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Cybersecurity startups that raised Series A

Updated 23 Oct 2026

1,155
Companies
$13.8B
Last round total
100
Rows shown

Full list: 1,155 Cybersecurity startups that raised Series A, with website, founding year, employees, location, sectors, funding stage, last round, total raised and investors. CSV, $29 one-time.

Latest rounds

Most recent round first
100 rows
# Company Round Amount Date City Sector
1 Pluto Security Series A $34.0M 2026-10-13 Tel Aviv Artificial intelligence
2 Guardare Series A $5.6M 2026-10-13 Clearwater Artificial intelligence
3 Rein Security Series A $25.0M 2026-10-08 Tel Aviv Artificial intelligence
4 Kapta Space Series A $24.0M 2026-10-08 Seattle Hardware
5 SecondSight Series A $11.7M 2026-10-05 Bloomington Artificial intelligence
6 Osavul Series A $9.5M 2026-10-01 Wilmington Artificial intelligence
7 Marble Series A $7.4M 2026-09-29 Paris Fintech
8 Living Optics Series A $20.0M 2026-09-24 Milton Keynes Artificial intelligence
9 International Payments Identity Series A $16.0M 2026-09-24 Singapore Fintech
10 Baselayer Series A $35.0M 2026-09-22 New York Artificial intelligence
11 Chamelio Series A $26.0M 2026-09-22 New York Artificial intelligence
12 Comp AI Series A $34.0M 2026-09-17 Aventura Artificial intelligence
13 Magentic Series A $18.0M 2026-09-17 New York Artificial intelligence
14 Cube3.ai Series A $48.5M 2026-09-11 Palo Alto Artificial intelligence
15 cymphony.io Series A $25.0M 2026-09-09 New York Artificial intelligence
16 QNu Labs Series A $21.0M 2026-09-09 bangalore-karnataka Hardware
17 Wild West Systems Series A $10.2M 2026-09-09 Austin Cybersecurity
18 ZeroRisk Series A $10.0M 2026-09-09 Alpharetta Artificial intelligence
19 Huskeys Series A $27.0M 2026-09-02 New York Artificial intelligence
20 xorlab Series A $5.8M 2026-09-01 Zürich Artificial intelligence
21 XCards Series A $15.0M 2026-08-23 New York Artificial intelligence
22 Velaura AI Series A $110.0M 2026-08-18 Santa Clara Artificial intelligence
23 Ours Privacy Series A $15.0M 2026-08-18 Houston Cybersecurity
24 Mindgard Series A $30.0M 2026-08-12 Boston Artificial intelligence
25 Cytix Series A $7.0M 2026-08-12 Manchester Artificial intelligence
26 Edgify Series A $9.0M 2026-08-10 London Artificial intelligence
27 Aurelius Systems Series A $40.0M 2026-08-05 San Francisco Artificial intelligence
28 Sapiom Series A $35.0M 2026-08-05 San Francisco Artificial intelligence
29 Balance Theory Series A $19.0M 2026-07-31 Columbia Cybersecurity
30 Discern Security Series A $13.0M 2026-07-30 Sunnyvale Artificial intelligence
31 ChipAgents Series A $60.0M 2026-07-29 Santa Clara Artificial intelligence
32 Mate Series A $35.0M 2026-07-28 Tel Aviv Artificial intelligence
33 Hush Security Series A $30.0M 2026-07-28 Tel Aviv Artificial intelligence
34 AegisAI Series A $36.0M 2026-07-23 New York Artificial intelligence
35 Cathedral Series A $160.0M 2026-07-22 Washington Artificial intelligence
36 Abstract Security Series A $25.0M 2026-07-22 San Francisco Artificial intelligence
37 Neo Security Series A $75.0M 2026-07-20 Boston Artificial intelligence
38 Empirical Security Series A $25.0M 2026-07-20 Chicago Artificial intelligence
39 Sable Series A $45.0M 2026-07-16 San Francisco Artificial intelligence
40 Casco Series A $13.0M 2026-07-16 San Francisco Artificial intelligence
41 Project Q Series A $17.1M 2026-07-14 Berlin Artificial intelligence
42 Valarian Technologies Series A $50.0M 2026-07-13 London Artificial intelligence
43 Luffy AI Series A $10.8M 2026-07-07 Abingdon Artificial intelligence
44 CYTUR Series A $3.4M 2026-06-30 Seoul Cybersecurity
45 Straiker Series A $64.0M 2026-06-29 Sunnyvale Artificial intelligence
46 Wultra Series A $7.8M 2026-06-29 Prague Fintech
