Firm Profile > Cirio Advokatbyrå AB > STOCKHOLM, Sweden

Cirio Advokatbyrå AB
BOX 3294

Data privacy and data protection Tier 1

Cirio Advokatbyrå AB’s Caroline Olstedt Carlström is a leading name in the Swedish market for data privacy and data protection work and acts as data protection officer for high-profile banks, stock markets, trade unions, IT suppliers and other data processors. The team regularly provides comprehensive advice on GDPR implementation and compliance issues and also assists with the handling of sensitive data on outsourcing projects, M&A transactions and the implementation of clients’ e-commerce platforms and digital services products. David Frydlinger is also a noted name in the field.

Practice head(s):

Caroline Olstedt Carlström


Caroline Olstedt Carlström is one of Sweden’s most prominent privacy lawyers. Her team has great legal experience and genuine business understanding.

Cirio, headed by Caroline Olstedt Carlström, is doing a very good job in the Swedish market and is probably the market leader.

Caroline Olstedt Carlström’s business understanding is what really separates her from being not just another legal expert. When we face difficult situations she always takes a business approach.

Caroline Olstedt Carlström stands out in the firm and in the market.

Key clients


Viking Line


Klarna Bank


Dustin Group



UC/Asiakastieto Group

Riksidrottsförbundet (The Swedish Sports Confederation)


FASAB (Service organisation to six trade unions)

Energy Tier 1

The team at Cirio Advokatbyrå AB, which is led by the highly praised Jörgen Möller, handles the full range of high-end energy transactions and developments; it recently advised on divestments, acquisitions and project financing negotiations including power purchase agreements for clients in the onshore wind, district heating and biogas sectors. The group also provides regulatory support on the permitting, procurement and construction phases of projects. Other key contacts include senior associates Maria Hanbo and Philip Tonkin.

Practice head(s):

Jörgen Möller


Cirio has one of the most experienced energy teams on the Swedish market, with practical experience of the legal issues involved in successfully executing energy projects and transactions.

Jörgen Möller is one of the most experienced energy partners in Sweden. He combines good legal knowledge of the key issues with a thorough understanding of the practicalities of executing or acquiring an energy project or asset. He has worked well on short and demanding time frames to deliver successful transactions for clients.

Key clients

JP Morgan Asset Management



Greystone Managed Investments

BayWa r.e.

Scandinavian Biogas Group


Forsmarks Kraftgrupp


CapMan Infra Oy

NH Investment & Securities Co.

NH-Amundi Asset Management Co.

Vattenfall AB

Fontavis AG

Banking and finance Tier 2

Property investors frequently instruct Cirio Advokatbyrå AB's banking and finance practice, which includes team leader Dennis Luttropp Hansson and Jesper Johansson, on real estate financing mandates including investments in the wind farm industry. Carl Axel Morvay recently advised on a variety of shipping-related asset finance transactions. The team also advised commercial names in the IT and technology fields on acquisition and pre-IPO financing arrangements, and has expertise in high-yield bond and structured bond matters.

Practice head(s):

Dennis Luttropp Hansson


Jesper Johansson is a very skilled and hands-on lawyer. We have worked together on real estate and project financing projects always with good results.

Key clients

Nordea Bank



DNB Bank

Arctic Securities

Deutsche Pfandbriefbank


Aareal Banko


AB Sagax

Atrium Ljungberg

Humlegården Fastigheter

BEWiSynbra Group

Karnov Group


Munters Group


Capital markets Tier 2

Cirio Advokatbyrå AB advises a portfolio of domestic corporate clients on the full spectrum of equity and debt capital markets matters, led by Annika Andersson and Dennis Luttropp Hansson respectively. The team enjoys a stream of high-yield bond mandates for notable clients in the real estate, pharmaceuticals and medtech sectors. Other recent highlights included complex private share placements, direct share issuances, relisting exercises and reverse public takeovers.

Practice head(s):

Annika Andersson; Dennis Luttropp Hansson


Strong familiarity with the local legal environment and the needs of the client.

Annika Andersson is pragmatic, knowledgeable and responsive.

Key clients



AB Sagax


BEWiSynbra Group

HNA Group

Artificial Solutions International

Scope Capital Advisory

Humlegården Fatsigheter

Green Landscaping

Insolvency Tier 2

Cirio Advokatbyrå AB’s insolvency practice includes team co-heads Lars-Henrik Andersson and Pierre Pettersson and is often court appointed to handle reorganisations and wind-ups, with notable experience in the telecoms, media, fashion, construction and energy sectors. As part of the firm's wider banking and finance practice, the team also has experience acting for mid-scale creditors in repossession claims arising from defaults.

