Name

State of Incorporation
or Organization

Business

% of
Ownership

IBC Trading Company

​

Texas

​

Export Trading

​

100 

%

IBC Capital Corporation

​

Texas

​

Investments

​

100 

%

IBC Charitable and Community Development Corporation

​

Texas

​

Community Development

​

100 

%

Premier Tierra Holdings, Inc.

​

Texas

​

Liquidating Subsidiary

​

100 

%

International Bank of Commerce

​

Texas

​

State Bank

​

100 

%

Commerce Bank

​

Texas

​

State Bank

​

100 

%

International Bank of Commerce, Zapata

​

Texas

​

State Bank

​

100 

%

International Bank of Commerce, Brownsville

​

Texas

​

State Bank

​

100 

%

International Bank of Commerce, Oklahoma

​

Oklahoma

​

State Bank

​

100 

%

Diamond Beach Holdings, LLC

​

Texas

​

Merchant Banking

​

100

%

Gulfstar Merchant Banking I, Ltd.

​

Texas

​

Merchant Banking

​

70 

%

Gulfstar Merchant Banking II, Ltd.

​

Texas

​

Merchant Banking

​

70 

%

Gulfstar Merchant Banking III, Ltd.

​

Texas

​

Merchant Banking

​

50 

%

Gulfstar Merchant Banking IV, Ltd.

​

Texas

​

Merchant Banking

​

50 

%

​

​

​

​

​

​

​

​