47 Nebulock Series A $25.0M 2026-06-25 Boston Artificial intelligence
48 Runlayer Series A $30.0M 2026-06-24 New York Artificial intelligence
49 Yunxiang Technology Series A $14.7M 2026-06-24 Shenzhen Hardware
50 Upscale AI Series A $190.0M 2026-06-22 Santa Clara Artificial intelligence
51 Zadar Labs Series A $17.0M 2026-06-17 Campbell Artificial intelligence
52 Flagright Series A $12.5M 2026-06-16 Santa Clara Artificial intelligence
53 NewCore Series A $50.0M 2026-06-15 Tel Aviv Artificial intelligence
54 Arcade.dev Series A $60.0M 2026-06-12 San Francisco Artificial intelligence
55 Aryon Security Series A $29.0M 2026-06-10 Tel Aviv Artificial intelligence
56 Pi Security Series A $25.0M 2026-06-10 San Francisco Artificial intelligence
57 Alta Ares Series A $57.6M 2026-06-08 Romainville Artificial intelligence
58 Finovox Series A $9.5M 2026-06-08 Paris Artificial intelligence
59 Mokn Series A $15.0M 2026-05-29 Paris Cybersecurity
60 Gray Swan Series A $40.0M 2026-05-28 Pittsburgh Artificial intelligence
61 Geordie AI Series A $30.0M 2026-05-28 London Artificial intelligence
62 Lastwall Series A $16.0M 2026-05-27 Mountain View Cybersecurity
63 RevEng Series A $15.0M 2026-05-27 London Artificial intelligence
64 Quantum Bridge Series A $8.0M 2026-05-20 Toronto Cybersecurity
65 Ocean Series A $20.0M 2026-05-19 New York Artificial intelligence
66 FaceUp Series A $5.0M 2026-05-19 Prague Cybersecurity
67 Bug Bounty Switzerland Series A $15.2M 2026-04-29 Luzern Cybersecurity
68 ICRealtime Series A $2.0M 2026-04-28 Pompano Beach Hardware
69 QuoIntelligence Series A $8.6M 2026-04-27 Frankfurt Artificial intelligence
70 SCATR Series A $12.6M 2026-04-22 Cleveland Cybersecurity
71 RIIG Series A $6.0M 2026-04-21 Charlottesville Cybersecurity
72 Artemis Series A $55.0M 2026-04-15 New York Artificial intelligence
73 Aim Intelligence Series A $6.7M 2026-04-10 Seoul Artificial intelligence
74 Nava Series A $22.0M 2026-04-09 bangalore-karnataka Artificial intelligence
75 PeakMetrics Series A $6.0M 2026-04-09 Los Angeles Artificial intelligence
76 WEFLO Series A $3.6M 2026-04-07 Daejeon Hardware
77 Lambent Series A $11.5M 2026-03-24 Boston Hardware
78 BlueFlag Security Series A $16.5M 2026-03-23 Sunnyvale Cybersecurity
79 Corridor Series A $25.0M 2026-03-18 San Francisco Artificial intelligence
80 Native Series A $31.0M 2026-03-17 Seattle Hardware
81 Tracebit Series A $20.0M 2026-03-17 Manhattan Cybersecurity
82 Bold Security Series A $28.0M 2026-03-12 New York Artificial intelligence
83 Kai Series A $125.0M 2026-03-10 San Francisco Artificial intelligence
84 Jazz Series A $43.0M 2026-03-10 New York Cybersecurity
85 Qevlar AI Series A $30.0M 2026-03-10 Paris Artificial intelligence
86 Scanner.dev Series A $22.0M 2026-03-10 San Francisco Artificial intelligence
87 Escape Series A $17.9M 2026-03-10 Paris Artificial intelligence
88 Surveily Series A $2.9M 2026-03-05 Wroclaw Artificial intelligence
89 Reclaim Security Series A $20.0M 2026-03-04 New York Artificial intelligence
90 Fig Security Series A $30.0M 2026-03-03 New York Cybersecurity
91 Multitude Insights Series A $10.0M 2026-02-27 Watertown Cybersecurity
92 ThreatAware Series A $25.0M 2026-02-26 London Hardware
93 Gambit Security Series A $56.0M 2026-02-25 New York Artificial intelligence
94 Secfix Series A $12.0M 2026-02-25 Munich Cybersecurity
95 Frankenburg Technologies Series A $35.4M 2026-02-24 Tallinn Cybersecurity
96 Tytan Technologies Series A $35.4M 2026-02-24 Munich Artificial intelligence
97 Astelia Series A $25.0M 2026-02-24 New York Artificial intelligence
98 Circadian Risk Series A $6.0M 2026-02-24 Ann Arbor Cybersecurity
99 Copla Series A $7.1M 2026-02-19 Vilnius Cybersecurity
100 CyberUpgrade Series A $7.1M 2026-02-19 Vilnius Artificial intelligence

