Toronto, Ontario and New York, New York--(Newsfile Corp. - May 14, 2018) - Micromem Technologies Inc. ("Micromem") ("the Company") (CSE: MRM) (OTCQB: MMTIF) announces it has extended two unsecured convertible debentures totaling $1,060,000 CDN to October 26, 2018 that matured in April, 2018; and two unsecured convertible debenture totaling $300,000 CDN and $200,000 USD to November, 2, 2018, that matured in May, 2018 with all other terms remaining the same. The Company repaid unsecured debentures totaling $20,000 originally secured in April, 2017, and, $25,000 and $30,000 originally secured in January, 2017; and, partially repaid $60,000 of an unsecured debenture totaling $133,000 originally secured in January, 2017, with $73,000 being extended with other terms remaining the same; and, the Company issued 1,720,544 shares to partially repay $134,977 USD including interest of a debenture totaling $263,000, initially secured in October, 2017 of which $131,500 remains outstanding and due in October, 2018.