Item 2. Properties
Item 2. Properties.
Substantially all of our operations are currently conducted at leased facilities, including our manufacturing processes, research and development activities, customer and technical support, and management and administrative functions. As of December 31, 2021, we occupied facilities with an aggregate total of approximately 367,000 square feet, increasing to 511,000 square feet in the first quarter of 2022, as follows:
United States
• Roselle Street Leases : 77,458 square feet of general office and laboratory space located on Roselle Street in San Diego, California. All of our existing leases for facilities on Roselle Street are scheduled to expire in May 2023.
• Vista Sorrento Parkway Lease : 73,929 square feet of general office space located on Vista Sorrento Parkway in San Diego, California, which is scheduled to expire in January 2028. We have two options to extend the term of the Vista Sorrento Parkway lease, with each option providing for an additional period of five years.
• Barnes Canyon Lease : 48,880 square feet of general office, manufacturing and warehouse space located on Barnes Canyon Road in San Diego, California, which is scheduled to expire in November 2023. We have a one-time option to extend the term of the Barnes Canyon lease for a period of not less than three years and not greater than five years.
• Marindustry Place Lease : 40,490 square feet of general office and warehouse space located on Marindustry Place in San Diego, California, which is scheduled to expire in April 2026. We have a one-time option to extend the term of the Marindustry Place lease for a period of no less than three years and no more than five years.
• High Bluff Sublease : 30,703 square feet of general office space located on High Bluff Drive in San Diego, California. The High Bluff sublease is scheduled to expire in March 2022.
• High Bluff Lease : 31,372 square feet of general office space located on High Bluff Drive, in San Diego, California. The High Bluff lease is a direct lease agreement for the same property subject to the High Bluff sublease. The lease term begins in April 2022 following the termination of the High Bluff sublease in March 2022, and is scheduled to expire in March 2024.
• Tech Center Lease : 181,949 square feet of general administrative, laboratory and research and development office space located on High Bluff Drive in San Diego, California. Phase I of the lease, consisting of 143,850 square feet, is expected to commence in the first quarter of 2022. Phase II of the lease, consisting of 38,099 square feet, is expected to commence in 2025. The lease term covering both Phase I and Phase II is currently expected to expire in April 2035. We have two options to extend the term of the lease, with each option providing for an additional period of five years.
• Shoreline Lease : 94,562 square feet of general office space located on Shoreline Drive in Boise, Idaho. The Shoreline lease term commenced in July 2020, and is scheduled to expire in June 2027. We have a one-time option to extend the term of the Shoreline lease for a period of three years.
International
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• Markham Lease : 667 square feet of general office space located in Markham, Ontario, Canada. This is a month-to-month lease that can be canceled by delivering written notice of no less than one month to the landlord.
We believe that the facilities that we presently occupy will be sufficient to support our current operations and that suitable additional facilities would be available to us should our operations require it.