Import certificate from another account or link to my Company account

If you need assistance in merging your accounts, please contact AWS Support at: https://support.aws.amazon.com/#/contacts/one-support?formId=trainingCertification.

Based on AWS Certificate Manager (ACM) functionality, certificates cannot be directly transferred or linked between AWS accounts. However, you can resolve this by importing your certificates into your company account.

To import certificates into ACM in your company account:

1. Export the certificate from your personal account: You'll need to obtain the certificate file, private key, and certificate chain from your personal AWS account or from wherever the certificates are stored.

2. Import into your company account:

• Open the ACM console in your company account
• Choose "Import a certificate"
• Paste the PEM-encoded certificate body (begins with -----BEGIN CERTIFICATE-----)
• Paste the PEM-encoded, unencrypted private key (begins with -----BEGIN PRIVATE KEY-----)
• Optionally paste the PEM-encoded certificate chain
• Add any tags if needed
• Choose "Import"

Important considerations:

• Certificates are regional resources, so you must import them into each AWS Region where you need to use them
• ACM does not provide managed renewal for imported certificates - you'll need to manually renew and reimport them before expiration
• The cryptographic algorithm of the certificate must match the algorithm of the signing Certificate Authority
• Each certificate must be imported one at a time if you have multiple certificates with the same domain name

This approach will allow you to have your current certificates available in your company account without any direct linking between accounts.
Sources
Import certificates into AWS Certificate Manager - AWS Certificate Manager
ImportCertificate - AWS Certificate Manager
Import a certificate - AWS Certificate Manager