Practice head(s):

Lars-Henrik Andersson; Pierre Pettersson


Pierre Pettersson and Karl Björlin have supported us in various projects regarding insolvency issues. Our impression is that they have expert legal knowledge and that they have a great understanding of our business and commercial issues. We find them pragmatic and very dedicated to finding commercially feasible solutions to issues.

A strong and diverse insolvency team with experience of large-scale insolvency projects, often covering multiple jurisdictions.

Lars-Henrik Andersson has deep and wide knowledge and always gives efficient business advice.

Daniel Lander demonstrates modern leadership and great integrity.

Lars-Henrik Andersson is a leading individual within the Swedish insolvency sector.

Karl Björlin is a rising star on the insolvency circuit. Extremely knowledgeable and on point.

Key clients


BST BrandSkyddsTeamet Group

Randstad Sweden Group AB

Villa Total AB

Pagina Group


Componenta Wirsbo AB and Componenta Arvika AB


Fortum Ljunga Kraft AB

Insurance Tier 2

Cirio Advokatbyrå AB provides a client roster of multinational insurance companies with regulatory and corporate advice including handling the structuring of policies and disputes concerning D&O and professional liability insurance. The team, which is led by Carl-Olof Bouveng, routinely works alongside the M&A department to provide advice to underwriters of warranty and indemnity insurance.

Practice head(s):

Carl-Olof Bouveng


Absolutely reliable and focussed on the problems to be solved.

Carl-Olof Bouveng is approachable on short notice and discussions with him are of a high quality.

Key clients




ICA Försäkring




IT and telecoms Tier 2

Erik Bergenstråhle leads the strategic contracts group at Cirio Advokatbyrå AB and advises IT and telecoms suppliers and contractors on outsourcing arrangements and M&A transactions in the technology sector; recent highlights included a number of transactions in the eHealth field. David Frydlinger, who heads up the wider practice, is a key name for procurement negotiations regarding the provision of IT services, including cloud computing processes. The team is also singled out for its expertise in cooperation agreements under the Vested model. The client base comprises multinational financial services, telecoms and technology companies as well as start-ups in the fintech space.

Practice head(s):

David Frydlinger


Very service minded, skilled and experienced.

Erik Bergenstråhle is very experienced and exceptionally knowledgeable of the industry. Very easy to work with.

David Frydlinger is a very good negotiator who is highly skilled in contract drafting. Market leading regarding relational contracting.

Key clients



Telia Company


Klarna Bank


CompuGroup Medical



Attendo Care


Public procurement Tier 2

Cirio Advokatbyrå AB advises contracting authorities and suppliers of defence, life sciences, construction, aviation and financial management services on the full scope of public procurement issues. The team handles the bidding process, tender negotiations and disputes relating to tender appeals and damages claims. Eva-Maj Mühlenbock heads up the practice, and Olof Hallberg is noted for his expert knowledge of public procurement legislation in the water, energy, transport and postal services sectors.

Practice head(s):

Eva-Maj Mühlenbock


A very skillful and experienced team with great knowledge about our core business. Constructive and open minded in order to find solutions, not obstacles.

Well-informed lawyers with vast experience of complex cases gives them an edge.

Eva-Maj Mühlenbock is one of the best procurement lawyers in Sweden. Very skilful and experienced.

Highly skilled lawyers with vast experience of complex cases.

Key clients

Marfina S.L.

Försvarets Materielverk

Lernia Utbildning AB

Shipping Tier 2

At Cirio Advokatbyrå AB, maritime and transport law expert Erik Linnarsson leads the group and advises cargo transporters, leisure ship operators and tourism companies on ship acquisitions, flagging issues and ship registrations. Olle Nykvist is the key contact for damages claims and Carl Axel Morvay advises financial institutions on ship financing matters.

Practice head(s):

Erik Linnarsson


Erik Linnarsson is a very reliable transaction lawyer.

Key clients

NKT HV Cables AB

Viking Line Abp

Stromma Group

Gard (Sweden) AB

Swedish Orient Line

Commercial, corporate and M&A Tier 3

Cirio Advokatbyrå AB’s M&A head Peter Lilja advises on private M&A transactions for private equity sponsors and corporate clients across all major sectors; the team also recently handled high-value divestments and mid-cap acquisitions in the energy, retail, hotel, pharmaceuticals and financial services sectors. Public transactions including share acquisitions and public tender offers are handled by Carl-Olof Bouveng, while commercial matters are led by Erik Bergenstråhle; Bergenstråhle has extensive knowledge of the IT and telecoms sectors and regularly assists with negotiating and implementing complex outsourcing contracts.

