CIO Email List

There are far fewer real CIOs than most vendors claim to sell. Our CIO email list covers verified Chief Information Officers, matched to the registered business they run IT for, so you write to people who actually hold the role.

190k+CIO contacts, updated monthly

What you get

Every CIO contact comes with the business behind it

Most vendors sell you a name and an email. We add the full registry record of the business that person runs. You know who you are writing to and what they are responsible for, before you write a word.

Full name and job title
Personal business email, verified
Direct phone where available
The registered business profile: name, registration number, address, size, revenue and industry

Contact

EvD

Eva van Dijk

Chief Information Officer

Emaile.vandijk@vandijk.nl
Direct phone+31 20 794 0113
StatusVerified

Unfolds into the business profile

Included with every contact, from the official register

Registered nameVan Dijk Analytics B.V.
Registration no.KVK 68219403
AddressKeizersgracht 121, Amsterdam, NL
Size50 to 99 employees
Revenue€8.2M
Industry62.01 Software development

How to use this list

Four channels past the filters

CIOs sit behind the strictest filters in the building, technical and human. One channel is not a strategy. Combine LinkedIn, email, phone and direct mail from a single record to earn the reply.

1

Warm up on LinkedIn

Connect and comment a week before you write. Your name should not be new when your email lands.

2

Time your email

Send early in the morning, Tuesday to Thursday. Three short sentences and one clear ask.

3

Follow up by phone

Call two days after the email. The direct phone is in the record where available.

4

Send direct mail to top accounts

A letter to the registered address stands out. Save it for the accounts that matter most.

Not sure which channels fit your market? Talk to a data expert.

Know your reader

How to reach a CIO

A CIO buys risk reduction. Security, continuity and vendor consolidation beat novelty every time, and peer proof counts for more than product claims.

What they care about

Security, uptime and integration with what already runs. Reference businesses like theirs and name your compliance certifications early. Hype vocabulary costs you the read. Sellers of security, cloud and infrastructure do best with one concrete risk story.

When to reach out

Budget planning season, usually the fourth quarter, and the first weeks of a new fiscal year. Buying cycles are long here. Plan a sequence over weeks, not a single send.

What gets delegated

Vendor scouting goes to IT managers and architects, who build the shortlist. Security review goes to the CISO where one exists. Make your email easy to forward downward. That forward is how most vendors actually enter.

Coverage

CIO contacts by country

The CIO title concentrates in larger businesses, so counts are honest and smaller than for other roles. Built per country from the official register.

CountryCIO contacts
United States76,000
United Kingdom21,000
Germany13,000
France12,000
Italy9,500
Spain8,600
Canada8,600
Australia7,200
Netherlands5,300
Sweden2,900
Belgium2,500
Switzerland2,300
Denmark1,700
Norway1,500
Ireland1,100

GDPR and compliance

Built for lawful B2B outreach

Contacting people about their role at a business is a recognised legitimate interest under the GDPR. Our records come from official business registers and public business sources, not scraped consumer profiles. You get the source noted on every record, and we handle removals for you.

Sourced from official registers in every market
Suppression on request, processed within days
No consumer data mixed in, business contacts only
DDMA memberDDMA Privacy Seal

See the proof. Look up any business owner in our records, free.

Try the business owner lookup

Get your CIO list in 3 steps

1

Tell us your target.

Countries, industries, business sizes and the fields you need.

2

Review a free sample.

We send a tailored Excel sample and a fixed quote within 24 hours.

3

Receive your file.

Download in Excel or CSV, or connect through the API.

Trusted by teams that depend on accurate data

Real feedback from the people using CompanyData every day.

9.2/10 on Kiyoh from verified reviews

★★★★

A reliable partner for years, responsive, efficient, and high-quality.

Ann Sofie Westlake
Ann Sofie Westlake
Head of Marketing, Quartix
★★★★★

The best data company we have worked with.

Helmut Huberti, M.D.
Helmut Huberti, M.D.
World Arthrosis Org., Heidelberg
★★★★★

Great feedback from our team on the data quality.

Stefania Guerra
Stefania Guerra
Dyson, Milan

Frequently asked questions

Question not listed? Ask a data expert.

We refresh every record against its official register monthly and re-verify email addresses on the same cycle. IT leadership changes get picked up in the next refresh, so you are not writing to someone who left.

See real CIO records first

Request a free sample of CIO contacts for your target countries. You get verified records within one business day.

Call us: +31 (0)20 705 2360