Michaela Massig

Michaela Massig

Senior Associate

Michaela has extensive experience in all areas of individual and collective employment law.

Her practice focusses particularly on advising clients on complex legal issues relating to collective bargaining and industrial disputes law. She assists clients in collective bargaining negotiations and defends them against impending strike actions. Her advice further includes workers’ co-determination matters and the implementation of ESG concepts. Furthermore, she frequently represents clients in disputes before labour courts.

Michaela advises companies on the arrangement as well as on the termination of employment agreements with both employees and members of the board, and in connection with restructuring and outsourcing projects, staff reduction measures and other workforce adjustment projects. She assists clients in these projects from the strategic planning stage right up to their final implementation. She regularly publishes on employment law and, in particular, collective bargaining law issues.

Published Work

  • Michaela Massig, Die Rolle des Betriebsrats bei der Umsetzung von ESG-Konzepten – Nachhaltige Gestaltung von Unternehmen im Spannungsfeld der Mitbestimmung, ZAU 2022, 596
  • Thomas Ubber/Michaela Massig, ESG hat viele Gesichter, Börsen-Zeitung, 29 October 2022
  • Michaela Massig, Auch weiterhin: Durchsetzungskraft als maßgebliches Kriterium der Tariffähigkeit, Comment on the Judgement of the German Federal Labour Court of 22 Juni 2021 – 1 ABR 28/20, BB 2021, 3072
  • Michaela Massig, Auch weiterhin: Einbeziehung von Tarifverträgen kraft betrieblicher Übung möglich – dem Grunde nach, Comment on the Judgement of the German Federal Labour Court of 11 July 2018 – 4 AZR 443/17, BB 2019, 1088



Specialised Lawyer for Employment Law (Fachanwältin für Arbeitsrecht), 2018

Admitted as German Rechtsanwältin, 2014


Second German Law Degree, 2014

First German Law Degree, 2012

A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.