The Neill Group works in partnership with Protective Services to provide nationwide private investigations, process serving (legal document serving) and professional field services in Wellington and throughout New Zealand. The Neill Group operates New Zealand’s largest nationwide network of licensed private investigators and process servers (legal document servers).

Private Investigations

Are you are going through a hostile separation? Searching for a birth parent, sibling or family member? The Neill Group can help with a nationwide network of high-caliber licensed private investigators in the greater Wellington region and throughout New Zealand. Is your partner being unfaithful? Do you suspect there’s something wrong in your relationship?

If you feel you that your partner is unfaithful and cheating on you then chances are you are correct. Don’t make life changing decisions without knowing the facts. Employing a licensed private investigator will provide you with the answers you are seeking and the peace of mind you deserve.

The Neill Group can help you decide if employing a licensed private investigator is the best option for you. If required, The Neill Group can utilise a covert female operative (former experienced police officer) who will test the commitment of your partner.

Child & Youth Investigations 

The Neill Group only uses recognised best practice for surveillance to determine what happens when a parent or caregiver is with their child. The Neill Group will document any signs of abuse or neglect that is observed and gather evidence that may prove a child is being abused. The Neill Group can confirm if a parent or caregiver engages in criminal activity, neglect, or other activities that would directly affect a child’s welfare.

Based on the evidence gathered, parents and the courts can determine what to do to ensure the child’s safety. In a court room, a licensed private investigators findings provide more credence than a parents accusations especially against a former partner.

If you have any suspicions of abuse or foul play, employing a licensed private investigator is essential. Contact The Neill Group for a confidential discussion.

Insurance Investigations 

In the late 1980’s, Dion Neill was one of the first licensed private investigators in New Zealand to carry out investigations for the ACC (Accident Compensation Corporation).

The Neill Group has worked closely with a number of insurance company’s within New Zealand and worldwide to confirm the validity of injury and disability related claims. Injury and disability claims can amount to substantial sums which sometimes require validation prior to any compensation or payment to ensure the correct entitlement.

The Neill Group carries out a range of insurance related investigation activities including factual inquiries, claimant interviews and covert surveillance.

Fraud & Theft Investigations

Dion Neill is a former Certified Fraud Examiner (CFE) with decades of experience investigating fraud and theft for the commercial and government sectors. Fraud is a worldwide concern with an estimated cost to New Zealand business and government agencies estimated at $6 billion a year. Fraud occurs in any business no matter its size or stature.

Fraud inside a business or organisation frequently occurs through poor internal controls and processes, this allows a window of opportunity for people in positions of trust and responsibility to carry out offending such as theft or fraud. Fraud can damage a company or organisations reputation, brand and culture.

Finding the individuals responsible for a theft is only the first step; putting in place the remedial processes and policies following the incident is our ongoing commitment to protecting your long term interests.

The Neill Group can help you to respond professionally and with an independent perspective.

Alcohol, Drug & Substance Abuse Investigations 

Do you suspect your family member, partner or employee maybe using excessive alcohol, drugs or illegal substances? Did you know that if drugs are used on your property, you can also be prosecuted for their criminal activity?

Alcohol and drug abuse is known to be the source of criminal activity and anti-social behaviour, alcohol, drug and illegal substance investigation by The Neill Group will help to provide the answers you are seeking.

Psychological & Physical Abuse Investigations 

Is someone in your life a possible victim of physical or psychological abuse? The Neill Group’s licensed private investigators can provide evidence to help protect you and your loved ones. The factual evidence provided by licensed private investigators are often used for the basis of a complaint to police or for legal purposes.


It is important for everyone to understand that surveillance is both legal and ethical. Dion Neill and his associates at The Neill Group will only conduct surveillance for a legitimate purpose and in a legal manner. Surveillance is a powerful tool used in investigations where evidence is obtained in order to secure prosecutions – substantial intelligence is often gained from these operations.

The current measures of surveillance and intelligence gathering include insurance claimant surveillance, domestic related surveillance and surveillance for theft or fraud related investigations. The Neill Group has significant expertise in the area of photographic and video surveillance.

All surveillance and investigation activities are carried out to the highest level of ethical and professional standards.

Technical Surveillance Counter Measures (TSCM)

The Neill Group’s contracted specialist can detect hidden cameras and listening devices often referred to as “bugs”. Our specialist can locate hidden cameras, tracking devices and spyware. The law forbids the use of hidden cameras and recording devices without an individuals consent.

It is a clear breach of privacy when an individual places surveillance on another individual without their consent. People install hidden cameras and listening devices for a variety of reasons, in some cases to gather evidence of a cheating partner or to gather sensitive personal information, competitors secrets, business plans, designs or financial information.

If you have any concerns in this area, The Neill Group will refer to our preferred specialist for assistance.

Formal Interviewing

Formal interviews can be conducted to support civil, criminal or personal investigations. The Neill Group’s interview process includes the format used by the police and other law enforcement agencies based on PEACE, cognitive and the Reid interview techniques. Interviews can be recorded if requested and consent is obtained by the parties involved.

