Ted Callahan

Elementum Ventures LLC (Elementum Ventures) is a venture capital firm founded in 2013 by Kurt A. Keilhacker and Ted Callahan. The firm is headquartered in Menlo Park, California.

PLAE, Inc. designs and manufactures shoes for children. It offers sandals, sneakers, hi-tops, boots, and rubber shoes. The firm sells its products through stores in California, Washington, Michigan, Connecticut, Maryland, New York, and Pennsylvania. The company was founded by Ryan Ringholz in 2012 and is headquartered in San Francisco, CA.

Celery LLC provides non-computer users to send and receive emails and digital photos. It offers exchange email without a computer or internet access. The company was founded in 2004 and is located in Troy, NY

McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY.