Directory Listing and Correction Guidelines
The Pennsylvania security company directory is a researched collection that is being expanded. Companies are included where official sources document relevant commercial physical-security capabilities and Pennsylvania offices or service coverage.
Information needed for review
- Current legal or trading name and official company website.
- Actual Pennsylvania office city and address, clearly distinguishing mailing addresses and service areas.
- Current public business phone and official contact-page link.
- Commercial systems or services described on the company website.
- Official evidence of a renamed business, acquisition, merger or division relationship where relevant.
- For a correction, the existing entry and the precise detail that needs to change.
How listings are presented
Entries use neutral descriptions, public business contact details, source links and review dates. Multiple city landing pages are not counted as separate offices. Related brands and franchise locations are grouped or identified where the evidence supports that relationship.
Inclusion is not an endorsement, certification, membership status or guarantee of availability. The directory does not rank contractors by quality. Unverified credentials, unsupported awards, copied marketing claims and private personal contact details are not added.
Send a correction
Use the information on the directory contact page and provide the official sources listed above. There is no paid self-service listing or automatic-publication form on this page. Review is required before an entry is changed. NERSA is affiliated with this directory and is listed alongside other providers.
Guidelines updated October 28, 2026.