Marc J. la Magna

Turnstone Capital Management LLC (Turnstone Capital) is a venture capital firm founded in 2004 by Marc J. La Magna. The firm is headquartered in Norwalk, Connecticut.

Turnstone Environmental Technologies LLC develops applications of clean technologies. The company is headquartered in Rowayton, CT.

EnerSmart Storage LLC is a company that specializes in energy storage. The company is based in Solana Beach, CA and was founded in 2020 by James Beach, Marc J. la Magna. The company has invested and innovated in energy storage, helping build it into the largest energy storage market. EnerSmart Storage is developing a portfolio of utility scale energy storage projects throughout the world, and power grids. The company is developing the next generation of intelligent energy storage systems, using big data and predictive analytics to make the electric grid more reliable.

TruePath Wireless LLC developed and delivered proprietary terrestrial infrastructure platforms and products for the marine, aviation, and energy industry. It offered the TruePath wireless base station and CPE that delivers wireless link to the customer with minimal complexity and configuration. The company was founded on September 13, 2010 and was headquartered in Virginia Beach, VA.

Cedar Lane Asset Management LLC provides investment advisory services. It is an asset manager that sources and structures asset-backed loans to owners and distributors of entertainment content. The company was founded in 2006 and is headquartered in New York, NY.