Table 1. The 100 most recent rounds. Source: FundingWatcher. Data as of 23 October 2026. Base: 1,155.

Largest rounds

Largest round first
100 rows
# Company Round Amount Date City Sector
1 Transmit Security Series A $543.0M 2021-06-22 Boston Fintech
2 Sigma Networks Series A $435.0M 2001-02-23 Sunnyvale Cybersecurity
3 Upscale AI Series A $190.0M 2026-06-22 Santa Clara Artificial intelligence
4 Cathedral Series A $160.0M 2026-07-22 Washington Artificial intelligence
5 7AI Series A $130.0M 2025-12-04 Boston Artificial intelligence
6 Kai Series A $125.0M 2026-03-10 San Francisco Artificial intelligence
7 NS8 Series A $123.0M 2020-06-10 Las Vegas Fintech
8 CYE Series A $120.0M 2021-02-10 Herzliya Cybersecurity
9 Velaura AI Series A $110.0M 2026-08-18 Santa Clara Artificial intelligence
10 Phoenix Series A $100.0M 2022-10-14 Lagos Cybersecurity
11 Talon Cyber Security Series A $100.0M 2022-08-04 Tel Aviv Cybersecurity
12 Halborn Series A $90.0M 2022-07-19 Miami Cybersecurity
13 Irregular Series A $80.0M 2025-09-17 Tel Aviv Artificial intelligence
14 Qredo Series A $80.0M 2022-02-04 London Fintech
15 Neo Security Series A $75.0M 2026-07-20 Boston Artificial intelligence
16 Nu Quantum Series A $71.1M 2025-12-10 Cambridge Hardware
17 SuperFile Series A $65.0M 2024-02-01 Chicago Cybersecurity
18 Straiker Series A $64.0M 2026-06-29 Sunnyvale Artificial intelligence
19 ChipAgents Series A $60.0M 2026-07-29 Santa Clara Artificial intelligence
20 Arcade.dev Series A $60.0M 2026-06-12 San Francisco Artificial intelligence
21 Vega Security Series A $60.0M 2025-09-16 Tel Aviv Cybersecurity
22 Alta Ares Series A $57.6M 2026-06-08 Romainville Artificial intelligence
23 evroc Series A $56.2M 2024-08-22 Stockholm Hardware
24 Gambit Security Series A $56.0M 2026-02-25 New York Artificial intelligence
25 Artemis Series A $55.0M 2026-04-15 New York Artificial intelligence
26 CYGNVS Series A $55.0M 2023-01-24 Los Altos Cybersecurity
27 Valarian Technologies Series A $50.0M 2026-07-13 London Artificial intelligence
28 NewCore Series A $50.0M 2026-06-15 Tel Aviv Artificial intelligence
29 Knogin Series A $50.0M 2025-12-01 Dublin Artificial intelligence
30 Aurascape Series A $50.0M 2025-04-08 Santa Clara Artificial intelligence
31 Mimic Networks Series A $50.0M 2025-02-27 Palo Alto Cybersecurity
32 JSonar Series A $50.0M 2020-06-09 Waltham Cybersecurity
33 Avecto Series A $49.0M 2015-12-02 Wythenshawe Hardware
34 Cube3.ai Series A $48.5M 2026-09-11 Palo Alto Artificial intelligence
35 Beijing Sudo Technology Series A $48.4M 2021-12-01 Haidian Cybersecurity
36 Frontline Wildfire Defense Series A $48.0M 2025-10-28 Jackson Cybersecurity
37 Identiq Series A $47.0M 2021-03-03 Tel Aviv Fintech
38 Grayshift Series A $47.0M 2020-10-26 Atlanta Cybersecurity
39 Global Screening Services Series A $46.8M 2024-03-25 London Fintech
40 Sable Series A $45.0M 2026-07-16 San Francisco Artificial intelligence
41 Netography Series A $45.0M 2021-11-15 Annapolis Cybersecurity
42 Jazz Series A $43.0M 2026-03-10 New York Cybersecurity
43 Masttro Series A $43.0M 2023-03-09 New York Fintech
44 Cogent Security Series A $42.0M 2026-02-18 San Francisco Artificial intelligence
45 RAPIDFORT Series A $42.0M 2026-02-03 Sunnyvale Cybersecurity
46 Aurelius Systems Series A $40.0M 2026-08-05 San Francisco Artificial intelligence
47 Gray Swan Series A $40.0M 2026-05-28 Pittsburgh Artificial intelligence
48 Act Security Series A $40.0M 2025-12-29 Tel Aviv Hardware
