21. RELATED PARTY TRANSACTIONS

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As a result of the acquisition of EnvisionTEC, the Company entered into certain agreements with entities affiliated with Mr. El Siblani, who served as a director and executive officer of the Company until his resignation November 5, 2021.

The Company is the lessee in a lease agreement with ATMRE, LLC, a leasing company, in which Mr. El Siblani is the sole member, for the Dearborn, Michigan facility utilized by EnvisionTEC. This lease extends through December 31, 2023. As of December 31, 2021, the Company recorded $0.3 million of right of use asset and $0.4 million of lease liability. During the year ended December 31, 2021, the Company paid $0.2 million of lease expense to AMTRE, LLC. The Company’s annual commitment to AMTRE, LLC is $0.2 million.

The Company is the lessee in a lease agreement with JES Besitzgesellschaft GmbH, a leasing company that is controlled by members of the immediate family of Mr. El Siblani, for facilities located in Gladbeck, Germany utilized by EnvisionTEC. This lease extends through December 31, 2022. As of December 31, 2021, the Company recorded $0.1 million of right of use asset and lease liability. During the year ended December 31, 2021, the Company paid $0.1 million of lease expense to JES Besitzgesellschaft GmbH. The Company’s annual commitment to JES Besitzgesellschaft GmbH is $0.1 million.

The Company is the lessee in a lease agreement with Sitraco (UK) Limited, a leasing company that is controlled by Mr. El Siblani, for an additional facility located in Gladbeck, Germany utilized by EnvisionTEC. This lease extends through December 31, 2022. As of December 31, 2021, the Company recorded $0.1 million of right of use asset and lease liability. During the year ended December 31, 2021, the Company paid $0.1 million of lease expense to Sitraco (UK) Limited. The Company’s annual commitment to Sitraco (UK) Limited is $0.1 million.

The Company has a distribution agreement with Sibco Europe Ltd., a distributor based out of the United Kingdom. Mr. El Siblani is Managing Director of and sole shareholder of Sibco Europe Ltd. The Company had immaterial sales to Sibco Europe Ltd. for the year ended December 31, 2021. In addition, Sibco Europe Ltd. provides sales and marketing support for EnvisionTEC GmbH. The Company did not incur any expenses to Sibco Europe Ltd for the year ended December 31, 2021. At December 31, 2021, the Company did not have accounts receivable or accounts payable due to or from Sibco Europe Ltd.

The Company also has an agreement with E3D Technology, a wholly-owned subsidiary of Sibco Europe Ltd., for services including research and development, maintenance, and marketing services. As part of the agreement, the Company also pays a fee for overhead at the facilities where these contracted services are being performed. During the year ended December 31, 2021, the Company paid $0.3 million service expense to E3D Technology.

As a result of the acquisition of Dental Arts Labs, the Company assumed certain lease agreements with a related party for facilities in Peoria, Illinois used for research and development and administrative purposes. These leases extend through July 31, 2029. As of December 31, 2021, the Company recorded $3.6 million of right of use asset and lease liability. During the year ended December 31, 2021, the Company paid lease expense of $0.2 million to the related party. The Company’s annual commitment related to these lease agreements is $0.6 million.