Analyzing the ISS Top Operators from 2024

August 21, 2024

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4 min

It’s that time of year again!

Inside Self-Storage has released its 100 Top Operators (and 50 Top Management Companies).

Last year, we did a comparison of the 2023 list versus the 2010 list. There were a lot of interesting facts to pour over after 13 years, especially considering how much the self storage industry has changed in just the last handful of them!

This year, let’s take a look at the 2024 list and compare it to 2023 to see if we can learn anything new.

First, what IS this list?

In case you’re not in the know, ISS releases a list of top operators and a list of top management companies each year.

The full lists (which you can purchase on ISS’s website here) include a lot of hand details, including how much square footage the company owns or manages, the number of facilities, units, and more.

Ranks are determined solely based on size, with more square footage leading to a higher rank. Operating styles, revenue, and other metrics are not factored into the ranking.

Think of it as a “largest operators” list rather.

Top Takeaways from the 2024 List

Alright! Enough with the setup—let’s get into the meat of it.

While you’ll need to obtain the list from ISS to see the details, we’ve crunched some numbers, made some comparisons, and have come up with a few interesting trends and observations.

The 100 Largest Grew Larger

1. Top 100 owners grew by 2% (sq. ft.)

Yes, the largest operators are continuing to grow. This isn’t likely to stop any time soon, if for no other reason than that a larger operation means more capital to play with.

But what does that growth look like? In a year where the pandemic boom had fully cooled and more traditional rental and lease-up trends returned, just how much did the top operators grow?

The number is 2%.

The top 100 operators grew 2% from 2023 to 2024. This is to say, if you take the top 100 operators of 2024 and compare them to the top 100 of 2023 (which don’t necessarily include the exact same operators), the 2024 list has around 2% more total square footage.

Consolidation Continues

REITs grew by 10.4% (sq. ft.)

The REITs outpaced others. This shouldn’t surprise any of us, but it’s worth looking at the numbers.

While you could look at the top 100 growing as a sign of consolidation, it’s not very useful without something to compare it to. So let’s compare the REIT data to the top 100 as a whole.

REITs grew by about 10.40%.

On a percentage growth basis—not a raw square footage basis, which would be even more stark a difference—REITs grew about five times faster than the other top 100 (including themselves) combined.

While there is still plenty of room for smaller operators in the industry, it’s impossible to ignore that more and more space is being absorbed by these large national operators.

Management Companies Are Growing Fast

1. Top 50 management companies grew ten times faster than the Top 100 owners

Taking a moment to compare the Top Owners and Top Management Companies, we can see that management companies seem to be booming.

In fact, the Top 50 Management Companies list grew by 22.51% in managed square feet since the 2023 list. That’s huge!

While most of this growth admittedly comes from REITs—especially Extra Space—we can’t ignore that they still grew about twice as much as the Top Owners even excluding the REIT presence from the management list.

Here are some numbers:

  1. The Top 50 Owners (for the sake of parity) grew by about 1.88%
  2. The Top 50 Management Companies grew by about 22.51%
  3. Excluding REITs from Management, the number is about 4.42%

Wow. Even without the REITs on the management list (and INCLUDING them on the owners list), management companies more than doubled the pace of growth compared to owners.

There are a few assumptions we can make about this data:

  • Management companies are effective, so they’re gaining more business
  • More small operators are leaning on third-party management to compete
  • It’s easier to grow managed space than owned space (due to less investment)

 Some or all may or may not be correct, but it’s an interesting topic to look at!

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2024’s New Top Operators

Let’s congratulate the companies that were added to the top operators lists since 2023!

In total, 15 operators broke into the top 100 owners, and 11 broke into the top 50 management companies.

New Top 100 Owners (alphabetically):

  1. Adams Property Group
  2. Aki KB Minibodegas
  3. Bitteroot Holdings/Cedar Creek Capital
  4. Boardwalk Development Group
  5. Cubix Asset Management
  6. Go Store It Management LLC
  7. Gulf Atlantic Asset Management
  8. JustStorage
  9. NitNeil Partners
  10. Patriot Holdings
  11. RecNation Storage
  12. SAFStor
  13. Security Public Storage (Baco Properties)
  14. Self Storage Capital Partners
  15. Uplift Development Group LLC

New Top 50 Management Companies (alphabetically):

  1. Adams Property Group
  2. Arizona Mini Storage Management Co
  3. Avid Storage
  4. Crescendo Properties/Crescendo Self Storage Management
  5. Cubix Asset Management
  6. My Storage Group
  7. National Business Management
  8. Progressive Realty Partners
  9. Self Storage Consulting Group
  10. The Storage Mall Management Group
  11. The Storage Manager

Congratulations to all of you!

congrats

Owners with the Largest Improvement

The newest operators on the list aren’t the only ones we should be congratulating.

Here are the top 3 operators in terms of rank improvement:

  1. Stor-It Self Storage LLC. 98 (2023) to 44 (2024)
  2. True Storage LLC. 87 (2023) to 67 (2024)
  3. My Storage Group. 95 (2023) to 75 (2024)

Here are some of my other favorite posts to check out!

At StoragePug, we build self storage websites that make it easy for new customers to find you and easy for them to rent from you.

Want to hear from some of these top operators?

Experts from companies on this list and more join us as guests on Gabfocus each month!

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