Our People

Mainstream’s people are selected to work with us not only for the right skills.  More importantly, we want people with a passion for aquaculture, the capacity to evolve and the drive to deliver outcomes as we continue to face new and exciting challenges.
Throughout your career with Mainstream, we will encourage and empower you to take an active role in managing your development.  Together, we believe we can enjoy professional and personal success and make a positive contribution to our community.

If you are interested in a career with Mainstream, please email your resume to enquiries@mainaqua.com.au

Board of Directors

Michael Harrison B.Bus (Acc), CFP, Dip FP

Michael has over 25 years experience in the financial services industry. His career began with an opportunity to build a financial planning business, which became one of Australia’s leading independently owned advice businesses. In 2008, he successfully navigated this business through a 14 way merger creating Shadforth Financial Group, now part of one of Australia’s largest listed financial services businesses, IOOF. In 2012, Michael co-founded Peloton Partners, a business that uses his practical experience to advise other businesses on growth strategies. Michael has been a director of Mainstream Aquaculture since 2001 and Chairman since 2012.

Boris Musa B.Com (Acc & Fin-DS), MAppFin (CF & IM), Dip NR, MAICD
Managing Director & Chief Executive Officer

As the MD & CEO of Mainstream Aquaculture Group (Mainstream), Boris is responsible for strategic management of a large scale vertically integrated producer and supplier of Barramundi. Mainstream is one of the largest suppliers of Barramundi table fish products in Australia and is the global market leader in the provision of juvenile fish (seed stock) to the Barramundi aquaculture industry, exporting to 24 countries across five continents. Mainstream operates a multi-site business which includes the world’s largest aquaculture production facility of its type in Melbourne, Australia, and two pond farming operations in far north Queensland, along with the world’s largest Barramundi hatchery. Boris has been Managing Director since 2012 and under his stewardship company value, revenue and profitability have all increased exponentially with Mainstream recognised by Business Review Weekly as one of Australia’s 100 fastest growing companies across successive years.

Boris’ background is in financial services. He commenced his career in funds management business, Boutique Development & Marketing Direct and more recently, Boris spent five years at Macquarie Group, the last two as a Director of Macquarie Global Investments. He performed multiple roles across agricultural asset management, private equity, investment banking and traditional funds management, with his final position Global Head of Sales for Macquarie’s Alternative Investments division. During his tenure, he was appointed to the Macquarie Global Investments leadership team and held a position on Macquarie’s Global Deal Assessment Committee.

Boris is a member of the Juvenile Diabetes Research Foundation Finance and Audit Committee and has previously chaired this Committee, along with the State Committee. He is also a member of the Australian Institute of Company Directors and is a Director of the Wyndham City Refuse Disposal Facility. He holds a Bachelor of Commerce from Deakin University and is a Deans Scholar in Finance (top 1% of graduates). He also holds a Diploma in Natural Resource Management and a Masters of Applied Finance with majors in Corporate Finance and Investment Management.

Professor Rocky de Nys PhD, GDip Mgt (TechMgt), MRACI, C.Chem
Non-Executive Director

Rocky is a Professor at James Cook University, one of Australia’s leading aquaculture education centres. He runs an extensive research program in aquaculture and aquatic science. His research focus is on the industrial production of algae for bio-fuels and bio-products. Rocky is actively involved in Mainstream’s program of commercially focused research and development. He has extensive experience in aquaculture research and commercial fish farming and has formed many valuable industry alliances.
Rocky has been a director of Mainstream Aquaculture since 2001.

peter wilson
Peter Wilson B.Ec, Dip Chem
Non-Executive Director

Peter is a former Managing Director and Chief Executive Officer of Spotless Group Limited, a large services company with turnover of in excess of $A3 billion. He has had extensive Australian and International experience in all aspects of management of industrial based businesses. Peter is now the principal of PAGA Consulting and an advisor to numerous private companies. PAGA Consulting, in addition to a broad range of business consulting and support activities, has specialised in the development of markets for products and services. The focus being on technologically advanced solutions at the leading edge of environmental impact. Peter also demonstrates a tenure of over 20 years as a Director and Vice-Chairman of the Juvenile Diabetes Research Foundation and is a presiding member of the foundations Finance & Audit Committee.
Peter has been a director of Mainstream Aquaculture since 2012.

Anthony Podesta B Ed (Bus), MTMA, FTIA, MAICD
Non-Executive Director

Anthony founded ASX listed company McMillian Shakespeare in 1988. Having commercialised the novated lease concept for employees to salary package a motor vehicle, Anthony was instrumental in the development of the outsourced salary packaging administration in Australia. Anthony was named the 2012 Ernst & Young Australian Entrepreneur of the year. Anthony is a fellow of the Taxation Institute of Australia and a member of the Australian Institute of Company Directors. During Anthony’s time at McMillan Shakespeare (up until February 2014) the company grew from Anthony, as the sole employee, to an ASX 200 listed company with a market capitalisation of in excess of $1bn.
Anthony has been a director of Mainstream Aquaculture since 2015.

