Process Plant Designers & Simulation Consultants
Founded in Sydney, Australia in 2011, jimmylea has established itself as a trusted process plant designers and simulation consultants, delivering advanced engineering solutions to clients across Australia and Singapore. Our expertise lies in integrating conventional engineering principles with advanced modelling and simulation technologies to achieve superior design outcomes. The collaboration between our process plant designers and simulation consultants ensures that every system is rigorously verified, optimised and enhanced for performance, reliability and cost-efficiency.
Supported by a team of highly qualified and experienced Chartered and Professional Engineers, technologists and simulation specialists, we have successfully delivered numerous complex, high-value projects across the chemical, energy, resources and water sectors.
At jimmylea, we are committed to providing innovative, technically robust solutions that consistently exceed client expectations. Our engineering and simulation capability continues to drive success through precision, experience and a steadfast commitment to quality.
Together, our engineers and simulation specialists bring more than 50 years of combined experience to every project.
- Chemical Engineering
- Control Engineering
- Instrumentation Engineering
- Mechanical Engineering
Simulation Consultants
- Computational Fluid Dynamics
- Multiphase Flow Simulation
- Process Dynamics Simulation
- Reactive Process Simulation
jimmylea actively showcases its core engineering and advanced simulation expertise at major international industry exhibitions, demonstrating how innovation and technical excellence drive practical solutions for complex industrial challenges.
At ChemShow in New York City, USA. There, jimmylea not only showcased its engineering and advanced simulation capabilities, but also presented how its services have enabled organisations to meet complex engineering objectives.
Our Approach and Scope of Services
Our approach to plant engineering services is grounded in advanced engineering practices and detailed analysis, moving beyond the limitations of conventional rule-of-thumb methods. While these traditional methods provide a basic starting point for design, they often result in overdesign or underdesign, leading to unnecessary fabrication costs and operational inefficiencies.
Our chemical plant designers and simulation consultants adopt a systematic approach involving a thorough examination of key process variables to ensure optimal plant performance and cost-efficiency. Through comprehensive analysis, we assess the impact of these variables on plant outcomes and provide precise recommendations to minimise or prevent potential financial losses. This proactive strategy is central to our process, allowing us to identify and resolve issues before chemical plant construction begins.
Our engineering services are further strengthened by robust in-house simulation capabilities, ensuring each design is meticulously optimised for both performance and cost. We are committed to delivering accurate and effective engineering solutions tailored to meet the unique requirements of our clients.
Engineering services: (1) Plant Engineering Design, (2) Chemical Engineering Expertise, (3) Commercial Plant Scaleup and (4) Emerging Energy Engineering
Simulation services: (1) Computational Fluid Dynamics, (2) Multiphase Flow Simulation, (3) Process Dynamics Simulation and (4) Reactive Process Simulation
FOUNDER'S MESSAGE
Performing engineering design, calculations or simulation without proper expertise can produce misleading results that may lead to costly or even catastrophic consequences. At our engineering and simulation consulting firm, we ensure only qualified professionals are assigned to projects within their specific area of practice. Typically, our principal-level engineers and simulation specialists bring over 15 years of relevant experience. For simulation work, only personnel with specialised qualifications in modelling and simulation are assigned, and they are supported by our in-house plant engineering team to ensure all recommendations are practical, implementable and cost effective.
To consistently deliver high-quality outcomes, every project is governed by our stringent quality control system. Each stage is thoroughly reviewed to verify the accuracy and engineering validity of inputs and results before moving forward. This disciplined process prevents small errors from compounding and compromising the integrity of the final design, model or system.
By focusing exclusively on the chemical, energy, resources and water industries, we’ve developed deep domain expertise and a sharp understanding of each sector’s unique processes, equipment and regulatory environment. These industries face high-stakes challenges involving complex fluids, safety risks and critical infrastructure, where our work directly improves safety, performance and compliance. Our strengths in multiphase flow, reaction chemistry and thermal systems align precisely with these needs, ensuring we stay at the forefront of engineering innovation. As a result, our solutions are not only technically robust but also practical and industry-relevant.
Dr. Jimmy Lea
Principal Consultant & Director
PhD (UNSW), FIEAust CPEng and RPEQ
Our Journey
Founded in 2011, jimmylea began as a specialist engineering consultancy with a commitment to delivering technically rigorous engineering, process simulation and practical engineering solutions for complex industrial applications.
Shortly after the company was established, the global oil price crash caused a severe contraction across the energy and resources sectors, forcing many engineering consultancies to downsize or close. By continuing to support clients in the chemical, energy, resources and water industries, jimmylea maintained a stable foundation while remaining focused on technical excellence rather than project volume.
Between 2016 and 2020, the business successfully navigated further economic uncertainty, including prolonged market downturns and the unprecedented disruption of the COVID-19 pandemic. During this period, jimmylea strengthened its reputation by concentrating on technically demanding projects involving process engineering, multiphase flow, reactor design and simulation-driven engineering.
From 2021 to 2024, despite inflation, rising interest rates and industry-wide talent shortages, jimmylea continued to grow its presence across Australia and Singapore while remaining committed to independent engineering judgement, first-principles engineering and technically robust design.
Today, jimmylea is recognised by clients for its deep engineering expertise across the chemical, energy, resources and water industries. More than a decade after its founding, the company continues to demonstrate that technical integrity, engineering excellence and disciplined engineering judgement remain the foundation of long-term success.
