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Welcome to the Operative Plasterers & Allied Trades Society of Ireland (Opatsi) official web site. We hope it provides you with information regarding your employment and if not you can call our head office for further assistance no matter where you are based.

We are the oldest Trade Union in the state tracing our history back to 1670.

  • We have represented workers in the craft of plastering for many years.
  • We represent craft workers in the construction industry, film industry and in local authorities throughout the country.
  • We represent members that work for the Department For Defence and the HSE.
  • We represent some of the most experienced crafts persons in the state who are available to all employers be it public or private.

If you do require a plasterer just call us and we can provide you with the right craftsman within various disciplines of the craft.

You can also consult the Irish Plasterers Register for highly skilled craftsmen.



As a member we will represent you in relation to your employment with your employer.

We can represent you in the Labour Court, Workplace Relations Commission or at local level regarding any employment issue. If you do have an issue just call our head office and we will assist you.

In these uncertain times it is very important to be a member of a Trade Union and we would urge anyone employed in the construction industry to join the union.

We are affiliate Union within the Irish Congress of Trade Unions and sit on the Construction Industry Committee. We also sit on the Local Authority Nation Craft Group who negotiate on behalf of our members at national level within the relevant local authority or HSE district.

Please enjoy the site and feel free to call us or contact us here.

Latest News

A Statement from OPATSI on the lifting of restrictions in the construction sector.

Having consulted with members, and considering the advice from NPHET on the current infections and number of deaths, OPATSI believe now is not the time to lift the current restrictions in the Construction sector. While construction companies say they are doing everything to operate safely, the mass movement of over a further 100,000 workers across the country we feel, would be simply irresponsible and reckless.

Read More Here...

CIF Apprenticeship report 2020

The Construction Industry Federation (CIF) Trades and Apprenticship Survey 2020 is now available for download.

OPATSI welcomes Government decision to close non-essential building sites

OPATSI welcomes the decision to close non-essential building sites as part of the new measures announced by Government last night. This will greatly assist, front healthcare services in the fight against the Covid 19 corona virus. It will also ensure that Building workers and their families remain as safe as possible for the duration of the crises.

Members who are on the front line working within the HSE are advised to ensure that the implementation of the guidelines on social distancing and hand hygiene are implemented to the full. For those members working in the provision of essential services, the union is engaged with the department in order to clarify their status.

COVID Pandemic Unemployment Payment Form

Download the COVID unemployment form here