About Us


We are a team of Chemical Engineers and Information Technology professionals with deep business process workflow knowledge.

IRESC was founded in 2012 by a group of experienced professionals with the aim to serve the oil and gas industry as a specialist consulting firm with a global outlook. IRESC was initially established in Hong Kong. We have now expanded with offices located in Australia, India, Singapore, UAE and USA.

IRESC has a team of highly qualified, multi-disciplinary process safety and risk practitioners with global experience. We provide services for clients in the Offshore and Onshore Oil & Gas Processing, Refineries, Chemical and Petrochemical sectors and have undertaken process safety, risk, environmental and reliability studies for major projects during basic/detailed engineering phase and operational phase.

IRESC is an independent professionally managed organization providing impartial advice and solutions to clients. We work closely with clients to understand key issues and provide fit-for purpose analyses for managing risks, environment and safety concerns as well as maximizing value for our clients’ business. Our focus is on technical quality and responsiveness to clients.


We have worked on over 500+ EPC projects globally helping Engineering Procurement Construction Companies like Technip FMC, SAIPEM, L&T, Samsung Heavy Industries, BechTel and more. Our vision is to help companies collaborate efficiently using our Haz360® solution to improve process safety risk management to make the workplace safe from various hazards.

IRESC provides a full range of risk and HSE consulting services for clients in the following sectors during all phases of project life cycle including conceptual design, detailed engineering and startup/ operations:

  • Exploration and Production;
  • Offshore and Onshore Oil & Gas Storage and Processing;
  • LNG;
  • Refineries;
  • Chemicals/ Fertilizers;
  • Petrochemical/ Polymers;
  • Pipelines;
  • Road/ Rail & Marine Transport of hazardous goods; and
  • Power Generation
Our Services

Our team consists of highly qualified, multi-disciplinary HSE risk practitioners with global experience. Our areas of expertise include environmental, process safety, risk and reliability studies as detailed below:

Process Safety and Risk Assessment Studies
  • Quantitative Risk Assessment (QRA)
  • Consequence Analysis
  • Fire Risk Assessment (FRA) and Building Risk Assessment (BRA), including CFD based fire modelling
  • Explosion Overpressure Analysis, including full probabilistic analysis with FLACS
  • Hazard Identification (HAZID)
  • Hazard and Operability studies (HAZOP)
  • Layer of Protection Analysis (LOPA)
  • Safety Integrity Level (SIL)/ Instrumented Protective Function (IPF) classification
  • Alarm Management Studies
  • SIL Classification and Verification
  • Escape, Evacuation and Rescue Analysis
  • Emergency Systems Survivability Assessment
  • Reliability, Availability and Maintainability studies (RAM)
  • Fire & Gas Mapping

Environmental Studies

  • Air Pollution Control Studies which includes Emissions Inventory Studies, Emissions Dispersion Studies (near range and long range dispersion), Exhaust and Vent Dispersion Studies (using Computational Fluid Dynamics modelling), Air Quality Impact Assessment, Greenhouse Gas (GHG) Inventory and Forecasting, and Best Available Technology (BAT) Assessment for Emissions Control;
  • Water Pollution Control Studies i.e., Wastewater/Effluent Inventory Studies, Water Quality Impact Assessment, Mixing Zone Modelling and BAT Assessment for Wastewater/Effluent Control;
  • Noise Pollution Control i.e., Noise Modelling, Noise Impact Assessment, Occupational Noise Assessment, BAT Assessment for Noise Control;
  • Hazardous Chemicals Management i.e., Chemicals Hazards Assessment, Occupational Health Risk Assessment, Hazardous Chemicals Inventory, Chemicals Management Plan;
  • Toxic Waste Management i.e., Toxic Waste Inventory and Toxic Waste Management Plan;
  • Solid Waste Minimization Studies;
  • Environmental Impact Identification (ENVID);
  • Environmental Impact Assessment;
  • Environmental Management Plan, including preparation of Environmental Monitoring Programme; and
  • Regulatory Compliance Assessment/Audit.


