We Welcome Out of Town Customers

Specializing in:

Accident Investigations

Activity Checks

Background Investigations

Civil Investigations

Child Custody

Insurance Claims

Missing Persons Located

Maritime Investigations

Process Service

Personal Injury

Product Liability

Pre-Employment Checks

Photography / Video Services

Criminal / Civil Investigations


Witness Location

Witness Statements (Recorded & Hand Written)


Driver / Vehicle Records

Public Filings

Asset Investigations

Covert Video Installations

Real Property Holdings

Undercover Operations

home surveillance background checks process service contact

Focusing on Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis & Vernon Parishes


A Plus Investigations, LLC is a full service, professional investigation agency providing confidential private investigation services to attorneys, corporations, small businesses, and the general public throughout the state of Louisiana and beyond.

A Plus Investigations, LLC is owned and operated by Louisiana state licensed private investigator Mona DeFries. All investigations are conducted by highly trained, experienced and Louisiana licensed private investigators. Our staff has over 20 years of investigative and surveillance experience.

Call (800) 690-3312 today for Free Consultation for Investigative Services

Mention our website for 10% discount

No matter how big or small the job is, API guarantees the same diligence in its approach to all work in order to achieve results for our client. We specialize in surveillance for adultery, child custody, and workers compensation, as well as the service of process. Your summonses and subpoenas will be hand-delivered in a timely manner, as required.

Our goals are to present you with a complete investigation, detailed, accurate, and on time. We are confidential, discreet, and always committed to maintaining the highest investigative standards. We value our clients and take special care to keep them informed about the progress of an investigation. We supply our clients with current updates, reports, and other critical information relative to the case.

A Plus Investigations employees are committed to working with you on finding the best approach in each investigation and will honestly determine (in advance) if we can effectively support you in achieving your goal.

Last, but not least, we are flexible and priced competitively to suit all requirements and budgets. We don’t just sell investigative services; we work on building partnerships with complete focus on our client’s priorities and needs! If you feel we can be of assistance to you, please contact us. API looks forward to aiding with your requests.


A Plus Investigations, LLC
237 DeFries Road
Ragley, LA 70657

Tel: (800) 690-3312



Copyright© 2023 by A Plus Investigations, LLC

A + Investigations provides process service for the Louisiana Parishes of Lake Charles, Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis & Vernon.

Beauregard Parish LA Private Investigator - Process Service in Beauregard Parish Louisiana