Mark Greer represents registered investment companies, independent board members and registered investment advisers on a broad range of regulatory and compliance matters that arise under the federal securities laws. A market leader well versed in advising exchange-traded funds (ETFs) — an intricate and rapidly growing sector of the investment management industry — Mark regularly counsels ETF providers on emerging legal and regulatory issues and developments. Mark is also the partner-in-charge of the firm’s Chicago office.
Notably, Mark assisted a global asset manager with launching its first-ever product line of ETFs in the United States. Mark is a sought-after thought leader in the ETF and cryptocurrency space, representing some of the largest ETF issuers in the United States.
More broadly, Mark represents registered investment companies and investment advisers in all aspects relating to the federal securities laws, particularly in connection with drafting and reviewing registration statements, proxy statements and other regulatory filings, as well as other legal documentation for the formation, organization and ongoing operations of registered investment companies and ETFs; drafting exemptive orders seeking relief from certain federal securities laws; and assisting other novel projects.
Mark also represents investment companies in responding to regulatory issues raised by federal regulators and advises independent board members of registered investment companies on various transactional, regulatory and compliance matters, including in their review of advisory and distribution contracts.
Featured Representative Matters
Represented Invesco Capital Management in a first-of-its-kind conversion of the $400 billion Invesco QQQ Trust, Series 1, from an exchange-traded fund (ETF) organized as a unit investment trust (UIT) to an ETF organized as an open-end management investment company.
Assisted clients in implementing recently adopted U.S. Securities and Exchange Commission (SEC) rules.
Assisted in the ongoing representation of a mutual fund complex in connection with the launch of a suite of ETFs, including drafting and reviewing registration statements and compliance procedures, responding to SEC inquiries, and preparing necessary documents.
Performed a comprehensive review of the compliance manual and compliance policies and procedures of an investment company and its investment adviser.
Assisted in the representation of several leading global investment firms, including matters related to the organization and registration of investment products.
Oversee the ongoing representation of several mutual fund complexes with respect to the launch of new products and registration statement preparation
Assisted in the preparation of requests by an investment adviser for exemption from SEC rules.
Community Impact
Mark serves on the board of directors for the nonprofit Legal Council for Health Justice (LCHJ). In his role, Mark assists with fundraising efforts and oversees the organization’s finances to ensure LCHJ operates with sufficient financial resources to serve thousands of low-income Illinois residents facing chronic and stigmatized health conditions each year.
Memberships
Member, Board of Directors, Legal Council for Health Justice
Member, Investment Management Subcommittee, Chicago Bar Association
Member, Stradley Ronon Inclusion Committee
Recognitions
The Legal 500 US Elite (Chicago: Banking & Finance) (2026)
The Legal 500 US (Mutual/Registered/Exchange-Traded Funds) (2024)
Notable Rising Stars in Law, Crain’s Chicago Business (2021)
Featured Speaking Engagements
Panelist, “Old Vehicles, New Tricks: Navigating Innovation,” Stradley Ronon at ICI 2026 Investment Management Conference
Presenter, “2026 Directors' Institute,” Mutual Fund Directors Forum