49 Lumana Series A $40.0M 2025-07-29 Palo Alto Artificial intelligence
50 MPCH Series A $40.0M 2022-09-27 London Fintech
51 Netsparker Series A $40.0M 2018-03-08 Austin Cybersecurity
52 Cyence Series A $40.0M 2016-09-15 San Mateo Fintech
53 Koi Series A $38.0M 2025-09-10 Tel Aviv Hardware
54 Movement Labs Series A $38.0M 2024-04-25 Middletown Cybersecurity
55 Memcyco Series A $37.0M 2026-01-27 Beney Beraq Fintech
56 AegisAI Series A $36.0M 2026-07-23 New York Artificial intelligence
57 Frankenburg Technologies Series A $35.4M 2026-02-24 Tallinn Cybersecurity
58 Tytan Technologies Series A $35.4M 2026-02-24 Munich Artificial intelligence
59 Baselayer Series A $35.0M 2026-09-22 New York Artificial intelligence
60 Sapiom Series A $35.0M 2026-08-05 San Francisco Artificial intelligence
61 Mate Series A $35.0M 2026-07-28 Tel Aviv Artificial intelligence
62 Echo Series A $35.0M 2025-12-16 New York Artificial intelligence
63 Echo Series A $35.0M 2025-12-16 New York Hardware
64 Sola Security Series A $35.0M 2025-09-04 Tel Aviv Artificial intelligence
65 Trail Security Series A $35.0M 2024-10-17 Tel Aviv Artificial intelligence
66 Skyhawk Security Series A $35.0M 2022-05-03 Ramat Gan Hardware
67 Pluto Security Series A $34.0M 2026-10-13 Tel Aviv Artificial intelligence
68 Comp AI Series A $34.0M 2026-09-17 Aventura Artificial intelligence
69 Spruce Series A $34.0M 2022-04-20 New York Fintech
70 IND Technology Series A $33.2M 2025-12-15 Richmond North Cybersecurity
71 Oneleet Series A $33.0M 2025-10-02 Wilmington Artificial intelligence
72 ORION Security Series A $32.0M 2026-02-03 Brooklyn Artificial intelligence
73 Cider Security Series A $32.0M 2022-03-07 Tel Aviv Hardware
74 BackBox Series A $32.0M 2021-10-26 Tel Aviv Artificial intelligence
75 Native Series A $31.0M 2026-03-17 Seattle Hardware
76 Root Series A $31.0M 2022-01-26 Boston Artificial intelligence
77 Mindgard Series A $30.0M 2026-08-12 Boston Artificial intelligence
78 Hush Security Series A $30.0M 2026-07-28 Tel Aviv Artificial intelligence
79 Runlayer Series A $30.0M 2026-06-24 New York Artificial intelligence
80 Geordie AI Series A $30.0M 2026-05-28 London Artificial intelligence
81 Qevlar AI Series A $30.0M 2026-03-10 Paris Artificial intelligence
82 Fig Security Series A $30.0M 2026-03-03 New York Cybersecurity
83 iCOUNTER Series A $30.0M 2025-07-16 Dallas Cybersecurity
84 SGNL Series A $30.0M 2025-02-12 Palo Alto Artificial intelligence
85 TOAE Security Series A $30.0M 2024-09-26 bangalore-karnataka Cybersecurity
86 Laminar Series A $30.0M 2022-06-02 Tel Aviv Cybersecurity
87 ARMO Series A $30.0M 2022-04-27 Tel Aviv Cybersecurity
88 PeerSpot Series A $30.0M 2021-10-06 New York Cybersecurity
89 Rezilion Series A $30.0M 2021-09-13 Beersheba Cybersecurity
90 InAuth Series A $29.9M 2016-02-11 Boston Fintech
91 ZYPROTECT Series A $29.0M 2016-11-30 Beijing Artificial intelligence
92 Aryon Security Series A $29.0M 2026-06-10 Tel Aviv Artificial intelligence
93 Symbiotic Series A $29.0M 2025-04-23 Dubai Fintech
94 Composio Series A $29.0M 2025-04-09 San Francisco Artificial intelligence
95 Seraphic Security Series A $29.0M 2025-01-30 Tel Aviv Cybersecurity
96 Venn Series A $29.0M 2023-06-28 New York Cybersecurity
97 Tuskira Series A $28.5M 2024-12-04 Danville Artificial intelligence
98 Bold Security Series A $28.0M 2026-03-12 New York Artificial intelligence
99 imper.ai Series A $28.0M 2025-12-04 Tel Aviv Artificial intelligence
100 OneLayer Series A $28.0M 2025-10-16 Boston Fintech

