Nokia announced plans on Wednesday to purchase push-email provider Intellisync for a cool $430 million. Nokia is looking to bolster its offerings against rival Research In Motion (maker of the BlackBerry). Intellisync has has approximately 450 employees.

By acquiring Intellisync, Nokia is positioned to deliver the industry’s most complete offering for the development, deployment and management of mobility in the enterprise.

The transaction is expected to be completed in the first quarter of 2006.