Mystery Shopping

We are just as eager as you in getting the peace of mind you so desire...

Our licensed private investigators have a wide variety of skills and diverse backgrounds. With 30+ years of experience, we have an excellent track record of providing high quality investigation services. From start to finish, our knowledgeable, discreet, and detail oriented staff goes above and beyond to manage your expectations, remain 100% confidential and update you daily as events unfold on your case. 

We rely on the best investigative technology and techniques, and comply with the industry’s leading standards for surveillance, locating, record search, and process services. 

Business owners are responsible for ensuring that their business is protected from fraud, dishonest employees, and malicious customers. There are numerous reasons why businesses use private investigators as mystery shoppers. This is a vital means of checking on the operations of a business and it is too important to leave it to just anyone.

Mystery shoppers can be planted at bars, restaurants, and other businesses to make sure that your staff is behaving according to company policies and procedures

When it comes to these issues, private investigations are the ideal choice. In Fact, in certain states, you may not hire someone as a secret shopper if they are not licensed P.I. Private Detectives know the law and can make sure that they operate within the right bounds in case the criminal activity is uncovered. They can also use the evidence they gather in court if need be.

Mystery Shopping is a unique way for the client to analyze how their business is operating

Nationwide Legal Investigations wants to provide your company with the information it needs to create unforgettable customer experiences and get the very best out of employees. Our methods not only accomplish these goals empirically and scientifically; but discreetly while reducing risk and encouraging an ethical, responsible corporate culture. All Mystery & Secret Shopper Investigations initiated by Nationwide Legal Investigations are executed by the best Private Investigators the industry has to offer.

Our Mystery Shopper services include:

– On-site mystery shopping
– Security and Loss-Prevention Auditing
– Telephonic evaluations
– Customer and Employee survey programs
– Strategic Advisory Services
– Market Research and Investigation Services

Secret Shopper and Mystery Shopping programs have been proven to yield results that can reliably predict customer satisfaction and can produce changes that will promote a higher rate of consumer turnover alongside future sales.

One significant difference in Nationwide Legal Investigations Secret Shopper and Mystery Shop programs is that we employ only the most qualified Los Angeles Private Investigators. Marc J. Tropeano PI and his experienced field auditors, mystery shoppers, and undercover agents have an unparalleled attention to detail and perform every assignment with accountability and dependable service.


Utilizing the structure of Nationwide Legal Investigations’ specialized surveys, our agency embraces a detailed and unconventional approach to collecting actionable intelligence for our clients. Many of our competitors use generic, subjective categories and questionnaires to elicit the data provided by their mystery shoppers. We pride ourselves on the use of precise methods to target specific attributes which are psychologically proven to associate your brand with sentiment and emotional triggers positively. These results translate to happier customers, increased rates of sale, and overall beneficial market performance.


Our methods of data collection and analysis provide results that can be used to improve performance at every juncture. With that in mind, the Nationwide Legal Investigations is designed to ensure that our reports are useful on an operational level. We use specialized case-management software to create a cohesive reporting system that allows our clients to understand the feedback we provide on all levels within the organization. These reviews of our field reports, operational summaries, analytics, and advisory guarantee our final reports can be used to improve employee and company performance as well as specific training recommendations.

Your customer experience is how people perceive your brand. Nationwide Legal Investigations is committed to giving you a deeper level of insight into every possible customer point of contact. We are passionate about helping our clients succeed, and want to ensure that our reports are backed up by data and personalized customer feedback. Our experience shows a commitment to data integrity, allowing you to more clearly understand our research and guide the growth of your brand.

Where to Begin 

We are here to assist you in answering questions you may have in regards to your case. To begin please call, email or submit a request form below.

Serving Los Angeles County, Orange County, San Diego County, Ventura County, Sacramento County, and others upon request 

Our Process

1. Initial Free Case Evaluation

Our agents are on standby 24/7 to provide you with a detailed, comprehensive strategy for all your investigative needs.

2. Investigative Briefing

Once retained, our investigators will be thoroughly briefed on all the details related to your case.

3. Case Management

Our highly skilled agents will handle your matter from start to finish with the utmost professionalism while remaining 100% discreet.

4. Professional Recommendations

At the conclusion of your case and after thorough review, our team will steer you in the right direction whether it be legal or non-legal.


Complete the form below to obtain a free quote for any of our services.

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