Firm Profile > A1 Advokater > Stockholm, Sweden

A1 Advokater

Dispute resolution Tier 4

Commercial dispute resolution boutique A1 Advokater fields a team of litigation and arbitration professionals with expertise in the energy, real estate, financial services, transport and media sectors. Of particular note is Torgny Wetterberg and Thomas Tendorf, who defend substantial professional negligence claims. Other key names include Kristoffer Ribbing and Tomas Pleiner, who handle infringement claims, arbitral award challenges, contentious bankruptcies and shareholder disputes.


The A1 team is very professional and experienced and I am very happy with how they have conducted the arbitration preparations and hearings in our case. Their attention to detail also led to a very successful outcome on our part.

The team is always well prepared in every sense: in time, in practical matters, but most importantly in judicial knowledge and skills.

A very strong firm with outstanding professionals such as Torgny Wetterberg.

They are very effective and have excellent knowledge in dispute resolution within the electricity sector.

Extremely professional, quick responses and extensive knowledge.

Bertil Brinck is a very experienced lawyer who demonstrates significant knowledge about the arbitration process, both during preparations and during the actual hearing.

Tomas Pleiner is a very experienced lawyer. He is also very knowledgeable about the arbitration process and he did an excellent job digging up details in our correspondence and documentation. Tomas was also very helpful in preparing myself as the main witness at the arbitration hearing.

Torgny Wetterberg takes command of the courtroom through his grasp of the factual and legal matters.

Bertil Brinck has been our most trusted lawyer for a long time. His relationship with our company goes back many years.

Thomas Tendorf inspirits trust and competence.

Torgny Wetterberg is very engaged, skilful and his appearance in court is outstanding.

Key clients




Dellner Brakes

The firm: The firm was set up in 2010 upon initiative by Torgny Wetterberg together with the present partners Thomas Tendorf and Kristoffer Ribbing together with some other lawyers now retired or not any longer active in the market place.

Areas of practice: A1 Advokater is a boutique law firm specialising in commercial dispute resolution.

A1 Advokater is often engaged to act in large high-profile disputes.

A1 Advokater also carry out investigations of various kinds and act as strategic advisers on risk and crisis management.

The lawyers at A1 Advokater are engaged as counsel in litigation and arbitration. Several of the lawyers serve as arbitrators which also gives the firm valuable experience in evaluating disputes.

The team of lawyers has very extensive experience across a broad range of sectors such as banking & finance, energy, engineering, construction and infrastructure projects, nuclear power, retail and manufacturing, real estate, defence, insurance, IT/telecom, pharmaceuticals, media and entertainment and transport.

Some of the lawyers provide legal and business advice on a wide range of national and international commercial issues and are regularly retained by Swedish and international companies. Several of the lawyers have experience as in-house lawyers for major international corporations. Legal and business advice work frequently involves contracts for the manufacture, purchase and supply of industrial facilities, mergers and acquisitions, joint ventures and restructuring, distribution, agency and licensing agreements.

Legal and business advice also involves Swedish and foreign companies on company law, including start-ups, capital acquisition and shareholders’ meetings.

Department Name Email Telephone
Litigation Torgny Wetterberg
Litigation Kristoffer Ribbing
Arbitration Torgny Wetterberg
Arbitration Tomas Pleiner
Employment Ola Nilsson
Commercial, corporate and M&A Bertil Brinck
Commercial, corporate and M&A Peter Vennerstrand
Photo Name Position Profile
Adv Bertil Brinck  photo Adv Bertil Brinck Partner
Adv Ola Nilsson  photo Adv Ola Nilsson Partner specialized in dispute resolution
Adv Tomas Pleiner  photo Adv Tomas Pleiner Partner specialized in dispute resolution
Adv Kristoffer Ribbing  photo Adv Kristoffer Ribbing Partner
Adv Thomas Tendorf  photo Adv Thomas Tendorf Partner specialized in dispute resolution
Adv Peter Vennerstrand  photo Adv Peter Vennerstrand Partner
Adv Torgny Wetterberg  photo Adv Torgny Wetterberg Partner specialized in dispute resolution
Total number of lawyers : 11