Cold outreach for commercial cleaning that actually works

Do the deliverability work first, or skip the email entirely

Most cleaning companies start sending before doing any of this, burn their domain in a fortnight, and conclude cold email does not work. What actually happened is that their mail stopped being delivered — including, eventually, their quotes and invoices to existing clients.

1. Send from a separate domainBuy a close variant of your main domain and send cold mail only from that. Your primary domain carries your invoices and client correspondence and must never be exposed to cold volume.
2. Set up authentication properlySPF, DKIM and DMARC on the sending domain. Without all three, a large share of mail will not reach the inbox regardless of content.
3. Warm the domain slowlyStart at a handful of messages a day and build over several weeks. Sending a thousand on day one from a new domain is the clearest possible spam signal.
4. Verify every address before sendingBounces damage reputation fast, and guessed addresses from a purchased list bounce heavily. Validate first, every time.
5. Keep daily volume per mailbox lowSeveral modest mailboxes beat one aggressive one. Volume per mailbox is itself a signal.

The sequence: several weeks, three channels

One touch is not outreach. Facility managers are interrupted all day and are not waiting for you. The shape below works because it is persistent without being repetitive — each touch adds something rather than asking again.

What to actually say

The content matters more than the cadence, and one rule covers most of it: the message must be about their building, not about your company.

• Open with something specific and true about their site — floors, tenancy, a recent change, the building type.
• Name the problem you solve for buildings like theirs, in one sentence, in their language. Not "quality janitorial solutions". Something like restrooms staying stocked through a Friday afternoon.
• Ask one small question. A question is answerable; a pitch is not.
• Never attach anything to a first email. Attachments hurt deliverability and signal a mass send.
• Keep it under about eighty words. It is being read on a phone between two other problems.

On the phone, the strongest opener is honest and short: say who you are, that this is a cold call, and ask for thirty seconds. Facility managers respect it because everyone else pretends otherwise, and it buys more attention than any workaround.

Timing beats persuasion

The single biggest lift available in outreach is not better writing. It is contacting buildings where something has just changed.

• New buildings completing, and tenants moving in. No incumbent to displace.
• Ownership or managing agent changes. New management reviews every service contract.
• A new facility manager starting. They are looking for early wins and have no loyalty to the incumbent.
• Visible service failure — complaints, reviews, or a building that simply looks neglected when you drive past.
• Expansion, whether a new floor, a new site or a job posting that implies growth.

A modest message to a building with a live trigger beats an excellent message to a building where nothing has happened. Effort spent finding triggers returns more than the same effort spent on copy.