transfer pricing and international tax. 

Tom Driscoll is the US managing partner for international tax, transfer pricing and indirect tax. Driscoll's practice focuses on tax-advantaged financing strategies, tax-efficient supply chain structuring, hedging and risk management strategies and repatriation techniques.

Deloitte offers a number of resources to help clients stay on top of tax issues, including Dbriefs, tax Newsletters and its Tax@Hand app.

DLA Piper

DLA Piper's Chicago practice offers clients tax and business planning advice in connection with domestic and multi-jurisdictional transactions and investments. The firm's tax practice comprises one partner and two other fee earners, including practice lead Tom Geraghty.

During the research period the firm represented two private equity companies on the tax elements of significant M&A deals.

The firm's client list includes major multinational corporations, large pension funds, private equity and hedge funds, investment banks and commercial banks, among others.

Kirkland & Ellis

The majority of the significant work done by the Chicago office of international firm Kirkland & Ellis - which also serves as its HQ - is focused on transactional matters. Outside of that, it is also active in controversy work on a regular basis and regularly assists with the tax aspects of multi-billion dollar fund formations.

One key recent example of its work saw a team led by partners Greg Gallagher and Mike Carew advising Bain Capital Private Equity in connection with its $3.2 billion carve out of the Diversey Care and Food Care divisions of Sealed Air, a deal that involved work in more than 40 jurisdictions worldwide.

Perhaps the most notable recent change to the team was the addition of tax planning and transactional tax partner Lee Morlock, who joined the firm from Mayer Brown in the summer of 2017.

Mayer Brown

Mayer Brown provides tax advice to a broad group of clients, including financial institutions, multinational corporations and investment funds. The firm offers services in tax planning, consulting global reorganisations and restructurings, intangibles and transfer pricing among other things.

The team comprises 13 partners and 13 other fee earners, including co-heads Jim Barry, Tom Kittle-Kamp and Joel Williamson. Barry is a key member in the firm's tax practice. He has represented a wide variety of major companies in M&A, financings and other matters. He is also the chair of the University of Chicago Tax Conference.

During the research period the firm represented Tribune Media Company, Chicago Baseball Holdings and Northside Entertainment Holdings in cases contesting proposed deficiencies in tax of $181.7 million and proposed penalties of $72.7 million.

Skadden Arps Slate Meagher & Flom

David Polster oversees the tax practice at Skadden Arps Slate Meagher & Flom. The firm offers a range of transactional, litigation and regulatory services to local, national and international clients.

The firm comprises four partners and 19 other tax professional, including Luke Maher, Lea Malewitz and Michael Rizza who joined the firm in 2016.

During the research period the firm represented Fortress Investment Group on the tax aspects of its acquisition by SoftBank Group.

It also advised American Capital on the tax elements of two transactions valued at more than $4 billion, including the largest-ever business development company merger.