If you have run an HVAC, plumbing, roofing or electrical company for fifteen years, you are sitting on thousands of names. People you did a job for. People who asked for a quote and went quiet. People who were on a maintenance plan until the card on file expired. Most of them would call you again if they thought of you first. The trouble is that nobody at the company has the time to remind them. Database reactivation is the work of reaching back out to that list on purpose: cleaning it, splitting it into groups that need different messages, and contacting each group with a reason to reply. It is usually the cheapest new work a contractor can find, because these people already know your name and your trucks. Here is how we build one for a trade company: what to pull, who to contact first, what to say, and the rules that keep it clean.
Start with the export, not the message
Whether you run on Jobber, ServiceTitan or a spreadsheet, the first step is the same: export every customer and every estimate with the dates attached. You want contact details, service address, last job date and type, the last estimate and its outcome, and any maintenance plan history. Then clean it before anyone sends a thing.
- Merge duplicates. The same homeowner often shows up under three spellings.
- Remove the people who asked to be left alone. Anyone who unsubscribed, complained or told a tech "don't call me" stays off, permanently.
- Mark moves and sales. If the house sold, the address now belongs to a new owner who needs a contractor. That is a different list.
- Verify email addresses and phone numbers. Old lists bounce. A burst of bounces from your domain hurts every email you send after it, including invoices.
Split the list into groups that need different words
One message to everyone is how reactivation turns into spam. The groups we start with for home service companies:
- Open quotes. Estimates sent in the last year that were never accepted or declined. These are the warmest names on the list. The homeowner had a real problem and talked to you about it.
- Lapsed maintenance customers. People who were on a plan and stopped. Often a card expired or nobody called to book.
- One-time repair customers. They paid you once and have not needed you since.
- Big-ticket customers from years back. A system or a roof from eight or ten years ago, coming up on the next decision.
- New owners at old addresses. Houses you worked on that have since sold.
Each group gets its own reason to reply. The open quote hears "is this still on your list." The lapsed plan hears "you are due." The ten-year-old system hears "here is what to watch for at this age."
What to say, group by group
Keep every message short, in the owner's voice, with one ask. Here are labeled examples so the mechanics are clear. These are examples, not results. Example, open quote: "Hi Maria, this is Dave from Smith Heating. We put together a quote for your upstairs unit back in March and I never heard if you got it sorted. If it is still on your list, I can have someone out this week to recheck the numbers. If you went another way, no problem at all." Example, lapsed maintenance: "Hi Tom, it has been about two years since we last tuned up your system. A quick check before the cold sets in catches small problems while they are still small. Want me to get you on the schedule before it turns cold?" Each has a real reason, a fact the homeowner can check and one simple ask. No "limited time," no "we miss you."
Pick the channel by the person
Email, phone and text each have a place, and each has rules. Email works for the whole list and costs the least. Send it from a dedicated sending setup, not the same mailbox that sends your invoices, and keep the daily volume sensible. We covered the domains, mailboxes and warmup in cold email infrastructure in 2026. Commercial email has to follow CAN-SPAM. The FTC's compliance guide (checked November 13, 2026) says every message needs an accurate sender, a working opt-out and your physical mailing address, and that opt-outs must be honored within 10 business days. Phone is where reactivation earns most of its conversations with homeowners. A real person saying "I'm calling about the quote we sent you" gets a different reaction than one more email. Under the FTC's Telemarketing Sales Rule, the established business relationship lets you call a customer whose number is on the National Do Not Call Registry for 18 months after their last purchase, delivery or payment, and for 3 months after an inquiry or estimate request (checked November 13, 2026). Past those windows, a registered number is off limits unless they ask you to call. And anyone who says "don't call me again" comes off, inside or outside the window. That is why we scrub every calling list and mark each name with the date that sets its window before anyone dials. We never use automated or AI calling to reach a homeowner's cell phone. Homeowners and past customers get a real person, which is how our cold calling program works. Text has the tightest rules. We only text people who agreed to receive texts from the company, and every text says who it is from and how to stop.
What to avoid
- Sending the whole export on day one. Go in waves, group by group, so the office can keep up with replies.
- Old data. Bounces and dead numbers are warning signs to email providers and carriers.
- Leading with a discount. It trains the list to wait for the next sale.
- Promising outcomes. Reactivation gets you conversations, not guaranteed jobs, and the message should never suggest otherwise.
- Letting replies sit. A homeowner who says "come look at it" and hears nothing for two days is worse off than one you never contacted.
What we do on client builds
On a home services build, reactivation is one of the first campaigns that goes live. We clean and verify the export, split it into the groups above, and write one short message per group in the owner's voice. Email goes out on its own infrastructure, real people call open quotes and past customers when the client adds calling, and every reply lands in the CRM with a follow-up task. After that, every contact in the database hears from the company at least once a month. It is the core of what we run on the home services page, and the full engine is laid out on how it works. To go past your own list, the same approach works with permits and home sales, covered in signal-based outreach for service businesses.
FAQ
What is database reactivation for contractors?
Database reactivation means contacting the people already in your customer records, past customers, open quotes and lapsed maintenance plans, with a specific reason to reply. For a contractor, it turns years of completed jobs into new service calls without buying leads. It works best when the list is cleaned first and each group gets its own short message.
Can I call past customers who are on the Do Not Call Registry?
Under the FTC's Telemarketing Sales Rule, an established business relationship lets you call a customer for 18 months after their last purchase or payment, and for 3 months after an inquiry. After that, a registered number is off limits unless they ask you to call. Anyone who asks not to be called again must come off the list right away.
Should a contractor reactivate the list by email, phone or text?
Use all three, matched to the person. Email reaches the whole list cheaply and suits lapsed customers. Phone calls from a real person work best for open quotes and big-ticket customers. Text only people who agreed to receive texts. Each channel has its own legal rules, so scrub the list and honor opt-outs before anything goes out.