Enfission was inactive at March 31, 2020 and December 31, 2019. The Company did not invest in Enfission during three months ended March 31, 2020 and invested approximately $9.2 million in Enfission from Enfission’s date of inception of January 24, 2018 to December 31, 2019. The Company entered into a management and administrative services agreement with Enfission on January 25, 2018 whereby the Company provided four of its personnel to Enfission, at a rate of $100,000 per person per year, for a total charge to Enfission of $400,000 in 2019. For the three months ended March 31, 2019, $200,000 was charged to Enfission and was recorded as a $100,000 reduction of general and administrative expenses and a $100,000 reduction of research and development expenses for the period. No management and administrative services were provided and charged to Enfission for the three months ended March 31, 2020.

The Company also provided research and development consulting services to Enfission. The total consulting services was $0 and $0.4 million for three months ended March 31, 2020 and 2019, respectively, recorded under the caption “Other income from joint venture” in the accompanying condensed consolidated statement of operations.

As of March 31, 2020 and December 31, 2019, the total receivable due from Enfission was approximately $0 and $0.4 million, respectively, which represents management and administrative services Lightbridge charged to Enfission for the year ended December 31, 2019.