Paul Galvin, '84, founder & CEO of SG Blocks, rang the opening bell at NASDAQ to begin the exchange on Tuesday, July 18. Based in Brooklyn Heights, N.Y., SG Blocks had an initial public offering for 1.5 million shares of its common stock in June. The company is a leader in advancing and promoting the use of code-engineered cargo shipping containers for safe and sustainable construction with innovative solutions. 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.