Frederik Lenskjold Olsen
Attorney-at-Law (L)
Partner
Frederik is a partner in our Energy and Infrastructure team.
Frederik advises national and international businesses and public institutions and companies in particular on the completion of complex projects in the areas of energy, infrastructure and construction. Frederik is experienced in the formation of contracts and in providing advice on large bodies of contracts, including the execution of projects and dispute resolution.
Frederik is very experienced in the oil and gas sector, including contractual risks and issues, as well as dispute resolution relating to complex projects in this industry.
Selected cases
Case News
Energy and Infrastructure
M&A
Plesner advises Lemvig Biogasanlæg and Lemvig Varmeværk on the sale of Lemvig Biogas to Palisade Real Assets
Case News
Energy and Infrastructure
M&A
Plesner advises Danish Bio Commodities and DBC Invest A/S on the sale to St1 Biokraft.
Case News
Litigation
Plesner wins landmark case regarding expropriation on behalf of TDC NET
Case News
IP Law
Litigation
Danish court upholds Bristol-Myers Squibb's apixaban patent in validity proceedings
Case News
Energy and Infrastructure
Infranode to build the Nordics’ most powerful co-located battery in Denmark
Case News
Defence and National Security
Digital, Tech and Commercial
General Atomics Aeronautical Systems sells eight MQ-9B Unmanned Aircraft Systems to Germany via the NATO Support and Procurement Agency (NSPA)
Case News
Energy and Infrastructure
Advancing CCS in the North Sea: Inez CO₂ storage licence awarded by the DEA
Case News
Defence and National Security
Digital, Tech and Commercial
ACS Armoured Car Systems' ENOK AB (Airborne) tactical vehicles to be delivered to the Danish Armed Forces
Case News
Energy and Infrastructure
DBC Invest enhances its position by acquiring the remaining shares of Grauballegaard Biogas ApS
Case News
Energy and Infrastructure
DBC Invest enhances its position by acquiring Dalgas A/S' substrate division
Case News
IP Law
Litigation
The Danish Maritime and Commercial High Court grants Bristol-Myers Squibb a preliminary injunction against Teva
Case News
Energy and Infrastructure
Tax
Plesner advises SCHWENK Zement in first Danish CCS farm-in on Bifrost
Case News
Insurance and Pension Law
Litigation
Østre Landsret afsiger principiel dom i sag om ophævelse af en erhvervsevnetabsforsikring
Case News
Energy and Infrastructure
HCS has sold Hashøj Biogas to Shell Biogas
Case News
Defence and National Security
Digital, Tech and Commercial
General Atomics Aeronautical Systems, Inc. sells four MQ-9B Unmanned Aircraft Systems to Denmark via the NATO Support and Procurement Agency (NSPA)
Case News
Energy and Infrastructure
DBC Invest strengthens biogas capabilities with acquisition of Nordic Green Engineering
Case News
Energy and Infrastructure
NK-Forsyning to divest NKE-Elnet
Case News
Energy and Infrastructure
Plesner involved in Europe's first full-scale CCS facility
Case News
Energy and Infrastructure
Corporate Law
Tax
RWE sells 49% of the largest offshore wind farm in Denmark - Thor Wind Farm
Case News
Energy and Infrastructure
Faerch signs long-term Power Purchase Agreement with Eurowind Energy in Poland
Case News
Banking and Finance
Energy and Infrastructure
M&A
Alight acquires Lidsø solar park
Case News
Energy and Infrastructure
TotalEnergies acquires majority stakes in two Danish offshore wind projects
Case News
Energy and Infrastructure
CIP acquires majority stake in the Toqlukuti'k wind and hydrogen project
Case News
Litigation
Marketing Law and Consumer Law
Trustpilot was exempted for liability and had not violated the Marketing Practices Act
Case News
Energy and Infrastructure
Mining & Metals
New international airport in Nuuk opens today
Case News
Energy and Infrastructure
Plesner advises on the sale of 40 wind turbines in Germany to European Energy
Case News
Energy and Infrastructure
M&A
Sønderborg Varme og Broager Fjernvarme sammenlægges
Case News
Real Estate
Construction
AP Ejendomme develops and constructs a new headquarter for Team Danmark
Case News
Litigation
Morgan Stanley and Carnegie reaches a settlement in the OW Bunker case complex
Case News
Construction
Ongoing advice: Continuing counselling regarding contractual matters, execution, and operation of construction and infrastructure projects
Case News
Construction
International Projects: Advising on a wide range of international construction projects across the globe
Case News
Construction
Public Buildings: Advising on construction projects with municipalities, state-owned companies, and other public clients concerning small and large public buildings
Case News
Construction
Pharma and Food Industry: Advising entities such as Novozymes, Leo Pharma, and Ferring Pharmaceutical
Case News
Construction
Process and Energy Plants: Various issues and legal cases related to several technical plants
Case News
Construction
Healthcare: Advising on the construction and expansion of major hospitals across Denmark
Case News
Construction
Metro/Railway: Advising contractors in connection with the development, construction, and expansion of the metro in Copenhagen, as well as advising on the electrification of the Danish railway network
Case News
Litigation
Insolvency Law and Restructuring
Dismissal of claim for avoidance of approx. DKK 100m against Thornico
Case News
Energy and Infrastructure
The Tyra Redevelopment Project reaches first gas
Case News
Energy and Infrastructure
TotalEnergies and European Energy enter into strategic cooperation
Case News
Insurance and Pension Law
Litigation
Danish Supreme Court finds for AP Pension in group action concerning change of pension schemes
Case News
Energy and Infrastructure
SEF sells German wind farm to European Energy
Case News
IP Law
Litigation
The Eastern High Court upholds Sonion's preliminary injunction against Huawei and Sony
Case News
Energy and Infrastructure
M&A
Banking and Finance
Plesner advised Nordic Solar with EUR 300m flexible credit facility
Case News
Tax
Litigation
The Supreme Court finds in favour of the Ministry of Taxation in another "beneficial owner" case
Case News
Litigation
Corporate Law
Leading Supreme Court judgment: Collaboration on concept did not imply ownership in respect of the "Tromborg business"
Case News
Tax
Litigation
Danish Supreme Court rules against tax payers in two "beneficial owner" cases regarding interest
Case News
Litigation
Danish Eastern High Court rules that Danish courts have jurisdiction in actions against two French companies
Case News
EU and Competition Law
Litigation
The Danish Eastern High Court overturns decision from the Danish Competition Council
Case News
Tax
Litigation
The Danish Supreme Court has given its judgment in the first two Danish "beneficial owner" cases
Case News
Energy and Infrastructure
Andel acquires Tryggevælde Solar Park
Ratings
Frederik Lenskjold Olsen is listed as a Leading Lawyer (Rising Star) as regards Project Development.
2022 - 2025
IFLR1000
Related news
Plesner News
We are delighted to welcome Rebecca Vikjær-Andresen to Plesner as partner
Online via Teams
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27.10.2026
When a construction product fails - product liability, defects and the forthcoming Product Liability Act
Legal News
EU adopts its 21st sanctions package against Russia
Case News
Energy and Infrastructure
M&A
Plesner advises Lemvig Biogasanlæg and Lemvig Varmeværk on the sale of Lemvig Biogas to Palisade Real Assets
Legal News