Top Security and Investigations companies for December 2025

Listed below are the leading companies by employees as of December 2025 in the Security and Investigations industry View additional information on some of the top companies such as their contact details, employees, location, growth areas, and much more.Understand the competition, and find opportunities for growth.

	Company	Industry	Location	Employees	Action
1	Tyco	Security and Investigations			Find Employees
2	Certis	Security and Investigations			Find Employees
3	Akal Security	Advertising Services			Find Employees
4	Grupo Haganá	Security and Investigations			Find Employees
5	Convergint	Security and Investigations			Find Employees
6	GardaWorld	Security and Investigations			Find Employees
7	Defense Counterintelligence and Security Agency (DCSA)	Security and Investigations			Find Employees
8	G4S	Security and Investigations			Find Employees
9	Securitas Australia	Security and Investigations			Find Employees
10	Prosegur	Security and Investigations			Find Employees
11	ADT	Consumer Services			Find Employees
12	Allied Universal	Professional Services			Find Employees
13	Securitas Security Services USA, Inc.	Security and Investigations			Find Employees
14	AETOS Holdings Pte Ltd	Security and Investigations			Find Employees
15	Avon and Somerset Police	Law Enforcement			Find Employees
16	Kingdom Services Group Ltd	Security and Investigations			Find Employees
17	HXZA	Security and Investigations			Find Employees
18	Gunnebo Middle East	Security and Investigations			Find Employees
19	Securitas UK	Security and Investigations			Find Employees
20	Guotai Junan Securities Co., Ltd	Investment Banking			Find Employees
21	IDF	Defense and Space Manufacturing			Find Employees
22	Kroll	Business Consulting and Services			Find Employees
23	Walden Security	Security and Investigations			Find Employees
24	强大伟业(北京)保安服务有限公司	Security and Investigations			Find Employees
25	Acesee Technology	Security and Investigations			Find Employees
26	ILSP GLOBAL	Security and Investigations			Find Employees
27	Sasegur	Security and Investigations			Find Employees
28	Cantonk (guangzhou) Corporation Limited	Appliances, Electrical, and Electronics Manufacturing			Find Employees
29	Gunnebo	Security and Investigations			Find Employees
30	Koorsen Fire and Security	Facilities Services			Find Employees
31	Streamax	IT Services and IT Consulting			Find Employees
32	Longse Technology Limited	Security and Investigations			Find Employees
33	NUCTECH COMPANY LIMITED	Security and Investigations			Find Employees
34	G4S Risk Management	Security and Investigations			Find Employees
35	Guardsmark	Security and Investigations			Find Employees
36	ACESEE Security Limited	Security and Investigations			Find Employees
37	SAFEWELL GROUP HOLDINGS LTD	Security and Investigations			Find Employees
38	巨峰科技	Security and Investigations			Find Employees
39	Rapiscan Systems	Security and Investigations			Find Employees
40	Cartrack	Motor Vehicle Manufacturing			Find Employees
41	ZKTeco Co., Limited	Appliances, Electrical, and Electronics Manufacturing			Find Employees
42	ACESGroup	Security and Investigations			Find Employees
43	Smiths Detection	Defense and Space Manufacturing			Find Employees
44	HID	Security and Investigations			Find Employees
45	Cybersecurity and Infrastructure Security Agency	Government Administration			Find Employees
46	The GEO Group, Inc.	Security and Investigations			Find Employees
47	ADI Global Distribution	Security and Investigations			Find Employees
48	Pelco	Appliances, Electrical, and Electronics Manufacturing			Find Employees
49	SNP Security	Security and Investigations			Find Employees
50	Kastle Systems	IT Services and IT Consulting			Find Employees
51	Vector Security	Security and Investigations			Find Employees
52	AEGIS	Security and Investigations			Find Employees
53	Techik Instrument (Shanghai) Co., Ltd	Security and Investigations			Find Employees
