Exhibit

We consent to the incorporation by reference in the Registration Statements of Glowpoint, Inc. and Subsidiaries on Form S-3 (No. 333-192129) and Form S-8 (Nos. 333-226719, 333-150436 and 333-196474) of our report dated March 8, 2019, on our audits of the consolidated financial statements as of December 31, 2018 and 2017 and for each of the years then ended, which report is included in this Annual Report on Form 10-K to be filed on or about March 8, 2019.