Best Machine Learning Development Companies in Europe

Opinov8 vs Plain Concepts: full comparison for 2026

Last updated: July 2026

Quick verdict

Opinov8 (4.2/5) edges ahead of Plain Concepts (3.9/5) overall. Opinov8 is the better choice for enterprises and startups wanting AI embedded across a broader software and cloud engineering programme. Plain Concepts is the stronger option for enterprises standardized on Microsoft Azure wanting a certified Microsoft AI Partner for ML delivery. The right choice depends on your project size, budget, and required tech stack.

Opinov8 vs Plain Concepts: head-to-head summary

Criterion Opinov8 Plain Concepts
Founded 2017 2006
HQ London, UK Madrid, Spain
Team size 201–500 201–500
Rating 4.2 / 5 3.9 / 5
Best for Enterprises and startups wanting AI embedded across a broader software and cloud engineering programme Enterprises standardized on Microsoft Azure wanting a certified Microsoft AI Partner for ML delivery
Pricing model Fixed project, dedicated team, staff augmentation Dedicated team, fixed project, retainer
Min. engagement $30K $35K
Primary tech stack Python, AWS, Azure Python, Azure ML, Azure OpenAI Service
Industries served Fintech, Enterprise, Healthcare, Retail Enterprise, Retail, Healthcare, Financial Services

Opinov8 vs Plain Concepts: overview

Opinov8

Opinov8 Digital and Engineering Solutions is a London, UK-headquartered firm founded in 2017, with 200 to 300 professionals across Europe, the Americas, and MENA. Opinov8 blends software engineering, cloud, data, and AI expertise, positioning AI as a foundation of its delivery process rather than an add-on feature. The company was honored as Best AI Company in Europe by The Netty Awards, per company website; independently unverifiable.

Plain Concepts

Plain Concepts, founded in 2006 and headquartered in Madrid, Spain, is a 450-plus person technology consultancy with offices across the USA, UK, Spain, Germany, the Netherlands, and Romania. As a Microsoft Gold Partner, Microsoft AI Partner, and 2016 Microsoft Partner of the Year, Plain Concepts brings deep Azure-native AI and machine learning delivery experience alongside mixed reality and IoT engineering.

Services and capabilities: Opinov8 vs Plain Concepts

Capability Opinov8 Plain Concepts
ML model development
Computer vision
NLP
Generative AI / LLM integration
MLOps
AI strategy consulting
Staff augmentation

Tech stack comparison: Opinov8 vs Plain Concepts

Framework / platform Opinov8 Plain Concepts
Python
TensorFlow N/A
PyTorch N/A
AWS N/A
Azure
Kubernetes

Pricing comparison: Opinov8 vs Plain Concepts

Criterion Opinov8 Plain Concepts
Minimum engagement $30K $35K
Engagement models Fixed project, Dedicated team, Staff augmentation Dedicated team, Fixed project, Retainer
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: Opinov8 vs Plain Concepts

Dimension Opinov8 Plain Concepts
Best company size Startup to mid-market Startup to mid-market
Best industries Fintech, Enterprise, Healthcare Enterprise, Retail, Healthcare
Best use cases Embedding ML capabilities into an existing enterprise cloud platform, AI-augmented software modernization programmes Azure-native ML model deployment for an enterprise client, Mixed reality plus AI product development
Typical project type Fixed project Dedicated team