Campbell Andrews B.Com, B.A, MBA
Non-Executive Director

Campbell is an Investment Manager at Baron Corporation, a private family investment company. Campbell has responsibility for originating and evaluating new investments, and assisting with the management of the existing investment portfolio. Prior to joining Baron Corporation in March 2015, Campbell spent nine years as a Director at KPMG Corporate Finance providing advice on mergers and acquisitions, capital raising and corporate strategy. Prior to working at KPMG Corporate Finance, Campbell spent four years with the commercial lending division of Macquarie Bank with a focus on originating, analysing and managing both cash flow and secured loans. Campbell is currently a member of the executive committee of David Golf & Engineering, Australia’s largest distributor of golf course hardware. Campbell has a B.Com and B.A. From Melbourne University and an MBA (Deans List) from Melbourne Business School.
Campbell has been a director of Mainstream Aquaculture since 2015.

Mark Kirkby
Mark Kirkby CA, B.Acc
Non-Executive Director

Mark is a Chartered Accountant and currently works for PGA Management, a private family investment company, as its Commercial Director. In this role, Mark manages PGA’s corporate office, its share portfolio and provides support as an independent director to the group’s various operating businesses. Mark is also a member of PGA’s Investment, Property and Commerce Committees. Prior to joining PGA, Mark has held various senior financial executive roles in a variety of industry sectors in both listed and unlisted companies.
Mark has been a director of Mainstream Aquaculture since 2015.

Paul McCluskey CA, B Bus, Grad Dip Bus Admin, Grad Dip App Fin
Non-Executive Director

Paul is a Chartered Accountant with over 25 years’ experience as a business advisor and also as CFO and Company Secretary of ASX listed company, McMillan Shakespeare. Paul is currently CEO of eCapital Australia, which provides support and invests in businesses at various stages of their life cycle. Paul’s chartered accounting experience included holding the position of Partner in a leading accounting firm where he provided advice on mergers and acquisitions, taking companies to IPO, company secretarial services, statutory reporting, corporate governance practices, taxation planning and strategic planning. During Paul’s time at McMillan Shakespeare Limited the company grew from a market capitalisation of less than $50m to over $1bn.
Paul has been a director of Mainstream Aquaculture since 2015.



Dr Paul Harrison PhD, BSc (Hons.)
Chief Scientist

Paul co-founded Mainstream Aquaculture in 2001 with a vision to create an environmentally sustainable “business for the future” based on best practice aquaculture technology. Paul has worked in Australia and abroad, he holds a PhD in aquatic biology and is uniquely qualified with a strong track record in fish production across multiple species, fish hatchery operations, and research and development both in aquaculture and more broadly in marine biology. Paul has designed and commissioned numerous recirculating aquaculture systems, has an excellent understanding of the biological requirements for aquaculture, and a demonstrated capacity to merge these skills into successful commercial ventures.

Matthew Mangan
Commercial Project Manager

Matthew co-founded Mainstream Aquaculture in 2001 with a vision to become a world leader within the aquaculture industry. Matt has been integrally involved in Mainstream’s operations having project managed the construction and commissioning of Mainstreams current plants and continues to play a key role in the future direction of operations. Matt also has extensive sales experience managing all sales and customer relations for Mainstream Aquaculture between 2003 – 2015.

Marty Phillips
Marty Phillips B. App. Sci (Agriculture), Ass. Dip App. Sci. (Agronomy)
Head of Business Queensland

Marty Phillips joined Mainstream in October 2018 when Mainstream merged with PEJO Enterprises, which he built with his wife Linda, over the last 20 years. Marty has a background in agriculture: having gained an associate diploma and degree in applied science, he worked in the sugar industry as an extension officer. He also grew sugarcane, bananas and papaya on the family farm near Innisfail in North Queensland.
Two cyclones in three years prompted the diversification into aquaculture. This quickly become the main focus of the business, operated over two sites. One was developed from a ‘green field’ site 20 years ago. The other site was a rundown prawn farm purchased in 2013 and has recently completed the first stage of expansion. Marty has continually refined the way he produces Barramundi. This has resulted in numerous awards, including champion, for the quality of their fish at the prestigious Sydney Fine Food show in recent years.

Marty has been an active member of the Australian Barramundi Farmers Association (ABFA), as an executive for over 10 years, including president for 7 years. In 2010, Marty was awarded a Nuffield scholarship. In 2012 he attended the Worshipful Company of Farmers Challenge of Rural Leadership Course in the United Kingdom. Marty is looking forward to working with Mainstream through his continued compassion for growing Barramundi.

