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Business Details
22 Years
experience
Trusted Chicago Legal Services
The Tzamouranis Constantine G Law Office, P.C. has provided quality legal services to individuals and businesses in the Chicago area since 2004. Our firm combines extensive legal experience with personalized client service, focusing on estate planning, real estate, and business law. We prioritize thorough preparation, rigorous advocacy, and long-term client relationships to address both current legal challenges and future needs. Our attorney, Constantine G. Tzamouranis, brings over 15 years of experience in strategic business transactions, complex estate planning, and real estate matters. We serve clients through offices in Orland Park and Roselle, Illinois, with a commitment to accessibility and responsiveness. Our approach emphasizes practical solutions tailored to each client's unique circumstances, including business formation, asset protection, probate, and commercial litigation.

We maintain active involvement in the Illinois legal community and provide bilingual services to English and Greek-speaking clients. Our track record includes successful representation in business disputes, real estate transactions, and estate administration matters. We focus on minimizing legal risks while maximizing client outcomes through detailed analysis and strategic planning. Our clients benefit from direct attorney access, transparent communication, and a dedication to preserving their interests in both transactional and litigious matters.
Services
Estate Planning Real Estate Business Law Business Litigation Probate Law
Details
  • Year established: 2004
Highlights and features
  • We offer over 15 years of legal experience in Illinois court systems
  • Our attorney provides personalized estate planning strategies for complex assets
  • We handle both transactional and litigation matters under one roof
  • Our team maintains direct attorney-client communication throughout all cases
  • We serve English and Greek-speaking communities with cultural understanding
What people say
Outstanding and professional Knowledgeable staff Highly recommend Extremely responsive Strategic planning
Services
Estate Planning
We create comprehensive estate plans to protect assets and ensure client wishes are followed. Our services include wills, trusts, powers of attorney, and succession planning. We help clients minimize tax implications while creating legally sound documents that reflect their specific needs and family situations.
Real Estate
Our real estate practice covers residential and commercial transactions, property tax appeals, and landlord-tenant disputes. We assist with purchase agreements, title reviews, zoning issues, and contract negotiations to ensure smooth property transfers and regulatory compliance.
Business Law
We provide business formation guidance, contract review, and operational counseling for companies of all sizes. Our services include entity selection, employment policy development, and strategic business planning to help clients navigate legal requirements and protect their commercial interests.
Business Litigation
We represent businesses in commercial litigation matters including contract disputes, shareholder conflicts, and real estate-related lawsuits. Our approach focuses on efficient resolution while protecting client interests through strategic legal representation in negotiations and court proceedings.
Probate Law
We guide executors and beneficiaries through probate proceedings while handling estate tax planning and trust administration. Our services ensure proper asset distribution according to client wishes while minimizing legal complications during the post-mortem settlement process.
People
Constantine G. Tzamouranis
Attorney at Law
Constantine G. Tzamouranis (Gus) has practiced law since 2004, specializing in estate planning, business law, and real estate. He graduated from John Marshall Law School in 2000 and DePaul University in 1995. Gus serves as pro bono counsel for multiple nonprofits and maintains active memberships in the Illinois State Bar Association and DuPage County Bar Association.
Questions
What areas of law does your firm specialize in?
We focus on estate planning, real estate transactions, business law, and commercial litigation for clients in the Greater Chicago Area.
How do you handle estate planning for complex assets?
We create customized plans considering real estate holdings, business interests, and tax implications to ensure proper asset protection and distribution.
Do you assist with both residential and commercial real estate?
Yes, we handle all aspects of residential and commercial real estate transactions including contract review, title issues, and property tax appeals.
What business law services do you provide?
We assist with business formation, contract review, employment policies, and strategic planning for companies of all sizes.
How do you approach business litigation cases?
We focus on efficient resolution while protecting client interests through strategic legal representation in negotiations and court proceedings.