Join the Largest Privately-Owned Self Storage Company in the World
Turn Your Property into a Manhattan Mini Storage Today
You’ve got the building. We’ve got the blueprint for success.
As Manhattan’s most recognized storage brand, we’ve helped shape the storage landscape of New York City and New Jersey—one facility at a time. Whether you're a private owner, investor, or real estate partner, we offer full-service self storage management, powered by the same team that operates hundreds of facilities across the U.S., Canada, and the U.K.
At Manhattan Mini Storage, we’re more than just storage experts, it’s our family legacy. We understand this market like nobody else because we helped build it. With the largest inventory of storage units in Manhattan and the highest market share in the borough, we’re the brand those on the East Coast know and trust when it comes to self storage.
Now, we’re bringing that same operational power to your property.
What Does the Third Party Management Program Include?
Smarter Operations
We’ll handle day-to-day management, staffing, training, and customer service with precision and polish. Our centralized systems and in-market teams keep your property running like a well-oiled machine.
Proven Marketing that Converts
Manhattanites know our name—our decades-long legacy means we’re already top of mind. Combine that brand power with our national digital marketing platform, and we’ll drive online rentals, high occupancy, and sustained revenue.
Revenue Management, Mastered
Our in-house pricing strategy isn’t one-size-fits-all. We tailor rates based on your local market and demand data to keep your NOI on the rise—all without you lifting a finger.
Maintenance & Property Care
From graffiti removal to elevator checks and climate control calibration, our field teams know what it takes to keep urban properties clean, functional, and complaint-free.
Why Partner With Manhattan Mini Storage?
Household Name in Manhattan
For over 40 years, MMS has been synonymous with New York City storage. With the highest number of storage units and locations in Manhattan, we know what it takes to thrive here.
Built in Customer Trust
We're not just another storage brand—we’re the storage brand New Yorkers think of first. That trust translates to higher conversions and long-term tenants.
Big-Box Power, Boutique Flexibility
Backed by StorageMart, one of the world’s largest privately held storage companies, we offer all the resources of a major operator—with the local expertise and personal attention that set Manhattan Mini Storage apart.
Ready to Unlock Your Property’s Potential?
“Whether you’re launching a new development or looking to improve an existing asset, our Third Party Management team will help you maximize your returns and minimize your stress. Let's turn your space into a high-performing part of the city’s most storied storage brand.”
–Herby Bowman, VP of Third Party Management
Award-Winning Self Storage Operator
Best Customer Service
StorageMart awarded "Best Customer Service" by Newsweek
Best US Search Campaign
Marketing Department awarded "Best US Search Campaign" by Global Search Awards
Training Top 100
Training Department awarded "Training Top 100" by Training Magazine
Best Print Design
Marketing Department awarded "Best Print Design" in the 2025 Ragan’s Video, Visual & Virtual Awards
Not in NYC? We've Got You Covered.
While our Third Party Management program includes Manhattan Mini Storage, we’re part of a larger family with a national reach. If your facility is outside the New York/New Jersey area or you’re looking to partner with a trusted brand like StorageMart, we’ve got a solution for you.
Our Third Party Management Program includes the option of both brands (location dependent) and brings decades of operational excellence, industry-leading marketing, and world-class support to storage owners and investors across North America no matter what brand name you go with.
Let’s find the right fit—no matter your location.