CALSEP A/S

CVRCVR number73121914

Core data

Name	CALSEP A/S
Address	Parallelvej 12, 2800, Kongens Lyngby
Founded	Dec 23, 1982
	12 / 10
Locations (P-units)	1 View locations
Website	https://calsep.com/
LinkedIn	calsep
Branch	Computerprogrammering (621000)

Name	CALSEP A/S
Address	Parallelvej 12, 2800, Kongens Lyngby
Founded	Dec 23, 1982
	12 / 10

Locations (P-units)	1 View locations
Website	https://calsep.com/
LinkedIn	calsep
Branch	Computerprogrammering (621000)

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Description

Calsep is a specialist company in oil and gas properties and phase equilibria, providing consulting services and PVT and flow assurance software.

Calsep develops and provides PVT simulation software, flow assurance software, consulting, training, and cloud-based flash calculation services for the energy industry.

Company's own description on virk.dk

Selskabets formål er at drive rådgivende ingeniørvirksomhed, dermed beslægtet virksomhed samt handel og produktion.

Products & services

PVTsim Nova PVT simulation software · PVT and flow assurance software · PVT simulation consulting · Equation of state (EoS) modeling services · Flow assurance studies · Open and in-house training courses · Flash API · Calsep Public Cloud

Industries

Oil and gas · Energy industry · Polymer industry

Customer types

Reservoir engineers · Flow assurance specialists · PVT lab engineers · Process engineers · CCS engineers · Laboratory staff

Customers & references

Statoil

Financials

View detailed financials

Reporting period	2025DKK	2024Locked
Gross profit	20,193,030	Locked
Operating profit	6,082,457	Locked
Profit before tax	6,206,510	Locked
Net income	4,808,512	Locked
Total assets	43,496,483	Locked
Equity	31,891,501	Locked
Avg. employees	11	Locked
2024–2025 Unlock financial history

Datapublica Risk Score

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Contact

From cvr.dk

Contact	Phone	Email
Company	4587****Show full	—

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People

Person	Roles	Titles
Claus Patuel Rasmussen	Roles Board	TitlesBESTYRELSESMEDLEM
Kristian Krejbjerg	Roles Board	TitlesFORMAND
Peter Christian Vestager Tybjerg	Roles BoardManagement	TitlesBESTYRELSESMEDLEM • DIREKTØR

Auditor

Audit firm	Auditor	Role	From
Revisionsfirmaet Arne Bang statsautoriseret revisionsanpartsselskab	AuditorArne Bang	Role—	FromMay 19, 2026

Legal owners

View ownership diagram

Owner	Ownership	Voting rights	From
Calsep, Inc.🇺🇸 Foreign legal entity	Ownership100 %	Voting rights100 %	FromJun 20, 2025

Ultimate owners