Sentinel Self Storage is a family-owned business with a twenty-five-year history of providing superior household and business storage units in multiple states on the East Coast. We are proud to be a part of the Eastern States Group network of businesses, a construction company around since 1953.
Now managed by the third generation of the family that started the business, Eastern States Group has established itself as a leader in the home building, leasing, self storage, construction, and development industries in Delaware and the Mid-Atlantic.
Sentinel Self Storage provides outdoor drive-up storage units, climate-controlled storage units, gated entry, moving and packing supplies, and much more. We offer various convenient self-storage facilities in Delaware, Maryland, New Jersey, and Pennsylvania.