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Catalyst IOS Doubles Midtown Footprint in 12,000-SF Lease at SL Green Tower

Industrial outdoor storage firm Catalyst IOS executes a five-year, full-floor lease on the 35th floor of 800 Third Ave. in Midtown Manhattan.

By OMI Desk ·

The Brief - Catalyst IOS signed a five-year, full-floor lease covering 12,000 square feet at 800 Third Ave. in Midtown Manhattan. - The transaction doubles the operator's corporate footprint from its prior 6,000-square-foot office space on the 27th floor. - Landlord SL Green controls the commercial high-rise property where the industrial outdoor storage company maintains its headquarters.

Industrial outdoor storage firm Catalyst IOS has expanded its corporate headquarters in Midtown Manhattan after signing a full-floor, 12,000-square-foot lease at SL Green's 800 Third Ave. building. The five-year deal allows the real estate operator to double its workspace footprint within the same high-rise property. The transaction transitions the tenant to a higher floor in the East Side commercial tower.

What are the key terms of the Catalyst IOS lease expansion? Catalyst IOS finalized a five-year lease agreement to occupy the entire 35th floor at 800 Third Ave., providing the firm with 12,000 square feet of commercial space. The deal replaces the company's prior footprint in the building, effectively doubling the physical footprint dedicated to its administrative and operational corporate headquarters in Midtown Manhattan.

| Location Layout | Total Square Footage | Occupied Level | | --- | --- | --- | | Previous Headquarters | 6,000 SF | 27th Floor | | Expanded Headquarters | 12,000 SF | 35th Floor |

How does the deal change the firm's physical workspace? Before executing the new full-floor agreement, Catalyst IOS operated out of a 6,000-square-foot office space situated on the 27th floor of the same Midtown property. By relocating up to the 35th floor, the company shifts from a partial floor to an expansive full-floor footprint, gaining double the overall square footage for its corporate operations.

Who owns the commercial property at 800 Third Avenue? The office tower at 800 Third Ave. is owned by SL Green, one of Manhattan's prominent commercial real estate landlords. SL Green maintains the high-rise asset within its core office portfolio, providing corporate real estate facilities to institutional, financial, and specialized industry tenants in Midtown Manhattan.

What is the core business focus of Catalyst IOS? Catalyst IOS operates as a specialized real estate company focused on the industrial outdoor storage market segment. The operator targets property investments, acquisition opportunities, and management functions for urban infill assets located in high-barrier-to-entry commercial markets across the United States.

What financial terms remain omitted from the report? Initial reporting from Connect CRE does not disclose the specific taking rent per square foot for the 35th-floor lease at 800 Third Ave. Additionally, the underlying reporting leaves out whether tenant improvement allowances, rent abatement periods, or concessions were included, and it does not name the brokers who represented SL Green or Catalyst IOS in the deal.

FAQ ### What primary source reported this commercial lease expansion? Connect CRE originally reported the details of the lease expansion executed by Catalyst IOS in Midtown Manhattan.

Are specific financial details or lease rates available in the source? No, the available source text does not state the per-square-foot rental rates, total contract value, or concessions for the transaction.

What market segment does Catalyst IOS specialize in? Catalyst IOS operates as an investment and property management company focused on industrial outdoor storage facilities located in high-barrier-to-entry urban infill markets.

Sources - [Connect CRE](https://www.connectcre.com/stories/catalyst-ios-expands-midtown-headquarters-space/)

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