Practice head(s):

Peter Lilja; Erik Bergenstråhle


A very commercial team focussed on finding solutions to issues, rather than just lifting issues. Very strong understanding of the energy market, particularly renewables.

Jörgen Möller is one of the most engaged partners I have worked with. Commercial, helpful and also a nice guy, which makes working together much easier.

Key clients

Nalka Invest

Telia Company


HNA Tourism Group



ICA Gruppen

Inter IKEA

Axel Johnson International

EU and competition Tier 3

Cirio Advokatbyrå AB’s EU and competition practice assists with multi jurisdictional merger filings, anti-corruption and cartel investigations, and regulatory compliance audits. The client list includes corporate names from across the Nordics as well as a number of Swedish municipalities; the team acts for the latter in abuse of dominance claims. Under the leadership of Ulrica Salomon, the practice is also noted for its state aid expertise and has made numerous appearances before the European Commission including a recent case in the transport sector.

Practice head(s):

Ulrica Salomon

Key clients

ICA Gruppen AB

Salling Group A/S

Acando AB


Nalka Invest AB

Intellectual property and media Tier 3

David Leffler and Sanna Wolk, who head up Cirio Advokatbyrå AB’s IP and brand protection practices respectively, handle the full range of matters spanning trade mark and copyright protection, commercialisation issues and enforcement work, and also acts in cross-border disputes before the EUIPO. Christopher Tehrani heads up the patent litigation practice and regularly represents clients in the life sciences, pharmaceuticals and telecoms sectors.

Practice head(s):

Sanna Wolk; David Leffler; Christopher Tehrani


Christopher Tehrani knows every detail of Swedish and international law that you need to litigate a patent in Sweden.

Key clients

Monokel Eyewear

Mental Health in Mind International AB

Stockholm Live AB

Studi AB

Sprint Bioscience AB


AstraZeneca AB

Boule Diagnostics AB

Real estate Tier 3

Recent highlights for Cirio Advokatbyrå AB’s real estate team included handling a number of high-value commercial property divestment transactions by way of share transfer for domestic and international real estate funds. Practice head Mikael Stabo and Johan Hessius provide expert advice on establishing real estate joint ventures; they also recently advised on the development of aged-care facilities for a market-leading construction firm. Other regular mandates include sale-and-leaseback transactions, residential property acquisitions and the real estate elements of wider corporate M&A mandates.

Practice head(s):

Mikael Stabo


Always very easy to reach with a no-nonsense approach and excellent knowledge.

Mikael Stabo is very service minded and has excellent knowledge and experience.

Key clients

AB Sagax

Axa Real Estate

SHH Bostad AB

Bantorget Hyresbostäder AB

Midroc Property Development AB

Västerkulla Hotell Holding AB

Söderport Fastigheter AB

Danator Group AB

Runö Fastigheter AB

Humlegården Fastigheter AB

The firm: The firm’s heritage dates back to a law firm founded in 1918 in Stockholm and as of 1 January 2019 the firm continues to conduct its business under the new name Cirio with around 130 co-workers. The firm continues to build its strategy formulated and successfully implemented over the last few years. Cirio builds on a heritage of providing first class legal advice, aiming to take legal advice to a new level and to be even more innovative for the benefit of our clients and talents. The launch of Cirio will be a catalyst for broader changes in the way a law firm operates and the role it plays in society and business.

Cirio has developed specialised competence across three synergy areas – digital, biological and physical – that enable us to add deep industrial knowledge, commercial and technical understanding to our four areas of legal expertise:

  1. Transactional services
  2. Business strategy and operations services
  3. Special situations services
  4. Collaborative innovation services


  1. In the digital area of information and communication technology, we cover disruptive technologies such as artificial intelligence and block chain, data, software, cloud and digital infrastructure.
  2. In the biological area of life science, we cover pharmaceuticals, medical technology, health-care and food.
  3. In the physical areas, we cover energy, real estate, infrastructure and logistics.

In addition, we have developed leading expertise at the intersection of these areas, with teams that work seamlessly across the various areas.

