About Us

in2Dredging is an international and independent dredging consultancy based in Perth and Melbourne.
Our dredging consultants are renowned for delivering practical and value adding solutions.
The team at in2Dredging has a broad profile of specialised skills across all areas of dredging.
in2Dredging is an employee owned organisation focused on the needs of our clients. We are passionate about dredging and take great pride in our work.

Our Team

i2D dredging consultant simon burgmans

Simon Burgmans
Director & Principal Dredging Consultant


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Simon Burgmans graduated from the Technical University of Delft as a coastal engineer specialised in dredging.

He started his career with the world leading dredging contractor Van Oord as a R&D engineer. He was promoted to R&D manager and progressed his career within Van Oord by joining Operations.

In Australia he joined Wood Group Kenny, a world leading pipeline engineering consultancy. Some of the major oil and gas projects he supported as a principal engineer were Browse and Gorgon LNG projects.

In 2016 he founded in2Dredging.



in2Dredging's Principal Dredging Consultant Greg Miller

Greg Miller
Principal Dredging Consultant


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Greg Miller has had over 35 years experience in the international marine, dredging and oil & gas industry.
His technical understanding of marine and dredging contracting began in 1983 with his employment by the Dutch-Australian WestHam dredging company, which is now part of marine and dredging contractors Van Oord and Boskalis.

He held several positions on major projects and gained first hand experience on all dredge types including drilling and blasting barges, land reclamation, outfalls and rock installation.

Greg has witnessed the improvements in dredge designs and capabilities over the last three decades. As the Australian dredging industry grew, he moved into the role of Principal Dredging Consultant for Clients, Contractors and Engineers. He participated in the developments of many major ports developments, mainly in Australia.



Grace Headshot

Grace Dennis
Business Administrator/Application Developer


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Grace has 12 years’ experience as an IT professional having worked both as a Consultant and as an employee in IT departments of various organisations. Most software development projects Grace was involved in required her to follow them through their full development lifecycle, i.e. from writing specifications, through to development, testing and implementation. Most assignments included technical documentation, user help files, and user training.

In addition, Grace has many years’ experience as an Administrator having worked in this field for 7 years before becoming an IT professional and again from 2009 to present. As an Administrator Grace has provided office administration, bookkeeping and staff contract development support as well as providing proofreading and document layout services.


senior environmental dredging consultant valerie biernaux

Valerie Biernaux
Senior Environmental / Dredging Consultant


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Valerie has 12 years of experience in the dredging industry as senior environmental consultant, estimating engineer and hydrographic surveyor. Valerie started her career as hydrographic surveyor with Dredging International – a world leading dredging contractor.

In her role as estimator within Dredging International, she identified optimal dredging and disposal methodologies, assessed dredge-ability and workability conditions, and gained hands-on experience on a wide-range of dredging projects worldwide.

In Australia, Valerie has worked for multidisciplinary consulting firm Golder Associates where she became specialised with environmental regulatory frameworks. Throughout her career, Valerie has developed her skills in the environmental aspects related to marine infrastructure works, with a practical focus on water and sediment quality, metocean data collection, marine investigations, environmental management and monitoring programs.



i2D Office Manager Sandra Gyles

Sandra Gyles
Director & Business Manager

i2D Senior Client Representative Ralph Brevet

Ralph Brevet
Client Representative/Principal Tool Developer


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Ralph Brevet has 25 years of experience in project engineering, covering a wide range of engineering aspects.

Worked for 16 years for a world leading pipe-lay contractor, Allseas, on the preparation of project documentation, analyses, software development, R&D projects and represented the company on a number of dredging and trenching support vessels.

In 2006 he started working for Wood Group Kenny Perth and was seconded to major oil and gas projects. He started projects in an office-based project engineering role and moved into a Client Representative role when construction activities commenced.



Jan de Pagter

Jan De Pagter
 Project Manager / Dredging Consultant


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Jan de Pagter has over 15 years’ experience in Marine/Offshore Project Management working with both Contractors and Consultants/Clients.

In 2007, he started his own Consultancy firm and has represented Clients as Construction Manager, Lead Resident Engineer and Package Engineer on various Port developments, and Oil & Gas Offshore projects.

Jan is a confident and highly capable professional with extensive experience in leading Owners’ Teams and, managing marine and offshore projects.  He has a strong focus on coaching teams to deliver projects on time and within budget, without jeopardising safety and the environment.



i2D Contract Engineer Karin Verlinden

Karin Verlinden
Contract Engineer

Posts on in2Dredging

WA Australian Engineering Excellence Awards

    Recently, Greg Miller and Sandra Gyles represented in2Dredging at the WA Australian Engineering Excellence Awards.  Judges were impressed with the wide range of entries and the world class innovations that were presented at the WA awards.  It was enjoyable to be surrounded by so many innovative minds! in2Dredging submitted its Subsea Rock Cutting […]

i2D short-listed for Australian Engineering Excellence Awards

  in2Dredging (i2D) has recently been entered in the Australian Engineering Excellence Awards (AEEA) final for 2018 with our unique Subsea Rock Cutting (SRC) tool. SRC estimates the cutting production for any dredging or mining equipment that mechanically cuts rock in a subsea environment.  It calculates the resultant cutting force on equipment thus allowing the […]

Another Six Ways to Increase the Productivity of Your Dredge – Part 2

  Set Benchmarks Benchmarking is used to discover the best performance possible in order to achieve a competitive advantage.  Benchmarking is the process of obtaining a standard, or a point of reference.  Simply put, benchmarks are the what, and benchmarking is the how. Understanding the physics of dredging enables you to easily identify your benchmarks. […]

Our Projects

in2Dredging Consultancy Services is proud to have participated on the following projects.

HMAS Stirling Maintenance dredging project supervisor
Discharge production with clay balls PnP schedule

Project: HMAS Stirling Maintenance Dredging

Contractor: WA Dredging

Consultant: Aurecon

Client: Australian Departement of Defence

i2D’s role: Contractor’s Project Supervisor

Project: Tug Infrastructure Dredging Anderson Point

Contractor: Hall Contracting

Client: Fortescue Metals Group 

i2D’s role: perform Dredge Risk Assessment for Client

Project: Wheatstone LNG Clean-up Dredging

Subcontractor: TAMS

Contractor: Bechtel

Company: Chevron

i2D’s role: Subcontractor’s Project Supervisor

Our Partners

in2Dredging Consultancy Services is honoured to work with the following partners.

geotechnical consultants Norwegian Geotechnical Institute logo
Str8wave coding and software engineering software development
logo engineering consultants G&P Professionals Sdn. Bhd.
asian dredging consultancy
i2D partner Marine Environmental and Hydrographic Services Seabel