Audits & Reviews 

The Neill Group conducts nationwide mystery customer programmes designed for the commercial and retail sectors. We covertly audit the communication, compliance and integrity of your customer services people. Covert visits to your business are known to uncover potential areas of loss and identify risk to your business.


The Neill Group has a forensic expert available to investigate a wide range of cyber-crimes including online fraud, stalking and harassment. The Neill Group’s contracted  I.T. forensic expert we can assist with revealing the true identity of anonymous blogs, fake websites, Facebook profiles, email communication, website ownership, IP addresses and the forensic recovery of information.

Loss Prevention

The handling of product and stock – both in retail and distribution – generally operates with an acceptable shrinkage percentage to allow for losses incurred through internal and external factors such as damage, breakages, faults and theft. Many of these losses are caused by data entry or coding errors, and can be reduced through the introduction of improved internal processes. Once stock is accurately accounted for, the true extent of fraud or theft can be established.

Hidden Cameras 

Modern technology has allowed hidden cameras to almost be undetectable. The Neill Group’s contracted technical surveillance expert uses covert (hidden) cameras to detect criminal offending and provide evidence in criminal matters. Hidden cameras provide quality footage to expose what is happening inside your business or your home.

Undercover Operations

The Neill Group has access to a highly trained undercover agent who has many years of experience within the intelligence field. The Neill Group undercover agent is commonly used inside a business premises to detect theft, fraud, unexplained loss and to prove criminal offending. Undercover operations successfully reveal activities including the use of alcohol, drugs and in some cases, workplace bullying.

The Neill Group’s undercover agent supports our investigators to gather evidence that can be used for a criminal prosecution or to assist with civil litigation.

Criminal Defence Assignments 

While all criminal cases do not require the services of a licensed private investigator, in cases that do, the use of a licensed private investigator often becomes one of the most important members of the legal defence team. A licensed private investigator employed by the defence team performs specific tasks in order to prepare an effective defence against criminal charges.

A licensed private investigator at The Neill Group will review the police investigation and if required, interview witnesses to discover if there are changes in their statements and to establish any new leads of inquiry. Investigations are carried out in accordance with legal requirements and based on recognised best practice.

Background Checks

Thanks to modern technology, a discreet background check by a licensed private investigator from The Neill Group will provide information about someone quickly before you give them the opportunity to be in a position of trust. A comprehensive background check will reveal a person’s driving record, credit history, education and with their consent, criminal history. Employers routinely carry out background checks and screen prospective employees, you should do the same in your business and personal life.

If you have any doubts or concerns, before you make a personal or business commitment, consider a discreet background check by a licensed private investigator from The Neill Group. While some people believe it’s easy to search a person’s name on the internet to find out more about them, that is simply not enough.

If you are in doubt or have a suspicion, contact a licensed private investigator who will provide the facts and reveal the truth.

Methamphetamine Testing 

The Neill Group contracts an expert methamphetamine testing agency to assist us in detecting methamphetamine (meth), commonly referred to as ‘P’. The Neill Group’s associates provide mobile independent methamphetamine testing in the greater Wellington region and throughout New Zealand for real estate agents, landlords, commercial property owners, vehicle rental companies or private individuals who need positive assurance their property has not been used for the manufacture of methamphetamine.

Identity Verification

Internet or online dating has changed the way people meet, no longer are face to face meetings necessary to kindle a relationship. What happens if the person behind the computer screen is not the person they say they are? Online dating scams and internet based fraud is now very common and rapidly growing, anyone can be targeted. Are you looking for a relationship online?

A search to connect with someone for a relationship can make you vulnerable and as a result, these emotions are often used by offenders to access your private life including your bank account, assets and personal property.

Consult with a professional licensed private investigator from The Neill Group before you make any important business or personal relationship decisions. Protect yourself and reduce your chances of being another victim of online dating scams, let The Neill Group verify the individuals identification.

Pre-Employment Screening

High staff turnover, unsuitable employees and dishonest staff can ultimately cost your company or organisation thousands of dollars in time, money and resources. That’s why it’s important you recruit the right person from the very beginning. While it is likely that your candidates are presenting themselves honestly, a simple background check by a licensed private investigator from The Neill Group will assist you to identify any possible history of dishonesty or pattern of behaviour that is not aligned with your best interests.

Skip Tracing

Attempting to locate birth parents, siblings, debtors, witnesses or defendant? The Neill Group will assist you to find the missing pieces – The Neill Group know the internet is a useful tool for locating people, but, it often provides incorrect or historic information, employing a licensed private investigator from The Neill Group will often open new avenues of inquiry that may lead to a positive result.

The Neill Group works closely with law firms, enforcement agencies, financial institutions and private individuals who are seeking to locate a person of interest. The Neill Group’s provides a professional tracing service that utilises proven information sources, confidential informants and effective tracing tools to assist in tracing anyone within New Zealand or worldwide.

