About Us
KREMMER MANAGEMENT GROUP is an independent Australian management consulting company with considerable practical hands-on experience in major construction project planning, program risk strategy, delay claims & arbitration dispute expert witness services.

Our Services

We provide the following consulting services:

  • Expert Witness Delay and Disruption Reports

  • Delay & Disruption Forensic Claims Analysis

  • As-Built Relational Database Progress Systems​

  • Tender & Construction Programme Preparation   

  • Schedule Monte Carlo Risk Analysis & Scenarios

  • BIM 4D Model Planning & As-Built Comparison

  • BIM Design Variation Scope & Delay Impact

  • Construction Strategy & Risk Mitigation

  • Master Program Development & Review

  • Project Engineering & Design Management

  • Capital Works Program & Portfolio Management

  • Temporary Works, Staging & Constructability

  • Shut-down Works Planning & Risk Assessment

  • Procurement Database & Last Planner Systems

  • Senior Management Training & Mentoring

Specialist Advisors

Master Program, Constructability, Schedule Risk Analysis & Expert Witness

Ian Kremmer is an accredited Member of the Academy of Experts (UK) and has testified in Arbitration court hearings. He has prepared numerous comprehensive Expert Witness Delay & Disruption Reports using fact-based methods, technical expertise and extensive project experience to identify the extent, cause and responsibility for actual delay and disruption and resulting cost and time impacts.
Ian is a qualified civil/structural engineer with over 40 years of hands-on experience gained  working for Tier 1 contractors, consultants, government organisations and owners on major civil, building, airport, road, rail, mining, resource & IT projects specialising in construction engineering, constructability & staging, design management, tender & construction planning, procurement strategy, project controls, schedule quality and schedule risk analysis.

BIM Specialist, 4D Models, Forensic Analysis & Constructability

David Lee has extensive experience and capability in BIM design & drafting systems, 4D model construction simulation, site progress monitoring, construction methodology, construction staging, constructability, assessment of design changes and clash detection, temporary works planning, BIM model creation and asset data development, forensic claim investigation, conversion of 2D geometry to 3D model elements, integration of asset data to 3D model, As Planned vs As Built BIM simulation, hospital facilities maintenance & operations, asset management systems, capital & minor works project management.

Office Location

  • Level 28, AMP Tower, 140 St Georges Terrace, Perth, WA 6000