CONCENTRIC ENERGY CORP

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Amended Initial Registration Statement

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Rule 506

Registration (IPO) statement under Securities Act of 1933

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Rule 506

FILED AS OF DATE: 20060505

FILED AS OF DATE: 20060222

FILED AS OF DATE: 20060111

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