How many construction companies email addresses we hold
The list covers UK main contractors, design-and-build firms, regional building contractors and general builders, from one-van firms to companies with their own estimating and buying departments. Building construction contractors are the smaller group but have the better email coverage, because most have an office with named managers. General builders are far more numerous, and many are owner-run, so the named email often belongs to the owner and the company email is the address customers use for quotes. Specialist trades such as roofers, groundworkers and scaffolders are not included here; they are separate lists you can add.
| Email data | Count |
|---|---|
| Named contact email addresses (a person's own work email) | 6,300 |
| General company email addresses (info@, office@ and similar) | 2,997 |
| Named contacts (with or without an email) | 17,195 |
| Construction companies on our database | 19,119 |
Some businesses have both a named contact email and a company email, so the two figures overlap. Your free count shows exactly how many construction companies you can reach by email for the area and job titles you choose.
Add specialist contractors
Suppliers to builders often sell to the specialist trades working on the same sites. These are separate lists you can add to your order:
| Category | Named contact emails | Company emails | Businesses on file |
|---|---|---|---|
| Groundwork contractors | 735 | 338 | 1,945 |
| Civil engineers | 977 | 660 | 1,810 |
| Roofing contractors | 1,887 | 744 | 6,819 |
| Scaffolding contractors | 731 | 339 | 1,559 |
| Demolition contractors | 213 | 135 | 433 |
| Plant hire companies | 689 | 342 | 1,679 |
Can you email construction companies? The PECR rules
In the UK, the Privacy and Electronic Communications Regulations (PECR) treat business email addresses in two ways. Limited companies, LLPs, public bodies and most charities are "corporate subscribers": you can email them without asking first, as long as you say who you are and give an easy way to opt out. Sole traders and ordinary partnerships are treated as individuals: you need their consent before sending marketing emails.
How UK construction companies are set up, and what that means for email
The Office for National Statistics counts 19,635 construction companies workplaces in the UK (UK Business Counts 2026, SIC 41201). Under the email marketing rules (PECR), what matters is the legal form of the business:
| Legal form | UK workplaces | Share | Email marketing rule |
|---|---|---|---|
| Limited companies and LLPs | 16,850 | 86% | Email allowed without prior consent, with an opt-out |
| Sole traders | 2,255 | 11% | Prior consent needed before emailing |
| Partnerships | 475 | 2% | Prior consent needed before emailing |
| Charities, clubs and other non-profits | 45 | under 1% | Email allowed without prior consent, with an opt-out |
| Public sector | 10 | under 1% | Email allowed without prior consent, with an opt-out |
For the contractor side of this list, email is straightforward. The ONS figures above show that most construction workplaces under this SIC code are limited companies, which PECR treats as corporate subscribers: you can email them without prior consent, provided each email says who you are and includes a working way to opt out.
The "Builders" category is different. It includes a lot of one-person and family builders trading under their own names, and these sole traders and partnerships are individual subscribers, who need to have agreed before you email them. Note too that the ONS only counts businesses registered for VAT or PAYE, so the smallest builders are under-represented in the table. If a record has no "Ltd" or "LLP" in its name, write to them or phone first, and email only once they've said yes. We can flag limited companies so your email campaign starts with the clean part of the list.
A practical point for this sector: when an email gets a reply, it is often from someone on site saying "send it to the office" or "talk to our buyer". Add the new contact to your own records with a note of how they came to you, so you have a clear record of why you're emailing them next time.
More detail, including what UK GDPR adds, is in our guide to buying a business email list.
Who to email at construction companies
Construction firms split decisions between the office and the site. Who to email depends on whether you're selling a service, a product or labour:
| Job title | What they decide | How to approach them |
|---|---|---|
| Managing director or owner | Company-wide contracts: insurance, finance, accountancy, vans and fleet, software, major plant purchases | In smaller firms they also price jobs and run sites, so they read email in the evening. Be brief and lead with cost or cash flow. |
| Contracts manager | Which subcontractors and suppliers are used across several live jobs, programme and resourcing | Talks in terms of programme and risk. Show you can turn up when promised and have the paperwork (insurance, accreditations) ready. |
| Estimator or quantity surveyor | Which suppliers and subcontractors are asked to price for tenders; valuations and final accounts | Office-based and deadline-driven. Send clear rates, lead times and a named person who returns quotes quickly. Getting onto their enquiry list is the goal. |
| Buyer or procurement manager | Materials, plant and tool hire, PPE, site consumables, approved supplier lists | Price, delivery reliability and account terms. Ask how to get approved as a supplier rather than pushing for an order. |
| Site manager | Day-to-day site needs: welfare units, waste and skips, security, small plant, emergency deliveries | Reads on a phone, often early. Short emails with a phone number that gets answered, and same-day or next-day service if you offer it. |
| Health and safety manager | Training courses, site inspections, PPE, safety software and signage | Practical, specific and free of scare tactics. Say which courses or checks you provide and how quickly you can book them. |
What the generic inbox reaches
Company inboxes in construction (info@, office@, estimating@ or tenders@) are usually read by an office manager or estimator, and they fill up with tender documents, supplier quotes and customer enquiries. A short email asking to be added to the firm's supplier or subcontractor list is well suited to these inboxes, because the person reading it is often the one who keeps that list. For anything needing a director's decision, use a named email.
