Crann Construction

contact us
Office Locations
We usually respond within 24 hours. Alternateively you’re welcome to call our offices.

John F Kennedy Drive, Dublin 12

(083) 3466 199

our leadership

Leadership

Partner
Mike Tennyson

Michael G. Tennyson is the Chairman and a Partner of Ashling Capital. Mike is a highly regarded, global veteran of the real estate development and construction industries, having developed and constructed residential, commercial and industrial projects world-wide with an aggregate value into the billions of dollars. Prior to founding Ashling, Mike founded and was CEO of Global Facilities Group and City Construction, both of which were based in NJ and Europe. Mike has a degree in cartography from Bolton College of Technology in Dublin, and in civil engineering from U.C.D. Dublin.

Managing Partner
Seán McCallion

Seán is responsible for the delivery of all development sites, including all aspects of Design, Planning, Programming, Procurement and Construction. During construction, Seán is focussed on detailed contractor management, quality assurance, programme performance, cost management and health & safety.

Seán has over 25 years’ experience in property development in the UK and Ireland, working at director level for several developers including Richmond Homes, Berkeley Group plc, Barratt London plc, P Elliott and the Dandara group. He has extensive experience in both city centre brownfield regeneration and greenfield development sites, with a focus on residential development.

Partner
Mike Tennyson

Michael G. Tennyson is the Chairman and a Partner of Ashling Capital. Mike is a highly regarded, global veteran of the real estate development and construction industries, having developed and constructed residential, commercial and industrial projects world-wide with an aggregate value into the billions of dollars. Prior to founding Ashling, Mike founded and was CEO of Global Facilities Group and City Construction, both of which were based in NJ and Europe. Mike has a degree in cartography from Bolton College of Technology in Dublin, and in civil engineering from U.C.D. Dublin.

Managing Partner
Seán McCallion

Seán is responsible for the delivery of all development sites, including all aspects of Design, Planning, Programming, Procurement and Construction. During construction, Seán is focussed on detailed contractor management, quality assurance, programme performance, cost management and health & safety.

Seán has over 25 years’ experience in property development in the UK and Ireland, working at director level for several developers including Richmond Homes, Berkeley Group plc, Barratt London plc, P Elliott and the Dandara group. He has extensive experience in both city centre brownfield regeneration and greenfield development sites, with a focus on residential development.