How to register or transfer product license to another company with new serial number and account id?

Note: Product must be same version edition to transfer the license if the service plan is expired on the old serial license.

• Get the download for the latest full version product
• Selecting manual activation during the installation  and enter Company B serial number and account ID. This can be obtained by Sage Knowledgebase with new Company B account id or calling Customer Service.

ONLY if the old company had the latest edition would you be able to transfer the license to the new company by Clicking  Help--Upgrade your Sage 50 product, for step by step instruction see related resource article 10334

DocLink: How to upgrade from a lower edition of Sage 50 to a higher edition or change the number of licenses?