NAICS 561621 · Administrative and Support and Waste Management and Remediation Services

Security Systems Services (except Locksmiths)

10,115 active contractors list NAICS 561621 (Security Systems Services (except Locksmiths)) in SAM.gov; 7,305 are small under its SBA size standard and 1,733 list it as their primary NAICS.

Learn more about NAICS size standards

Search with filters Small businesses only

Active contractors: 10,115
Small under 561621SBA size standard for this code: 7,305
Primary NAICSTheir main line of business: 1,733
Hidden registrationsExcluded, expired or inactive: 112

Work this industry

Live RFPs in this NAICS
Open SAM.gov solicitations coded 561621, matched to teaming partners.
Expiring awards
Incumbent contracts in 561621 heading to recompete in the next 18 months.
Small under 561621
Partners SAM.gov lists as small under this code: the size check a set-aside uses.

Size is NAICS-specific: a firm can be small under one code and other than small under another. Learn more about small business set-asides

Contractors listing NAICS 561621

Claimed profiles come first by membership level, then companies with 561621 as their primary NAICS, then federal obligations over the last 36 months. SPRS shows the highest blind bracket met, never the score. Learn more about blind SPRS brackets

112 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them

Showing 721–740 of 10,115 contractors

DIVERSE TECHNICAL SECURITY SOLUTIONS, LLC
UEIUR4ZJGJP7HL4CAGE9VTP3
Location: WHITE PLAINS, MDSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DIVERSIFIED ALARM SERVICES, INC.
UEIZ3AKPAYURNC2CAGE23AG6
Location: SAN GABRIEL, CA
Primary NAICSNot listed as small under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DIVERSIFIED ELECTRONIC TECHNOLOGIES, INC
DBA DETECH
UEIJ79GK7F37VE5CAGE5P1D4
Location: BAILEY, NCSocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DIVISION28 LLC
DBA DIVISION 28 LLC
UEIEZ3HRLKJN9Y5CAGE87G60
Location: DACULA, GASocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
D.J. ENTERPRISES, INC. OF VIRGINIA
DBA BURTEL SECURITY & FIRE
UEIEG2YYA5B3ET5CAGE1DKY3
Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
D-MAN-BURLY SYSTEMS INC
DBA ALARMTECH
UEIQX15RTNZ64K7CAGE3EQ94
Location: VACAVILLE, CASocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DNI SECURE SOLUTIONS LLC
UEIF91VBCUM2FG1CAGE9CBD5
Location: OKLAHOMA CITY, OKSocio-economic status (SAM.gov): SBTribal
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DNS SOLUTIONS LLC
UEIKFUYYN8G32L7CAGE19DY4
Location: VINELAND, NJ
Primary NAICSNot listed as small under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DOMINION SECURITY SERVICES LLC
UEIUP5EDYY6A3A3CAGE1AHY4
Location: FREDERICKSBURG, VA
Primary NAICSNot listed as small under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DONALD MALONE
DBA SECURITY SERVICES OF AUSTIN
UEIS3JYLCZCQMM7CAGE3DDR2
Location: KYLE, TX
Primary NAICSNot listed as small under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM expiringObligated, 36 mo: None on file
DOORRICADE LLC
UEIP8EMV8543KB4CAGE0XBQ8
Location: BOCA RATON, FLSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DOOR & WINDOW GUARD SYSTEMS, INC.
UEICY6YM2NWKHD3CAGE6ZVW2
Location: CHICAGO, IL
Primary NAICSNot listed as small under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DOR-BET LLC
UEIQUKLZ8DV1RD3CAGE24WD1
Location: HOLLYWOOD, FLSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DOTWORKZ
UEIVWNHS7LLE8S6CAGE3H3E7
Location: SANTEE, CASocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DOUGLAS ELECTRONICS CO INC
DBA DECO A/V
UEIRYN5PC1DH8N6CAGE40659
Location: LOUISVILLE, KYSocio-economic status (SAM.gov): SBSDB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DOYLE SECURITY SYSTEMS, INC.
DBA DOYLE SECURITY SYSTEMS INC
UEIUA3NK2HDEEX7CAGE8B430
Location: ROCHESTER, NYSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DPX2 LLC
UEIJDCPF7T1S3F8CAGE1PHR6
Location: HOUSTON, TXSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DREAMBUILDERS SOUND AND SECURITY LLC
UEIUWHUSKHJW919CAGE9P1A9
Location: BIRMINGHAM, ALSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
DRIVER TECHNOLOGY, LLC
UEIPP7NT1ZLJKC7CAGE00F84
Location: GULFPORT, MSSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file
D&R SECURITY SERVICES LLC
UEIYJBSLFF6EL63CAGE99AF4
Location: BRENTWOOD, NHSocio-economic status (SAM.gov): SBVOSBSDVOSB
Primary NAICSSmall under 561621
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: None on file

