Our staff team

We're a team of organisers who like to take care of the details and make things happen for our members.

Based on 'two sides of the ditch' our staff team works collaboratively from our Sydney and Wellington offices.

Contact the New Zealand team Contact the Australian Team

We're a diverse bunch who bring a variety of skills and experience to what we do.
Get to know us a little more...

Management team

Amber Williams, Chief Executive Officer

Amber is an experienced executive with a diverse background in both the private and public sectors across a variety of industries. Amber was appointed as CEO of Resolution Institute in November 2019. Prior to her appointment she was the Chief Executive Officer of the New South Wales Law Enforcement Conduct Commission having led the development and implementation of that Agency. Prior to that Amber was Chief Human Resources Officer for the New South Wales Department of Justice where her responsibilities included the operational delivery of significant business projects, government reforms and workplace changes across the Justice Cluster of Agencies and providing high level advice and support to the Department Secretary and Ministers.

Before joining the NSW Government, Amber held a number of roles in the private sector across the health and fast moving consumer goods sectors.

Amber holds a Master of Human Resource Management and Industrial Relations from University of Sydney, and a Bachelor of Arts (Psychology) from Macquarie University. She is a certified member of the Australian Human Resources Institute and a member of the Australian Institute of Company Directors.

Amber’s role as CEO is to work with the Board in setting and delivering the strategic direction of Resolution Institute to ensure the future success of the organisation, and to work in the interests of members to grow services and expand the profile of Resolution Institute and dispute resolution within the community.

Trevor Slater, Chief Operating Officer

Trevor looks after the team and Resolution Institute's operations in New Zealand and Australia. He is passionate about membership organisations having held senior positions in financial dispute resolution schemes.

Understanding that members must see value in their institute, Trevor aims to provide this in various forms that meet our members’ needs. He is also passionate about connecting with our members and being available to talk with them.

Living at the beach on the Kapiti Coast provides Trevor and his wife with the calmness needed in a busy life. His spare time is shared with working around his home, watching sport and spending time with his family including his eight grandchildren.

David Chin, Membership Manager, Australia

David is a people leader with an extensive career in membership engagement, membership growth, general management, business development, strategic partnerships, account management and operations. He has worked in a wide range of industry segments including financial services, global payments and is passionate about contributing value to professional membership bodies.

He is an achievement focused, data driven person that formulates optimal strategies and execute plans. A strong people centric person and a team player with a track record of success.

His interest includes travelling, cars, tennis, projects on adding value to communities and spending time with family and friends. He is excited to be part of the Resolution Institute team contributing to the growth and success of its members.

Amanda Dollman, Marketing and Communications Manager, Australia

Amanda works with the management team in developing the strategic management and execution of internal/external communications including developing website content, email campaigns, social media posts, media releases and publications. Amanda assists with the marketing of events and is keen to market Resolution Institute in the best possible way.

With a background in communications, marketing and law Amanda brings a wealth of experience to Resolution Institute.

In her spare time, Amanda loves laughing, catching up with family and friends, learning to bodyboard and checking out the local art scene.

Robert Grima, Chief Financial Officer, Australia

Rob is a CPA Accountant with over 30 years experience in executive management encompassing finance and administration. Apart from managing the accounting and finances for Resolution Institute Australia, Rob also oversees nominations management, occupational health and safety compliance, HR compliance and regulatory reporting compliance.

Rob prepares monthly Board financial reports and end of financial year statutory accounts. He also enjoys analysing the key drivers of income and expenditure of Resolution Institute to ensure a margin is available for necessary capital expenditure.

Outside of work, Rob is a gym enthusiast. He works out at the gym every morning before work and over the weekend. In summer, he can be found body surfing at Coogee Beach or reading the latest series of Jack Reacher novels by Lee Child.

Seema Parekh, Training and Accreditation Manager, Australia

Seema’s key area of focus is overseeing the training, assessment and accreditation for mediators, conflict coaches, arbitrators and adjudicators across Australia. She works with members, trainers, assessors, the Resolution Institute team, and all other stakeholders to create the best possible pathway for members.

Seema finds joy in seeing satisfied participants/candidates. She believes in taking care of the details and building relationships. She brings a background of teaching to the task.

