Company: SION
Filing Date: 2025-03-20
Form Type: 10-K
Source: 0002036042-25-000005
Chunk: 180

Company: Sionna Therapeutics, Inc.
Filing Date: 2025-03-20
Form: 10-K
Item: Item 2
Chunk 180
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ITEM 2. PROPERTIES

Our principal facilities consist of office and laboratory space. Our corporate headquarters is located in Waltham, Massachusetts, where we occupy approximately 24,051 square feet of office space at 21 Hickory Drive, Suite 500, Waltham, Massachusetts 02451. We sublease approximately 6,399 square feet of such 

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laboratory and office space. The current term of our lease expires in November 2030. We have the option to extend our lease for an additional five-year term at market-based rates.

We believe these facilities are adequate for the foreseeable future and that suitable additional space will be available as and when needed. To meet the future needs of our business, we may lease additional or alternate space. We believe that suitable additional or substitute space at commercially reasonable terms will be available as needed to accommodate any future expansion of our operations.