Related Blog: ForcePrepare.com
Astrea IT Services Pvt Ltd provides services on Salesforce platform. Services provided by Astrea include custom development in VisualForce and Apex, Force.com staff augmentation, and design of new products on Force.com platform. Astrea is a Salesforce Registered Consulting Partner.
Astrea also runs a free Salesforce certification site www.forceprepare.com.