When not at work, Seema loves to cook, watch Bollywood movies and go on random shopping sprees.

Laura Collins, Professional Development and Training Manager, New Zealand

Laura’s key areas of focus are the mediation training programme and developing training and CPD opportunities for members through the webinar programme, conferences, workshops, online learning and more...

Laura gets excited about creating great learning opportunities, care-taking the details and relationships, to make sure they are the best they can be. She brings a background of teaching and event management to the task.

A bit of a born organiser, when Laura’s not at Resolution Institute, she’s off leading her blues band, or facilitating a workshop or two with community education, interspersed of course with having a lie down!


Lilian Chai, Nomination Services, Australia


Nomination Services brings together the market for dispute resolution services with the expertise of Resolution Institute's membership base of accredited practitioners.

Lilian provides assistance in connecting experienced and expert accredited practitioners, with the technical and procedural requirements of each matter. She enjoys delivering a professional service with a customer service focus.

Lilian practised civil litigation at the Australian Government Solicitor and was a civil lawyer at LawAccess NSW before travelling extensively and living overseas.

Outside of work, Lilian enjoys volunteering in the community and harbours the not so secret ambition of becoming a stand up comedian and moonlighting as a sports mascot. The idea of launching oneself on the unsuspecting public as a giant cartoon character is irresistible and quite simply, life affirming.

Helen Goddard, Nomination Services, Western Australia and Northern Territories, Australiahelen.goddard@resolution.institute

You can contact Helen about Building and Construction Security of Payment adjudications, nominations and referrals in Western Australia and the Northern Territory.

Helen is enthusiastic about sharing her knowledge and understanding of the adjudication process, to raise awareness and assist people in accessing this dispute resolution method which provides a rapid resolution of payment disputes in the construction sector. She also enjoys liaising with members engaged in the adjudication process and providing a timely and responsive service to them.

Helen brings extensive experience in the not for profit and community services sector to this role.

Helen is based in Perth, so when she’s not working at Resolution Institute, you might find her taking advantage of the Perth sunshine, walking near the beach or river, going to outdoor movies or concerts or just relaxing with a coffee and a good book!

Nicholas Gonella, Learning and Accreditations Officer, Australia

Nick is the first point of contact on the phones and answering enquiries through the ‘info Australia’ email address. If you call the Sydney office he’ll probably be the one helping you in the first instance.

Nick thrives on variety in his work role. Coming from a customer service background, he enjoys providing solutions for members and offering support in the office to help keep the ‘wheels turning’.

When Nick is not at work you can find him playing football (soccer) or on the beach, but definitely outdoors!

Laetitia Lake, Executive Assistant and Project Officer, Australia

Laetitia provides executive administrative support to Amber Williams, CEO. Working on a part-time basis, Laetitia will act as the CEO’s point of contact. Her duties range from managing diary appointments, preparing correspondence, coordinating travel arrangements and scheduling and supporting meetings to facilitate the effective management of Resolution Institute. She also provides project management support on a range of internal projects.

Laetitia enjoys baking and cooking for her family and spending time with friends. Most of her energy is absorbed running around after her 1 year old and she can be found down at Manly beach most weekends.

Philip Millen, IT and Systems Officer, Australia

Phil manages our online database and website, ensuring that it is running efficiently through continual maintenance and implementation of new features. He also works with our external suppliers to ensure our Sydney office is benefiting from cost effective solutions.

Phil brings a background in data management and analysis. He enjoys understanding who our members are and how we can best serve them. Phil loves helping out where he can, and is always happy to assist members and staff navigate and engage with our website.

Outside of work you will often find Phil chasing after his young family! A keen follower of football (the round ball type), any spare time he has is spent watching a match or two with family and friends.

Ian Richardson, Membership Officer, Australia

Ian joined Resolution Institute in September 2020 as a Membership Officer Australia. In this role Ian will be responsible for providing membership services including responding to enquiries, processing membership applications and accreditations, compiling membership reports, supporting the membership development programmes, and promoting the value of Resolution Institute membership.

Ian has had extensive experience in management and senior management roles and thrives on the challenges that these roles have presented to him.