Table 2. The 100 largest rounds. Source: FundingWatcher. Data as of 23 October 2026. Base: 1,155.

By month

MonthCompanies
2024-117
2024-127
2025-019
2025-028
2025-035
2025-0418
2025-0512
2025-0613
2025-079
2025-086
2025-0917
2025-1014
2025-1114
2025-1220
2026-015
2026-0220
2026-0314
2026-0410
2026-058
2026-0615
2026-0715
2026-088
2026-0914
2026-106

Table 3. Cybersecurity startups that raised Series A by month of the round. Source: FundingWatcher. Data as of 23 October 2026. Base: 1,155.

Country

CountryCompanies
United States603
China105
Israel83
United Kingdom62
France40
Germany24
Canada21
Singapore19
India18
South Korea18
Spain12
Brazil11
Switzerland10
Sri Lanka10
Australia9

Table 4. Cybersecurity startups that raised Series A by country. Source: FundingWatcher. Data as of 23 October 2026. Base: 1,155.

City

CityCompanies
San Francisco76
New York68
Tel Aviv55
London33
Palo Alto25
Paris24
Austin23
Boston21
Haidian19
Singapore18
Sunnyvale18
San Jose18
Beijing17
Shenzhen13
Mountain View12

Table 5. Cybersecurity startups that raised Series A by city. Source: FundingWatcher. Data as of 23 October 2026. Base: 1,155.

Sector

SectorCompanies
Cybersecurity1,155
Software804
Artificial intelligence265
Hardware251
Fintech144
Commerce30
Biotech24
Health care18
Education16
Energy5

Table 6. Cybersecurity startups that raised Series A by sector. Source: FundingWatcher. Data as of 23 October 2026. Base: 1,155.

Cybersecurity at other stages

Other sectors that raised Series A

Cite: FundingWatcher, 1,155 cybersecurity companies whose most recent round is Series A, 23 October 2026. https://fundingwatcher.com/startups/cybersecurity/series-a/