Law Offices of Konstantinos K. Markakos
“If you ever wonder in the back of your mind when your in trouble or something happens cause things can happen so fast i promise THIS IS THE GUY TO CALL....”
Best Business Attorneys in Schaumburg, IL
23 firms listed · all 23 in Schaumburg · 2 open 24/7 · 5 open weekends · 19 rated 4.5+
Data verified October 24, 2026
Anselmo & Wojcicki
“Best of the Best - I refer Mike and his team to any Real Estate Agent looking for a Partner - or anyone I know needing representation in a Real Estate Transaction!!”
Gardi, Haught, Fischer, & Bhosale
“They were very thorough with me and answered all my questions in a timely matter.”
Law Office of Fedor Kozlov
“I am grateful the Law Office of Fedor Kozlov and attorney Iurie Oancea for the proffecional work in my case for Dissolution.”
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International Legal and Business Services Group
“She checked all of the boxes: extremely knowlegeable, very prompt in responding, and supportive with a very kind demeanor.”
M&A Law Firm
“Throughout, he maintained professionalism while also noting that ultimately the decisions are my own, and informing me of potential solutions and repercussions accordingly.”
The 23 firms shown for Schaumburg, IL advise companies on formation, contracts, ownership agreements and transactions. Whatever each one says about its practice areas and fee arrangements is drawn from its own website, and the ratings come from public reviews.
Area overview: Schaumburg, IL
All 23 firms we list here are in Schaumburg itself. We have 26 firms in Schaumburg on file; this page shows the highest-rated 23. The firms on this page are rated from 4.3 to 5.0 across 2,146 reviews; 10 have 50 or more reviews and 19 are rated 4.5 or higher. The topics that come up most in reviews of the firms on this page are "communication", "knowledge" and "expertise". 2 are open around the clock; 5 are open on Saturdays and 3 on Sundays. The practice areas the firms on this page list most often on their websites are business law (3), estate planning (3), real estate (3), real estate law (3) and business transactions (2). 1 shows a license on its website and 4 have a BBB rating of A or A+. Domain records put 20 websites of the firms on this page at ten or more years old; the oldest dates from 1996. 2 offer urgent consultations; 1 offers payment plans; 4 offer a free initial consultation and 1 is family- or locally-owned. 2 have Spanish-speaking staff. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.
Do business law firms listed for Schaumburg take bookings online?
2 of the 23 firms publish an online booking link. For transactional work that slot is usually an intake call, not time with the lawyer who would run your deal. Put the nature of the matter and its stage in the booking notes so the call starts usefully.
23 Legal
“Ben recently represented me in both the purchase and sale of a home, and I had a great experience working with him and the entire 23 Legal team!”
Kent Law Partners
“Attorney Harun, in particular, was incredibly friendly and welcoming, making the entire process much easier.”
Kananchuk Law Office
“Their compassion and deep understanding of the immigrant experience were evident in every interaction.”
Lavelle Law
“She kept me informed every step of the way and made sure she was available anytime I needed her.”
Gandhi Selim Law
“Being a professional should be a given in this line of work which she was but being able to explain the process and considerations I should make to someone who doesn't understand the law is what made her stand out.”
Glasgow & Olsson
“Glasgow has represented me for the past 7 months He is a very Formidable litigator and this expertise has resulted in a finding of not guilty he is worth every penny of his fees thank you Tom!!!!”
Donald L. Sadowski
“Don was able to get things done for me effectively, properly, and most important professionally.”
RMS Esquire
“He communicated with me throughout the whole process and was very tentative.”
Anthony J. Madonia & Associates
“They have aimed to collaborate with us to make a real impact of deep influence to our family, our team and our customers.”
Lageotakes Law Firm: Lageotakes Thomas
“Tom was very professional and got everything done in an hour in a half than my previous attorney tried to do in 2 weeks,which he never accomplished.”
Law Office of Robert J. Irsuto
“Best criminal lawyer in DuPage & Kane counties!”
Law Office of Franklin J. Furlett
“Thank you for helping me navigate through challenging situations and avoiding the worst.”
Dennis W Winkler
Trivedi & Khan
“Thank for helped us in closing a property for my grandparents.”
Robinson Payne
“He was able to point out some nuances I would not have caught, and was able to explain them in an easy to understand way.”
Kelley Kelley & Kelley
“I have always been, as has my clients, more than pleased with their professionalism, thoughtfulness and outstanding work.”
The Winkler Group
“Very caring and fair law firm- highly recommended!”
Why these companies made our list
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