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Trusted Private Investigator Services in New Jersey and Pennsylvania
Magnum Investigations has been a trusted name in private investigation services for over 21 years, serving clients across New Jersey and Pennsylvania. Founded by Christopher Halscheid, a retired New Jersey Police Officer with extensive law enforcement experience, our agency combines specialized surveillance skills with deep legal knowledge to deliver reliable evidence. Our team of licensed, bonded, and insured investigators specializes in infidelity cases, child custody disputes, and alimony investigations, maintaining a 92% success rate in custody cases. We utilize advanced technology and proven methodologies to ensure discreet, accurate results while prioritizing client confidentiality.

With offices in Sicklerville, Monroe Township, and King of Prussia, we offer personalized service backed by decades of combined experience. Our commitment to professionalism is reflected in our membership with the South Jersey Chamber of Commerce and other industry associations. We provide free 30-minute consultations and work closely with clients to develop tailored investigative strategies. Our expertise extends to courtroom testimony preparation and collaboration with legal professionals to strengthen cases. Clients consistently praise our compassionate approach and ability to deliver irrefutable evidence that impacts critical life decisions.
Services
Infidelity Investigations Child Custody Investigations Alimony Investigations Business Trip Surveillance Video Surveillance Underwater Investigations Co-habitation Investigations
Highlights and features
  • We maintain a 92% success rate in child custody investigations through specialized surveillance skills
  • Our team includes former law enforcement officers with advanced narcotics and courtroom testimony training
  • We utilize state-of-the-art digital surveillance equipment for discreet evidence collection
  • Owner personally handles initial consultations and assigns experienced in-house investigators
  • We verify all investigator licenses through official state verification channels
What people say
Excellent service Highly recommend Professional and thorough Compassionate support Irrefutable evidence
Services
Infidelity Investigations
Our specialized infidelity investigations employ discreet surveillance techniques to document unfaithful behavior. With trained investigators maintaining undetected observation, we gather verifiable evidence of extramarital activities. The process involves strategic monitoring of subjects across various locations while maintaining complete confidentiality. Our documentation meets legal standards for use in divorce proceedings and custody battles, providing irrefutable proof through photographic and video evidence collected over multiple surveillance sessions.
Child Custody Investigations
We conduct comprehensive child custody investigations documenting parental behavior and living conditions. Our team tracks patterns of conduct including substance abuse, neglect, and unsafe environments. With 92% success rate in NJ & PA cases, we provide courtroom-ready documentation that includes video evidence, activity logs, and expert witness testimony. Our investigators work closely with family law attorneys to build compelling cases for custody modifications or initial determinations.
Alimony Investigations
Our alimony investigations focus on proving cohabitation through systematic surveillance. We document shared living arrangements, financial interdependence, and relationship patterns over time. The process involves tracking daily routines, identifying shared responsibilities, and collecting evidence of economic partnership. Our detailed reports help clients seek alimony reductions or terminations by demonstrating material changes in recipients' circumstances.
Video Surveillance
We employ advanced video surveillance technology for comprehensive documentation. Our mobile and stationary systems capture high-resolution footage in various conditions. The service includes strategic placement of equipment, real-time monitoring, and evidence compilation. We maintain strict chain-of-custody protocols to ensure admissibility in legal proceedings while minimizing investigator exposure during extended surveillance operations.
Underwater Investigations
Our specialized underwater investigation team conducts submerged evidence recovery and inspections. Certified divers utilize sonar mapping, underwater cameras, and search grids to locate submerged objects. The service includes dive planning, safety protocols, and evidence documentation. We maintain specialized equipment for various water conditions while following strict safety standards during aquatic operations.
People
Christopher Halscheid
Owner/Operator
Retired New Jersey Police Officer with 21+ years of investigative experience. Holds multiple certifications from FBI and state prosecutors' schools. Specializes in surveillance operations and courtroom testimony. Graduated with honors from Rowan University with degrees in Business Administration and Law & Justice. Maintains active involvement in case strategy and client consultations.
Questions
What services does Magnum Investigations offer?
We specialize in infidelity investigations, child custody cases, alimony/cohabitation investigations, business trip surveillance, video surveillance, and underwater investigations across New Jersey and Pennsylvania.
How do I schedule a consultation?
Call our toll-free number (800) 688-9230 to speak directly with owner Christopher Halscheid during a free 30-minute consultation to discuss your case details.
Are your investigators licensed?
Yes, all our investigators are licensed, bonded, and insured in New Jersey and Pennsylvania. We provide license verification assistance through official state channels.
What areas do you serve?
We operate from offices in Sicklerville, Monroe Township (NJ), and King of Prussia (PA), serving all of New Jersey and Pennsylvania with travel capabilities for specific cases.
How much do investigations cost?
Costs vary by case complexity. Contact us directly at (800) 688-9230 for detailed pricing information as we don't discuss rates via email.
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Reviews (6)
Lan Ramen
Apr 25, 2022 Report
Great service! Very knowledgeable and patient. I am highly recommend this company. Chris was professional, courteous and helpful.
F. Miles
Dec 28, 2021 Report
My spouse was having an affair and claimed to end it. My instincts told me otherwise. I called Chris at Magnum Investigations. He spent a great deal of time answering question, educating me and developing a strategy. Chris is ethical, moral and compassionate: qualities needed when dealing with the sensitive issues of infidelity. In one conversation, I knew I was talking to someone result driven by what is wrong and wrong.

