Jeffrey A. Safchik

SEMCO Energy, Inc. supplies and markets natural gas. It also also owns and operates businesses such as SEMCO Energy Gas Company and ENSTAR Natural Gas which involve in natural gas, propane distribution, intrastate pipelines and natural gas storage. The company is headquartered in Plymouth, MI.

Raydiance, Inc. manufactured software-controlled ultrashort pulse (USP) lase. The company was founded by Jeff Bullington, Peter J. Delfyett, Scott H. Davison, Joel W. McCleary and Barry Martin Schuler in 2003 and was headquartered in Petaluma, CA.

Cardean Learning Group LLC provides management and administrative consulting and technical services to not-for-profit, profit, and education sectors. It offers advice and assistance services relating to the marketing, recruitment, and enrollment management of new students. It engages in the implementation and maintenance of various accounting and administrative records, procedures, development and maintenance of relationships with a range of external constituencies, including schools, businesses, and communities; and support of financial aid and student accounts functions through management and consultation. The company was founded in 1997 and is headquartered in Chicago, IL.

KinderCare Education LLC engages in the provision of early childhood education services. Its business lines operate under the KinderCare Learning Centers, Knowledge Beginnings, CCLC, The Grove School, Champions, and Cambridge Schools brands. The company was founded by Lowell J. Milken in 1969 and is headquartered in Portland, OR.

KUE Management, Inc. provides early childhood education programs primary-through-secondary curriculam and supplemental educational services at physical locations and online schools and home schooling environments. The company is headquartered in Santa Monica, CA.

The Knowledge Universe Learning Group LLC operates a nationwide network of private elementary and middle schools. It provides early childhood education in more than 300 community-based and corporate sponsored centers in the U.S. It operates under various brand names including Children's Discovery Centers and Knowledge Beginnings. The company is headquartered in Santa Monica, CA.

Greenstreet Acquisition Corp. is a blank check company. It is seeking, through an initial business combination, to acquire a business with potential for growth, without limit to a particular industry. GRST Acquisition LLC is the sponsor of Greenstreet Acquisition Corp. Greenstreet Acquisition was organized in May 2007 and is headquartered in Coconut Grove, FL

K1 Ventures Ltd. engaged in providing investment services. The company was founded on 7 July, 1970 and was headquartered in Singapore.

Knowledge Learning Corp. provides childcare and educational services. It operates community-based centers, science adventures summer camps, academic science programs, and children's creative learning centers. The company was founded in 1983 and is headquartered in Portland, OR.