OTC BB Press Releases - May 1, 2007 (part 1)

CRVH:OB - Chilco River Holdings Closed Initial Private Placement Funding

HEMA:OB - HemaCare Corporation Announces Earnings Release Date and Conference Call for First Quarter 2007 Financial Results

MSBT:OB - MedaSorb Technologies Corporation Begins Trading on Frankfurt Stock Exchange

ONGO:OB - On The Go Moves Closer to Profitable Status with Q3 Debt Reductions and Growing Gross Margins

PWAC:OB - Power Air Receives Frost and Sullivan Excellence in Technology Award

PCSV:OB - PCS LabMentors Announces Expansion of Relationship With CPCC

RMDX:OB - RemoteMDx Featured in Exclusive Interview With WallSt.net

RDGA:OB - Ridgefield Acquisition Corp. Announces Decision Not to Go Forward With the Spin-Off of Subsidiary

SPCO:OB - Hansen and Enterprise Informatics Announce Strategic Partnership

UTYW:OB - Unity Wireless Introduction of the New Management Team Continues

UDHI:OB - Union Dental Anticipates 1st Quarter 2007 Revenues to Increase

WWAT:OB - WorldWater & Power to Present At The Jefferies 3rd Annual Global Clean Technology Conference

ZLDV:OB - Zaldiva to Celebrate Free Comic Book Day Saturday, May 5th