MJ Conroy is a family-owned and operated business, built on a legacy of trust, collaboration, and long-term partnerships across the construction, property, and agriculture sectors. Founded in 1932 in Cong, County Mayo, we’ve grown alongside a changing world – embracing innovation, evolving technologies, and expanding our reach across Ireland and Eastern Europe – Latvia, Lithuania, and Serbia. Through it all, MJ Conroy has remained firmly rooted in our core values: building with integrity, delivering quality, and creating lasting value for our clients.

Not just words – Our way of working At MJ Conroy, Enduring, Diverse, Collaborative isn’t just a tagline. It’s the foundation on which Michael Conroy built the company nearly a century ago – and it continues today through the leadership of his sons and grandchildren. These values embody our commitment to providing high-value, transparent, turnkey solutions to meet our clients’ exacting needs.

The MJ Conroy team brings together deep industry expertise and a proven track record across local, national, and international projects. With unmatched knowledge of the construction sector, we consistently deliver on complex and demanding projects. Where specialist skills are required, we collaborate with trusted, long-standing expert partners.

Clients & Partners We are proud to maintain enduring relationships with a broad portfolio of international clients and corporate partners, built on trust, delivery, and results. At MJ Conroy, we are committed to upholding the highest standards across all areas of operation. Our policies reflect our dedication to quality, compliance, and responsible business practices, supported by robust systems and certifications.