- ABCP
- ADSK
- ADVS
- ALFE
- ALSO
- APAM
- BAM
- BEST
- BLE
- BNFT
- BPHX
- CDGD
- CHDA
- CKSW
- CMGE
- CNET
- CNIT
- COOL
- CRM
- CSGP
- CTC
- DFTC
- DS
- DTST
- EOPN
- ERMS
- EXK
- FEYE
- FII
- FIO
- FSRV
- HHC
- IGT
- IHC
- IL
- IMII
- ING
- IOSA
- ISCI
- JCDAF
- JNPR
- KSIH
- LSG
- LXFT
- MATR
- MET
- MITK
- MOC
- MVG
- NLP
- NTAP
- NUAN
- OCTI
- PAAS
- PAR
- PRI
- PRLE
- PTC
- PWRD
- RBY
- RGA
- RHT
- SAAS
- SBJX
- SCMR
- SINA
- SPRT
- SQI
- SRNA
- SSRI
- STM
- SVM
- TISA
- TMOL
- TREP
- TWOU
- TXTR
- UGDM
- UPIP
- USCS
- UUU
- VGZ
- VPIG
- VSMR
- WDC
- WDDD
- WETF
- Z
- ZIPR
- ZNGA
Services > Security Protection Services:
- Ascent Capital Group, Inc. (ASCMA)
- The Adt Corporation (ADT)
- Xenonics Holdings, Inc. (XNNH)
- Universal Security Instruments Inc. (UUU)
- Smart-tek Solutions Inc. (TREP)
- Smartmetric Inc. (SMME)
- Leeward Group Holdings Inc. (PCPZ)
- Nxt-id, Inc. (NXTD)
- Napco Security Technologies Inc. (NSSC)
- The Brink's Company (BCO)
- Mine Safety Appliances Co. (MSA)
- Command Security Corp. (MOC)
- Mistras Group Inc. (MG)
- Lojack Corp. (LOJN)
- Kratos Defense & Security Solutions Inc. (KTOS)
- Inksure Technologies Inc. (INKS)
- Isatori, Inc. (IFIT)
- Magal Security Systems Ltd. (MAGS)
- Ido Security Inc. (IDOI)
- Checkpoint Systems Inc. (CKP)
- Hawk Systems, Inc. (HWSY)
- Homeland Security Capital Corp (HOMS)
- Horne International, Inc. (HNIN)
- Global Security Agency Inc (GSAG)
- Guardian 8 Holdings (GRDH)
- Electronic Control Security In (EKCS)
- Compx International Inc. (CIX)
- American Science & Engineering Inc. (ASEI)
- Applied Visual Sciences, Inc. (APVS)
- Tyco International Ltd. (TYC)