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Hanne Plathe Maartmann

Oslo, Norway

Hanne Plathe Maartmann is an attorney MNA at Kindem & Co AS in Norway, with an academic background from the University of Oslo (Cand. jur.) and long-standing public sector experience in the Ministry of Justice, prosecution work, and administrative leadership. Her professional profile also includes roles as an attorney mediator and dispute resolution leader for the Housing Dispute Board for Oslo and Akershus.

Her practice is focused on family law matters and related dispute management, including separation and divorce, parental responsibility, child distribution issues, and child welfare related disputes. She also handles inheritance and estate planning matters such as wills, testaments, and estate settlement, as well as guardianship issues and compulsory enforcement-related procedures.

Clients can expect structured case handling in which legal advice is aligned with the procedural context, including administrative law considerations and criminal law matters where relevant to the client situation. She provides guidance on both Norwegian and English communication, and her background indicates a service approach grounded in conflict resolution experience and careful preparation for proceedings.

About Hanne Plathe Maartmann
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Practice areas
Family
Private Client
Criminal Defense
Lawsuits & Disputes

Languages spoken
English

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Practice areas

Hanne Plathe Maartmann advises and represents clients in family law and relationship breakdown matters, including separation and divorce, agreements between partners, and legal issues connected to parental responsibility and child living arrangements. She also supports clients in disputes involving child distribution and related matters, with emphasis on practical legal strategy and procedural readiness.
Adoption
Child Protection & Abuse
Child Custody
Child Support
Child Visitation / Parenting Time
Collaborative Law
Divorce & Separation
Domestic Violence
Father's Rights
Marriage
Same Sex & LGBT
Annulment
Spousal Support / Alimony
Property Division
International Family Law
Parenting Plans
Prenuptial & Cohabitation Agreements
Family Mediation
Relocation
Grandparents' Rights
Surrogacy & Fertility
She assists clients with estate and personal succession planning topics such as wills, testaments, and estate settlement, including related legal work for probate and distribution issues. She also handles matters connected to guardianship and decision-making authority, helping clients navigate sensitive personal and estate related processes.
Power of Attorney
Elder Law
Estate Planning
Guardianship
Nursing Home Abuse
Probate
Trusts
Will & Testament
Elder Abuse Law
Inheritance Law
Asset Protection
Hanne Plathe Maartmann provides legal support in criminal law matters and related proceedings, including matters tied to traffic and weapons and road traffic law issues. Her approach is oriented toward assessment of legal risk, structured defense planning, and representation through the relevant phases of the case.
Expungement & Record Sealing
Arrests & Searches
Criminal Litigation
Drug Crime
Drunk Driving
Juvenile Law
Sex Crime
Speeding & Traffic Ticket
White Collar Crime
Extradition
International Criminal Law
Theft, Robbery & Burglary
Weapons & Firearms Charges
Probation Violation
Cybercrime
She manages disputes and representation that may involve formal proceedings and decision-making bodies, including administrative law and enforcement related issues. Her experience as a dispute resolver supports a focus on resolving contested matters effectively while protecting client interests through the correct procedural channels.
ADR Mediation & Arbitration
Appeal
Class Action
General Litigation
Ethics and Professional Responsibility
Commercial Litigation
Antitrust Litigation
Restructuring & Insolvency
Dispute Prevention & Pre-Litigation
International Arbitration
Construction Disputes

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