Rick Romanin BEc, FCPA
Chief Financial Officer

Rick joined Mainstream Aquaculture Group in early 2016 as its first CFO, his arrival timed to coincide with the construction of the landmark Wyndham RAS facility.

Rick started his career in his native Melbourne, where his first professional role was as an Industrial Engineer working for Kraft Foods in Port Melbourne, however it wasn’t long before he found his way into Finance where he worked variously over several years as a Management Accountant, Property Manager and eventually as an Internal Auditor. He then left his FMCG roots behind and went on to cut his teeth in a more structured finance role as the Corporate Accountant at the then large conglomerate Amcor Ltd, consolidating over 200 subsidiaries and taking care of complex group treasury functions. Needing new challenges Rick then packed his bag and set sail for Europe where he spent the next ten years working as a Forensic Accountant, Group Controller, head of M&A and eventually as a Finance Director. During that time he has variously based in London, Paris and Brussels with extended stints elsewhere in Western Europe and eventually the States. Initially working in logistics, the largest assignment was with the world’s largest drinks company Diageo, where he was working as head of Group FP&A at the moment that Diageo was formed through the merger of Grand Metropolitan and Guinness PLC. He then moved back to Melbourne and served as Mayne Health’s Finance Director for its sixty hospital network, was Head of FP&A for Coles Myer’s $23Billion Food, Liquor and Fuel Group, Finance Director for Linfox’s $1.2Billion ANZ Operation and CFO and then acting CEO for the Korda Mentha owned Greyhound bus lines based in Queensland.

Never one to follow a conventional path Rick has always committed himself to his passions, family being the highest of these, he took an extended sabbatical over several years to care full time for his young family. Community is also important and this has led to roles as Treasurer for the local school, Secretary for the local football club, coach for the local cricket club and Vice President, umpire, coach and chairman of selectors at the local baseball club, all of which his two children Jack and Lauren participate in.

Sushma Nagpal B.Com (Acc & Fin), MPA (Masters in professional Accounting), ACPA
Accounts & Finance Manager

Sushma joined Mainstream Aquaculture in 2017. She holds a Bachelor of Commerce in Accounting & Finance from the Panjab University of India, a Master of Professional Accounting from Monash University, Melbourne and MBIT (Masters of business information technology) from RMIT University, Melbourne. She is also an associate member of CPA Australia, nearing completion. Sushma is an experienced senior finance executive with fifteen years of international experience and history of progressively responsible duties across multiple business sectors, with a focus in Aquaculture, service, and education industries. She has proven skills in team management, corporate structuring, problem resolution and communication. Sushma has a thorough experience and background in managing teams and financial processes with key strengths in the following areas: Extensive People Management, Financial Closing and Reporting, Cost efficiency, Process management, Internal Audit, Cash flow & credit management.

Holly Cate BSc, MSc, PhD
Research and Development Manager

Holly has worked as a scientist in the United States and Australia. She holds a Bachelor of Science in Biology and Chemistry from the University of North Carolina, Chapel Hill, a Master of Science in Marine Biology from the University of North Carolina, Wilmington and a PhD from Georgia State University in Neuroscience. While in the US, Holly conducted extensive research on several aquatic species (fish, crabs, and lobsters). She has published over 40 scientific articles and book chapters. Holly relocated from the US to Australia and worked in biomedical research from 2001-2015, first at the Walter and Elisa Hall Institute and then at the Florey Neuroscience Institute and the Department of Anatomy and Neuroscience at the University of Melbourne. Holly spent the last 10 years of this time as the Head of the Myelin Repair Laboratory within the Multiple Sclerosis Research Group at the University of Melbourne where her lab was funded through government, philanthropic and commercial contractual agreements. Holly continues her support of Multiple Sclerosis Research as a member of the MS Angels and by serving as an ad hoc reviewer of biomedical research articles and grant proposals. Holly also holds honorary positions as Senior Research Fellow at the Florey Neuroscience Institute and Senior Research Fellow in the Department of Anatomy and Neuroscience, Faculty of Medicine, Dentistry and Health Sciences, University of Melbourne.
Holly has been the Research and Development Manager at Mainstream Aquaculture since 2015. She is responsible for developing R&D strategy and managing and reporting on experimental programs, which are designed to use applied science to maximise commercial productivity and profitability.

Shannon Loughnan PhD, BSc (hons)
Research & Development Project Manager

Shannon has demonstrated experience in aquaculture genetics, working with a variety of species in the fields of molecular biology and quantitative genetics. Regarding barramundi, Shannon conducted his PhD on methods to maintain the genetic diversity and control of inbreeding within captive populations, and undertook some important research in the progress towards a selective breeding program for the species. Shannon joined the Research and Development team in early 2018.

