Meet the team

Senior Management Team

Our SmartestEnergy Australia Senior Management team has a wealth of industry experience and capabilities. Together they are responsible for developing and implementing the strategy which delivers a market-leading service for our customers and meets shareholder expectations and future ambitions


Robert Owens

Robert is responsible for the management of SmartestEnergy’s operations in Australia. Part of the global management team Robert supports the overall strategic direction of the business enabling SmartestEnergy to deliver its goals. With 25 years’ experience as an energy industry professional, Robert was one of SmartestEnergy’s founding employees in the UK. Having established the company on behalf of Marubeni he continues this with the creation of SmartestEnergy Australia. Robert is passionate about developing solutions that address the challenges our customers face and continuing to position SmartestEnergy as a thought leader, showing how we can transition the traditional energy market towards a more sustainable future.


Yamato Konishi

Yamato Konishi is the Chief Operating Officer at SmartestEnergy Australia, bringing over 25 years of experience in derivatives sales and trading, with a strong focus on the oil trading sector. He began his career in 1997 at the Japanese investment bank IBJ, followed by significant roles in SG, Mizuho, and Barclays. In 2009, Yamato joined Marubeni's Energy division, specialising in both physical and financial oil trading across Tokyo and London. Transitioning to Marubeni's Power division in 2022, he supported the SmartestEnergy business before officially joining SmartestEnergy Australia in 2023.

VP Commercial

Dan Smith

Dan is responsible for the commercial activities in Australia, primarily Sales, Operations and Marketing related to electricity retail. Dan started his energy career in consultancy in 2006 and joined SmartestEnergy in 2008 to support the UK start-up of the Commercial & Industrial retail business. Dan led that division before coming to Australia. Dan has been central to developing the customer centric culture and renewable focus at SmartestEnergy. He is committed to supporting the Australian renewable transition, simplifying any complexity for businesses on their journeys.

VP Risk

Paul Armistead

Paul leads our risk function, ensuring the company’s risk policies, standards, and procedures are fit for purpose and compliant with industry standards, handling license obligations (Retail Licenses, and Australian Financial Services Licenses). He has worked in global energy markets for over 20 years, having provided energy risk services to most of Australia's largest energy and commodity companies whilst working at Deloitte and KPMG.

VP IT, Change & Data

Mark Bonney

Mark joined SmartestEnergy in 2022 as the Head of Data and Analytics. Mark leads data related activities across the organization to ensure data is available, of high quality, relevant, accurate, reliable and can be leveraged to drive business outcomes. Mark brings with him over 17 years of experience working in advanced analytics and data governance, and more than 12 of those operating with companies such as APA, Origin and Energy Australia.

VP Finance

Mark Vessey

Mark joined SmartestEnergy Australia as VP Finance in October 2023. He leads the finance function, including treasury and corporate finance. With over 20 years of global finance experience, Mark previously led finance teams at BHP, handling operations, trading, sales in Singapore, and large-scale projects such as the separation of its oil and gas business in the Woodside Energy transaction.

Retail Sales Team

Our experienced retail team work closely with businesses – as well as brokers and consultants supporting businesses with their energy procurement – to build trusted and long-lasting relationships. Our team are committed to helping companies meet their energy needs and sustainability targets, whilst also ensuring an exceptional service and experience for end users.

Head of Sales

Angela Riley

Angela leads SmartestEnergy’s retail sales team with over 20 years of experience working across Australian retail and wholesale markets. Angela has previously held senior leadership positions across the energy supply chain working in retail, generation, and renewable energy development. Prior to that she also worked in IT and Project Management. Throughout her career, Angela has led high-performing teams that deliver innovative solutions and services that provide commercial value and an exceptional customer experience. Angela is a highly motivated professional with a proven track record of supporting customers in achieving their renewable energy objectives.

Channel Development Manager

Mandy Cheffirs

Mandy is a highly accomplished Channel Development Manager who’s worked in the energy sector since 2006. At SmartestEnergy, Mandy has been pivotal in the start-up and growth phase of the business in Australia. Previously, at Simply Energy, she managed the mass market sales channels during the start-up phase delivering over 400,000 new customers. At Alinta Energy she was responsible for broker and consultant relationships. Mandy thrives on building positive, mutually rewarding relationships with customers.

