$ 300-600 per hour
also known as Olivia Long, Olivia St. Clair
Olivia’s practice focuses on cases involving complex financial and business analysis, in cases litigated to trial as well as mediation and negotiated settlements.
Before founding O. Long Law, LLC, Olivia practiced commercial and securities litigation at an AmLaw 100 law firm. This experience allows her to provide sophisticated financial solutions for her clients.
Olivia assists her clients in managing the emotional toll of divorce-related conflict and finding long-term solutions that provide financial security as well as closure.
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Practice Areas
$ 300-600 per hour
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Chat withState: California
Acquired: 2010
No misconduct found
State: Illinois
Acquired: 2010
No misconduct found
909 Davis Street, Ste. 500, Evanston, IL, 60201
18 Client Reviews
Showing 1 - 5 of 18 reviews
Posted by anonymous | August 10, 2026 | Hired Attorney
Olivia is a great head attorney and stepped in toward the end to resolve the issues quickly
I chose this firm after meeting with the head attorney, and I felt very confident after speaking with her. My case was later handled by another attorney, who may have been newer, and I noticed several drafting errors in my MSA that I needed to point out. This made parts of the process feel slower tha...
Posted by Dean | August 10, 2026
Outstanding Family Law Attorney!
Olivia, who is incredibly intelligent in her field, with impeccable credentials, was referred to me while I was going through a very complicated divorce. She was immediately accessible, listened, which you don't find often in this field of law and gave me advice that, to this day, I pass on to other...
Posted by DAVID | August 06, 2026 | Hired Attorney
Outstanding!
I am an experienced business attorney who has referred several clients to Olivia. Everyone has thanked me profusely. Her combination of professionalism, knowledge and practical tenacity is very impressive. Giving her 5 stars is the easiest decision I made today.
Posted by anonymous | August 05, 2026 | Hired Attorney
Exceptional Family Law Team
I can’t say enough good things about Olivia and Alex. Going through a divorce and post decree litigation has been one of the most stressful experiences of my life, and having them in my corner has made all the difference. Olivia is incredibly knowledgeable, thoughtful, and strategic. She takes the...
Posted by anonymous | August 05, 2026 | Hired Attorney
Business Divorce/Asset Split - Great for Attorney Referrals
I referred a client to Olivia during negotiations in a business divorce matter when I had to go on leave. Olivia and team picked up right where I left off and finished the deal. Six months after closing, the client still tells me how well the case finished for them and how Olivia was kind, smart and ...
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2026
Super Lawyer, SuperLawyers
2025
Elite Lawyer, New World Report
2023
Best Family Law Firm, New World Report
2017 - Present
Attorney, O. Long Law, LLC
2015 - 2017
Attorney, Strauss & Malk, LLP
2013 - 2015
Attorney, Steptoe & Johnson, LLP
2011 - 2013
Attorney, Novack & Macey, LLP
2026 - Present
The Lilac TreeBoard Member
2026 - Present
Circuit Court of Cook County Domestic Relations DivisionParenting Coordinator
2025 - Present
Lyric Opera of ChicagoMember, Young Professionals Board
2023 - Present
Illinois State Bar AssociationWomen and the Law Committee
2018 - Present
Lesbian and Gay Bar Association of ChicagoJudicial Evaluation Committee
2021 - 2025
Illinois State Bar AssociationSexual Orientation and Gender Identity Committee
2019 - 2024
University of Chicago Graduate Student Legal ServicesLiaison
2017 - 2026
Woman's Club of EvanstonRevue Creative Team
2009
J.D
2004
B.A.
2002
2026
2025
2025
2024
2024
2023
How to Prepare Yourself for Divorce
2020
2025
2025
English
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