WINNER PHARMACEUTICAL & CHEMICAL INDUSTRY LTD.
NATIONAL SALT COMPANY NIGERIA PLC (NASCON)
JONAC ENGINEERING PLANTS (NIGERIA) LTD.
JOHN HOLT TECHNICAL PRODUCTS & SERVICES (A Div. of John Holt Plc)
JOHN HOLT SHIPPING SERVICES (A Div. of John Holt Plc)
JOHN HOLT LEASING SERVICES (A Div. of John Holt Plc)
JOHN HOLT FIRE PROTECTION (A Div. of John Holt Plc)