41. JWT Folk

The Lillington Group act as advertising agents and provide sales, promotion and marketing consultancy services. It owns Dublin ad agency JWT Folk.

40. Firstsource Solutions

Firstsource Solutions is one of Northern Ireland’s largest private sector employers and is currently celebrating its 10th anniversary of operations in the region. Firstsource provides consulting services with outsourcing solutions to organisations in the healthcare, c...

39. Rigney Dolphin

Rigney Dolphin is an Irish family-owned outsource service provider established in 1990. The company offers a variety of bespoke services including contact centre solutions, customer relationship management, HR and recruitment services and contact centre consultancy se...

38. Moduslink

Moduslink is a supply-chain solutions company. It designs and executes global value chain strategies to solve clients’ cost, time-to-market, customer satisfaction and revenue objectives.

37. Chubb Ireland

Chubb is a provider of security and fire safety solutions for businesses and industry nationwide. Each year it provides more than 12 million personnel hours of security, performs 150,000 security systems site inspections and services over 4 million fire extinguishers.

36. Staffline

Staffline, formerly known as Grafton Recruitment, was founded in 1982 and was acquired by UK firm Staffline Group in 2018. The business continues to trade under the Grafton brand in Ireland. It has been a leading provider of recruitment solutions for over 32 years. ...

35. Capita Customer Solutions

SouthWestern has evolved from the SWS Group, which was originally established in 1957. SouthWestern provides front and back office services in the areas of CRM, finance & HR, public sector and financial services to public and private sector clients in Ireland, the UK...

34. Concentrix

Concentrix (the Irish operations of which were previously known as Stream Ireland) was acquired by Synnex and merged with its Concentrix subsidiary in 2018. Concentrix offers sales, customer care and technical support to its customers. It has a global network of appr...

33. BMD & Co

BMD & Co is a mechanical engineering contractor. It was founded in 1974 to service the pharmaceutical multinational sector. According to a report in the Irish Examiner, in 2011 a management team at BMD, previously a subsidiary of Cork-based construction firm the Bowe...

32. Mazars

Mazars Ireland offers audit and assurance, consultancy, corporate finance and taxation services to its clients. Mazars Ireland is based in Dublin and Galway, and is part of the integrated international firm, Mazars.

31. Irish Wheelchair Association

The Irish Wheelchair Association services to people throughout the country with limited mobility. The community-based organisation also create awareness of the rights and needs of its members amongst policy makers, service providers and the public. It also advocates wit...

30. Dillon Eustace

Headquartered in Dublin, Dillon Eustace has also opened offices in Tokyo (2000), New York (2009), Hong Kong (2011) and Cayman Islands (2012). It focuses on financial services, banking and capital markets, corporate and M&A, litigation and dispute resolution, as well ...

29. Abtran

Abtran is one of the largest indigenous business process outsourcer (BPO) in the Irish market. It provides customer management solutions to the public and private sectors. In 2019, a consortium led by the original Abtran founders bought back the majority stake in the...

28. BDO

Part of a global network with offices in 135 countries, BDO advises entrepreneurial and growing owner-managed businesses and the people behind them. With offices in Dublin, Limerick, and Belfast, BDO Ireland has 33 partners and 320 staff.

27. Arvato Supply Chain Solutions

Arvato Finance Services Limited, trading as Arvato Financial Solutions, is an Irish division of global business outsourcing company, Arvato. In Ireland, it employs over 1,300 people across more than four locations, with over 68,000 employees worldwide working in over ...

26. Version1

Established in 1996, Version 1 is a technology partner to major domestic and international customers across all industry sectors in the UK and Ireland. One of the fastest growing IT services companies in Western Europe, Version 1 has doubled both profitability and reven...

25. Ergo

A cloud & IT managed services provider, Ergo excels in matching technology to business needs & has been helping organisations achieve their strategic goals for 21 years.

24. Capita Managed IT Solutions

Capita Managed IT Solutions, formerly known as Northgate Managed Services, provides cloud-based and infrastructure services to public, private and third sector organisations and specialist managed services in the education, government, utilities and charities sectors. ...

23. Mason Hayes & Curran

Mason Hayes & Curran is an Irish law firm with over 400 staff including 72 partners. Mason Hayes & Curran is an award-winning law firm based in Dublin with offices in New York and London. Key areas of expertise include financial services, corporate, dispute resoluti...

22. PFH

PFH Technology Group is a leading provider of ICT solutions to corporate, government, health and higher education organisations. Founded in 1985, the company employs over 237 employees with offices in Dublin, Cork, Galway and Belfast. Founded in 1985, the PFH organi...