The Team

Our unique team of tier-one development managers have delivered many of Australia’s landmark projects, most recently as the core members of Leighton Properties’ development team. Additionally, our team has also worked with other
tier-one groups such as Aurecon, Investec Bank, Brookfield Multiplex and
Kumagai (Australia).


Peter Clemesha
Peter Clemesha
Peter is a Director of Avenor and has over 30 years of commercial, residential and industrial property development experience. Peter has held project and development management positions with some of Australia’s largest and most successful development and construction firms, including Leighton Properties, Kumagai (Aust), Leighton Contractors, East Asia Property Group, CRI Australia and Abacus Funds Management.
James Paver
James Paver
James is a Director of Avenor leading the acquisition and delivery of commercial, residential and mixed-use developments. James has recently delivered CIMIC Group’s hugely successful $413 million 177 Pacific Highway office project in North Sydney from inception to completion. James has led major commercial, residential and mixed-use project bids with Leighton Properties and Avenor and was a core member of Investec Bank’s structured real estate finance team.
Stephen Rayleigh
Stephen Rayleigh
Stephen has over 40 years of commercial property development experience in both Australia and the United Kingdom. Over 21 years with Leighton Properties, Stephen’s projects included 80 Pacific Highway and 100 Pacific Highway in North Sydney, 486 and 472 Pacific Highway, St Leonards, 56 Delhi Road, North Ryde, 101 George Street, 25 Smith Street and Eclipse Tower, Parramatta, the 65,000sqm King’s Square project in Perth as well as involvement with projects in Melbourne and Brisbane.
Nathan Andersen
Nathan Andersen
Nathan leads Avenor’s Queensland operation with a long history of commercial, residential and retail projects. Nathan has delivered over $560 million worth of developments in Fortitude Valley, served as a director of the Valley Chamber of Commerce, and with Leighton Properties, acquired, pre-sold and delivered the Boggo Road Urban Village in Dutton Park, a 6.5 hectare mixed-use precinct to comprise 540 apartments, commercial buildings, a cultural precinct and public open space.
Kelvin Steel
Kelvin Steel
Kelvin is one of Australia’s most experienced major health project managers with over 30 years of experience. Kelvin has managed delivery of some of the Australia’s most significant healthcare assets for tier one firms such as Leighton Contractors and Aurecon, including the $1.4 billion Lady Cilento Children’s Hospital, the $890 million Royal Children’s Hospital Melbourne, Epworth Geelong and Epworth Camberwell Hospitals, the Alfred Centre and the Royal Women’s Hospital in Melbourne, plus the redevelopment of the Mater Hospital Brisbane.