15+ years of senior practice across the Balkans, EU, and Canada — formalised as Network Sentinel in 2021. Senior-led engagements for startups and mid-market organisations: from initial assessment to full deployment, we don't just consult, we build.
From cloud migration to Zero Trust architecture — we cover every dimension of your infrastructure.
EC2, DirectConnect, Route53, VPC design, IAM hardening, and hybrid cloud architecture built for security and scale.
Learn more →Exchange Online, Intune MDM, Defender for Endpoint, Conditional Access, and Entra ID — fully deployed and hardened.
Learn more →End-to-end Workspace deployment, SSO/SAML, mobile policy enforcement, Drive DLP, and identity governance.
Learn more →Zero Trust architecture, SASE implementation with Cato Networks, ISO 27001 alignment, threat modeling, and incident response planning.
Learn more →VMware ESXi hypervisor deployment, vSphere/vSAN, Windows & Linux server administration, AD/DNS/DHCP design for enterprise environments.
Learn more →Greenfield to production. Cisco routing & switching, SD-WAN, VLAN segmentation, BGP/OSPF, firewall policy design, and 24/7 NOC-ready monitoring stacks.
Learn more →No account managers or junior staff between you and the expert. You work directly with engineers with 15+ years of real-world deployments.
From initial architecture document to final go-live handover — we own the outcome, not just the slide deck.
15+ years of network and infrastructure deployments — including a multi-site Canadian telecom run with a 100% uptime guarantee — without a single breach under our watch. We plan obsessively so you don't experience emergencies.
Every engagement is scoped with a security lens first. Compliance and hardening aren't afterthoughts — they're designed in from day one.
Real engagements. Measurable outcomes. Names anonymized per NDA.
Migrated a multi-site Canadian telecom from Cisco ASA / MPLS to Cato Networks SD-WAN with ZTNA. Phased cutover preserving 24/7 operations and the firm's 100% uptime guarantee for telecom service delivery.
Designed and deployed AWS DirectConnect with private BGP peering between local contact centres and AWS, plus complementary Azure cloud services. Geo-redundant architecture for client data, encryption, and retention with location-sensitive controls.
Owned ISO 27001 certification compliance for a wholesale security firm operating across Serbia, Montenegro, Bosnia & Herzegovina, Croatia, Slovenia, and North Macedonia. Subsequent migration projects from ISO 27001:2013 to the 2022 revision — gap analysis, control mapping, ISMS refresh, audit preparation.
Built and administered a high-availability mail platform on Linux (Postfix, Dovecot, Amavisd, Postgrey, Roundcube) for 200+ users with load balancing. VMware ESXi and Citrix XEN virtualization for Windows Server 2012/2019 and RHEL/Fedora workloads. Active Directory implementation across the same estate.
We start with a deep-dive into your environment — existing topology, threat surface, compliance obligations, and business goals. No assumptions.
Detailed design documents, network diagrams, security policies, and implementation runbooks — approved by you before a single command is run.
Staged rollouts with rollback plans at every step. Change windows respected. Stakeholders informed. Our zero-downtime record speaks for itself.
Full runbooks, network diagrams, admin credentials, and team training. You own everything — no lock-in, no dependency on us to keep the lights on.
Three ways to evaluate your situation before you talk to us — or any consultancy. All free, no email required for the assessment.
5 questions, ~5 minutes. Get a tier-1-to-5 rating across the five Zero Trust pillars and prioritised next steps. No email required.
Take Assessment →Network Sentinel vs traditional MSP vs in-house team. We tell you when we're not the right fit — including when an MSP or hire is genuinely better.
Compare Now →8 downloadable resources — Zero Trust roadmap, Intune hardening checklist, AWS landing zone template, ISO 27001 gap analysis, and more.
Browse Resources →Start with the free 5-minute assessment — no email required, no commitment, just an honest read on where you stand and where you should be.