60 Years Specializing in Matrimonial & Infidelity Investigations across the U.S. & Worldwide.






All State Investigations is the #1 Infidelity Investigations Team in the United States

Most clients contact All State Investigations because we specialize in surveillance for Infidelity, Matrimonial and Divorce Matters. The difference between our company and others advertising on the Internet is that we do not conduct other types of investigations, such as; Criminal Investigations, Insurance & Workman's Compensation cases, as well as, Security Guards. Investigation Specialists at All State Investigations Inc

We understand this is the hardest call you ever had to make. We know what you're thinking, 'I can't believe this is happening to me' and 'That I am calling a PI.' So you can rest assured that your call is treated in the most personal, professional, discreet and confidential manner.

All State Investigations is the nation's largest private investigation company. Our Company was originally formed in 1961. Back then, in order to prove adultery, a detective would have to bust down a door and snap a photo of the adulterous couple in bed. 'Pulling a raid' as they called it back then, took the skill of a committed investigations team. Those days of 'pulling a raid' are long gone. All State Investigations Team is ready for it's next surveillance. Having over 600 skilled investigators, we have the manpower to coordinate the right investigation team for your case.

All State Investigations was trademarked in 1993. The headquarters is based in New Jersey. Don't be fooled by copycats. There are a few other companies with our name in the U.S. that have no affiliation with our reputable company. The others lead callers to believe they are affiliated with us, but surely these other companies are not. So if you want to be sure you are dealing with the #1 Infidelity Investigations Specialists, just give us a call 800-948-7884 800-94-TRUTH. Renowned Infidelity Investigations Specialists, Mr. Anthony DeLorenzo and Ms. Dawn Ricci understand the importance of hiring skilled agents, and hire only those investigators who are licensed in their state. All State Investigations requires investigators to have a minimum of 10 years 'on the road' field expertise. None of our agents moonlight. And they are not employed as security guards at the local mall.

All State Investigations can handle your case wherever you need us to be. All State Investigations has investigators all over the World. It's important to consider all factors when hiring a private investigator. Combined with national recognition, and over 60 years of being in the industry, we have earned the reputation of being the preferred matrimonial investigative agency across the United States, Mexico, Canada, Europe, and Asia. All State Investigations has earned its respect, success and accomplishments by providing all clients with confidential and professional services in the area of Matrimonial Investigations, Infidelity Investigations, Child Custody and Support Cases, Alimony Reduction Cases, Internet Dating & Background Searches, and Asset & Bank Searches.

All State Investigations is entrusted by some of the most prominent matrimonial attorneys in the United States, mostly recommended by the attorneys who are members of the American Academy of Matrimonial Lawyers (

That's why All State Investigations is entrusted by some of the most high profile celebrities and prominent families to handle their private investigations; relationships, marital, children and business affairs. High Profile Investigations remain confidential and private. Rest assured your case will not hit the media.

Our agents are discreet and get the information you need without anyone knowing. We provide you with detailed reports, video and photographs. Reports and pictures can be emailed soon after the case is completed.

All State Investigations also offers the best in undercover highly skilled investigators, informational researchers and phone searches and computer forensics. All State Investigations has sophisticated GPS vehicle-tracking equipment that is used for those sensitive cases that need the utmost accurate, up-to-the-minute readings.

The only way to get to the TRUTH once and for all is to call 800-948-7884 800-94-TRUTH.

in the USA
International Calls