Sean Robertson

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Founding Partner

Sean Robertson is a distinguished attorney with over 21 years of experience, dedicated to serving high-net-worth individuals, business owners, seniors, and financial advisors with sophisticated estate planning needs. As the Managing Partner of Gateville Law Firm—a boutique practice specializing in estate planning, tax strategy, business planning, and asset protection—Sean crafts personalized legal solutions designed to preserve and grow your wealth.

With a robust background in real estate, transactional law, and advanced tax planning, Sean has negotiated complex commercial leases and orchestrated thousands of high-value transactions. Beyond his expertise in business and real estate matters, he is deeply committed to representing seniors and their families, understanding the unique challenges of downsizing, relocating, and managing inherited property. His deep knowledge extends to handling bond-in-lieu-of-probate transactions, providing strategic alternatives that help avoid the traditional probate process when appropriate.

Honed through challenging economic cycles, including the 2008 recession, Sean’s strategic approach combines practical insights with rigorous academic training. A graduate of DePaul University College of Law and the University of Illinois at Urbana-Champaign, he leverages his in-depth understanding of wealth and tax law to help clients navigate today’s dynamic financial landscape. His advanced asset protection strategies—including advising on Series LLCs and holding companies—ensure that your investments remain secure against potential legal claims and creditor actions.

Trusted by real estate brokers, financial advisors, investors, business owners, and especially seniors seeking thoughtful estate planning solutions, Sean Robertson is committed to providing the expert guidance you need to protect and grow your assets for generations to come.

Bar Admissions:

• Illinois, 2003

Education:

• DePaul University College of Law, Chicago, Illinois May 2003, J.D.
• University of Illinois, Urbana-Champaign, 1997, B.A. Political Science

Honors and Awards:

• Elite Lawyer, 2018 to the Present
• Voted One of the Best Law Firms in Fox Valley (2024)
• Voted The Best Law Firm in Fox Valley (2023)
• AVVO 10.0 Rating, 2018 to the Present
• Alumni Alliances, University of Illinois, Urbana-Champaign (2022)
• Former Board Member, DePaul University College of Law Board of Directors
• Former Board Member, DePaul University College Entrepreneurial Center
• 10 Best Client Satisfaction Estate Planning (2018)

Memberships:

• Member, Illinois State Bar Association
• Member, Wealth Counsel (2024 to the Present)
• Member, Yorkville Chamber of Commerce, 2021 to the Present
• Member, Oswego Chamber of Commerce, 2022 to the Present
• Estate Planning Faculty Presenter, National Business Institute, 2018 to the Present
• Member, Illinois Real Estate Lawyers Association, 2021 to the Present
• Member, Three Rivers Association of Realtors, 2021 to the Present
• Member, Joliet Regional Landlord Association, 2025
• Former Member, Mainstreet Organization of Realtors, 2020 and 2021
• Member, Realtors Association of the Fox Valley, 2021 to the Present
• Member, Kiwanis Club of Yorkville (Illinois), 2021 to the Present

Published Works & Certifications

• 10 Things New Trusts and Estates Attorneys Need to Know, National Business Institute (2022)
• 10 Things New Trusts and Estates Attorneys Need to Know, National Business Institute (2020)
• Trusts from Start to Finish, National Business Institute (2020)
• Advanced Business Contracts, Advanced Contract Examination and Drafting Techniques, National Business Institute (2019)
• Buying and Selling a Business, Start to Finish, National Business Institute (2019)
• Special Needs Trusts: Planning for Disabled Beneficiaries, National Business Institute (2018)
• IRA Trusts: Protecting Retirement Accounts, National Business Institute (2019)
• Conduit Retirement Trusts, National Business Institute (2019)
• Estate Planning and Planned Giving, The Salvation Army (2012)
• Estate Planning 101, Faith Community of St. Sabina (2011)
• Business Start-Up 101 Presentation to Entrepreneurship Class, Chicago State University
• Real Estate Asset Protection Seminar: Recovery From 2008 Recession
• Real Estate and Landlord Estate Planning & Asset Protection, Three Rivers Association of Realtors (2024)
• Panelist, Landlord Conference, Three Rivers Association of Realtors (2024)

Relevant Employment Positions:

• Partner, Robertson Legal Group, LLC, Partner (2004 to 2018)
• Founding Partner, Gateville Law Firm (2018 to Present)