Serving Auckland, Wellington, Christchurch & Nationwide Since 1987!

Our Core Objectives

Clients for Life: We aim to build enduring partnerships by consistently exceeding expectations.

Market Leadership: We strive to be recognized as the absolute premier service provider in our industry.

Governance & Social Sustainability 

Socially Sustainable Pioneer: TNG is the first provider in our market to integrate a dedicated social and moral layer of ethical practices directly into our business model.

Health & Safety Compliance: We maintain absolute compliance with all WorkSafe New Zealand regulations to ensure safe operating environments.

Uncompromising Privacy: We strictly guard client confidentiality and never disclose private, personal, or proprietary information.

Our Commitments

Partnership: Building long-term, cooperative client relationships.

Diversity: Embracing cultural diversity at every operational level.

Respect: Engaging professionally, transparently, and respectfully at all times.

Safety: Cultivating a secure and healthy workspace for our personnel.

Sustainability: Responsibly managing and mitigating our environmental footprint.

TNG Code of Ethics & Professional Standards
All TNG contractors are bound by a strict, mandatory Code of Ethics and Professional Standards. This governance underpins our corporate social responsibility program, focusing on three pillars:
 

Integrity: We operate with total compliance, safety, and alignment with professional standards.

Environment: We maintain a strict policy regarding the eco-friendly use of products and business supplies.

Paying It Forward

"Paying it forward" is embedded in our DNA. We proudly support vital New Zealand charities and non-profits, including: St John, Life Flight, Starship Foundation, Everybody Eats, Women’s Refuge, NZ Police Dog Trust, Variety Children's Charity, I Am Hope Foundation, and Wellington Free Ambulance.

Transparency

Fact-Based Reporting: Our investigative findings are presented in an entirely unbiased, objective manner. We do not omit material information or evidence.

Conflict of Interest Protocols: To protect our clients, we enforce a strict policy against knowingly accepting any assignments that conflict with past or existing client engagements.

Introducing Dion Neill, Founder & Business Owner  
Dion Neill began his career in 1987 as a process server, private investigator, and security provider. As a former Certified Fraud Examiner (CFE), he holds recognised credentials in security, investigations, personal protection, and risk management. With over three decades of experience, Dion has led high-profile cases across New Zealand. He was one of the first private investigators retained by the Accident Compensation Corporation (ACC). Dion served as a surveillance and undercover operative in a major landmark theft case resulting in over 20 High Court convictions.
 
Dion and his associates bring global operational experience from some of the world's most volatile regions, including the Middle East and Asia. In 1996, Dion personally managed the security for a New Zealand national sports team touring South Africa. Dion was awarded with the New Zealand Defence Forces Service Medal, St John Service Medal, and Wellington Free Ambulance Long Service Award. He remains active within the community as a volunteer first responder, PTSD counsellor, and CPR instructor.
Credentials 

Royal New Zealand Police College: Certificate in Investigation Skills.

Internationally Recognised Certifications: Former Certified Fraud Examiner (CFE) and Certificate in Executive Protection (USA).

Security, Personal Protection & Risk Management Qualifications: Certificate in Private Investigations (C4 Group), Level IV National Certificate in Security, Level IV Certificate in Security Operations (Australia), Diploma of Security & Risk Management (Australia), Providing Executive Protection (Alan Kinnane & Associates). 

Finalists - New Zealand & International Security Awards

New Zealand Security Awards: Finalist in 2021 and 2024 for Outstanding New Product or Service of the Year.

Outstanding Security Performance Awards (OSPAs): Finalist in 2022, 2023, and 2024 across categories including Outstanding Contract Security DirectorOutstanding Security Consultant, and Outstanding New Security Product.

Note: The OSPAs are prestigious, independent global awards designed to recognize and celebrate exceptional performance, innovation, and ethical practices within the security sector.
Media Features

iHeartRadio (Podcast Network) | Podchaser

 

Latest Technology

We use the latest GPS technology, applications and software. Our clients have access to our secure online portal to allow complete transparency.     

Trained People

Our team throughout New Zealand are professionally trained and sourced from the defence forces, intelligence and law enforcement sectors.     

Unequalled Experience

Founded in 1987 by Dion Neill, we are committed to delivering exceptional results and service to private, commercial and government clients.                 

Global Resources

We have unlimited access to international resources including security, intelligence, investigation and risk management specialists.

Nationwide Services

We have established offices in Auckland, Wellington and Christchurch to support our regional based team operating from Kaitaia to Bluff. 

 

Government Licensed

We are licensed by the Private Security Personnel Licensing Authority as security providers, private investigators and repossession agents.

 

We engaged The Neill Group to investigate a number of concerns within our company. The result was a thorough investigation and successful prosecution, we extend our our appreciation to the excellent private investigators assigned to us.

