Security Companies in NJ | Directory of New Jersey Guard Services

New Jersey hosts a wide range of professional security firms that provide tailored protection for businesses, properties, and public venues. From armed and unarmed guards to mobile patrols and access control, these companies serve organizations across industries including hospitality, healthcare, construction, logistics, and residential communities.

Many providers are strategically located in the northern region of the state—covering the Meadowlands, Bergen, Passaic, Hudson, Sussex, and Warren counties. Their security personnel are often drawn from military or law enforcement backgrounds, and they undergo regular training and screening to ensure reliability and professionalism.

Before assigning staff, reputable agencies frequently conduct a full site assessment to evaluate risks and identify the right security approach. This may include foot patrols, vehicle patrols, fire watch services, concierge-style front desk coverage, or event security depending on client requirements.

New Jersey security companies can support both short-term projects and long-term contracts. Whether you need coverage for a single event, overnight protection for a warehouse, or 24/7 staffing for a commercial property, the providers listed here offer flexible solutions.

Explore the directory below to review security companies throughout New Jersey and compare their services, locations, and contact information to find the best match for your needs.