54	Shenzhen Guodun Armor Technology Co, Ltd	Defense and Space Manufacturing			Find Employees
55	Delta Security Solutions (France)	Security and Investigations			Find Employees
56	NAPCO Security Technologies, Inc.	Security and Investigations			Find Employees
57	Hikvision USA	Security and Investigations			Find Employees
58	Enxun Digital Tech (Shenzhen) Co.,ltd	Security and Investigations			Find Employees
59	Jovision Technology Co,. Ltd.	Computers and Electronics Manufacturing			Find Employees
60	COPS Monitoring	Security and Investigations			Find Employees
61	PSU	Security and Investigations			Find Employees
62	Visonic	Security and Investigations			Find Employees
63	Modern-Media-Systems (MMS)	Security and Investigations			Find Employees
64	Securecorp	Security and Investigations			Find Employees
65	Jointchips Technology Co., Ltd	Security and Investigations			Find Employees
66	Vionvision, Inc.	Retail			Find Employees
67	Digital Monitoring Products	Security and Investigations			Find Employees
68	Eagle Eye Networks	IT Services and IT Consulting			Find Employees
69	Daosafe Technology Co., Ltd.	Security and Investigations			Find Employees
70	Howen Technologies	Security and Investigations			Find Employees
71	SECOM Plc	Security and Investigations			Find Employees
72	Acktron Security System (P) Ltd.	Security and Investigations			Find Employees
73	NISA Industrial Services pvt Ltd	Security and Investigations			Find Employees
74	Blue Star Security Ltd	Security and Investigations			Find Employees
75	Enforce Security Services (PTY) Ltd	Security and Investigations			Find Employees
76	Shenzhen Securities Information Co., Ltd.	Security and Investigations			Find Employees
77	Singapore Prison Service	Security and Investigations			Find Employees
78	C.R.Kennedy Security	Security and Investigations			Find Employees
79	Shenzhen Forrinx Electronics Co., Ltd.	Manufacturing			Find Employees
80	Centerra Group	Security and Investigations			Find Employees
81	ESCC	Security and Investigations			Find Employees
82	Vigilance	Security and Investigations			Find Employees
83	RAY CHINA LIMITED	Security and Investigations			Find Employees
84	Ningbo Tiger King Safe Co., Ltd.	Security and Investigations			Find Employees
85	Jing Hua Long Safeguard Int'l Limited	Security and Investigations			Find Employees
86	Private Investigator	Security and Investigations			Find Employees
87	Asurint	Human Resources Services			Find Employees
88	Avarn Security Finland	Security and Investigations			Find Employees
89	Securiton AG	Security and Investigations			Find Employees
90	Intel 471	Security and Investigations			Find Employees
91	Hanwha Vision Europe	Appliances, Electrical, and Electronics Manufacturing			Find Employees
92	InVue	Computers and Electronics Manufacturing			Find Employees
93	FS-Systems	Security and Investigations			Find Employees
94	SoloProtect UK	Security and Investigations			Find Employees
95	GEUTEBRUCK GmbH	Public Safety			Find Employees
96	The Keyholding Company	Security and Investigations			Find Employees
97	MCH Security and Protective Services, LLC	Security and Investigations			Find Employees
98	Beward Co., Ltd	Security and Investigations			Find Employees
99	Shepherd Communication & Security	Security and Investigations			Find Employees
100	IdentiSys	Security and Investigations			Find Employees
101	New Times Securities Co. Ltd.	Security and Investigations			Find Employees
102	Guarding UK	Security and Investigations			Find Employees
103	IntelliCentrics	IT Services and IT Consulting			Find Employees
104	Tracker™ Network (UK) Ltd	Security and Investigations			Find Employees
105	Power-Hit	Security and Investigations			Find Employees
106	Elite Interactive Solutions	Security and Investigations			Find Employees
107	FAM International Security	Security and Investigations			Find Employees
108	Total Security Protection Ltd	Security and Investigations			Find Employees
109	SS8 Networks	Computer and Network Security			Find Employees