He gave me with a wealth of information, patiently answered questions and was transparent about cost so that there were no surprises. During surveillance, I was kept informed every step of the way. He made me and my case top priority. It took Chris just 1 day to catch my spouse cheating and gave me concrete evidence I needed. Chris is a seasoned investigator who provided me with results, information and confidence to file for divorce. I highly recommended Magnum Investigations as Chris and his team will not disappoint! Excellent work!
Erica Barrow
Jul 20, 2021 Report
I called Magnum with some concerns that my house may have been bugged. It was such a pleasure to talk with Chris, who took the time to understand my situation, explain the various options (including pros and cons) and give me advice. Instead of pushing his services, he was honest and kind and suggested cost effective alternatives, which would be a lot less expensive than his services. Chris is definitely a gem and I would wholeheartedly use him in future and recommend him to anyone!
H. K.
Jun 27, 2021 Report
Magnum Investigations far exceeded my expectations and I will happily use them for all future investigative needs. They're the best in the business and work hard around your schedule as well as do whatever it takes to get the job done. Very pleased with their professionalism and level of commitment to help us with our custody case. They're not the cheapest but is cheap what you want when it comes to the safety of your loved ones or do you want the best? Do yourself a favor and just hire them. Well worth the money! Thank you for everything, Chris!
Michael Clark
Mar 08, 2021 Report
Chris was excellent. I came to find Magnum Investigations through a general Google search, and after another company would not return my phone calls when I attempted to hire them. Things happen for a reason because I found Chris. He promptly returned my call despite his being away on vacation. He kept me updated in real time during his active surveillance. He updated me in detail after each period of surveillance.

He returned my texts, phone calls and emails promptly. This was all over a period of 2 months and several dates of surveillance. He was always quick to respond. His reports were thorough and irrefutable. Most importantly, Chris was personally invested and I didn't feel like just another client or customer. He listened to my concerns and got to know me personally. I felt that he had my best interests in mind and took the time to get to know me.

My entire dealings with him were great and I would hire Chris again. I would also highly recommend his service. PS. His services yielded a positive outcome in my custody dispute. There is no price tag for that.
Tommy Jefferson
Jan 10, 2021 Report
YOU GET WHAT YOU PAY FOR! And Chris and his team at Magnum Investigations are worth every penny. Not only did Chris respond to my inquiry right away. He had a team ready to go the very next day to get the results and, more importantly, the proof I needed to make the right decisions in my case. Chris and his team are not the cheapest around, but then again, comparing any other investigation team to Magnum in our region, is like comparing the dollar menu at Micky D's to a filet mignon at a 5 star restaurant. In other words, there is no comparison. Thank you Chris for, not only your professionalism and quick work, but for your compassion and empathy during what was a very difficult time in my life.