Bernard “Bernie” Marcus, co-founder of The Home Depot and prominent Republican donor, has died at age 95, according to an internal memo obtained by CNN. The Home Depot has not yet publicly commented on his death.

Marcus, whose net worth is estimated at $7.4 billion according to Bloomberg's Billionaire Index, co-founded The Home Depot with Arthur Blank in 1978. Under her leadership, the company expanded to over 2,300 stores and reached a market value of nearly $400 billion.

This is a developing story and will be updated as more information becomes available.