Sigma Labs Announces Proposed Public Offering of Common Stock

Sigma Labs, Inc. (NASDAQ: SGLB) ("Sigma Labs" or the "Company"), a leading developer of quality assurance software for the commercial metal 3D printing industry, today announced that it has commenced a proposed underwritten public offering of shares of common stock. All of the shares of common stock in the offering are to be sold by Sigma Labs. The offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or the actual size or terms of the offering. In addition, the Company intends to grant the underwriter an option to purchase additional shares of common stock up to 15% of the aggregate number of shares of common stock to be sold in the offering.