Gregg is a respected authority on estate and trust matters with more than 30 years of experience in taxation and wealth preservation strategies. He represents individuals, families, and fiduciaries on estate planning, federal estate and gift taxation, generation-skipping transfer taxes, probate, and trust administration.

Gregg also advises business owners on effective succession planning and tax structures. He knows that the goals of individual family members are sometimes out of sync, and when family conflicts come into play, he applies his negotiating skills and conflict resolution experience to help minimize family disputes, avoid litigation, and protect the interests of beneficiaries and other parties.

For many individuals and families, philanthropy is a top priority. Gregg advises his clients on the formation and management of charities, foundations, and other non-profit organizations.

Author of "Handling Closely Held Business Interests and Other Special Assets" for the Illinois Institute for Continuing Legal Education publication, Estate Planning for Illinois Attorneys: The Basics and Beyond, Gregg is a frequent speaker on estate planning and estate and trust administration. Gregg has also testified before the IRS on behalf of ACTEC, giving comments to proposed regulations on basis consistency and reporting laws. He is currently the president of the Chicago Estate Planning Counsel and is a past president of the Chicago Bar Association Trust Law Committee. Gregg also served as chair of the firm’s Estate Planning & Wealth Transfer group for 17 years.