The Neill Group are based in Wellington with associates throughout New Zealand selected exclusively from the law enforcement, defence forces and intelligence sectors. The Neill Group is a highly experienced nationwide multi-service agency providing legal support, process serving (document serving), private investigations, specialised security, risk management and professional field services.

The Neill Group operates one of New Zealand’s largest nationwide networks of government licensed private investigators, security specialists, process servers (legal document servers) and field agents covering every district and region of New Zealand.

From legal support, process serving (legal document serving) and field services to private investigations, specialised security and risk management, contact The Neill Group first for a no obligation and confidential discussion.

The Neill Group are committed to:

  • Providing ethical and professional specialised services
  • Deploying skilled and experienced associates of the highest caliber
  • Ensuring confidentiality is respected and maintained at all times
  • Managing a continual review of standard operating procedures
  • Complying with all legislation, including the Private Security Personnel and Private Investigators Act

The Neill Group was established by licence holder, Dion Neill with over three decades of experience within the security and private investigation industry. Dion is a former member of the New Zealand defence forces and emergency services. Dion is a community based first responder and currently licensed as a private investigator, security specialist and risk management professional by the Ministry of Justice – Private Security Personnel Licensing Authority.

Dion Neill commenced his time in industry in 1986. Dion was one of the original directors of Wellington Investigations and spent many years as a sub-contractor to a number of licensed private investigation and security companies throughout New Zealand and worldwide. Dion established his nationwide trading entities, The Neill Group and Protective Services to provide a seamless security, Investigation and legal support service to the corporate, commercial and government sectors.

In the 1980’s, Dion was a member of an investigation and surveillance team employed to investigate a major organised theft syndicate operating within a national business over many years. As a result of Dion’s evidence, several offenders were convicted in the High Court of New Zealand (Dion survived cross examination by the late Mike Bungay QC).

Dion was one of the first licensed private investigators in New Zealand to carry out investigation assignments for the Accident Compensation Corporation (ACC), New Zealand’s government operated accident and injury insurance agency.

Dion featured in the popular television New Zealand series, ‘Private Investigators’ and interviewed on the breakfast show regarding protecting high-profile people in New Zealand. Dion has a number of published articles on fraud, theft, security, personal safety and loss prevention.

Government Licensing

The Neill Group and Protective Services are the trading entities of Dion Neill. Dion is government licensed as a private investigator, security consultant, repossession agent, personal security guard, property security guard, crowd controller and confidential document destruction agent.

The Neill Group only engages contractors for private investigation, security and repossession assignments who hold a current licence issued by the Ministry of Justice – Private Security Personnel Licensing Authority to ensure compliance with the Private Security Personnel and Private Investigators Act 2010.

Professional Memberships

Dion Neill is a current member of:

  • World Association of Detectives
  • The Security Institute of New Zealand
  • New Zealand Institute of Professional Investigators (Foundation Member)

As a member of these respected professional associations, Dion receives immediate advice and assistance to support international legal process serving, private investigation and security related assignments. Dion has formed alliances and collaborative partnerships with highly professional licensed private investigators and security specialists operating throughout New Zealand and worldwide.


Our agents must sign a confidentiality agreement prior to deployment on any operational assignment. Trust is an important element of our client relationships, our agents understand the seriousness of breaching this agreement. Our nationwide agents and international associates have experience working within confidential environments and respect the privacy of our clients.

Nationwide Document & Legal Process Serving

The Neill Group serves dissolution of marriage documents (divorce proceedings and commonly referred to as ‘divorce papers’), legal process and other documents in the greater Wellington region and throughout New Zealand. The Neill Group are authorised to serve criminal documents pursuant to the Summary Proceedings Act 1957. The Neill Group serves New Zealand and international legal process, including, but not limited to:

  • District Court Proceedings
  • Statutory Demand Notices
  • High Court Proceedings
  • Trespass Notices
  • Employment Court Proceedings
  • Pre-Possession Notices
  • Repossession Warrants
  • Divorce Proceedings
  • Family Court Proceedings
  • Witness Summonses
  • Appeal Court Proceedings
  • Protection Orders
  • Insolvency Documents
  • Court Subpoenas
  • Discovery Warrants
  • Property Law Act Notices
  • Court Enforced Judgments
  • Orders for Examination
  • 289 Demand Notices
  • Parental Orders
  • Bankruptcy Notices
  • Personal Documents
  • Employment Documents
  • Infringement Notices
  • Tenancy Orders
  • Eviction Notices
  • International Legal Process
  • Sensitive Commercial Documents
  • Charging Documents for Enforcement Agencies

Private Investigations 

The Neill Group carries out a range of private investigation services in Wellington and across New Zealand using highly qualified and experienced licensed private investigators, fraud examiners and surveillance operatives. Private Investigators (commonly referred to as Private Detectives or PI’s) are employed by the private, commercial and governmental sectors.

Field Services

A visit by a field agent has proven to be an effective way to re-engage with clients or debtors and to ensure compliance of contractual and legal obligations. The Neill Group provides nationwide asset recovery and field agent related services to a number of commercial and government clients with exceptional feedback regarding the high-level execution of our services.

Asset Tracing & Recoveries (Repossessions)

Dion Neill is licensed to carry out repossession services by the Ministry of Justice – Private Security Personnel Licensing Authority. Dion is the agent of choice for a growing number of New Zealand’s leading financial institutions and government agencies. The Neill Group only contracts licensed repossession agents for all commercial evictions, repossessions and asset recoveries. The Neill Group will not engage in any repossession activities that include the repossession of household chattels or personal property used.

Professional Security & Risk Management

Protective Services is a leading New Zealand high-level security and risk management agency. Protective Services provides clients with seamless professional security solutions for private functions and public events along with the close personal protection of visiting international celebrities, sports personalities, film talent, corporate executives and high-net worth individuals.

Service Areas 

The Neill Group 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.