Corporate Client

“Dion Neill and TNG were absolutely incredible! I was being stalked and abused by my former partner. Dion managed my concerns with kindness and understanding. After Dion’s intervention, I now have my life back. I simply can’t recommend Dion and his team enough, thank you from the bottom of my heart”.

Private Client

“The Neill Group (TNG) consistently delivers excellent results including difficult and complex cases. Their work is always of a high standard, resulting in great outcomes. Communication is timely and professional, with clear updates provided. Dion and his team demonstrate a strong understanding of our expectations and consistently deliver on them”.

Taryn Milne, MTF (Independent Franchise)

“Excellent service all round. Timely uplift of documents, service of them and detailed report. Always ready to meet tight time frames”.

Peter McKnight, Barrister
“Excellent service and very fast. Would highly recommend”.
Joshua Pietras, Duncan Cotterill

“Speedy, efficient, responsive…  just a few reasons that I enjoy working with the team at The Neill Group (TNG)”.

Rob Brinkworth, Pitt & Moore Lawyers

“These guys are the absolute best! Thank you, Dion and your wonderful team for the great work you do”.

Stephen Baynosa, Aotea Finance

“Westpac utilised the services of Dion Neill to assist our national fraud and security team. We highly recommend Dion, he is reliable and very professional”.

Grant Henderson, Westpac

Peter Fergusson, Pioneer Finance

Mark Francis, DebtManagers

“Dion Neill applied a high-degree of logic and intelligence to our investigation resulting in a very positive outcome. Dion was always professional and relentlessly committed, he is recognised by our company as a true expert in his field”.

Business Owner

Kyle McElwain, Credit Recoveries

Alison Heath, Event Producer

Avinash Kumar

“The Neill Group helped us to find a missing family member. We are grateful for their professionalism and understanding, and their fast, discreet service”.

Private Client

“The Neill Group have proven to be very professional with excellent communication and great results over many years”.

AWS Legal

“We haven’t seen our Brother for around 10 years, we needed to find him as our Father was terminally ill. Dion showed great urgency to our request, he was very professional with great communication. After a lot of hard work and really good initiative, Dion located our Brother in just 1 day!”.

Private Client

“I had the pleasure of working with Dion Neill on a film production, Dion is a great communicator, with a top notch team and great work ethic. I look forward to working with you again”.

Verity Macintosh, Film Producer

“Dion Neill was my security at an event following a death threat. He was incredibly professional, out of the way and I felt safe the entire time. I was absolutely impressed with how discreet he was as not to intimidate other members, yet ensuring I had everything I needed to participate in this event. Would absolutely recommend”.

Tory Whanau, Mayor of Wellington

“We asked Dion Neill to find our missing Sister, Dion was incredibly empathetic and a very kind person to deal with. He found our Sister, we cant thank him enough. Our family is now complete again and our buckets are full”.

Private Client

“We tasked TNG to locate and repossess property that was of high-value and at risk during a liquidation. Dion Neill and his associates traced and recovered all of the property. TNG proved to be a great team, we will call on them again in the future”.

Company Liquidator

“We had a significant dishonesty issue so we instructed TNG who quickly identified the problem, located the perpetrator and provided a detailed report that was readily accepted by the Police. We highly recommend Dion Neill and his team without reservation”.

Commercial Client

“The Neill Group (TNG) are dedicated and professional. They have located and served a number of evasive and difficult characters. It is also convenient that they have agents in multiple cities. We highly recommend their services”.

Digby Livingston, Barrister & Solicitor

“I have used a lot of companies for repossessions in the past. TNG have been awesome jobs are completed within 1 or 2 days depending on the area”.

Geoff Jones, Direct Car Imports

“We found Dion Neill and his team to be skilled and tenacious. The team proved their worth by locating and recovering several hidden assets. We will employ The Neill Group again in the future”.

New Zealand Insolvency Services

“Dion Neill provided security to me and my crew on Courtney Place, Wellington while filming the ‘On Booze’ documentary. Lots of drunken revellers, he kept us free to film”.

Paddy Gower, Journalist & Documentary Producer

“Dion Neill was an absolute godsend! He resolved our sensitive personal issue with absolute care. He is a real professional in every sense of the word. We can now sleep peacefully thanks to Dion”.

Private Client

“Dion Neill provided us with advice on a number of security concerns that we needed to address. We recommend Dion, he is a highly-skilled and professional security consultant”.

Corporate Client

“The Neill Group helped us to find a lost family member. We are grateful for their understanding, professionalism and their fast, discreet service”.

Private Client

“We contract The Neill Group (TNG) as our tracing and repossession agents in New Zealand. They never leave a stone unturned! Dion’s team are professional, cost efficient, and their positive outcomes reflect their tenacity”.

Sue Chapman, Vehicle Sales & Finance

“I worked alongside Dion Neill during his time at the Wellington Free Ambulance. Whether at the scene of a car accident or in an office environment, I always found Dion to have integrity, he is professional and easy to work with. Dion is very community minded and a long time supporter of Life Flight”.

