ASG has signed a $15 million managed service contract with Synergy - Western Australia's largest provider of gas and electricity.
The deal is for the based managed service and the contract terms is three years, with options to take the agreement through to 2021.
It was awarded following amalgamation of Verve Energy and Synergy.
The contract allows ASG to deliver extensive transformational and "value-add" project service to Synergy, according to a company statement.
ASG chief executive, Geoff Lewis, said the win was recognition of the high standard of project and managed services work that the company had delivered to Verve Energy since 2010.
Synergy chief information officer, Alex Jones, said ASG was a valued part of Synergy's ICT team.
"We are very pleased to be renewing what has been a strong partnership and look forward to working together in the coming years."
ASG were the incumbent managed services provider for Verve Energy and have been involved in the consolidation and transition of the two companies.
Through merging their managed services provider in to a single contract, Synergy will reduce the overall cost of service and improve service outcomes.Read more: 'New World' strategy drives ASG profit rebound
Lewis said he was pleased the company could leverage its extensive knowledge and proven track record in the utility sector in Western Australia and Victoria to provide Synergy with the highest level of service and expertise.
According to a company statement, ASG's new world strategy provides Synergy with the flexibility to migrate to Cloud and utility based consumption models as Synergy's business evolve through the life the contract.
ASG also provides services to Western Power, United Energy and Multi Gas in the energy/utilities sector.
In addition to the managed services contract, Synergy and ASG are in discussions regarding extending the scope of services to include a consolidation of their current datacentre footprint.
ASG is in exclusive negotiations for opportunities in excess of $80 million, all of which are expected to be concluded with the next three months, according to a company statement.