Clarity
Plain language, honest findings and decisions everyone can follow.
About
The story behind D squared
A boutique enterprise advisory and architecture practice, created for the moment when AI ambition meets enterprise reality.
The practice
Why D² exists
D squared Enterprise Advisory was established to help organizations navigate the growing intersection of enterprise architecture, data, AI, cloud, security, governance and delivery.
As organizations accelerate AI adoption, many discover that technology experimentation is moving faster than enterprise readiness. D squared creates the foundations required to move responsibly, from strategy and architecture through governance, secure delivery and measurable adoption.
The practice is deliberately boutique: senior expertise, direct engagement and enterprise-grade thinking without large-consulting-firm overhead.
Market position
Architecting the AI-Ready Enterprise
Big thinking. Right-sized transformation.
Founder
Denys Dyeyev
Denys Dyeyev: the personal origin of the name.
Direction × Design = Delivery: its professional meaning.
The founder
Personal name. Professional purpose.
D squared was founded by Denys Dyeyev. The company name is personal, but its purpose is professional. D squared represents both Denys Dyeyev and the belief that effective delivery is the product of clear direction and purposeful design.
Direction × Design = Delivery
Denys works with business and technology leaders to connect strategy, architecture, data, AI, platforms, security, governance and execution.
Credentials
Credentials that back the advice.
Current, industry-recognized certifications across enterprise architecture, cloud, data, AI, security and delivery.
Enterprise Architecture
- TOGAF Applied PractitionerThe Open Group
Cloud & Platform
- Microsoft Certified: Azure Solutions Architect ExpertMicrosoft
- AWS Certified Solutions Architect (Associate)Amazon Web Services
- Microsoft Certified: Azure Developer AssociateMicrosoft
Data & AI
- Microsoft Certified: Azure AI Engineer AssociateMicrosoft
- Microsoft Certified: Azure Data Engineer AssociateMicrosoft
Security, Identity & Trust
- Microsoft Certified: Cybersecurity Architect ExpertMicrosoft
- Microsoft Certified: Azure Security Engineer AssociateMicrosoft
- Transmit Security Certified Engineer (MOSAIC)Transmit Security
- API Management Certified Administrator and DeveloperAxway
Delivery & DevSecOps
- Microsoft Certified: DevOps Engineer ExpertMicrosoft
- ITIL Certified Professional, IT Service ManagementAxelos
- CompTIA Project+CompTIA
Foundational certifications across networking, Linux and virtualization, including CompTIA Network+, CompTIA Linux+, LPIC-1 and VMware Certified Associate.
Values
What every engagement is held to
Practicality
Recommendations shaped by what your organization can actually execute.
Accountability
Clear ownership of advice, decisions and their consequences.
Trust
Security, governance and discretion treated as foundations, not features.
Independence
Advice driven by your outcomes, never by vendor incentives.
Measurable value
Engagements designed to produce outcomes you can see and measure.
Work directly with senior architecture leadership.
No rotating teams and no hand-offs, just a direct conversation about what your organization needs next.