Lars Grønnegaard, Ole Dallerup and Steffen Hedebrandt: The Dreamdata Founders Behind $55M Series B

Meet Lars Grønnegaard, Ole Dallerup and Steffen Hedebrandt, examine Dreamdata's product thesis and understand the verified $55M Series B milestone.

Dreamdata founder profile presentation
Research-based founder profile
Table of Contents
  1. Dreamdata founders and financing at a glance
  2. Who is Lars Grønnegaard?
  3. Who is Ole Dallerup?
  4. Who is Steffen Hedebrandt?
  5. Why the founders built Dreamdata
  6. What Dreamdata does
  7. What makes the founder thesis distinctive?
  8. Dreamdata financing and transaction history
  9. What the latest milestone was intended to change
  10. Founder and company timeline
  11. The founders' public thesis
  12. Strengths, risks and unresolved questions
  13. Evidence to watch over the next 12 to 18 months
  14. Frequently asked questions

Lars Grønnegaard, Ole Dallerup and Steffen Hedebrandt founded Dreamdata, the b2b activation and revenue attribution business now serving b2b marketing, operations and revenue teams. Lars Grønnegaard is Co-founder and Chief Product Officer; Ole Dallerup is Co-founder; Steffen Hedebrandt is Co-founder and Chief Marketing Officer.

The latest material financing milestone covered here is $55M Series B, dated 2025-10-14. The relevant total is Approximately $67M disclosed, labelled as reported total including earlier seed and Series A financing. It is company-level capital or transaction value—not founder net worth.

Dreamdata official company page

Authentic Dreamdata website evidence captured on 21 July 2026.

Dreamdata founders and financing at a glance

FieldVerified information
Founding teamLars Grønnegaard, Ole Dallerup and Steffen Hedebrandt
Current or documented rolesLars Grønnegaard: Co-founder and Chief Product Officer; Ole Dallerup: Co-founder; Steffen Hedebrandt: Co-founder and Chief Marketing Officer
CompanyDreamdata — dreamdata.io
Founded2019
Headquarters or operating scopeCopenhagen, Denmark, with New York operations
Product categoryB2B activation and revenue attribution
Primary customerB2B marketing, operations and revenue teams
Latest financing milestone$55M Series B, 2025-10-14
Total or transaction valueApproximately $67M disclosed — reported total including earlier seed and Series A financing
Public statusPrivately held or part of an acquirer
Last verified21 July 2026

Who is Lars Grønnegaard?

Lars Grønnegaard is Co-founder and Chief Product Officer at Dreamdata. Lars Grønnegaard's role should be read in its current context: founder status is permanent, while executive responsibility can change as a company scales, lists publicly or is acquired.

Founder profile: Connect with Lars Grønnegaard on LinkedIn.

Portrait of Lars Grønnegaard, Co-founder and Chief Product Officer at Dreamdata

Lars Grønnegaard in Dreamdata’s official company profile.

In the founding team, Lars Grønnegaard contributed to the combination of product judgment, technical execution and go-to-market work behind Dreamdata. The public evidence does not justify claims about private ownership, personal wealth or undisclosed internal responsibilities.

Who is Ole Dallerup?

Ole Dallerup is Co-founder at Dreamdata. Ole Dallerup's role should be read in its current context: founder status is permanent, while executive responsibility can change as a company scales, lists publicly or is acquired.

Founder profile: Connect with Ole Dallerup on LinkedIn.

Portrait of Ole Dallerup, Co-founder at Dreamdata

Ole Dallerup in Dreamdata’s official founding story.

In the founding team, Ole Dallerup contributed to the combination of product judgment, technical execution and go-to-market work behind Dreamdata. The public evidence does not justify claims about private ownership, personal wealth or undisclosed internal responsibilities.

Who is Steffen Hedebrandt?

Steffen Hedebrandt is Co-founder and Chief Marketing Officer at Dreamdata. Steffen Hedebrandt's role should be read in its current context: founder status is permanent, while executive responsibility can change as a company scales, lists publicly or is acquired.

Founder profile: Connect with Steffen Hedebrandt on LinkedIn.

Portrait of Steffen Hedebrandt, Co-founder and Chief Marketing Officer at Dreamdata

Steffen Hedebrandt in Dreamdata’s official company profile.

In the founding team, Steffen Hedebrandt contributed to the combination of product judgment, technical execution and go-to-market work behind Dreamdata. The public evidence does not justify claims about private ownership, personal wealth or undisclosed internal responsibilities.

