Enhancing Coastal & Marine Infrastructure

Improving Performance and Extending the Life of Coastal and Marine Infrastructure.

Meet Our Team

Ecospec comprise of a team of people dedicated to helping you achieve the best and most efficient outcome for your remediation project.

David O'Sullivan
David O'SullivanManaging Director
David commenced his career as a structural design engineer and was responsible for design on major industrial, commercial and civil structures. David then formed a construction company to deliver civil and marine infrastructure, and industrial projects, many of which were completed as design and construct projects.

0420 975 524
[email protected]

Tim Tape
Tim TapeNational General Manager
Tim has over 30 years’ experience in the South Australian construction industry and has worked on a number of Adelaide’s most significant construction projects including the Holdfast Shores Redevelopment, Flinders Medial Centre, Royal Adelaide Hospital, and the Adelaide Convention Centre. He has built enviable working relationships with developers, consultants, government bodies, and clients ranging from institutional and government departments, to commercial, entertainment, and retail.

[email protected]

Alistair MacDonald
Alistair MacDonaldExecutive - Corporate and Strategy
Alistair is an experienced Board Member, Executive (CEO) and General Manager. Alistair has had a successful career originally in consulting and then in senior management positions. He is a registered psychologist with a Doctorate in Organisation Psychology. Alistair has led several large infrastructure event build programs that require significant stakeholder engagement and project management skills.
Kevin Kelly
Kevin KellyConstruction Director
Kevin is a very experienced structural repair foreman with significant expertise in remediation work, as well as being a highly skilled coxswain and machine operator. He has significant experience as the hands on crew leader on major marine and civil remediation projects. The durability, quality and finish of the works are extremely important to Kevin and he leads his crew by example to produce excellent remediation results.

[email protected]

Sarah SandersonFinance Administrator
Sarah’s high level of attention to detail and exceptional organisation skills and strong work ethic make her perfectly suited to the role of Finance Administrator. Sarah is passionate about her role and is strongly committed to accurate and timely financial management.

[email protected]

Sarah HorganMarketing Coordinator
Sarah is a proactive, outcome-orientated person with experience in project and event management, client account management and office administration. Highly organised with strong attention to detail, Sarah is also responsible for website development and communications.

[email protected]

Reza Haryantho Toh Project Manager
Reza is a senior project engineer who has acquired a diverse range of skills by working on various projects throughout Queensland, New South Wales and ACT.

Qualification and Licensing
o Bachelor of Engineering (Honours)

Layne HolbertonGeneral Manager Infrastructure Maintenance
Layne is a results oriented, analytical business manager with extensive experience in manufacturing, maintenance, manufacturing engineering, and operations. Layne has managed a significant number of infrastructure projects which includes the management of budgets, cost control and schedule. He is innovative, client focused and experienced in leading teams to deliver results.

[email protected]

Recent Works

Ecospec work closely with our clients to take responsibility for achieving clients engineering objectives, identifying cost effective methods, sharing risks and meeting budget targets.
Ecospec offer clients a Workmanship Warranty and a realistic Performance Guarantee for remediated structures.



Contact Ecospec today to discuss how we can help on your next project: