Yes Group

YES Group – previously Yates Electrical Services – is a South Australian owned family business with over 15 years of industry experience. 

In the past five years, YES Solar has completed over 1,500 rooftop solar installations and constructed more than 100 solar farms – more than anyone in SA – ranking 5th nationally for large scale installations. With accredited installers based across both regional and metropolitan centres YES Group is South Australia’s leading PV installer.


Years ofExperience


National Ranking Large Scale Installations


Rooftop Solar Installations


South AustralianOwned and Operated

We put ‘skill’ before ‘sell’

We know it can be difficult choosing who to award your solar installation to; so many companies seem to be selling the same thing!

So here is the YES point of difference. We are not a sales based organisation; we’re skills based. Rooftop Solar is only one of many things that we do. Need more things in the future? We’ll be here for you to call. Our highly accredited team has the technical expertise, industry experience and in-house quality control to deliver any sized system to our clients.

Our Brands

High Voltage Services
Rooftop Solar Installations
Battery & Storage Systems
Solar Farm Specialists
Retail Energy Solutions
Remote Power Control

The Yes Team

John Athanasopoulos

Regional Sales

Elyce John

Office Manager

Mark Yates

Business Director

Patrick Broughton

Marketing & Communications

Ann Jenke


Allie Zubizarreta

Finance Manager

Kasuni Gunasekara

Accounts Officer

Haydn Yates

Business Developer

Janelle Gill


Sam Trowse

Metro Sales

Awards & Recognition

Operating for over 15 years and ranked among BDO Global’s ‘Fast Movers’ fastest growing businesses in South Australia for three consecutive years (2018, 2019, 2020), YES Group is widely regarded as an industry leader.