A statement released on the official site gave Grant their public backing following reports that a deal to secure Martin O’Neill has fallen through.
“The entire board is 100% behind Avram,” Sullivan told ESPNsoccernet. “He is a really decent person who deserves our support.
“West Ham United is a club that does the right thing and the right thing at this time is to support the manager. We will do all we can to bring in players over the next 12 days and once we have achieved that we hope it will keep us up. I urge all supporters to rally behind the club at this difficult time.”