# Top 15 Construction Angel Investors in Australia in June 2026 ## Leigh Jasper - Type: Angel - Location: Melbourne, Victoria, Australia - Relevant deals: 4 - Stages: Seed, Series A - Focus: Software, Information Technology, Construction Leigh Jasper is the CEO of Aconex, the world’s most widely used cloud collaboration platform for construction, engineering and infrastructure projects. Together with company co-founder Rob Phillpot, he raised A$86 million in private equity investment before listing Aconex on the Australian Securities Exchange (ASX) in December 2014. Prior toAconex, Leigh was a business analyst at McKinsey & Company, where he consulted for clients in the financial services, media and information technology sectors. He is a director of the Burnet Institute, a not-for-profit organization which aims to improve health in poor and vulnerable communities in Australia and internationally through research, education and public health. Leigh holds a Bachelor of Engineering degree with First Class Honors, a Bachelor of Science degree in Mathematics and a Diploma of Modern Languages in French from the University of Melbourne. ## Robert Phillpot - Type: Angel - Location: Melbourne, Victoria, Australia - Relevant deals: 3 - Stages: Seed, Series A, Angel - Focus: Software, Information Technology, Construction Co-founder Rob Phillpot is senior vice president of product and engineering, responsible for product vision, strategy and management. He has been instrumental in developing the company’s business on a global scale and ensuring that Aconex solutions deliver a superior customer experience to buyers and users. Before founding Aconex in 2000 with CEOand director Leigh Jasper, he managed document control, quality and trades on a site team at Brookfield Multiplex. Prior to Brookfield Multiplex, Mr. Phillpot was an auditor at Deloitte & Touche in Australia. He holds Bachelor of Commerce and Bachelor of Planning and Design degrees with Honors and a Master of Building degree from the University of Melbourne. ## Kurt Alexander - Type: Angel - Location: Brisbane, Queensland, Australia - Relevant deals: 2 - Stages: Seed - Focus: Mining, Retail, Medical Kurt Alexander ## Andrew Sypkes - Type: Angel - Relevant deals: 2 - Stages: Seed, Pre-Seed - Focus: Construction, Management Consulting, Information Technology Andrew Sypkes ## Murray Bleach - Type: Angel - Relevant deals: 1 - Stages: Seed - Focus: Construction, Management Consulting, Information Technology Murray Bleach is the Non-Executive Director of Zanbato. He was with the Macquarie Group for over ten years from 1999 to 2009. During this time, he led the North American infrastructure business in pioneering success in the infrastructure sector.He played a leading role in a broad range of successful investments in toll roads, property, airservices, water, energy, utilities, aged care and telecommunications, including landmark transactions such as the privatization of the Chicago Skyway and the acquisitions of Atlantic Aviation and Duquesne Light.Murray was also appointed head Head of North America and Director and Co-CEO of Macquarie Capital (USA) Inc. and President of Macquarie Holdings (USA) Inc. In 2008, Murray returned to Australia as Global Head of Private Placements until his retirement from Macquarie in 2009.Murray has taken up a Non-executive Director role with Industry Funds Management as Chairman of its Board Investment Committee and serves on the Board of Directors for several infrastructure and energy companies. ## Tim Doyle - Type: Angel - Location: Sydney, New South Wales, Australia - Relevant deals: 1 - Stages: Seed, Pre-Seed - Focus: Apps, SaaS, Software Tim Doyle is a Founder at Eucalyptus. ## Donald Kirk - Type: Angel - Location: Stafford, Virginia, United States - Relevant deals: 1 - Stages: Seed - Focus: Mining, Retail, Medical Donald Kirk ## Bob Hennessy - Type: Angel - Location: Sydney, New South Wales, Australia - Relevant deals: 1 - Stages: Seed - Focus: Finance, Software, Construction Bob Hennessy was appointed Group CIO of Lendlease in June 2015 and is based in Sydney, Australia. Bob has close to 40 years experience in technology across a range of industries, including steel manufacturing, transport, financial services, telecommunications and consulting. Prior to joining Lendlease, Bob was CEO of Pacteras Australian and NZbusiness having sold his privately owned consulting firm to them in 2012. Pactera was a NASDAQ listed entity at the time of the sale but was subsequently acquired by Blackstone International in 2014. Previous roles include leading the technology stream supporting the integration of BT, Rothschild and Westpac Financial Services, which saw him appointed CIO of the integrated company. Bob was also CIO of TNT Asia Pacific driving the integration of the Australian business from 1996 to 1998 following the acquisition of TNT by the Dutch PTT. As a consultant, Bob conducted reviews of transformation programs in telecommunications, health and retail fuel. He has sat on client steering committees for major transformation programs in banking, manufacturing & distribution and transport. Bobs experience as an executive in industrial sectors and volatile business conditions lends him a rare combination of experiences invaluable for companies on the cusp of significant change. His combination of client-side and sell-side roles, coupled with his entrepreneurial experience brings an appreciation of a range of business perspectives. ## Lucky Ariyasena - Type: Angel - Location: Sydney, New South Wales, Australia - Relevant deals: 1 - Stages: Pre-Seed - Focus: Construction Lucky Ariyasena ## Luke & Janelle Roberts - Type: Angel - Location: Toowoomba, Queensland, Australia - Relevant deals: 1 - Stages: Seed - Focus: Mining, Retail, Medical Luke & Janelle Roberts ## Josh Slattery - Type: Angel - Relevant deals: 1 - Stages: Seed - Focus: Construction, Management Consulting, Information Technology Josh Slattery, Slattery Building chair. ## Emlyn Scott - Type: Angel - Location: Sydney, New South Wales, Australia - Relevant deals: 1 - Stages: Seed, Pre-Seed, Series A - Focus: Software, Artificial Intelligence, Machine Learning Emlyn has spent more than 30 years navigating the complex landscapes of finance, financial markets and technology as a founder, public company CEO, angel investor, VC investor and fund manager. He's had the opportunity to make over 70 venture capital investments in innovative companies like Nutromics, DataRobot, Calm App, Cerebras Systems,Skylark Labs, Zainar, and Kami, and a similar number personally as an angel. He is a founder of OpenMarkets Group, one of Australia's largest online brokers. He was former CEO of the National Stock Exchange of Australia, Australia’s second largest listing stock exchange, for four and a half years. Prior to that he was Head of Business Development at LCH.Clearnet for equities and CFDs in London for nine years, the world’s largest independent clearing house. He has four finance related degrees: - Chartered Financial Analyst (CFA) - Masters Business Administration (MBA) - Graduate Diploma in Applied Finance and Investment (GDAFI) - Bachelor of Economics (BEc) ## Chris Sang - Type: Angel - Location: Sydney, New South Wales, Australia - Relevant deals: 1 - Stages: Seed, Pre-Seed, Series A - Focus: Software, E-Commerce, SaaS Venture Capitalist, Managing Partner, Chief Technology Officer ## Jutech Pty Ltd - Type: Angel - Location: Toowoomba, Queensland, Australia - Relevant deals: 1 - Stages: Seed - Focus: Mining, Retail, Medical Jutech Pty Ltd ## William Welty - Type: Angel - Location: Manassas, Virginia, United States - Relevant deals: 1 - Stages: Seed - Focus: Mining, Retail, Medical William Welty