Opinov8 vs Plain Concepts: pros and cons

Opinov8
+ 200 to 300 person team spans multiple regions, including Europe, the Americas, and MENA, for global coverage
+ AI integrated into a broader cloud and software engineering practice, useful for full-stack programmes
+ Industry recognition including a Netty Award for Best AI Company in Europe, per company website
+ Founded in 2017 with steady growth into a mid-size, multi-region firm
- Broader cloud and software engineering scope means ML is one service line among several
- Award recognition is self-reported by the company and not independently verifiable
- Higher minimum engagement size than boutique ML-only specialists
Plain Concepts
+ Two decades of operating history since founding in 2006, with Microsoft Gold and AI Partner status
+ Multi-country office footprint across Spain, the UK, Germany, the Netherlands, Romania, and the US for broad coverage
+ Deep Azure-native ML and AI delivery credentials, useful for Microsoft-standardized enterprises
+ Recognized with Microsoft Partner of the Year award in 2016
- Azure-centric specialization may be less ideal for clients standardized on AWS or GCP
- Broader technology consultancy scope, including mixed reality and IoT, means ML is one of several core practices
- Larger enterprise-oriented engagement sizes, less accessible for very small startup budgets

Who should choose Opinov8?

Opinov8 is the right choice for enterprises and startups wanting AI embedded across a broader software and cloud engineering programme.

AI treated as a foundational layer across the entire engineering lifecycle, not a bolt-on service. Minimum engagement starts at $30K. Works best with clients in Fintech, Enterprise, Healthcare, Retail.

Who should choose Plain Concepts?

Plain Concepts is the right choice for enterprises standardized on Microsoft Azure wanting a certified Microsoft AI Partner for ML delivery.

Deep Azure-native AI and ML delivery credentials as a Microsoft Gold and AI Partner, plus mixed reality expertise. Minimum engagement starts at $35K. Works best with clients in Enterprise, Retail, Healthcare, Financial Services.

Decision matrix: Opinov8 vs Plain Concepts

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Opinov8
You need a large dedicated team for an ongoing programme Opinov8
Your budget is at the lower end Opinov8
You need specialist depth in a specific vertical Opinov8
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Opinov8

Use case fit: Opinov8 vs Plain Concepts

Use case Opinov8 fit Plain Concepts fit Winner
Embedding ML capabilities into an existing enterprise cloud platform Strong Limited Opinov8
AI-augmented software modernization programmes Strong Limited Opinov8
Azure-native ML model deployment for an enterprise client Limited Strong Plain Concepts
Mixed reality plus AI product development Limited Strong Plain Concepts
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Opinov8 vs Plain Concepts

Opinov8 (4.2/5) is the stronger overall choice for most Machine Learning Development projects. AI treated as a foundational layer across the entire engineering lifecycle, not a bolt-on service. It is best for enterprises and startups wanting AI embedded across a broader software and cloud engineering programme.

Plain Concepts (3.9/5) is the better choice when enterprises standardized on Microsoft Azure wanting a certified Microsoft AI Partner for ML delivery. If your situation matches those criteria, Plain Concepts is a competitive option.

Related comparisons

Opinov8 vs Plain Concepts FAQ

Is Opinov8 better than Plain Concepts?

Opinov8 (4.2/5) scores higher overall, but "better" depends on your use case. Opinov8 is better for enterprises and startups wanting AI embedded across a broader software and cloud engineering programme. Plain Concepts is better for enterprises standardized on Microsoft Azure wanting a certified Microsoft AI Partner for ML delivery.

How do Opinov8 and Plain Concepts differ in pricing?

Opinov8 uses fixed project, dedicated team, staff augmentation pricing with a minimum engagement of $30K. Plain Concepts uses dedicated team, fixed project, retainer pricing with a minimum engagement of $35K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Opinov8 or Plain Concepts?

Opinov8 is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between Opinov8 and Plain Concepts?

Opinov8's primary differentiator is: ai treated as a foundational layer across the entire engineering lifecycle, not a bolt-on service. Plain Concepts's primary differentiator is: deep azure-native ai and ml delivery credentials as a microsoft gold and ai partner, plus mixed reality expertise. They also differ in team size (201–500 vs 201–500), minimum engagement ($30K vs $35K), and primary industries served (Fintech, Enterprise vs Enterprise, Retail).

Last reviewed: July 2026. Verify all details directly with each company before making a decision.