Security Instrument Corp.
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Security Instrument is Delaware’s largest full-service independently-owned security and fire company, serving thousands of customers throughout Delaware, MD, NJ & PA. Founded in 1960, Security Instrument Corporation, a privately held U.S. Corporation, provides electronic security and life safety, monitoring and support services for homes and businesses.
04/14/2026
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Category
Address
309 West Newport Pike
Wilmington, DE
19804
Opening Hours
| Monday | 9am - 5pm |
| Tuesday | 9am - 5pm |
| Wednesday | 9am - 5pm |
| Thursday | 9am - 5pm |
| Friday | 9am - 5pm |
