Researched contact listsmarie@b2bmarketsource.com
B2B Market SourceResearched contact lists
Researched contact lists

Custom data builds for agencies buying B2B lists.

B2B Market Source researches contact lists to your exact profile for agencies buying B2B lists. You get context with every lead, not just a name and an email.

Filling the gapsExample
RecordEmailRoleRevenue band
S. Patel✓✓1,000+
D. Moreno✓added1,000+
E. Walshadded✓200–500
T. Brooksadded✓200–500
Missing fields filled from verified sources
How we help

What we deliver

B2B Market Source is a B2B data research firm working with agencies buying B2B lists. Programs can combine any of the services below.

01

Custom data builds

Lists researched to your exact ICP.

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02

Data append and enrichment

Fill the gaps in the records you already have.

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03

Data cleansing and validation

Fewer bounces, fewer duplicates.

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04

IT decision-maker data

CIOs, IT directors and the people who buy technology.

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Our approach

What you can expect

Simple rules we follow on every engagement.

One point of contact

A named program lead who knows your account.

Researched by people

Every list is checked by a researcher before anyone is contacted.

Compliance built in

CAN-SPAM, GDPR and CASL rules are part of the process, not an afterthought.

Process

From brief to results

01

Scope

We define the audience and the fields you need.

02

Research

Sources compiled and records verified.

03

Deliver

Data in your format or straight into your CRM.

04

Refresh

Updates on the schedule you choose.

Who we work with

Teams we support

Agencies buying B2B listsData and CRM adminsSales operationsChannel managers
FAQ

Common questions

Where does the data come from?

Public business sources such as company websites and professional profiles, combined with researcher verification. We don't sell personal consumer data.

How is accuracy checked?

Emails are validated and records are reviewed by researchers before delivery. Anything that fails is replaced or removed.

What formats do you deliver in?

CSV or Excel files, or direct import into your CRM or marketing platform.

Ready to talk?

Send a short brief and a person will reply with ideas and next steps.

Contact B2B Market Source