Tallinn · Estonia · Operating across the EU

Software, AI, and project clarity — built in Estonia.

Pentara Group is a senior consultancy for teams shipping serious software. We integrate AI, build custom models, and bring order to programmes that have outgrown their plan.

Founded
2018
Senior team
100%
EU jurisdiction
e-Estonia nativeGDPR-alignedEU procurement readyFintech · Public · IndustrialSenior delivery only
12+
Years compounded experience
6
Projects shipped to production
18
AI models in operation
5
Countries served

What we do

Four practices, one delivery standard.

All services

Software consulting

Architecture, replatforming, and senior engineering for products that need to work under real load and real audit.

  • Greenfield product builds
  • Legacy modernisation
  • Platform & DX engineering

AI integration & model building

From an OpenAI proof-of-concept to a custom-trained model in production — with the data plumbing to keep it honest.

  • LLM-powered features
  • Custom model training
  • Evaluation & MLOps

Project management

Embedded delivery leadership for programmes spanning multiple teams, vendors, and stakeholders.

  • Fractional delivery leads
  • Programme recovery
  • Vendor orchestration

Project advisory

Independent diagnostics and board-grade recommendations when the stakes are high and the path isn't obvious.

  • Technical due diligence
  • Build-vs-buy analysis
  • AI strategy roadmaps

How we work

A four-phase rhythm that respects your time.

01

Discover

Workshops, audits, and stakeholder interviews to frame the real problem.

02

Design

Architecture, data model, and a phased delivery plan with measurable outcomes.

03

Build

Senior engineers ship in two-week increments with continuous demos.

04

Operate

Hand-off, monitoring, and an embedded advisor as long as you need one.

Selected work

Outcomes, not artefacts.

All case studies
AI · Logistics

A demand-forecasting model that cut overstock by a third

Built a custom forecasting model and an analyst-facing console for a Nordic distributor handling 12K SKUs across 40 warehouses.

−34%
Inventory carry cost
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Software · Fintech

Replatformed a regulated lending product in eight months

Designed and delivered an event-driven core with full audit trail, integrating four core banking APIs and a new servicing UI.

3.4×
Faster underwriting
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Have a problem worth solving well?

Tell us about your product, your data, or your team. We'll come back within two business days with a structured response.