Our Fields of Expertise

The Simmons Agency has been in this business for over 70 years. This gives us unique experience in a wide variety of investigative fields.

Due Diligence Investigation

Whether you are a bank, financial planner, venture capitalist, advisor to mergers and acquisitions: You are responsible for due diligence

Surveillance Services

The Simmons Agency provides the highest level of professionalism for surveillance investigation through our experienced team of local field investigators.

Corporate Investigations

The Simmons Agency has a wide array of corporate investigation services to protect your company. Corporate investigations are a common

Attorney Litigation Services

The Simmons Agency has been assisting attorneys on a variety of litigation since 1935. When working on a case involving

Discrimination cases

Discrimination in the workplace can be a detriment to your brand, your corporate image, and workforce. More and more employers

Criminal Defense Investigation

The Simmons Agency has played a vital role in many criminal defense cases for decades. We are thorough and offer

Free Consultation

Let’s start by scheduling a free confidential consultation so we can discuss your case in detail. The Simmons Agency is ready to assist 24/7. We are one of Boston’s oldest and most respected private investigation firms.

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