The Neill Group - Field Agents, Process Servers & Private Investigators

Servicing: Whanganui Region, Canterbury Region, Bay Of Plenty, Timaru Oamaru Region, Marlborough Region, Northland, Nelson Region, Taranaki, Auckland Region, Waikato Region, Otago, Gisborne Region, Wellington Region, Wairarapa, Manawatu Region, Hawkes Bay, Southland Region, West Coast

Products and Services


New Zealand Security Association


Legal, Divorce Papers, Court Papers






Doormen, Uniformed Security, Plain Clothed Security, Detectives, Security Guards, Private Investigators

Service Areas



Burglary, Infidelity, Abuse, Child Molestation, Theft, Domestic Violence, Evictions, Stolen Property, Forgeries, Hidden Assets, Fraud, Divorce, Harassment, Accidents, Drugs, Wrongful Termination, Domestic Assault


References Available

Service Options

Visit Us Online


Civil Law


Legal Proceedings


Private Enquiries, Security, Asset Tracing, Document Services, Witness Location, Asset Searches, Investigations, Security Auditing, Interrogation, Event Security, Surveillance, Consulting, Document Servers, Tracing, Document Serving, Asset Protection, Bodyguarding, Executive Protection, Detection, Event Staff, Loss Prevention, Home Security


24 Hour Surveillance


Locally Owned & Operated, Family Owned & Operated, Employee Screening, Over 30 Years Experience

About The Neill Group - Field Agents, Process Servers & Private Investigators

The Neill Group is Wellington's leading provider of private investigation, risk management, legal document serving and professional field services. We operate the largest network of field agents, security specialists, private investigators and process servers (legal document servers) in New Zealand. We also have extensive international network of contacts, resources and confidential informants to provide solutions to complex issues. Using our significant knowledge of people, locations and information caches, we conduct discreet investigations and field assignments with a virtually untraceable footprint.We focus on delivering the right solution, service and information to provide clarity, certainty and most importantly, peace of mind.The Neill Group has earned an exceptional reputation for providing service excellence by utilising the experience and unique skill set of associates sourced exclusively from the defence forces, law enforcement and government intelligence sectors. Our founder, Dion Neill is Wellington's longest serving licensed private investigator and one of New Zealand's most experienced security professionals. His career began with a period of service in the New Zealand defence forces, followed by extensive training over several years with former police officers, qualified detectives, military specialists and intelligence operatives.Our team includes qualified former detectives, police officers and intelligence specialists trained to understand criminal minds and think laterally.  Why choose us?  We have 30 + years of front-line operational experience within New Zealand and internationally.Many of our team members are sourced from the defense forces, intelligence, and law enforcement sectors.We use GPS technology and file management software to provide updates in real-time, live from the field.Our team has a high level of EQ, we treat people with respect, empathy, and a balanced level of firmness.Our process servers are authorized to serve criminal documents pursuant to the Summary Proceedings Act 1957.We apply methodologies based on recognized best practices with robust processes and standard operating procedures.

Mailing address

Year est.


GST Number

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