Contractors listing NAICS 561621, page 37 of 506
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
DIVERSE TECHNICAL SECURITY SOLUTIONS, LLC UEIUR4ZJGJP7HL4CAGE9VTP3 Location: WHITE PLAINS, MDSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DIVERSIFIED ALARM SERVICES, INC. UEIZ3AKPAYURNC2CAGE23AG6 Location: SAN GABRIEL, CA	Primary NAICSNot listed as small under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DIVERSIFIED ELECTRONIC TECHNOLOGIES, INC DBA DETECH UEIJ79GK7F37VE5CAGE5P1D4 Location: BAILEY, NCSocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DIVISION28 LLC DBA DIVISION 28 LLC UEIEZ3HRLKJN9Y5CAGE87G60 Location: DACULA, GASocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
D.J. ENTERPRISES, INC. OF VIRGINIA DBA BURTEL SECURITY & FIRE UEIEG2YYA5B3ET5CAGE1DKY3 Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
D-MAN-BURLY SYSTEMS INC DBA ALARMTECH UEIQX15RTNZ64K7CAGE3EQ94 Location: VACAVILLE, CASocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DNI SECURE SOLUTIONS LLC UEIF91VBCUM2FG1CAGE9CBD5 Location: OKLAHOMA CITY, OKSocio-economic status (SAM.gov): SBTribal	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DNS SOLUTIONS LLC UEIKFUYYN8G32L7CAGE19DY4 Location: VINELAND, NJ	Primary NAICSNot listed as small under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DOMINION SECURITY SERVICES LLC UEIUP5EDYY6A3A3CAGE1AHY4 Location: FREDERICKSBURG, VA	Primary NAICSNot listed as small under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DONALD MALONE DBA SECURITY SERVICES OF AUSTIN UEIS3JYLCZCQMM7CAGE3DDR2 Location: KYLE, TX	Primary NAICSNot listed as small under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM expiring	None on file
DOORRICADE LLC UEIP8EMV8543KB4CAGE0XBQ8 Location: BOCA RATON, FLSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DOOR & WINDOW GUARD SYSTEMS, INC. UEICY6YM2NWKHD3CAGE6ZVW2 Location: CHICAGO, IL	Primary NAICSNot listed as small under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DOR-BET LLC UEIQUKLZ8DV1RD3CAGE24WD1 Location: HOLLYWOOD, FLSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DOTWORKZ UEIVWNHS7LLE8S6CAGE3H3E7 Location: SANTEE, CASocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DOUGLAS ELECTRONICS CO INC DBA DECO A/V UEIRYN5PC1DH8N6CAGE40659 Location: LOUISVILLE, KYSocio-economic status (SAM.gov): SBSDB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DOYLE SECURITY SYSTEMS, INC. DBA DOYLE SECURITY SYSTEMS INC UEIUA3NK2HDEEX7CAGE8B430 Location: ROCHESTER, NYSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DPX2 LLC UEIJDCPF7T1S3F8CAGE1PHR6 Location: HOUSTON, TXSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DREAMBUILDERS SOUND AND SECURITY LLC UEIUWHUSKHJW919CAGE9P1A9 Location: BIRMINGHAM, ALSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
DRIVER TECHNOLOGY, LLC UEIPP7NT1ZLJKC7CAGE00F84 Location: GULFPORT, MSSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file
D&R SECURITY SERVICES LLC UEIYJBSLFF6EL63CAGE99AF4 Location: BRENTWOOD, NHSocio-economic status (SAM.gov): SBVOSBSDVOSB	Primary NAICSSmall under 561621	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	None on file

Codes these contractors list most often alongside 561621: natural teaming adjacencies.

Security Systems Services (except Locksmiths)

Work this industry

Contractors listing NAICS 561621

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