"When David started with EMC eight years ago, it was a different business, with a different approach to engaging our channel partners. David took a long-term view to what was required, developed a five-year strategic business plan, and successfully executed on it.
"I congratulate him on his success and wish him all the best in his retirement. I look forward to working with him in his new role as consultant to the channel business, and providing ongoing strategy and management direction."
Mr Henderson stressed that he has not finished working, just "doing something different with my life."
His career has included positions with 3M, Toshiba, AST, 3Com and Tech Pacific.