General information for 3SI Security Systems Inc
Physical address
101 Lindenwood Dr Ste 200, Malvern, Pa, 19355
Mailing address
101 Lindenwood Dr, Suite 200, Malvern, PA, 19355
Website
3sisecurity.com
Points of contact for 3SI Security Systems Inc
SAM.gov Points of Contact
Keith
Deaton
Government Business POC
COO
101 Lindenwood Drive , STE 200, Malvern, PA, 19355
Leah
Hancharick
Electronic Business POC
Contract Administrator
101 Lindenwood Drive, Suite 200, Malvern, PA, 19355
Additional contact details may be available
NAICS codes for 3SI Security Systems Inc
| Code | Description | Small Business |
|---|---|---|
| 334220 PRIMARY | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing | Yes |
| 334290 | Other Communications Equipment Manufacturing | Yes |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | Yes |
|
339999
|
All Other Miscellaneous Manufacturing
|
Yes
|
|
541519
|
Other Computer Related Services
|
No
|
|
561621
|
Security Systems Services (except Locksmiths)
|
No
|
PSC codes for 3SI Security Systems Inc
| Code | Description |
|---|---|
| 6350 | MISCELLANEOUS ALARM, SIGNAL, AND SECURITY DETECTION SYSTEMS |
| AB14 | R&D- COMMUNITY SERVICE/DEVELOPMENT: CRIME PREVENTION/CONTROL (ENGINEERING DEVELOPMENT) |
| AB15 | R&D- COMMUNITY SERVICE/DEVELOPMENT: CRIME PREVENTION/CONTROL (OPERATIONAL SYSTEMS DEVELOPMENT) |
Update history
1 change(s) tracked
Aug 19, 2025
NAICS 561621 is no longer the primary code
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