Independent Engineering Advisory for Infrastructure Projects
Trusted technical advice for councils, asset owners and major project teams.
Lenex provides independent engineering and project advisory services that support confident decision-making across planning, procurement and delivery.
We specialise in governance-aware, probity-safe advice — where independence matters most.
Our Key Advisory Services
We help clients solve complex problems across infrastructure and transport, with technical rigor and governance-aligned thinking.
Owner’s Oversight
Owner’s Engineer – Civil & Infrastructure
Independent technical oversight on behalf of asset owners, providing senior judgement, risk identification and assurance to protect owner interests across planning, procurement and delivery.
Scope Development
Scope & Technical Requirements Development
Development of clear scopes, specifications and technical requirements to support robust procurement, manage risk and enable defensible tender outcomes.
Procurement Support
Tender Evaluation & Procurement Support
Probity-aware technical evaluation and advisory support to assist fair, transparent and well-governed procurement decisions.
About
At Lenex Engineering Advisory & Design, we bring over 25 years of global infrastructure experience to every engagement. Founded by Dominic Leonard, our consultancy is built on a track record of delivering landmark civil, rail, energy, and urban projects across diverse markets. From design leadership to directing multidisciplinary teams of 140+ professionals, Dominic’s career reflects both technical excellence and strategic vision.
Lenex exists to help clients navigate complexity with clarity. We combine deep technical governance expertise with a passion for innovation, ensuring projects are not only delivered successfully but leave a lasting impact on communities and industries.
Our Approach
At Lenex Engineering Advisory & Design, we believe that every project—whether small or large—deserves a tailored, thoughtful approach. Our process is rooted in collaboration and clear communication, ensuring that we fully understand your needs and objectives before moving forward.
Understanding Your Needs
We begin by listening. Your goals, expectations, and vision are at the heart of everything we do. Our initial meetings focus on building a clear understanding of the project’s scope and requirements. This open communication is the foundation for a successful working relationship.
Value-Added Solutions
After understanding your needs, we analyse the project’s requirements to identify opportunities to add value. We work collaboratively with you to ensure that all elements align, identifying potential gaps and opportunities for improvement in the design and planning phases.
Collaborative Multi-Disciplinary Support
For larger, more complex projects, we can partner with trusted industry professionals to provide multi-disciplinary expertise. Our extensive network of connections allows us to bring in specialists when needed, ensuring that your project benefits from a full range of skills and knowledge.
Transparency & Communication
We believe in keeping you informed at every stage of the project. You’ll never be in the dark about progress or potential challenges. Our goal is to provide clear, transparent updates and ensure that there are no surprises, so you feel confident throughout the duration of our engagement.
Quality & Ongoing Relationships
We don’t just aim to deliver for the duration of a project; we want to build lasting relationships. Our commitment to high-quality work means that we hope to become your go-to engineering partner for future projects, providing reliable, consistent service that you can count on time and time again.
Our Values
At Lenex Engineering Advisory & Design, our values shape everything we do. We are driven by a commitment to excellence, sustainability, and ethical practice, ensuring that our clients always receive the best possible service.
Quality & Reliability
In an increasingly stretched market, we understand the importance of delivering quality that you can rely on. Whether it’s a small-scale design or a large infrastructure project, our focus is on providing exceptional service that meets or exceeds expectations.
Trust & Transparency
We believe that trust is the foundation of any successful partnership. We are open, transparent, and honest in all our dealings, ensuring that you always know where your project stands. Trust is earned through clear communication and consistent delivery.
Innovation & Sustainability
We are always looking for ways to improve. Whether through innovative design, the adoption of new technologies, or sustainable practices, we continuously seek opportunities to do things better. Our approach includes leveraging digital engineering, AI, and other cutting-edge solutions to drive efficiency and reduce environmental impact.
Respect & Collaboration
We value the people we work with. Our approach is rooted in mutual respect, open communication, and collaboration. We believe that the best results come from working together as a team, and we pride ourselves on building strong, long-term relationships with our clients and partners.
Ethical Standards & Integrity
Our reputation is built on high ethical standards. We adhere to the highest levels of professional conduct, ensuring that all of our work is carried out with honesty, integrity, and probity. This commitment is reflected in the quality and ethical considerations that underpin every project.
Continuous Improvement
We are not satisfied with the status quo. We actively seek out opportunities to innovate, improve, and add value. Whether through embracing new technologies or refining our processes, we are always striving to be better—for ourselves, our clients, and the industry as a whole.
Start the conversation
Call 0467 551 856 to discuss your advisory requirement,or complete the enquiry form below and we will be in touch