Alarm System Installation & Monitoring
Crossley Media Group is a local security company and alarm company providing reliable 24/7 monitored alarm systems for homes and businesses throughout North-Central Pennsylvania and Upstate New York. Whether you need burglary protection, fire alarm monitoring, or smart security system integration, our professionally installed systems deliver dependable protection backed by local expertise you can trust.
All of our systems include:
24/7 professional monitoring through a UL-Certified central station
Cellular-based communication — no landline required
Fully remote system management via smartphone or computer
3-year equipment warranty
Local installation, service, and ongoing support
Our goal as a Local Pennsylvania-based security company is simple: Provide clean, professional installations and long-term reliability that protects your property and gives you peace of mind.
- Burglar / intruder
- Smoke and Fire
- Carbon Monoxide
- Water and freeze
- Door Lock integration
- Thermostat Integration
Alarm Monitoring Made Simple
Security doesn’t have to be complicated. After installation, we guide you through:
System operation
App setup
User management
Real-time notifications
Ongoing support and maintenance
Once online, you’ll have full access to alerts, system status, and event history from anywhere.
Get in touch
We’re here to help! Send us a message and we will respond as soon as possible.
Serving Central Pennsylvania & Upstate New York
Crossley Media Group installs and monitors alarm systems throughout:
Williamsport, PA
South Williamsport, PA
Montoursville, PA
Lewisburg, PA
Selinsgrove, PA
Bloomsburg, PA
Lycoming County, Clinton County, and surrounding communities
As well as :
Auburn, NY
Hammondsport, NY
Ithaca, NY
Penn Yan, NY
Steuben County, Yates County
If you’re looking for reliable alarm monitoring in the Williamsport, North-Central PA or Upstate New York areas, Crossley Media Group delivers local service, modern technology, and dependable protection you can trust.
Add Visual Verification with Security Cameras
Alarm systems provide instant alerts—but security camera installation adds visual confirmation, recorded evidence, and real-time visibility when it matters most. Crossley Media Group designs and installs professional video surveillance systems that integrate seamlessly with your alarm system.
Security Camera Installation
Our professionally installed security cameras allow you to:
View live and recorded video remotely
Verify alarm events in real time
Deter theft and unauthorized access
Maintain video evidence for incidents or investigations
We install NDAA-compliant security camera systems for homes and businesses throughout Williamsport, Lewisburg, North-Central PA, and the Finger Lakes region of New York—with local support and long-term reliability.