Why the founders built Dreamdata

The founders encountered a recurring B2B problem at Trustpilot: product, sales and marketing systems could each claim revenue without a shared account-level journey. Dreamdata was built to unify that history and give marketers evidence tied to pipeline and revenue.

This is documented company history plus editorial assessment. It does not establish private motivations beyond what the founders and company have said publicly.

What Dreamdata does

Dreamdata connects CRM, advertising, website and product data into B2B account journeys. It supports attribution, audience activation and AI signals designed around long buying cycles and multiple stakeholders.

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What makes the founder thesis distinctive?

The founding team paired product and data experience with a marketer as the core user persona. That makes the product both a measurement layer and an activation system rather than a dashboard alone.

Our assessment is that durable differentiation must show up in customer outcomes, workflow adoption, reliable data movement and lower operating cost—not only in feature count or AI branding.

Dreamdata financing and transaction history

Announcement dateRound or instrumentAmountLead or named participantsReported useEvidence status
2019SeedApproximately $4.4MInReach Ventures and othersBuild initial productReported
2021Series A$6.2MSignals Venture Capital and othersInternational growthReported
October 2025Series B$55MPeakSpan CapitalAI-era B2B activation and attributionConfirmed latest round
—Current qualified figureApproximately $67M disclosed——reported total including earlier seed and Series A financing

The headline uses $55M Series B because it is the clearest recent milestone in the verified record. Different instruments are not silently combined: acquisition consideration, IPO proceeds, primary funding and secondary liquidity have different meanings.

What the latest milestone was intended to change

Public statements connect the milestone to some combination of product investment, AI capability, geographic expansion, hiring, acquisitions or shareholder liquidity. Those plans are attributed intentions, not proof that each outcome occurred. Evidence should include shipped capabilities, adoption, retention, unit economics and customer results after the transaction.

Founder and company timeline

PeriodMilestone
2019Grønnegaard, Dallerup and Hedebrandt found Dreamdata.
2021Dreamdata announces Series A financing.
2025The company closes a $55M Series B.
2026Dreamdata operates from Copenhagen and New York with Nick Turner as CEO.

The founders' public thesis

Across the available company history, the founders argue that customer data becomes valuable when operating teams can turn it into timely, coordinated action. The exact emphasis differs by company—category creation, accessibility, data ownership, real-time infrastructure or AI-assisted execution—but the test is similar: can a customer make better decisions without adding hidden complexity?

Strengths, risks and unresolved questions

Visible strengths

  • A founding thesis attached to a recurring and measurable marketing workflow.
  • Product history and financing evidence available from primary sources.
  • A platform broad enough to influence data, orchestration and customer communication.

Material risks

  • The approximately $67M total combines reported historical rounds and should remain labelled approximate.
  • Attribution output reflects identity resolution and modeling choices.
  • A new current CEO means founder titles must be kept distinct from current leadership.

Questions buyers and researchers should ask

  • Which founder roles are current, and which describe historical service?
  • How is incremental customer or revenue impact measured against a control?
  • What data, consent, model and deliverability controls constrain automated action?
  • Which transaction amounts were primary capital, secondary liquidity or acquisition consideration?
  • What implementation resources are required before the platform produces reliable value?

Evidence to watch over the next 12 to 18 months

Watch for independently explainable retention and expansion, transparent AI evaluation, successful migrations, product delivery tied to the announced financing purpose and current executive-role disclosures. For public companies, filings provide a stronger operating signal than promotional customer counts alone. For private companies, future financing announcements should identify transaction composition clearly.

Frequently asked questions

Who founded Dreamdata?

Dreamdata was founded by Lars Grønnegaard, Ole Dallerup and Steffen Hedebrandt.

What does Dreamdata do?

Dreamdata provides b2b activation and revenue attribution capabilities for b2b marketing, operations and revenue teams.

What is Dreamdata's latest financing milestone?

The latest milestone verified for this profile is $55M Series B, dated 2025-10-14.

How much funding has Dreamdata raised?

The qualified figure used here is Approximately $67M disclosed. Its status is reported total including earlier seed and Series A financing; it should not be interpreted as founder wealth.

What should buyers verify?

Buyers should test data integration, consent controls, measurement, implementation effort, support, exportability and the limits placed on automated or AI-generated actions.

Tolu S.

Tolu S.

Associate Director

Evidence-led product reviews and founder profiles for search, marketing, authority, and AI visibility teams.