Andrew Kerr

Shamrock CEO and Director, Andrew Kerr is a construction manager within the Queensland construction sector, with extensive experience in managing large complex civil projects.  Andrew has been engaged within the industry for the past twenty five years.

Andrew is responsible for all aspects of the business from project inception to off maintenance.  Andrew works closely with Shamrock team members to ensure all projects are delivered safely and exceed our client’s quality and program requirements.

Andrew is proud to be a team member of a successful, results and relationship based civil engineering form that has established a reputation for safety, quality and reliability within the industry.



Leslie Zeeman

Leslie Zeeman is a civil engineer with more than 30 years consulting and construction management experience in Australia and South Africa.

After successfully co-founding South Africa’s Wouter Engelbrecht Engineering, Leslie moved to Australia enticed by fresh challenges in consulting.  Leslie held senior roles at various consulting engineering practices before joining Shamrock in 2005.

As Construction Manager, Leslie manages all aspects of project delivery from programming works and plant and labour allocation to site management and client liaison.  Leslie is also heavily involved in the development of environment and health and safety policies and procedures to ensure the business achieves SAI Global certifications.

As a co-owner, Leslie is involved in marketing and business development as well as operational performance and monitoring.


Brendan Kealy

Construction Manager, Company Director and CEO from Shamrock’s foundation in 1994 until 2006, Brendan Kealy is a construction expert with extensive specialist experience in project management.

After founding Shamrock in 1994, Brendan used his estimating, contract administration and supervising expertise to oversee and improve all Shamrock projects.  As the company grew, he played a key part in implementing a safety management plan, introducing world class training measures and improving construction techniques.

Currently, he oversees and manages all of Shamrock’s major project contracts.