SIREN: 977 910 009 APE Code: 6202A (IT Systems & Software Consulting) Bourg-la-Reine, France
☎ +33 1 46 64 28 90 ✉ [email protected] Mon – Fri: 09:00 – 18:00 CET
Independent IT Architecture & Strategic Advisory

Engineering High-Performance IT Systems & Digital Architectures

Founded in France and led by Managing Director Brian Langy, ZA AGENCY delivers rigorous technical audits, enterprise cloud engineering, and strategic software consulting for organizations navigating complex digital transformation.

6202A
APE Classified
100%
GDPR & EU Compliant
48h
Audit Turnaround
⚙ Technical Governance Deck ✓ Active Standards
01
Systems Diagnostic & Code Audit
Static analysis, security vectors, performance bottlenecks
ISO/IEC 25010
02
Cloud Architecture Modernization
Microservices, Kubernetes, resilient distributed backends
AWS / Azure / GCP
03
Cybersecurity & Compliance Review
CNIL guidelines, GDPR data pipelines, Zero-Trust controls
EU Standard
04
Web & Mobile Platform Architecture
Scalable frameworks, headless CMS, micro-frontends
Enterprise Tier
Core Capabilities

Specialized Information & Systems Consulting

We provide strategic counsel, deep code evaluations, and software architecture blueprints tailored to modern enterprise requirements.

💻

IT Systems & Software Consulting

Comprehensive architectural audits and technical roadmapping to ensure stability, maintainability, and horizontal scalability across your technology stack.

  • • Monolith to microservices strategy
  • • Technical debt reduction blueprints
  • • Framework & database selection advisory
Consult on IT Systems →
☁

Cloud Infrastructure & DevOps

Resilient cloud native designs across AWS, Microsoft Azure, and Google Cloud Platform, optimizing uptime, disaster recovery, and infrastructure spend.

  • • Infrastructure as Code (Terraform)
  • • CI/CD deployment pipeline governance
  • • Multi-region high availability design
Consult on Cloud →
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Cybersecurity & GDPR Governance

Comprehensive vulnerability scanning, data flow mapping, and architectural hardening in full alignment with French CNIL and European GDPR mandates.

  • • Zero-Trust access model implementation
  • • Data encryption at rest and in transit
  • • Compliance documentation & registers
Consult on Security →
📈

Digital Marketing & Web Strategy

Data-driven digital marketing architecture, conversion rate optimization (CRO) audits, and search engine infrastructure for competitive online presence.

  • • Technical SEO & Core Web Vitals
  • • Web analytics & tracking governance
  • • Campaign architecture & attribution modeling
Consult on Web Strategy →
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Full-Stack Web & Mobile Audits

In-depth code reviews of web applications, mobile software, and backend APIs to uncover performance bottlenecks, memory leaks, and anti-patterns.

  • • API latency & throughput profiling
  • • Frontend bundle size & rendering speed
  • • Scalability stress testing guidelines
Consult on Code Audits →
📚

Technical Education & Workshops

Executive technology briefings, developer enablement workshops, and non-regulated professional training tailored for engineering teams and CTOs.

  • • Modern clean architecture patterns
  • • Cloud cost governance (FinOps)
  • • Secure coding best practices
Consult on Workshops →
Interactive Tool

Interactive IT Architecture & Readiness Scorecard

Assess your organization's technical readiness, identify core architecture stages, and receive an estimated timeline for senior technical advisory.

📊 Architecture Scorecard Preview
Calculated based on European enterprise baseline benchmarks
78%
Modern Scalable Foundation
Estimated architecture readiness index based on industry maturity frameworks.
Advisory Lifecycle: 4 Advisory Phases
Diagnostic Window: 4 to 8 Weeks Diagnostic
Compliance Target: Full GDPR & ISO Alignment
Primary Office: Bourg-la-Reine (Paris Region)
Request Formal Diagnostic Report →
Methodology

Our 4-Stage Advisory Lifecycle

A structured, transparent engineering process designed to eliminate architectural risks and ensure predictable execution.

01

Discovery & Diagnostic

Comprehensive inventory of systems, code repositories, data flows, and infrastructure dependencies to identify key vulnerabilities and debt.

02

Architecture Blueprint

Creation of target-state architectural diagrams, technology matrices, and migration roadmaps with precise risk mitigation strategies.

03

Governance & Review

Independent oversight during engineering implementation, ensuring adherence to coding standards, security baselines, and performance targets.

04

Continuous Optimization

Post-deployment telemetry review, cloud cost governance (FinOps), and ongoing advisory to sustain optimal system performance.

Knowledge Base

Technical Briefings & Publications

In-depth analysis and technical guides authored by our senior consultants on modern enterprise architecture.

Software Architecture Strategies Enterprise Architecture

Deconstructing the Monolith: Pragmatic Microservices Migration

A structured engineering guide on safely decomposing legacy monolithic applications into decoupled, independently deployable services without service interruption.

Cloud Infrastructure Governance Cloud & DevOps

Multi-Cloud Resilience & Infrastructure as Code Best Practices

How European enterprises can eliminate vendor lock-in, streamline disaster recovery, and automate infrastructure deployments using declarative Terraform modules.

Cybersecurity and GDPR Architecture Security & Compliance

Zero-Trust Architecture & GDPR Data Governance in 2026

Essential technical controls and encryption strategies required to meet European data sovereignty standards and protect critical organizational data assets.

Browse All Technical Articles →
Frequently Asked Questions

Advisory Engagement & Operational Details

Key details regarding our legal status, engagement scope, and delivery standards.

ZA AGENCY is a registered French commercial entity (Société à responsabilité limitée à associé unique — SARLU) registered under SIREN 977 910 009 with APE code 6202A (Conseil en systèmes et logiciels informatiques). Our registered headquarters are located at 7 Rue du 8 Mai 1945, 92340 Bourg-la-Reine, France, under the directorship of Brian Langy.
All advisory deliverables, architectural blueprints, and audit dossiers are delivered electronically via encrypted digital dispatch and private repository access. Standard diagnostic turnarounds range between 48 hours for preliminary assessments to 3 weeks for full enterprise codebases.
We specialize in strategic consulting, architecture design, and independent technical governance. While we do not operate as a volume staffing agency, we provide senior architectural oversight and direct prototyping for mission-critical systems.
Confidentiality is fundamental to our practice. Prior to receiving repository access or proprietary system schematics, we execute mutual non-disclosure agreements governed under French Commercial Law and EU GDPR standards.
Engagements are invoiced in Euros (€) with official French VAT compliance. We accept B2B SEPA bank transfers, international wire transfers, and corporate payment cards. Details can be found on our Payment Methods page.
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Schedule a Technical Advisory Diagnostic

Submit your project specifications or architecture inquiry below. Our senior advisory desk in Bourg-la-Reine will evaluate your request and respond within 24 business hours.