About Us

Who are we

First Choice Diagnostic Co. provides a comprehensive service for onsite drug and alcohol screening programs on a national basis across a wide range of industries. We actively support and encourage commitment to ensure a safe workplace environment exists for all staff and associated workers.

We are an Australian owned and operated company, with over 20 years of highly specialist experience. We remain adaptable to new technologies, standards and current legislation, allowing us to provide clients with the most current, defensible and best service available, adding true value for money.

We offer clients a complete, yet customisable suite of drug and alcohol testing solutions, specialising in delivering tailor-made, suitable packages to the unique landscape of the workplace.

Our services include:

A single point of contact for your project in relation to queries, scheduling, delivery of results and any other questions you may have;
Testing provided on time, every time;
Screening results available digitally after every testing session;
Access to Client Reporting Portal for anytime access to reports;
A national footprint with employed, accredited Collectors, not contractors;
In-house PhD qualified Toxicologist readily available for advice and result interpretation;
Long standing relationships with NATA accredited Sonic Healthcare Laboratories, which enable us to expedite sample deliveries, deliver a robust Chain of Custody procedure and release results promptly;
Comprehensive, accredited training and educational resources.

First Choice Diagnostic Co. pride ourselves on our relationship building strategies and ongoing engagement with our clients. We work proactively to foster and support the client’s brand and policy foundations. We achieve this by ensuring at all times, the highest standards of professional integrity are maintained and practiced.

Our Executive Team

Nathan Kitt

Managing Director

Nathan Kitt is the Managing Director of both First Choice Diagnostic Co. and Jem Health, under the legal entity Newport Medical Solutions Pty Ltd.

Nathan has led First Choice Diagnostic Co. since 2009, steadily growing it into the leading national provider of drug and alcohol testing, healthcare, and training services. With extensive experience in operations, compliance, and business development, he has been instrumental in maintaining NATA accreditation, modernising business operational processes through innovative IT solutions including Ai, and steering the company through complex industry challenges, as well as the COVID 19 pandemic.

Nathan acquired Jem Health in 2021, a national occupational medical business. This complementary acquisition has strengthened both businesses and enhanced their collective capabilities. Nathan holds a Degree in Systems Technology and a Diploma in Business Management, bringing over 25 years of expertise in leadership, strategy, and workplace safety solutions.

Georgina Gaussen

Chief Financial & Operating Officer

Georgina is a Fellow Chartered Accountant and senior leader/executive with a strong background in financial and operational excellence, transformation and leadership.

Georgina’s career started with KPMG and she spent 13 years with Qantas airlines across numerous roles. Following Qantas Georgina worked in the media industry and was part of the senior management team at both News Corp and Fairfax.

Georgina:

Thrives in complex organisations requiring strategic direction and problem solving
Executes outcomes through empowering and engaging contributors and stakeholders
Functional experience includes Finance, Procurement, PMO, Governance, Marketing, Quality, Risk, Compliance, People & Culture inc Talent, Property, Maintenance, Supply Chain, Product and Technology.
Team and Culture builder
Board experience – Treasurer and Director of Weldon Children’s Services and former Director of a digital subscription up
Fellow Chartered Accountant and Graduate Certificate in Change Management

Jemma Lever

General Manager Operations

Jemma Lever has been a key leader at First Choice Diagnostic for six years, driving operational excellence and fostering a strong workplace culture.

With 15 years of experience leading teams across the UK and Australia in organizations of 100+ employees, Jemma brings a wealth of expertise in optimizing efficiency, enhancing profitability, and improving business processes.

Currently studying for an MBA at UNSW, Jemma is passionate about organizational excellence, team leadership, and delivering exceptional customer service. She has a proven track record of implementing strategic improvements that align with company values, ensuring sustainable growth and operational success.

Our Coverage

We employ over 100 experienced, accredited Collectors nationwide, covering all states and territories – including New Zealand

Our on-call service is second to none!
We offer 24/7/365 emergency service support for post incident and for-cause testing by a team of dedicated Collectors, who take turns staffing an on-call rotation, providing coverage around the clock and outside normal business hours.