SG Blocks to Host Fourth Quarter and Year End 2019 Financial Results Conference Call on Monday, March 30, 2020 at 4:30 p.m. ET

SG Blocks, Inc. (Nasdaq: SGBX) ("SG Blocks" or the "Company"), a leading designer, innovator and fabricator of container-based structures, will hold a conference call on Monday, March 30, 2020 at 4:30 p.m. Eastern time to discuss its results for the fourth quarter and year ended December 31, 2019. Financial results will be issued in a press release prior to the call.

SG Blocks CEO Paul Galvin and CFO Gerald Sheeran will host the listen only conference call. Management will be available following the call for individual investor calls. To schedule a call with management please contact [email protected].

Please call the conference telephone number 5-10 minutes prior to the start time. An operator will register your name and organization.

The conference call will be broadcast live and available for replay at http://public.viavid.com/index.php?id=138446 and via the investor relations section of the Company's website at www.sgblocks.com.

About SG Blocks, Inc.

SG Blocks, Inc. is a premier innovator in advancing and promoting the use of code-engineered cargo shipping containers for safe and sustainable construction. The firm offers a product that exceeds many standard building code requirements, and also supports developers, architects, builders and owners in achieving greener construction, faster execution, and stronger buildings of higher value. Each project starts with GreenSteeltm, the structural core and shell of an SG Blocks building, and then customized to client specifications.