What a record looks like
This is a made-up example showing the fields you get. Ask for a free sample and we'll send you real records for the area you cover.
| Business name | Example Build & Civils Ltd (made-up example) |
| Contact name | Gareth Holt |
| Job title | Contracts Manager |
| Named contact email | [email protected] |
| Company email | [email protected] |
| Address | Example Industrial Estate, Wakefield, WF2 |
| Telephone | 0113 496 0000 |
| Website | www.example.co.uk |
| Category | Building construction contractors |
| Employee size band | 21 to 49 |
Email subject lines that work for construction companies
Examples to adapt. Each is written for how construction companies actually work; keep yours short, specific and honest about what's inside.
- Can we price your next tender? Groundworks in [county]Estimators are always looking for more prices on a tender. Naming the trade and area tells them at once whether you're useful.
- Labourers and CSCS-carded trades available from MondayLabour shortages stall jobs. A specific start date is more convincing than 'staff available'.
- Plant on site next day, delivered and collectedSpeaks to the site manager's real problem: waiting for machines holds up the programme.
- Steel and timber prices for this month, [Firm name]Material costs move and buyers watch them closely. Useful information earns the open even if they don't order today.
- Paid in 30 days, not waiting on retentionsCash flow and retentions are a constant worry for contractors. Only use it if your offer genuinely helps with this.
- Site safety inspection booked within the weekFor health and safety managers and owners of smaller firms who need checks done without arranging them in-house.
When to email construction companies
Construction starts early. Site staff are often on site by 7:30am and read email on a phone before work starts, at breaks or at the end of the day. Estimators, quantity surveyors and buyers work office hours at a desk, which is where tenders and quotes are put together, so emails that need a proper reply (prices, rates, supplier forms) are best aimed at them.
- Good: Tuesday to Thursday, early morning (6:30 to 8am) for owners and site staff, or mid-morning for office-based estimators and buyers. Late afternoon also works for site managers finishing up.
- Avoid: Friday afternoons, when sites finish early and offices are chasing week-end paperwork, and Monday mornings, when the week's deliveries and labour are being sorted.
- Season: the industry largely stops for a Christmas shutdown of up to two weeks, so don't send from mid-December until the second week of January. Late July and August are slower, with staff on holiday. After a spell of heavy rain or frost, firms are catching up on lost days, so hold non-urgent emails for a week or two.
- If you want to be asked to price work, email in January and early spring, when firms are building their pipeline of tenders for the year.
Getting your emails into the inbox
Construction firms send and receive large tender packs and drawings, and many use file-sharing links for them, so their filters are wary of unexpected attachments and download links from senders they don't know. Send your first email as plain text with no attachments, and offer to send your price list or prequalification documents once someone replies.
The basics apply to every list: send from a properly set-up domain (SPF, DKIM and DMARC), start with small daily volumes, remove bounces straight away and include a one-click unsubscribe. Our deliverability checklist covers each step.
Construction companies email list prices
You pay per record, and the price per record falls as the order grows:
| Number of records | Price per 1,000 |
|---|---|
| Fewer than 2,500 | £295 |
| 2,500 to 4,999 | £270 |
| 5,000 to 9,999 | £245 |
| 10,000 to 19,999 | £220 |
| 20,000 to 49,999 | £195 |
| 50,000 or more | £170 |
Construction companies email list: frequently asked questions
How many construction companies can I email?
We hold 6,300 named contact email addresses and 2,997 company email addresses for UK construction companies, from 19,119 building contractors and builders on our database. Some firms have both kinds of address, so the figures overlap.
Can I take main contractors only, without small builders?
Yes. Building construction contractors are a separate category: 4,856 firms with 2,231 named contact emails. General builders are 14,263 firms with 4,069 named contact emails. You can take either or both.
Can I email small builders who are sole traders?
Not without their prior consent. Sole traders and partnerships are individual subscribers under PECR. Limited companies can be emailed without consent if you identify yourself and offer an opt-out. We can flag limited companies so you can email those and contact the rest by post or phone.
Can I reach estimators and buyers rather than directors?
Where we hold their names, yes. Ask for a free count by job title. In smaller firms the owner usually does the estimating and buying, so the director's email is the right one there.
Can I select construction companies near my depot or yard?
Yes. We can select by region, county, town, postcode area or a radius around a postcode, which suits suppliers and hire firms that only deliver within a set distance.
How much does an email list of construction companies cost?
You pay per record: £295 per 1,000 for smaller orders, falling to £170 per 1,000 for 50,000 records or more (excluding VAT). Tell us which construction companies you want and we'll send a free count and an exact price.