110	Galaxy Security Corporation	Security and Investigations			Find Employees
111	Regula	IT Services and IT Consulting			Find Employees
112	MVP Tech	Security and Investigations			Find Employees
113	CP PLUS	Security and Investigations			Find Employees
114	Corporate Research and Investigations	Business Consulting and Services			Find Employees
115	PSA Security Network	Security and Investigations			Find Employees
116	KeyTrak	Motor Vehicle Manufacturing			Find Employees
117	AutomaCL	Security and Investigations			Find Employees
118	Aronson Security Group (ASG)	Security and Investigations			Find Employees
119	Hangzhou Taguard Technology Co., Ltd.	Security and Investigations			Find Employees
120	CERTAS	Security and Investigations			Find Employees
121	ENSTER	Security and Investigations			Find Employees
122	Shenzhen Emeno Technology Co.,Ltd	Security and Investigations			Find Employees
123	Blue Security	Security and Investigations			Find Employees
124	SCHRACK SECONET AG	Appliances, Electrical, and Electronics Manufacturing			Find Employees
125	Cctv Camera	Security and Investigations			Find Employees
126	Sapio	Security and Investigations			Find Employees
127	Security Door Controls	Security and Investigations			Find Employees
128	Shenzhen Huitepu Technology Co., Ltd.	Security and Investigations			Find Employees
129	W.I.S. Sicherheit + Service GmbH & Co. KG	Security and Investigations			Find Employees
130	Shenzhen ZhiJie IOT Application Co.,Ltd	Security and Investigations			Find Employees
131	First Response Security	Security and Investigations			Find Employees
132	NYPD SBA	Law Enforcement			Find Employees
133	Netwatch	Security and Investigations			Find Employees
134	ineSun	Security and Investigations			Find Employees
135	Obsidian Solutions Group	Defense and Space Manufacturing			Find Employees
136	Kent Security Services Inc	Security and Investigations			Find Employees
137	NuRay Technology Co., Ltd.	Security and Investigations			Find Employees
138	Anvil Group	Security and Investigations			Find Employees
139	Guidepost Solutions	Business Consulting and Services			Find Employees
140	Wiicontrol Information Technology Co., Ltd.	Security and Investigations			Find Employees
141	Shenzhen Jinjian Era Technology Co., Ltd	Security and Investigations			Find Employees
142	Salient Systems	Security and Investigations			Find Employees
143	Raytec	Appliances, Electrical, and Electronics Manufacturing			Find Employees
144	NÜO PLANET	Security and Investigations			Find Employees
145	Cairo Communication Systems (CCS)	Security and Investigations			Find Employees
146	International Cyber Expo	IT Services and IT Consulting			Find Employees
147	SCW - Security Technology	Security Systems Services			Find Employees
148	Global Security Services	Security and Investigations			Find Employees
149	ISTC Corp.	Security Systems Services			Find Employees
150	Voda Group	IT Services and IT Consulting			Find Employees
151	Rossi Security	Security and Investigations			Find Employees
152	Phoenix Holdings Group	Security and Investigations			Find Employees
153	TEKID Limited	Security and Investigations			Find Employees
154	U.S. Security Systems	Security and Investigations			Find Employees
155	ADP Security Systems Ltd	Security and Investigations			Find Employees
156	Pelmac Industries Inc.	Security and Investigations			Find Employees
157	Shanghai ZYAN SIS Co., Ltd.	Security and Investigations			Find Employees
158	URSA Inc.	Data Security Software Products			Find Employees
159	Bristow & Sutor	Financial Services			Find Employees
160	Rapid Säkerhet AB	Security and Investigations			Find Employees
161	Halcyon Mobile Security Solutions	Security and Investigations			Find Employees
162	Fisher Security Ltd	Security and Investigations			Find Employees
163	HELPE Oy	Security and Investigations			Find Employees
164	Whispering Bell	Security and Investigations			Find Employees
165	Orion Entrance Control, Inc.	Security and Investigations			Find Employees
166	ACS Home Security	Security and Investigations			Find Employees
