Note 15. Leases

As of December 31, 2022, the Company had operating leases for its offices, manufacturing facilities of ESS Metron, and a ground lease for the Rockdale Facility, that expire on various dates through January 2032.

During the year ended December 31, 2022, the Company executed an amendment to the ground lease for the Rockdale Facility to add a second 100-acre tract of land, adjacent to the land subject to the original ground lease, for an additional $0.9 million in annual payments. The term of the amended lease is scheduled to expire on January 31, 2032, followed by three ten-year renewal periods at the Company’s option, unless terminated earlier. Concurrent with the amendment to the ground lease, the Company extended the term of its Water Reservation Agreement for the Rockdale Facility (see Note 19. Commitments and Contingencies).

As of December 31, 2022 and 2021, operating lease right of use assets were $21.7 million and $13.2 million, respectively, and operating lease liabilities were $22.3 million and $13.4 million, respectively.

The following table presents the components of the Company’s lease expense, which the ground and facilities’ leases are included in Cost of revenue and the office leases are included in Selling, general, and administrative on the Consolidated Statements of Operations:

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The following table presents supplemental lease information:

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The following table represents our future minimum operating lease payments as of December 31, 2022:

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