Why Entego?

Entego Advisory has been founded with a single mission:

"To provide specialised, qualified, independent and impartial advisory services.

Entego provides a platform for business to source the most competitive electricity and gas contracts to suit their unique circumstances."

As a family business based in Perth, Western Australia, we strive to provide business with specialist energy market knowledge to unlock real value for their energy requirements.

Entego strives to achieve the best possible outcomes for our clients by leveraging our skills and experience in the energy sector.

Entego understands your business needs and being small and specialised allows us to be agile and flexible to meet your requirements. 

​Let Entego Advisory help make the difference in your business strategy. 


William Street

Director | BCM MAIE


M (+61) 0421 037 584

William Street has extensive experience in the energy sector. He has a deep understanding of commercial strategy, market trading and portfolio management, energy market design, market analytics, energy settlements and trading operations.

William also possesses broader energy experience in greenfield project development, PPA development, portfolio optimisation and energy market trading. Another key focus of William’s work has been in the development of interactive market analytics and business intelligence platforms for strategic commercial decision making, compliance and settlement.

William’s energy experience has spanned across government, consulting, energy exchanges and energy retailers. William has also developed and delivered market training programs for industry participants, energy forums and technical specialists. He has also presented at international conferences on market compliance and energy trading.

William has held senior roles in management, commercial, operational, and analytical positions within both major energy exchanges and independent power producers within Australia and is member of the Australian Institute of Energy.


Harry Street

Director | BCom MAIE


M (+61) 0408 384 476

Harry Street has over a decade of experience in the energy industry in Australia. Harry’s core strengths are focused on the wholesale and retail operations of independent power producers and energy retailers within electricity and gas markets.

Harry has extensive experience in energy sales and procurement, greenfield renewable project delivery, portfolio optimisation and market trading, information system implementation, commercial analytics, compliance and business intelligence.


Harry has also led multiple projects to implementation; including energy retail billing systems, energy trading platforms and market settlement systems. Harry has worked in energy market design, market rules and procedure development as a part of both the regulator and as a market participant.

Harry has held senior roles in management, commercial, operations and analytics at several independent power producers, retailers and energy exchanges within Australia and is a member of the Australian Institute of Energy.


Zoey Peng
Analyst | BCom MCom


Zoey joins Entego Advisory as a postgraduate having recently completed a Masters in Commerce from The University of Sydney.

With project experience in the use of data management and analytics tools such as Tableau, Power BI, Python & SQL, she has a passion for energy and leverages her quantitative skills in this domain.

Zoey has also had practical experience in behavioral Artificial Intelligence (AI) analysis, predictive forecasting, development of analytic tools; and statistical model selection and evaluation.

Zoey holds a Bachelor of Commerce from the University of Western Australia and a Master of Commerce from the USYD, NSW.

Image by George Bakos