167	Shenzhen Jinjian Era Technology Co., Ltd.(Safeagle)	Security and Investigations			Find Employees
168	Security Alarm Corporation	Appliances, Electrical, and Electronics Manufacturing			Find Employees
169	Smart Choice Security	Security and Investigations			Find Employees
170	ETS Risk Management	Security and Investigations			Find Employees
171	Safe and Sound Security	Security and Investigations			Find Employees
172	Octaga Security Services Ltd	Security and Investigations			Find Employees
173	FraudWatch	Security and Investigations			Find Employees
174	Ascento	Industrial Machinery Manufacturing			Find Employees
175	Eagle Eye Security Inc.	Security and Investigations			Find Employees
176	Vision Security Technologies	Security and Investigations			Find Employees
177	Rescana	Computer and Network Security			Find Employees
178	KD Electronics	Computers and Electronics Manufacturing			Find Employees
179	Vellichor Risk (a Vellichor International Company)	Security and Investigations			Find Employees
180	Prevecon Brand & Riskkonsult	Security and Investigations			Find Employees
181	Een Veilig Gevoel B.V.	Security and Investigations			Find Employees
182	Electro Watchman Inc.	Security and Investigations			Find Employees
183	True Protection	Security and Investigations			Find Employees
184	State Security	Security and Investigations			Find Employees
185	Groupe HUB SAFE	Security and Investigations			Find Employees
186	Veriteque, Inc.	Security and Investigations			Find Employees
187	Shenzhen JAEMONT Face Recognition	Security and Investigations			Find Employees
188	Patriot Group Global, Inc.	Security and Investigations			Find Employees
189	ElcomSoft Co. Ltd.	Computer and Network Security			Find Employees
190	APS Security Patrol Systems	Security and Investigations			Find Employees
191	FullIdentity	Retail Office Equipment			Find Employees
192	Stealth Key	Security and Investigations			Find Employees
193	Cubsec AB	Security and Investigations			Find Employees
194	Venops, Inc.	Security and Investigations			Find Employees
195	Argus Fire And Security Ltd	Security and Investigations			Find Employees
196	Secure Community Network	Security and Investigations			Find Employees
197	Northwood Technology Ltd	Security and Investigations			Find Employees
198	Forward Security Services Limited	Security and Investigations			Find Employees
199	Key Code Security AB	Security and Investigations			Find Employees
200	Homeland Surveillance, Investigations & Installations, Corp.	Security and Investigations			Find Employees
201	Kisi	IT Services and IT Consulting			Find Employees
202	DFS Services	Security and Investigations			Find Employees
203	SSD-Albania	Security and Investigations			Find Employees
204	Symetrica	Security and Investigations			Find Employees
205	PSD Security	Security and Investigations			Find Employees
206	BALDINO'S LOCK & KEY	Security and Investigations			Find Employees
207	Crime Alert Security	Security and Investigations			Find Employees
208	Omni Security Technologies LLC	Security and Investigations			Find Employees
209	Surelock McGill	Security and Investigations			Find Employees
210	Holmes Security Systems	Security Systems Services			Find Employees
211	Zenita AB	Security and Investigations			Find Employees
212	Fullstop Fire & Security	Security and Investigations			Find Employees
213	GSG International srl	Security and Investigations			Find Employees
214	MEDITECH TECHNOLOGY CO LTD	Security and Investigations			Find Employees
215	Dyck Security Services	Security Systems Services			Find Employees
216	PlusTech Güvenlik Sistemleri	Security and Investigations			Find Employees
217	小祖科技（深圳）有限公司	Security and Investigations			Find Employees
218	BullWall	IT Services and IT Consulting			Find Employees
219	Netizen Security S.A.	Security and Investigations			Find Employees
220	Electroguard	Business Consulting and Services			Find Employees
221	Umbo Computer Vision	IT Services and IT Consulting			Find Employees
