PROFESSIONAL SERVICES

A professional services firm

How a professional services firm moved 19 years of email to Microsoft 365 with zero data loss

A 25 person firm moved nearly two decades of email into Microsoft 365 over a single weekend, with nothing deleted at the source until every mailbox was verified.

Of email moved with zero data loss
19 yearsOf email moved with zero data loss
THE CHALLENGE

Where They
Started.

The firm had run its email on an aging host for years. The team already lived in Outlook and Office files every day, and everyone agreed the move to Microsoft 365 made sense. One thing kept blocking it, and it was not technical. As the owner put it, losing 19 years of email would be an absolute disaster. They needed to feel completely comfortable before anyone touched the mailboxes. So the whole project was built around a single promise. Nothing at the source would be removed until every mailbox had been checked and verified on the new side. The fear was not the move. It was losing two decades of history that the business runs on every day.

If this sounds like your environment, the first conversation is free and takes 15 minutes.

THE WORK

What We
Did.

We never move and delete in one step. Every mailbox, calendar, and contact was copied into Microsoft 365 first, and the old host stayed intact and readable the whole time. Only once each account was verified on the new side was anything cleared from the source. It is the same zero data loss method behind every Microsoft 365 migration we run. Part of the move was getting the domain right so mail kept landing. If you want to see where your own domain stands first, our free DMARC record generator shows you in minutes.

01

Free intro call and mapping

We started with a short call to map exactly what they had. How many mailboxes, how large each one had grown after 19 years, the current host, and how the domain was set up. No surprises later.

02

A written plan and a fixed quote

We put the scope, the schedule, and the zero data loss guarantee in writing, with a fixed quote valid for two weeks. The promise was on paper before any work began.

03

Pre staging in the background

We synced mail, calendars, contacts, and files into Microsoft 365 while the team carried on working as normal. The source stayed untouched the whole time.

04

A weekend cutover

We ran the final cutover over the weekend with a clear expectation window, so Monday morning everyone simply signed in to the new environment.

05

An after service warranty

We stayed available daily for several weeks after go live to answer questions and handle small fixes, included at no extra cost. The firm paid in full only once that window closed.

We'd scope the same kind of engagement for your business, with timelines and effort against each stage.

If we lose 19 years of emails, this is an absolute disaster. We needed to feel one hundred percent comfortable. They left our old mailboxes alone until we had checked everything, and that is what won us over.
Owner · a professional services firmA professional services firm
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