Rearc vs Version 1: full comparison for 2026
Quick verdict
Rearc (4.0/5) edges ahead of Version 1 (3.2/5) overall. Rearc is the better choice for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm. Version 1 is the stronger option for enterprises wanting an Ireland/UK-anchored management consultancy for AI digital transformation. The right choice depends on your project size, budget, and required tech stack.
Rearc vs Version 1: head-to-head summary
| Criterion | Rearc | Version 1 |
|---|---|---|
| Founded | 2016 | 1996 |
| HQ | New York, NY, USA | Dublin, Ireland |
| Team size | 51-100 | 3000+ |
| Rating | 4.0 / 5 | 3.2 / 5 |
| Best for | Enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm | Enterprises wanting an Ireland/UK-anchored management consultancy for AI digital transformation |
| Pricing model | Dedicated team, T&M | Retainer, dedicated team |
| Min. engagement | $30K | $60K |
| Primary tech stack | AWS, OpenAI, LangChain | AWS, Azure |
| Industries served | Fintech, SaaS, Healthcare | Fintech, Retail, Healthcare |
Rearc vs Version 1: overview
Rearc
Rearc was founded in 2016 and is headquartered in New York, with roughly 51-100 employees (74 reported directly) across North America, Asia, and Europe. The firm is an engineering-driven services company specializing in accelerating generative AI, data platform, and cloud platform development for enterprises.
Version 1
Version 1 was founded in 1996 and is headquartered in Dublin, Ireland, with additional offices in London, New York, and Chicago, and 3,000+ employees. The firm provides management consulting, managed services, and software development, and positions itself as a leader in AI and digital transformation, partnering with global organizations to adopt AI technology.
Services and capabilities: Rearc vs Version 1
| Capability | Rearc | Version 1 |
|---|---|---|
| Enterprise automation | ✗ | ✓ |
| Agent orchestration | ✗ | ✗ |
| RAG & knowledge agents | ✗ | ✗ |
| Data & analytics agents | ✓ | ✗ |
| LLM integration | ✓ | ✗ |
| Workflow integration | ✓ | ✓ |
Tech stack comparison: Rearc vs Version 1
| Framework / platform | Rearc | Version 1 |
|---|---|---|
| LangChain | ✓ | N/A |
| LangGraph | N/A | N/A |
| AutoGen | N/A | N/A |
| LlamaIndex | N/A | N/A |
| OpenAI | ✓ | N/A |
| Anthropic Claude | N/A | N/A |
| Pinecone | N/A | N/A |
| AWS | ✓ | ✓ |
| Azure | N/A | ✓ |
| Kubernetes | ✓ | N/A |
Pricing comparison: Rearc vs Version 1
| Criterion | Rearc | Version 1 |
|---|---|---|
| Minimum engagement | $30K | $60K |
| Engagement models | Dedicated team, T&M, Fixed project | Retainer, Dedicated team, T&M |
| Rate transparency | Minimum disclosed | Minimum disclosed |
| Price tier | Accessible | Accessible |
Target audience comparison: Rearc vs Version 1
| Dimension | Rearc | Version 1 |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Fintech, SaaS, Healthcare | Fintech, Retail, Healthcare |
| Best use cases | GenAI platform advisory and build, Data platform foundation for agents | Management consulting for AI adoption, Multi-national digital transformation advisory |
| Typical project type | Dedicated team | Retainer |
Rearc vs Version 1: pros and cons
| Rearc | |
|---|---|
| + | Engineering-first culture avoids the strategy-only-advisory pitfall of pure consulting firms |
| + | Focused practice areas (GenAI, data, cloud) rather than broad generalist consulting |
| + | US HQ simplifies contracting for North American enterprise buyers |
| - | Smaller team (51-100) limits capacity for very large multi-region programs |
| - | Younger firm (2016) has a shorter track record than legacy advisory houses |
| Version 1 | |
|---|---|
| + | 28+ years of management consulting and digital transformation history |
| + | 3,000+ employees support sizeable multi-national enterprise programs |
| + | Dublin HQ with London/New York/Chicago offices suits transatlantic enterprise buyers |
| - | Large-firm structure means less boutique-style senior-partner attention on smaller engagements |
| - | AI agent-specific case studies are less prominent than its broader management-consulting portfolio |
Who should choose Rearc?
Rearc is the right choice for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm.
Engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. Minimum engagement starts at $30K. Works best with clients in Fintech, SaaS, Healthcare.
Who should choose Version 1?
Version 1 is the right choice for enterprises wanting an Ireland/UK-anchored management consultancy for AI digital transformation.
Dublin headquarters gives it a distinct Irish/UK/US multinational footprint among this roster's large consultancies. Minimum engagement starts at $60K. Works best with clients in Fintech, Retail, Healthcare.
Decision matrix: Rearc vs Version 1
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | Rearc |
| You need a large dedicated team for an ongoing programme | Rearc |
| Your budget is at the lower end | Rearc |
| You need specialist depth in a specific vertical | Rearc |
| You need staff augmentation or team extension | Neither; consider alternatives that offer staff aug |
| You need consulting before committing to a build | Both may offer discovery engagements |
Use case fit: Rearc vs Version 1
| Use case | Rearc fit | Version 1 fit | Winner |
|---|---|---|---|
| GenAI platform advisory and build | Strong | Limited | Rearc |
| Data platform foundation for agents | Strong | Limited | Rearc |
| Management consulting for AI adoption | Limited | Strong | Version 1 |
| Multi-national digital transformation advisory | Limited | Strong | Version 1 |
| Fixed-price build | Limited | Limited | Both equally |
| Staff augmentation | Limited | Limited | Both equally |
Verdict: Rearc vs Version 1
Rearc (4.0/5) is the stronger overall choice for most AI Agent projects. Engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. It is best for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm.
Version 1 (3.2/5) is the better choice when enterprises wanting an Ireland/UK-anchored management consultancy for AI digital transformation. If your situation matches those criteria, Version 1 is a competitive option.
Related comparisons
Rearc vs Version 1 FAQ
Is Rearc better than Version 1?
Rearc (4.0/5) scores higher overall, but "better" depends on your use case. Rearc is better for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm. Version 1 is better for enterprises wanting an Ireland/UK-anchored management consultancy for AI digital transformation.
How do Rearc and Version 1 differ in pricing?
Rearc uses dedicated team, t&m pricing with a minimum engagement of $30K. Version 1 uses retainer, dedicated team pricing with a minimum engagement of $60K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: Rearc or Version 1?
Rearc is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each consultancy before shortlisting.
What are the main differences between Rearc and Version 1?
Rearc's primary differentiator is: engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. Version 1's primary differentiator is: dublin headquarters gives it a distinct irish/uk/us multinational footprint among this roster's large consultancies. They also differ in team size (51-100 vs 3000+), minimum engagement ($30K vs $60K), and primary industries served (Fintech, SaaS vs Fintech, Retail).