222	Evolon	Security and Investigations			Find Employees
223	Eurotech Security Systems Ltd	Security and Investigations			Find Employees
224	DeterTech | UK & IE	Security Systems Services			Find Employees
225	Infynia	Security and Investigations			Find Employees
226	Veracity	Appliances, Electrical, and Electronics Manufacturing			Find Employees
227	A1 Security	Security and Investigations			Find Employees
228	A-1 Security Systems	Security and Investigations			Find Employees
229	Dynamic CCTV	Security and Investigations			Find Employees
230	Grundig Security	IT Services and IT Consulting			Find Employees
231	FS Systems International Ltd	Security and Investigations			Find Employees
232	Eagle Eye International Protective Services	Security and Investigations			Find Employees
233	AutoGate, Inc.	Security and Investigations			Find Employees
234	CredoID access control by Midpoint Security	Security and Investigations			Find Employees
235	KERMEUR Groupe ASK'M	Security and Investigations			Find Employees
236	Drone Labs, LLC	Security and Investigations			Find Employees
237	Asia Global Risk Ltd. [inactive]	Security and Investigations			Find Employees
238	FIRST PROTECTION SERVICES, INC.	Security and Investigations			Find Employees
239	Guardian Safe & Lock	Security and Investigations			Find Employees
240	CCTV.Net	Security and Investigations			Find Employees
241	MTEC Security Solutions	Security and Investigations			Find Employees
242	DeepCyber (Maggioli Group)	Security and Investigations			Find Employees
243	Intrepid Security & Retail	Security and Investigations			Find Employees
244	TSCM International	Security and Investigations			Find Employees
245	Focus Security Group, Inc.	Security and Investigations			Find Employees
246	Spy vs Spy - Your Security Source	Security and Investigations			Find Employees
247	Paragon Security and Locksmith	Consumer Services			Find Employees
248	Aim Security Systems Inc	Security and Investigations			Find Employees
249	AK SECURITY SERVICES	Security and Investigations			Find Employees
250	Pick Protection	Security Systems Services			Find Employees
251	Lokaway Pty Ltd	Security and Investigations			Find Employees
252	CNIguard	Security and Investigations			Find Employees
253	InnoDT, Inc.	Security and Investigations			Find Employees
254	CyberX UK	Security and Investigations			Find Employees
255	CovertTrack, a 3SI Company	Appliances, Electrical, and Electronics Manufacturing			Find Employees
256	FORTRESS security systems	Security and Investigations			Find Employees
257	Crothers Security Ltd	Security and Investigations			Find Employees
258	Sentrycs | Counter-Drone Solutions Adapting at the Speed of Threats	Security and Investigations			Find Employees
259	Camera Security Now	Security and Investigations			Find Employees
260	Platinum Protection Systems, LLC.	Security and Investigations			Find Employees
261	FTL Secure Solutions	Security and Investigations			Find Employees
262	ENIGMA GROUP - Cybersecurity	Security and Investigations			Find Employees
263	ConvergentDS	IT Services and IT Consulting			Find Employees
264	Base Operations	Security and Investigations			Find Employees
265	Security Access Systems	Facilities Services			Find Employees
266	LivEye	Security and Investigations			Find Employees
267	Traka	Security and Investigations			Find Employees
268	SKÖLD SAFETY	Security and Investigations			Find Employees
269	Linked Security	Security and Investigations			Find Employees
270	AZECAM Security Systems	Security and Investigations			Find Employees
271	RSS Security Sdn. Bhd.	Security and Investigations			Find Employees
272	Securall Electronic Security	Security and Investigations			Find Employees
273	Sentinel Security Solutions	Security and Investigations			Find Employees
274	Compass Security Solutions	Security and Investigations			Find Employees
275	Asceris	Security and Investigations			Find Employees
276	RAS Technologie Group	Security and Investigations			Find Employees