WorleyParsons Limited is a large Australian provider of project delivery and consulting services to the resources & energy sectors and complex process industries. Services cover the full asset spectrum both in size and lifecycle – from the creation of new assets to services that sustain and enhance operating assets.[clarification needed] A comprehensive global network services the customer sector groups to deliver small studies through to mega-projects.
In July 2012  John Grill stepped down as CEO and Andrew Wood became new CEO effective 23 October 2012. John Grill became non-executive Chairman of the Board.
In July 2013, WorleyParsons has won a contract from Samsung Heavy Industries to provide design and engineering for a floating production, storage and offloading vessel for an oilfield offshore Nigeria.
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CadSkills - a company in Singapore that specializes in the provision of CAD and technical resource solutions across all disciplines of the infrastructure, hydrocarbons and power industries.
CNEC WorleyParsons - CNEC WorleyParsons Engineering SA provides consulting services in project management and complete engineering solutions, ranging from feasibility studies to the early operation of the enterprise.
Energy Resourcing - A provider of professional services to the global resources sector, specializing in recruitment; contracting management services and corporate intelligence
Evans & Peck - International infrastructure based advisory company that has supported governments and private organisations in the conception, development and delivery of major projects and programs.
INTECSEA - A global company within The WorleyParsons Group offering capabilities for floating systems, offshore pipelines and subsea production systems.
Rosenberg WorleyParsons AS - Operates in a fully integrated engineering, fabrication and construction environment with a strong track record in the offshore oil and gas front end engineering and design, reimbursable EPC, long-term maintenance, modifications and operations, subsea fabrication, installation and hook-up markets.
TWP Holdings (Proprietary) Limited - Specializing in underground mine planning and engineering capabilities, mineral processing and project management solutions.
WorleyParsons China - The largest international engineering, procurement, and construction management contracting organization in China.
WorleyParsonsCord - An open shop merit contractor, offering extensive construction experience in the energy industry across Western Canada.
Transfield Worley - Transfield Services and WorleyParsons have worked together for over 25 years.
CoSyn Technology - CoSyn was formed as an alliance between The Colt companies and Syncrude Canada Ltd in 1991. CoSyn became an Improve division of the WorleyParsons, after Colt Engineering got acquired by WorleyParsons in 2007.