Dave Greenberg, Former Rescue Helicopter Crewman

“I had the privilege of working with Dion Neill since 1999. In that time Dion has been an inspiring leader, I have worked with Dion on many security projects ranging from the defence cluster to crime scene protection. Dion’s attention to detail is second to none, he ensures that his clients needs are fully met”.

Selwyn Ponga-Davis, New Zealand Defence Forces

“Dion Neill carried out a highly-sensitive assignment on my behalf. I found him to be discreet and professional. I appreciated his consideration when it came to our safety. Dion has an incredible array of skills, and his experience gives him a unique insight into various situations. I strongly recommend Dion”.

Private Client

“Dion Neill and his security team attended our staff Christmas event with over 150 people. The team were incredibly professional, I was personally impressed about how well dressed they were. I recommend Dion Neill and his team without reservation”.

Elizabeth Babalich (Founder & Director), Antipodes

“Dion Neill and his team were responsible for managing the security of the 2000 Olympic Torch Relay. On behalf of the Wellington City Council, thank you for your assistance”.

 

Delia Shanly, Wellington City Council (Events Team)

“Dion Neill is a passionate business person focused on building and maintaining strong partnerships. Dion has always been driven to search out opportunity and drive success strategically. This is a culture he installs in his team and can rely on to deliver a win-win solution”.

Chris Wilkinson, First Retail Group

Roy Assadi, Hilton Hotel (Auckland)

“I was lucky enough to have met Dion Neill while I was the Mayor of Wellington. I found Dion to be a person of high integrity and reliability. Dion is a true Wellingtonian who adds real value to the wider community”.

Mark Blumsky QSO, Former Mayor of Wellington
Mike McRoberts, TV3 News Anchor

“Dion Neill operated alongside me on a high-profile security operation. He is an accomplished security specialist, his attention to detail, excellent communication skills and ability to motivate by giving confidence to personnel is a quality seldom seen today”.

Graham Lockhart, Safety & Security Consultant

“Dion Neill is absolutely fantastic at what he does and has built a solid team around him which is exactly what makes Dion my go-to when it comes to security, he is friendly, easy to work with and knows his industry and team inside out. Highly recommended!”.

Hannah James-Johnson, Scout & Location Manager (Film Industry)

“Dion Neill is a passionate operator who leads his team from the front, he is focused on ethics and doing the right thing. A seasoned security professional, if you need a job done well and with a great customer experience, he is the man to contact”.

Rob Snelling, Executive Private Transport

“Dion Neill has been a fantastic supporter of Life Flight for many years. Dion went the extra mile providing security at no charge to keep our volunteers safe during our street appeal. Thank you Dion, really appreciate you having our backs!”.

Sebastian Grodd, Life Flight (Westpac Rescue Helicopter & Air Ambulance Service)

“We haven’t seen our Brother for around 10 years, we needed to find him as our Father was terminally ill. Dion showed great urgency to our request, he was very professional with great communication. After a lot of hard work and really good initiative, Dion located our Brother in just 1 day!”.

Private Client

“The security services provided by you were of a professional nature and were commented on favourably by all delegates, in particular, those from overseas”.

Executive Officer, New Zealand Defence Industry Association (NZDIA)

“Thank you Dion, you made it safe for us to enjoy the beauty and wide open spaces of New Zealand. It was truly a remarkable experience for us all, we are sincerely grateful for your assistance”.

International Celebrity

“We have trusted Dion Neill with the safety and security of our clients who travel to New Zealand. Dion has earned an excellent reputation for his professionalism, security management, operational planning and ability to think outside the square”.

 

Kevin Horak, Clearwater Projects (UK)

“Dion Neill and his team provided extensive security, protection and risk management services to Apple and A24 film productions in New Zealand. Dion and his team were personable and very professional, he comes highly recommended with endorsement by the New Zealand and international film industry”.

Laura Matthews, A24 & Apple TV

“Dion Neill is very professional, and excellent communicator. He provides security to the highest standard, I definitely recommend Dion for any security assignment”.

Jo Hiles, Film & Television Producer

“We had Dion Neill coach our field agents on strategies to manage conflict that will keep them safe. The feedback was resoundingly positive and now being implemented every day”.

 

Kieran Stott, DebtManagers

TRACING

Are you searching for a missing debtor, defendant, birth parents or family/whanau members? Our tracing specialists can help.
Learn More

SECURITY

We provide a range of high-level security services including personal protection, security consulting and risk management.
Learn More

INVESTIGATIONS

Our experienced team of private investigators (qualified former police detectives) investigate fraud, theft and relationship dishonesty.
Learn More

LEGAL SUPPORT

Our process servers will professionally serve your legal documents, court proceedings and dissolution of marriage applications.
Learn More

FIELD SERVICES

We carry out nationwide audits, field visits, debtor interviews, identity verifications and asset recoveries (motor vehicle repossessions).
Learn More