The International Business Law Consortium (IBLC) is a global affiliation of independent law firms, tax and audit advisors, and related professionals. The network cultivates transnational legal knowledge to promote efficient, effective, and service-oriented professional support for businesses operating internationally.
The IBLC was founded in 1996 under the auspices of the Center for International Legal Studies (CILS), an Austrian-based non-profit organization. The network was originally created to enable law firms affiliated with CILS to participate in its legal research, education, and development programs.
IBLC provides a platform for its members to engage in:
While not a conventional legal network in structure, IBLC offers its members access to international contacts and resources to better serve global clients. Membership is selective and limited to firms with a strong reputation in their jurisdiction.
As of 2025, the IBLC has over 80 active member firms across more than 90 jurisdictions in North and Latin America, Europe, Asia-Pacific, the Middle East, and Africa. It includes more than 3,000 professionals.
Notable member firms include:
In the 2025 edition of the Chambers Global Guide, IBLC is ranked Band 2 in the category of Leading Law Firm Networks – Global Market Leaders. [1]
“The International Business Law Consortium (IBLC) is a leading legal network with a presence in established and emerging markets in North and Latin America, Africa, Europe and the Asia-Pacific region. The network has skills in handling major cross-border business matters for its clients, in the areas of tax, M&A and employment in particular. Made up of approximately 3,000 individuals, the network's global capabilities are further strengthened by its connections with other international organisations, including professional services consultancy network IECnet.” — Chambers & Partners, 2025 Global Guide
The IBLC is listed in the Yearbook of International Organizations published by the Union of International Associations (UIA). According to UIA, IBLC promotes independent legal advice, global advocacy, and knowledge-sharing in international legal practice. It is also associated with consultative and observer status at intergovernmental organizations through its relationship with CILS.