Outside of work Ian enjoys spending time with his family and friends, passionately follows the West Coast Eagles and enjoys many other sports.

Rukmini Roy, Content Producer, Australia

Rukmini is part of the marketing team, producing strategic content to bolster the internal and external communications strategy. She contributes to crafting marketing communications including thought leadership content, brochures and flyers. In addition to developing marketing collateral, she assists on external publications such as newsletters and the Annual Report. She also coordinates and executes external communications including social media, website content and email campaigns.

Rukmini has extensive writing, editing and production experience, and has earlier worked in corporate and marketing communications roles in the IT, media and events industries.

Outside of work, she is a trained singer and amateur artist. She also loves reading and listening to music, dabbles in creative writing and enjoys quizzing.

Andrew Serb, Policy and Research Officer, Australia

Andrew takes care of member nominations for dispute resolution matters, attempting to find the best person amongst our members to match the unique and varied dispute resolution applications that come through the door.

Andrew enjoys care-taking the nominations work. He is also passionate about making things run smoothly and saving time, hence he’s enjoying working on how to best automate our systems, whether that be through the introduction of online forms or in the back end, marshalling our excel spreadsheets.

Andrew Serb is a graduate from the University of Sydney's Law School and brings a careful and analytical approach to the creation and research of policy within the Dispute Resolution space.

In this spare time Andrew loves playing classical piano and reading (although nowadays it’s mostly Audiobooks).

Dixya Upadhaya, Training and Events Coordinator, Australia

Dixya primarily works with the Professional Development Groups in planning and organising CPD events for our members. She also works with Laura in the New Zealand office in managing the webinar programme.

Dixya finds it rewarding to create opportunities for members to come together, inspire one another and grow professionally. She likes the variety of challenges in her job and enjoys the opportunity to meet industry leaders.

Outside of work, Dixya seeks adventure in sports and nature, and occasionally binges on television dramas.

Priscilla Yao, Training and Assessments Coordinator, Australia

Priscilla looks after the mediation assessments and assists in organising mediation and conflict coaching training events. She also works with the accountant in preparing daily bank reconciliations and weekly invoice payments.

Priscilla is a jack-of-three-trades, supporting the functions of training and assessments, accounting, and website maintenance. She takes pride in the unique diversity of her roles and enjoys taking on new tasks and challenges.

When she’s not at work, you can find Priscilla at university fulfilling attendance requirements or at home catching up on homework. In her spare time Priscilla enjoys watching Hollywood classics and reading detective noir novels.

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New Zealand

Kim Ball, Training and Membership Services, New Zealand

Kim looks after membership enquiries, mediation accreditations, marketing and events, room hire and general enquiries.

Kim is a great organiser with attention to detail and will ensure everyone is fully informed. Kim's background is in office management and more recently as an executive assistant.

Kim loves spending time with her teenage boys – doing tramps, swimming at the beach in the summer and watching her youngest play football. She also enjoys baking cookies, cakes and slices.

Charlotte Hayes, Training and Membership Services, New Zealand

With a focus on restorative justice, Charlotte is the first port-of-call for any Aotearoa-based RJ facilitator training and accreditation queries.

A firm believer in the value of social justice, Charlotte is always on the lookout for ways to make the world a kinder place. With a background in project coordination across creative and start-up industries, she brings to the role a wide range of experience and knowledge.

Outside the office Charlotte is an enthusiastic dog mum who dabbles in teaching, music, gardening, and other outdoor adventures.

Gerry Westhuis, Accountant, New Zealand

Gerry’s key responsibilities are reporting about the financial situation to Trevor in the New Zealand office and to the Board. She’s also in touch with members offering confirmation when you’ve booked for a course, followed by the invoice and, if you haven’t paid yet, followed by a reminder!

Gerry works at Resolution Institute one day a week, and on the remaining days she works in similar roles at other not-for-profit organisations. Gerry brings a wealth of experience in a huge range of areas: she’s a qualified teacher, social worker and accountant, and has worked as an accountant for 14 years.

If she finds time in between her different jobs, she spends time on her hobbies: crossfit, carpentry and singing (hoping for a role as background singer in Laura’s band!)

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