Trade Mark & I.P. Infringements 

The Neill Group are often instructed by legal firms to investigate infringements of branding, international copyright and trade mark patents along with the unauthorised use of logos and theft of intellectual property. Dion Neill has personally carried out extensive trade mark and intellectual property investigations for some of the world’s leading brands, including: Adidas, Armani, Microsoft, Nike, Playboy and Sony PlayStation along with official worldwide licence holders of sports merchandise and movie memorabilia.

The evidence and supporting inquiries carried out by Dion has been used for a number of prosecutions in New Zealand. As a result of The Neill Group’s investigations, legal process was served on the individuals concerned and the counterfeit products were destroyed under a court order.

Legal Process Serving

Dion Neill has been serving legal process and court proceedings (legal documents) since 1986! The Neill Group are New Zealand’s most cost-effective and experienced nationwide process servers. The Neill Group serves documents and legal process across the Wellington region and throughout New Zealand, including district court, family court and high court proceedings along with demand notices, trespass notices, dissolution of marriage (divorce documents) and other time-critical documents.

The Neill Group are New Zealand’s most experienced nationwide document and process serving agency (legal document servers) with a geographical reach in every area, district and region of New Zealand. The Neill Group serves a range of New Zealand and international legal documents on behalf of debt collection agencies, finance companies, government departments, private individuals and many of New Zealand’s major legal firms.

At The Neill Group, clients can monitor every step of the document service process with the most advanced online technology available. The Neill Group’s live in the field technology provides accurate reporting on all service activities from service attempts to service reports, providing clients with complete transparency.

Field Services 

The Neill Group provides a range of professional nationwide field services, including, but not limited to: asset recoveries (repossessions), commercial evictions, debtor interviews, field visits, address confirmations, background checks, floor plan audits and the verification of financial data for a number of New Zealand’s leading financial institutions.

A visit by a professional field agent from The Neill Group has proven to be an effective way to re-engage with debtors to ensure compliance of contractual and legal obligations. Our nationwide field agents communicate effectively with people in our community who respond best to a personal visit, including habitual debtors, multi-cultural clients and people with disabilities, addiction or mental health issues.

Dion Neill and his nationwide associates have years of experience managing sensitive issues that require a high level of care because of potential damage to a clients brand or reputation. In some cases, clients or debtors are unable to be contacted by telephone or by post, the best solution is a visit to their last known address or a discreet visit to their workplace.

Field visits are a powerful tool when assessing an individuals personal or financial circumstances that are subject of potential debt recovery or to enable clients to make informed decisions based on accurate information provided by a field agent or a government licensed private investigator.

Qualified Medics

We can provide qualified medics for events or private functions. Our medics are former ambulance paramedics with many years of frontline experience providing pre-hospital care in the community.

Dion Neill could be a speaker for your next event, conference or team meeting. Dion’s presentation, beyond the lights and siren, captivates any audience with a unique insight, up close and personal, he reveals over three decades of front line experience as a first responder in the emergency services and many years as a private investigator, surveillance operative, repossession agent, document server and personal protection officer (bodyguard), including his time protecting the rich and famous!

New Zealand & Worldwide 

The Neill Group and Protective Services are based in Wellington with a strategic nationwide network of contracted licensed private investigators, security specialists, field agents, repossession agents and legal process servers (document servers) in every district and region of New Zealand, including: Northland, Whangarei, Auckland, Wellsford, Warkworth, Orewa, Albany, Takapuna, Mangere, Manurewa, Pukekohe, Coromandel Peninsular, Thames, Waihi, Whangamata, Whitianga, Waikato, Hamilton, Te Awamutu, Cambridge, Huntly, Morrinsville, Matamata, Putaruru, Tokoroa, Otorohanga, King Country, Taumarunui, Te Kuiti, Waitomo, Bay of Plenty, Tauranga, Te Puke, Whakatane, Kawerau, Opotiki, Rotorua, Taupo, Turangi, Murupara, East Cape, Gisborne, Tolaga Bay, Tokomaru Bay, Ruatoria, Te Kaha, Taranaki, Wanganui, New Plymouth, Stratford, Hawera, Waitara, Inglewood, Manawatu, National Park, Waiouru, Taihape, Palmerston North, Marton, Bulls, Feilding, Ashhurst, Foxton, Horowhenua, Levin, Otaki, Kapiti, Waikanae, Paraparaumu, Paekakariki, Wellington, Plimmerton, Porirua, Tawa, Johnsonville, Upper Hutt, Lower Hutt, Wainuiomata, Hawkes Bay, Wairoa, Napier, Hastings, Havelock, Waipukurau, Dannevirke, Wairarapa: Featherston, Pahiatua, Masterton, Carterton, Greytown, Tasman, Nelson, Blenheim, Picton, Motueka, West Coast, Westport, Greymouth, Hokitika, Wanaka, Queenstown, Twizel, Alexander, Te Anau, Canterbury, Christchurch, Kaikoura, Ashburton, Southland, Timaru, Oamaru, Dunedin, Invercargill, Balclutha, Mossburn, Gore.