Our firm works hard to be the most sustainable law firm in Sweden, both from a social and environmental perspective. We have a detailed plan to reach equal gender representation in the partnership, and we work strategically to become the most attractive law firm to work at, not least by making sure that working conditions are sustainable.

Areas of practice: Cirio is a law firm with a complete offering for the clients we work with, which client base ranges from corporate clients and PE funds to international law firms. For this reason, we have a natural focus and strong team in the transactional practice areas, including private and public M&A and banking and finance (including insolvency and restructuring) and litigation.

Our restructuring and insolvency team distinguishes itself from competition in the Swedish market by being closely integrated with our banking and finance practice, and thus by being able to offer in-depth knowledge throughout the entire financing cycle.

We combine this with a strong offering in our focus business sectors, such as life sciences, ICT, energy, infrastructure and real estate. Those business areas are best summarized in the digital, biological and physical areas, all important sectors improving the way both business and society work in the fourth industrial revolution.

In order to assist our clients in all aspects, we offer strong practice in areas such as: collaborative innovation; competition; compliance; public procurement; insolvency; insurance and intellectual property.

Department Name Email Telephone
Mergers & Acquisitions Peter Lilja
Mergers & Acquisitions Anders Moberg
Equity Capital Markets and Public M&A Annika Andersson
Equity Capital Markets and Public M&A Maria Arnoldsson
Private Equity Peter Lilja
Private Equity Peter Högström
Banking & Finance and Debt Capital Markets Dennis Luttropp Hansson
Banking & Finance and Debt Capital Markets Jesper Johansson
Outsourcing and Supply Chain Erik Bergenstråhle
Sales, Distribution and Franchising Erik Bergenstråhle
Sales, Distribution and Franchising David Frydlinger
Intellectual Property Sanna Wolk
Intellectual Property David Leffler
Competition Law and State Aid Ulrica Salomon
Competition Law and State Aid Eva-Maj Mühlenbock
Public Procurement Eva-Maj Mühlenbock
Public Procurement Olof Hallberg
Data privacy and Information Security Caroline Olstedt Carlström
Data privacy and Information Security David Frydlinger
Corporate Sustainability Sanna Wolk
Corporate Sustainability David Frydlinger
Dispute Resolution Daniel Lander
Dispute Resolution Olle Nykvist
Restructuring and Insolvency Lars-Henrik Andersson
Restructuring and Insolvency Pierre Pettersson
Collaborative Innovation - Vested David Frydlinger
Collaborative Innovation - Vested Erik Linnarsson
Relational Contracting David Frydlinger
Relational Contracting Erik Linnarsson
Transportation / Shipping Erik Linnarsson
Energy Jörgen Möller
Infrastructure Peter Högström
Life Sciences Per Hedman
Real Estate Mikael Stabo
Photo Name Position Profile
 Annika Andersson  photo Annika Andersson
 Lars-Henrik Andersson  photo Lars-Henrik Andersson
 Maria Arnoldsson  photo Maria Arnoldsson
 Erik Bergenstråhle  photo Erik Bergenstråhle
Adv Karl Björlin  photo Adv Karl Björlin
 Carl-Olof Bouveng  photo Carl-Olof Bouveng
 David Frydlinger  photo David Frydlinger
 Peter Högström  photo Peter Högström
 Olof Hallberg  photo Olof Hallberg
 Per Hedman  photo Per Hedman
 Johan Hessius  photo Johan Hessius
 Jesper Johansson  photo Jesper Johansson
 Daniel Lander  photo Daniel Lander
 David Leffler  photo David Leffler
 Peter Lilja  photo Peter Lilja
 Erik Linnarsson  photo Erik Linnarsson
 Dennis Luttropp Hansson  photo Dennis Luttropp Hansson
 Jörgen Möller  photo Jörgen Möller
 Eva-Maj Mühlenbock  photo Eva-Maj Mühlenbock
 Anders Moberg  photo Anders Moberg
 Carl Axel Morvay  photo Carl Axel Morvay
 Olle Nykvist  photo Olle Nykvist
 Caroline Olstedt Carlström  photo Caroline Olstedt Carlström
Mr Pierre Pettersson photo Mr Pierre Pettersson Partner
Adv Lennart Pettersson  photo Adv Lennart Pettersson
 Ulrica Salomon  photo Ulrica Salomon
 Mikael Stabo  photo Mikael Stabo
 Odd Swarting  photo Odd Swarting
 Christopher Tehrani  photo Christopher Tehrani
 Sanna Wolk  photo Sanna Wolk
Total number of lawyers : 90