From its inception, IGI has enjoyed co-operation and support from the international insurance and re-insurance markets. IGI's business partners include:

International Re-insurers:

• Lloyds of London
• SCOR, France
• Swiss Re of South Africa
• Africa Reinsurance Corporation
• AIG
• SOMPO, Japan
  

Local Re-insurers:

• Nigerian Reinsurance Plc
• Continental Reinsurance Company Limited
• Globe Reinsurance Company Limited
• Universe Reinsurance Company Limited
  

Re-insurance Brokers

• Alexander Forbes, U. K.
• Aon Group
• Marsh, Limited, UK
• United Insurance Brokers, U.K.
• Benfield Group
• Heath Lambert
• Willis
• HSBC Insurance Brokers