Jess Tale B.Sci / B.Com
Head of Sales and Marketing

Jess joined Mainstream in 2018, bringing hands on experience building industry leading brands and sales and marketing teams from the ground up, and selling high value products in complex, fast paced entrepreneurial environments. Jess’s work history includes building a pharmaceutical patent intelligence company from 2 to 35 people, and stints in product development, management and marketing consulting. Working for Mainstream represents the ideal juncture of his skills and passion for sustainability, aquaculture and all things fishy.

Thomas Moyle BSc (Aqua), MBA
Business Development Manager

Thomas joined Mainstream in 2017 as a hatchery technician. Tom has 10 years’ experience in the aquaculture industry and has worked for companies producing Barramundi, Southern Bluefin Tuna, Yellow-tail Kingfish, Hapuka and Black Tiger Prawn, both in Australia and New Zealand. Within these companies, he gained experience in research and development techniques, live feed production, and hatchery management. He is a National Seafood Industry Leadership Program graduate and has a passion for taking on new challenges. Tom was promoted to Sales & Marketing in 2018.

Marni Smith
Office Manager & Sales Support

Coming from having worked in customer service for more than 8 years, Marni joined Mainstream in early 2016 where she assisted and supported the company with administrative tasks. Eager to advance her skills and take on new challenges within the company, Marni now manages the logistics of our export and domestic sales, supports the Sales & Marketing team and oversees all administrative activities.

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Linda Phillips B. App Sc. (Horticulture), Cert IV in Financial Services (Bookkeeping), BAS Agent
Office Manager, Queensland

Linda has previously worked as a research assistant in the Sugar Industry in Tully and Bundaberg, examining crop rotations and pest management strategies. On her return to Tropical North Queensland, she was involved in research into Banana pathogens and Papaya Breeding at the Department of Primary Industries, Innisfail. Once in the family way, Linda became involved in the administration of the family’s banana, papaya and aquaculture businesses. During almost 22 years of involvement in these enterprises, she has upskilled in the areas of administration, bookkeeping, budgeting, working with consultants and Government departments, and understanding the principles of a ‘whole’ business. Linda is keen to continue assisting with the business merger and the ongoing success of the business through her Office Manager role. She is also looking forward to reducing to a part-time position, to enable her to spend more time volunteering in the local community, and taking time out for herself and catching up with friends.

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Samantha Gilbert
Assistant Office Manager, Queensland

Joining the Queensland branch in October 2018 with the Mainstream PEJO Enterprises merger, Sam brings with her over 16 years of experience in Administration and Customer Service roles within a variety of industries including hydraulics, manufacturing, surveying and town planning. Sam assists the Queensland management team by providing support within administration, systems and compliance. Sam is keen to continue to provide a high level of support to the team and has a desire to learn more about Barramundi and the Aquaculture Industry.


Table Fish

Daniel Mohring BAppSc (Aqua)
Nursery Manager

Dan joined Mainstream in 2008 as a production technician. Dan has experience in the biological and physiological requirements for successful aquaculture and in the bulk handling technologies developed by Mainstream for the efficient and humane movements of live fish. He combines an exceptionally high personal work ethic with technical, people and time management skills. He was promoted to production manager of the grow-out component of the production cycle in 2010.

paul b
Paul Butler BSc (Aquaculture and Seafood Science)
Deputy Production Manager

Paul joined Mainstream in 2016 as a grow out technician. Paul completed his degree at Curtin University in Perth and relocated to Werribee to take up a position at Mainstream. Paul has experience in logistics, customer service and electrical utilities. Paul brings to the company a strong work ethic, with a dedicated passion for aquaculture. Paul has held various positions at Mainstream including grow out technician, grow out manager, and his current position of sales team leader.



Adzlan Awang BAppSc (Biotech), MSc (Aqua)
Hatchery Manager

A seasoned traveller, Adzlan has worked in the industry for 17 years, plying his trade in emerging aquaculture projects in South East Asia and China. Adzlan has managed 2 aquaculture start-ups into multi-million companies and is now aiming for similar success in Mainstream.


Alpa Pansuriya BSc (Medical Laboratory Technology), Dip. Community Welfare
Deputy Hatchery Manager

Alpa has two and half years of work experience as a hatchery Technician in Spring Bay Seafoods Tasmania (larval rearing of mussels and oysters, experience in microalgae cultivation). She joined Mainstream Aquaculture in 2015. Alpa brings a high level of quality, attention to detail and dedication to the role. She runs the production team on the floor and is a key member in bringing high quality larvae and survival from each batch, contributing to growing and record breaking larval production.