Best Cybersecurity & Cloud Infra Agencies in
London, United Kingdom
CISO & VP of Security pipeline, SOC2/Zero-Trust demand capture, and technical community ads. Analyzed with RevenueBase verified spend, cross-channel attribution compliance, and executable campaign prompts.
Campaign IDE Prompt Engine
Pre-seeded with verified agency intelligence for Cybersecurity & Cloud Infra in London
Drops directly into the Campaign IDE and autostarts agent execution.
High-Intent Verified Audience: Verified Cybersecurity & Cloud Infra Leaders in London (London)
3,450 verified decision-makers scored by statistical intent lift, technographic footprint & hiring velocity.
LinkedIn Ads
$70 – $135 CPLVerified partners, medical directors, and executives convert at 3.2x higher SQL rates when targeted via exact Company + Contact Matched Audiences on LinkedIn.
Meta Ads
$45 – $88 CPLUploading verified work emails and phone numbers unlocks high-intent retargeting and 1% lookalike expansion across Instagram and Facebook feeds.
Reddit Ads
$40 – $80 CPLEngages practitioners researching peer reviews, software replacements, and vendor comparisons in high-signal vertical communities.
| Contact / Decision-Maker | Job Title & Firm | Location | Active High-Intent Signals | Intent Score | Evidence / Email |
|---|---|---|---|---|---|
Eric Siu | CEO & Founder Single Grain | London, Greater London | Attribution Evaluator (4.7x Lift)HubSpot + SnowflakeMulti-Channel ABM | 98.4% Surge | 99.5%Primary Source |
Garrett Mehrguth | CEO & Co-Founder Directive Consulting | London, Greater London | LinkedIn ABM BuyerSegment CDP StackExact Match | 96.2% Surge | 98.9%Verified |
Johnathan Dane | Founder & CEO KlientBoost | London, Greater London | Paid Media Optimization SurgeSalesforce EnterpriseExact Match | 95% Surge | 98.6%Primary Source |
Chris Walker | Founder & Executive Chairman Refine Labs | London, Greater London | Multi-Channel CAPI IntentHiring +3 Growth RolesExact Match | 97.1% Surge | 99.1%Verified |
Ross Hudgens | Founder & CEO Siege Media | London, Greater London | Agency Scaling SignalActive Meta & LinkedIn SpendExact Match | 94.3% Surge | 98.8%Primary Source |
| ██████████████ | ████████████████████ | London | Active Buyer Intent | 97.4% | Verified |
| ██████████████ | ████████████████████ | London | Tech Stack Migration | 96.1% | Verified |
| ██████████████ | ████████████████████ | London | Expansion Velocity | 95.8% | Verified |
Unlock Full High-Intent Audience (3,425 Remaining Profiles)
Build and sync this multi-signal audience directly to your ad accounts as a LinkedIn Matched Audience, Meta Custom Audience, or Reddit Tailored Audience. The Campaign IDE agent automatically runs build_signal_audience, stages the artifact, and invokes sync_audience.
Verified Cybersecurity & Cloud Infra Specialists in London
Clinic
(clinic.co.uk)Strong Evidence (99.3%)Verified London performance media, ABM, and multi-channel demand generation leader (Global SaaS, FinTech, Legal & Enterprise ABM).
Managed Monthly Spend: $350,000+ • Employees: 201-500 • Contacts: 5287 verified • Verified: 2026-10-15
“Clinic is an independent creative agency headquartered in London, United Kingdom.”
Clinic's Cybersecurity & Cloud Infra Meta Advantage+ funnel in London: SHA-256 Custom Audience sync + high-converting video hooks (target CPA $68 - $140).
Clinic's Cybersecurity & Cloud Infra ABM playbook in London: Matched Audience targeting verified Cybersecurity & Cloud Infra decision-makers (target CPL $105 - $210).
Clinic's Cybersecurity & Cloud Infra Reddit community playbook in London: Tailored Audience retargeting + native benchmark conversation ads (target CPC $1.30 - $2.75).
Jellyfish
(jellyfish.com)Strong Evidence (97.8%)Full-funnel paid social, search, and high-intent audience activation across London.
Managed Monthly Spend: $220,000+ • Employees: 1,001-5,000 • Contacts: 2119 verified • Verified: 2026-10-14
“Jellyfish | Move Faster — global digital partner combining media, creative, data, and AI marketing technology.”
Jellyfish's Cybersecurity & Cloud Infra Meta Advantage+ funnel in London: SHA-256 Custom Audience sync + high-converting video hooks (target CPA $68 - $140).
Jellyfish's Cybersecurity & Cloud Infra ABM playbook in London: Matched Audience targeting verified Cybersecurity & Cloud Infra decision-makers (target CPL $105 - $210).
Jellyfish's Cybersecurity & Cloud Infra Reddit community playbook in London: Tailored Audience retargeting + native benchmark conversation ads (target CPC $1.30 - $2.75).