Account Manager

Matthew Koopman

Matthew is an experienced Account Manager and has a proven track record of acquiring, engaging and retaining customers. Matthew has worked in the energy sector since 2019. At Alinta Energy, Matthew was a key member of the customer experience team, focused on delivering a wide range of insights and improvements across the retail markets business. Since joining SmartestEnergy in 2020, Matthew’s passion for customer experience has played an important role the growth of the SmartestEnergy’s commercial & industrial retail business in Australia. Matthew has also recently completed his MBA in Finance.

Customer Service Manager

Alex Hughes

Alex is a highly knowledgeable individual with over 14 years’ experience within the Energy Industry. Alex joined SmartestEnergy in 2021 as the Customer Services Manager to implement her excellent track record of significantly increasing service quality, sales and customer base. Alex serves as a direct point of contact for customers portfolios and billing queries. She also supports the team serving as an escalation point for complex queries. Prior to working at SmartestEnergy, Alex worked as a senior manager at Eutility one of the largest procurement and sustainability energy consultants within Australia. Managing over 15,000 commercial sites across approximately 2000 C&I customer accounts.

Business Relationship Manager – Major Accounts

Jonathan Copley

Jonathan joined SmartestEnergy in May 2022 to focus on >30GWh tenders across fixed, progressive and PPA offerings. He joined us from Optima Technology (formerly Bill Identity/BidEnergy), a hybrid SaaS energy consultancy, having spent more than five years covering the Australian market in client-facing roles, most recently as Head of Strategic Accounts. His previous experience includes five years with a European C&I gas retailer and prior to that, six years with a leading UK public sector energy consultancy.

Trading and Origination Team

Our experienced trading team work closely with generators and businesses to monetise generation assets. As well as developing PPAs or flexibility contracts to suit your needs, the team also support you throughout, ensuring a customer over counterparty approach

Head of Trading

Jonathan Jorgenson

Jonathan has over a decade of experience in Australian wholesale energy industry, across electricity, gas and green products. Jonathan joined SmartestEnergy in 2021 as Head of Trading Operations and is responsible for contract management and optimisation, wholesale route to market services, and portfolio construction. Prior to SmartestEnergy, Jonathan worked at Macquarie Bank, Origin Energy, Hydro Tasmania and the Australian Market Operator (AEMO). Jonathan is passionate about the evolution, volatility and dynamics of the Australian National Electricity Market (NEM) and strives to support SmartestEnergy to build products, relationships and processes that add value, manage risk and minimise our carbon footprint.

Renewables Portfolio Manager

Yamary Gonzalez

Yamary joined SmartestEnergy in 2021 to manage the structuring of complex customer transactions, new wholesale market access, and bespoke green portfolio. Yamary is an experienced energy industry professional who has transitioning from fossil fuels, having held trading roles at BP and Ampol, to now working on the future of energy at SmartestEnergy. She brings a consolidated knowledge of the entire Value Chain of the traditional heavy carbon industries to assist the decarbonation of the planet

Lead Originator

Alexander Uziallo

Alex brings over 12 years of experience in the energy industry, currently serving as the Lead Originator at SmartestEnergy. Prior to this role, he spent more than a decade at Hydro Tasmania in their Commercial division, where he specialised in spot and derivative markets. His career began at Deloitte, where he developed a strong foundation in finance and accounting. Alex is a Chartered Accountant and holds a Diploma of Financial Markets from the Australian Financial Markets Association (AFMA). He also earned a Bachelor of Business and a Bachelor of Economics from the University of Tasmania.

Commercial and Pricing Analyst

Roxy Ng

Roxy joined SmartestEnergy in 2020. With 5 years experience in the industry Roxy previously worked for the energy consultant, Kinect Energy Services, running complex tenders, providing market intel and managing some of Australia’s largest customer’s progressive purchasing strategies. Now at SmartestEnergy she is part of the Trading team, managing wholesale and renewable certificate pricing and bringing customer knowledge and focus into every trading process.

Pricing and Retail Trading Manager

Scott Easton

Scott has over 20 years of experience working in the energy and utilities industry with a background in energy trading, financial management, network pricing, and client advisory. Scott’s strengths include an applied understanding of the National Electricity Market, retail electricity and gas procurement, managing power purchase agreements along an adept understanding of infrastructure economics. Scott has held senior management roles within the energy and utilities industry, including working for energy retailers, distributors and managing generation assets. Other roles include managing Westfield’s national energy portfolio, energy broking, and providing client advisory services such as structured energy procurement and delivering decarbonisation strategies for some of Australia’s top 500 companies.