Consulting
Complete design, implementation, and technology operations — delivered by Lionel Mosley, Senior Consultant, IT Strategy Growth & Transformation, through 4TH AND BAILEY. Built to improve efficiency, drive performance, and ultimately increase revenue for the organizations we serve.
End-to-End IT Transformation
Organizations across every industry face the same challenge — technology that was built for yesterday cannot carry the weight of tomorrow. We lead large-scale transformation projects from strategy through execution, managing project timelines, risk mitigation, cost control, and stakeholder alignment across business and operational teams at every level of the organization. The result is not just a modernized technology environment — it is an organization positioned to grow, compete, and sustain performance under pressure.
Cloud Architecture, Migration & Modernization
Data center and application migrations require more than a lift-and-shift. We design and deliver cloud architecture across on-premises, AWS, Google Workspace, Microsoft Azure, and Microsoft 365 — hybrid and multi-cloud environments included. Every engagement is built around cost optimization, operational continuity, and vendor portability, so your organization is never locked into a platform that stops serving you. CI/CD pipeline improvement and technology platform modernization are available for organizations ready to accelerate delivery and reduce operational overhead.
Security Posture, Governance & AI Integration
Security is not a product. It is a posture — built through consistent governance, validated configurations, and a clear understanding of how attackers move through an environment. We assess, harden, and govern security environments aligned to CISA SCuBA, NIST SP 800-53, MITRE ATT&CK, and CIS Benchmarks. Microsoft 365 Defender configuration, Exchange Online hardening, and incident response readiness are included for organizations that cannot afford to find out they were unprepared after the fact. AI integration follows the governance guidelines documented in the Infrastructure Placement Framework — Module 05, ensuring responsible deployment aligned to enterprise controls.
Infrastructure Design, Analytics & Business Intelligence
Infrastructure decisions made without a framework are decisions made by default. We design and optimize enterprise infrastructure using the Infrastructure Placement Framework — a vendor-neutral, NIST-aligned enterprise IT governance framework built by 4TH AND BAILEY. Network architecture, server infrastructure, and hybrid cloud integration are evaluated against financial, regulatory, and operational criteria at scale. Business intelligence and analytics delivery — including Power BI reporting — gives leadership the visibility to make decisions with confidence rather than assumption.
Why Organizations Choose 4TH AND BAILEY
Experience, frameworks, and recognition that speak for themselves.
We bring demonstrated experience across large-scale IT transformation, infrastructure modernization, and cloud migration projects. Strong analytical, documentation, and project management capabilities — including risk mitigation, scheduling, and cost control — ensure complex programs are delivered within scope and on time. Our ability to manage multiple concurrent engagements across geographically distributed teams means your project does not compete for attention.
Original analysis and frameworks published at 4TH AND BAILEY, 4thxBailey, trust-lionel on GitHub, and trust-lionel.com — covering CISA SCuBA implementation, Microsoft 365 security, AI governance, and business continuity. Written for CISOs, IT directors, and compliance officers making decisions that determine whether their organizations survive the next disruption.
Creator and maintainer of the Infrastructure Placement Framework — a vendor-neutral, NIST-aligned enterprise IT governance framework available under Creative Commons Attribution 4.0. Built for organizations that have outgrown commodity IT.
Recognized Microsoft Cloud Solution Provider serving organizations across the United States with Microsoft 365, Azure, and enterprise security deployments aligned to federal security baselines.
4TH AND BAILEY on the Microsoft Marketplace — Verified. Trusted. Deployed. →A documented real-world infrastructure build — from architecture decisions to deployment — published as a reference for practitioners building production-grade systems.
How We Built Houston Alert — A Real-Time City Warning System →Your transformation starts with a conversation
The organizations we work with do not just solve the problem in front of them — they build the infrastructure, governance, and posture to handle the problems they have not seen yet. If that is the standard your organization is ready to meet, let's talk.