Andrew P. "Andy" Cores
About Andrew P. Cores
Andrew P. Cores is a lawyer based in Wheaton, IL and has been recognized in The Best Lawyers in America® since 2021. Andrew P. Cores is recognized in the following practice area:
- Wheaton, Illinois
- Family Law
Current Firm: Esp Kreuzer Cores LLP
Education: Northwestern University, J.D., graduated 1993
Location: Wheaton, IL
Nearby Lawyers
Partner at McDermott Will & Emery -- 1991 - present Co-chairman at McDermott Will & Emery -- 2010-present Previously, head of Trial Department and head of White Collar Criminal Defense Practice Group. Served as an Assistant U.S. Attorney in the Northern District of Illinois from 1986-1991 focusing on the prosecution of white-collar crime.
Gabriel Aizenberg is a commercial litigator representing corporate and individual plaintiffs and defendants in complex proceedings in federal, bankruptcy and state courts and arbitration forums. He focuses his practice on litigation areas such as fraud, contractual disputes, business torts, breach of fiduciary duty, claims of violations of non-competition and non-solicitation agreements, trade secret misappropriation, and government contracts. Gabriel has experience in post-judgment proceedin...
Gretchen M. Wolf is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar and Litigation - Regulatory Enforcement (SEC, Telecom, Energy). Gretchen M., who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gretchen M. is held by other top lawyers in the same geographic and legal practice area.
Laurie Levin is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Real Estate Law. Laurie, who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Laurie is held by other top lawyers in the same geographic and legal practice area.
Gregg Dorman is a partner in Nixon Peabody’s Real Estate group and has more than 35 years of experience representing sellers, purchasers, landlords, tenants, owners, investors, and developers on real estate transactions across industries and asset types, including retail, office, industrial, mixed-used, healthcare, entertainment, and sports venue projects. My focus I represent clients on all aspects of complex commercial real estate transactions, including the acquisition, disposition, ...
Elise J. McGee advises high-net-worth individuals and business owners on all aspects of wealth-transfer planning, including estate and trust administration, leveraged wealth-transfer techniques, tax matters, cryptocurrency and QSBS planning, real estate transactions and closely held business matters. Elise has extensive experience working with owners of closely held businesses to develop governance and succession plans, and on corporate, tax and compliance matters relating to those businesses...
Eric Moch W. is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Eric, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric is held by other top lawyers in the same geographic and legal practice area.
Brian J. Tiemann counsels public and private companies on a broad range of employee benefit matters, including matters related to pension plans, 401(k) plans and executive and incentive compensation. He advises plan fiduciaries with respect to their fiduciary duties, investment policies and alternative investments. He also advises multinational clients on global employee benefits matters, particularly with respect to global incentive compensation plans. Brian has extensive experience negotiat...
Brian gets things done: a nationally ranked lawyer with engineering and business expertise who’s just as comfortable trying cases in the courtroom as he is creating solutions at the negotiation table. As a trusted advisor and first-chair trial lawyer, Brian has represented clients through every stage of litigation on both sides of the “v” from pre-suit negotiations through trials and verdicts to appeals and judgment enforcement. Earlier in his career, Brian finished graduate...
John represents large publicly traded and privately held businesses in controversies, transactional matters and tax planning involving state and local corporate income/franchise taxes, gross receipts taxes, sales and use taxes, and other business privilege taxes. He also defends clients in state tax audits and litigation before courts, administrative agencies and departments of revenue throughout the country. In addition to his state and local tax practice, John is also one of the nation&rsqu...
Explore and Learn
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Unenforceable HOA Rules: What Homeowners Can Do About Illegal HOA Actions
by Bryan Driscoll
Not every HOA rule is legal. Learn how to recognize and fight unenforceable HOA rules that overstep the law.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.