--- title: "About Tenant Migration | DuoCircle LLC" description: "Secure email queuing service for Office 365 and Google Workspace tenant migrations. Prevents email loss with 45-day retention and Message Replay technology." image: "https://tenantmigration.com/images/og-default.png" canonical: "https://tenantmigration.com/about/" --- About # Tenant Migration Secure email queuing service for Office 365 and Google Workspace tenant migrations. Prevents email loss with 45-day retention and Message Replay technology. ## Part of the DuoCircle LLC Family Tenant Migration is part of the [DuoCircle LLC](https://www.duocircle.com) family of email products, built and run by an email security company that has been operating under the same customer-first charter since 2014\. Each product solves a specific email problem for organizations the incumbents won't engage with at their price tier. Headquarters 5965 Village Way, Suite 105-234 San Diego, CA 92130 Contact [+1-855-700-1386](tel:+18557001386) [support@duocircle.com](mailto:support@duocircle.com) ## DuoCircle Product Family [ Alumni Forwarding Enterprise Email Forwarding for University Alumni ](https://alumniforwarding.com)[ AutoSPF Automatic SPF Flattening & Email Authentication Management ](https://autospf.com)[ DMARC Report DMARC Reporting & Email Authentication Management ](https://dmarcreport.com)[ InboxIssue Email Deliverability Testing ](https://inboxissue.com)[ MailFlow Monitoring Round-Trip Email Infrastructure Monitoring ](https://mailflowmonitoring.com)[ NuReply AI-Powered Cold Email Outreach ](https://nureply.com)[ OutboundSMTP Enterprise SMTP Relay Service ](https://outboundsmtp.com)[ Phish Protection Phishing Protection & Email Security ](https://phishprotection.com)[ DuoCircle Trust Security and compliance evidence, on request, without the procurement gauntlet. ](https://trust.duocircle.com) ## Frequently Asked Questions What is Tenant Migration? Secure email queuing service for Office 365 and Google Workspace tenant migrations. Prevents email loss with 45-day retention and Message Replay technology. Who is behind Tenant Migration? Tenant Migration is a product of DuoCircle LLC, an email security company founded in 2014 and headquartered in San Diego, CA. DuoCircle provides email security solutions trusted by businesses worldwide. How do I contact Tenant Migration support? You can reach our support team at support@duocircle.com or call +1-855-700-1386\. For sales inquiries, email sales@duocircle.com. ```json {"@context":"https://schema.org","@type":"Organization","name":"Tenant Migration","url":"https://tenantmigration.com","logo":{"@type":"ImageObject","url":"https://tenantmigration.com/images/tenantmigration-logo.png"},"description":"Secure email queuing service for Office 365 and Google Workspace tenant migrations. 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