We are using latest technology platforms to help our customers scale their business. Our team has DevOps, SaaS, Agile skills and use ASP.NET, C#, MongoDB and others to deliver our solution. Our patent pending ‘Data on the Fly’ technology enable clients to design processes flexibly to suit internal needs, separate the application and database and allowing to own the database 100% giving full control for security and integration. Haz360® has many standard templates like HAZOP, SIL/LOPA, HAZID, ENVID, SIMOPS, MAH, ALARM, SCE, PS and many more with variations to meet client procedures and supports customizable risk ranking matrix, SIL Risk Graph and flexible worksheet format with formula and hierarchy.

Our platform is hosted in https://upcloud.com/data-centres with ISO 27001 security certification.


Quality Management System

IRESC’s Quality Management System (QMS) has been established and implemented to provide consistency over the quality of the consultancy services provided to IRESC’s clients that meets the client’s requirements as well as applicable statutory and regulatory requirements. The QMS is also intended to enhance client’s satisfaction through the effective application of the system, including processes for continual improvement of the system and the assurance for preventing non-conformity. The QMS applies to all risk, process safety, environment and reliability consulting services offered by IRESC.

IRESC’s QMS has been developed in accordance with the requirements of the ISO 9001:2015. It has been independently audited by third party consultant, Bureau Veritas and has been certified by United Kingdom Accreditation Service (UKAS).

IRESC QMS is maintained and continually improved through the use of the quality policy, quality objectives, audit results, analysis of data, corrective and preventive action and management review. A brief description of the QMS including activities related with its implementation is provided below.

Quality Policy

IRESC is committed to providing high quality risk, process safety, environmental and reliability consulting services meeting client’s expectations and applicable statutory and regulatory requirements. IRESC is committed to enhance customer satisfaction through continual improvement of its services and the quality management system.

IRESC quality policies are:

  • Provide competent, experienced and trained employees to undertake consulting services to ensure technical quality;
  • Ensure that our services are fit-for-purpose meeting our customer’s expectation and objectives and implement a feedback process to enhance customer satisfaction;
  • Implement a system for assessing opportunities and managing risks; and
  • Continually improve its services and Quality Management System (QMS)

Our SaaS Solution

01 / Cloud

Using latest technologies ASP.NET, C#, MongoDB and others our soultion is scalable, platform agnostic and cloud based. Your team can collaborate from anywhere anytime just with a browser. There is no need for any software download or complex License installation procedure.


Working with pioneers and leaders in the cloud platforms as well as our application security, you can be rest assured that your data is secure and can be configured by your IT Admin whereever they are comfortable be it public cloud or private cloud.


Having worked in 500+ EPC projects globally our team of consultants have solid process industry workflow knowledge and designed the solution for the users by the users - intuitive and easy to use. Any worksheet whether HAZOP, SIL, LOPA, HAZID, ENVID, ALARM, SCE, PS, DHA, JSA or ESG inspection Audit your team can define on the fly with flexible hierachy, column name, database link, Risk Matrix, Recommendations, Action Log and many more features continually being added.

Features & Benefits


All team members can share the cloud based software and data is stored centrally making collaboration easier between Multiple Plants/Sites, Projects, Users with different levels of security. Check out more.


Tracking of Action Closeout for all Recommendations ( by different parties ). You can also trace all the changes made to individual text ( who made what changes when ) for audit purposes. Check out more details.


Dynamically create New Worksheet Format (copy standard template and amend). The Data is Secured and you can choose to Store wherever you want (in your own server or in public cloud or private cloud.


You can also cross check the Risk Ranking between different sites for similar consequences. Management also can get a Dashboard summary of all Risks and their mitigation Progress. Check out more details.

Explore Our Pricing Plan


$ 0 p.a.
  • No. of Users - 1
  • Templates - HAZOP


$ 1000 p.a.
  • No. of Users - 1
  • Templates - All Standard


$ 4500 p.a.
  • No. of Users - 5
  • Templates - All Standard


$ 9000 p.a.
  • No. of Users - 10
  • Templates - Configurable

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Unit 3105, 31/F, One Kowloon,
1 Wang Yuen Street, Kowloon Bay, Hong Kong