Best ML Development Services

LeewayHertz vs Andersen: full comparison for 2026

Last updated: July 2026

Quick verdict

LeewayHertz (4.2/5) edges ahead of Andersen (3.7/5) overall. LeewayHertz is the better choice for enterprises that want AI consulting backed by a publicly traded management-consulting parent (The Hackett Group).. Andersen is the stronger option for enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.).. The right choice depends on your project size, budget, and required tech stack.

LeewayHertz vs Andersen: head-to-head summary

Criterion LeewayHertz Andersen
Founded 2007 2007
HQ San Francisco, California, United States Warsaw, Poland
Team size 200–300 3,600+
Rating 4.2 / 5 3.7 / 5
Best for Enterprises that want AI consulting backed by a publicly traded management-consulting parent (The Hackett Group). Enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.).
Pricing model Project-based, retainer Time & materials, dedicated team
Min. engagement Not published Not published
Primary tech stack Python, LangChain, Hugging Face Python, .NET, Java
Industries served FinTech, Healthcare, Manufacturing, Retail & E-commerce FinTech, Healthcare, Retail & E-commerce, Manufacturing

LeewayHertz vs Andersen: overview

LeewayHertz

LeewayHertz was founded in 2007 by Akash Takyar and Viresh Bhathia and is headquartered in San Francisco, combining strategic AI advisory with engineering delivery and proprietary AI platforms. On September 23, 2024, LeewayHertz was acquired by The Hackett Group, a publicly traded management consulting firm, giving it access to Hackett's enterprise client relationships. Reported employee counts range from roughly 194 to 300, and as with any recently acquired firm, prospective clients should verify current team continuity.

Andersen

Andersen was founded in 2007 by Alexandr Khomich, with Alexandr Orlov as co-founder/CTO and Alexandr Grigoryev as CEO, and is headquartered in Warsaw, Poland with additional presence in Krakow. The company employs more than 3,600 in-house developers, QA engineers, business analysts, designers, project managers, DevOps, and security specialists across 20 office locations and 16 development centers, with a technology stack spanning .NET, Java, Python, PHP, Go, mobile, and front-end frameworks alongside AI consulting, machine learning, and data engineering. Its AI/data practice sits within a much broader general software-engineering portfolio.

Services and capabilities: LeewayHertz vs Andersen

Capability LeewayHertz Andersen
Custom ML Models
Computer Vision
NLP
MLOps
Generative AI
AI Consulting

Tech stack comparison: LeewayHertz vs Andersen

Framework / platform LeewayHertz Andersen
TensorFlow N/A N/A
PyTorch N/A N/A
AWS
Azure
Google Cloud N/A N/A
LangChain N/A
Hugging Face N/A
Kubernetes N/A N/A

Pricing comparison: LeewayHertz vs Andersen

Criterion LeewayHertz Andersen
Minimum engagement Not published Not published
Engagement models Project-based, Retainer, Dedicated team Dedicated team, Time & materials, Staff augmentation
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: LeewayHertz vs Andersen

Dimension LeewayHertz Andersen
Best company size Startup to mid-market Startup to mid-market
Best industries FinTech, Healthcare, Manufacturing FinTech, Healthcare, Retail & E-commerce
Best use cases Enterprise wants AI consulting from a firm now backed by a publicly traded management consultancy., Company needs generative AI or AI agent development with proprietary platform accelerators. Enterprise wants AI consulting bundled with broad general software engineering (.NET, Java, mobile) from one vendor., Company needs a large, multi-language development team where AI/ML is one of several needed capabilities.
Typical project type Project-based Dedicated team

LeewayHertz vs Andersen: pros and cons

LeewayHertz
+ 17 years of AI/software delivery history since 2007, well-established before its 2024 acquisition.
+ Now backed by The Hackett Group, a publicly traded management consulting firm, adding financial stability and enterprise client access.
+ Proprietary AI platform assets built pre-acquisition can shorten delivery timelines for common use cases.
- September 2024 acquisition by The Hackett Group is recent enough that integration effects on pricing and delivery team stability are still unfolding.
- Employee-count sources disagree meaningfully (194 vs. 300), so confirm current AI-delivery headcount directly.
Andersen
+ 3,600+ in-house experts across 20 office locations and 16 development centers gives it substantial delivery flexibility.
+ 17 years of company history (since 2007) with a broad, multi-language technology stack beyond AI alone.
+ AI-powered robotic integration line suggests genuine applied AI work beyond pure software consulting.
- AI consulting and ML are a smaller practice within a much broader general software-engineering portfolio (.NET, Java, PHP, Go, mobile).
- Reported HQ city varies between Warsaw and Krakow across sources — confirm the primary contracting entity.
- At 3,600+ employees, clients should confirm they're assigned a genuinely AI-specialized pod, not general developers relabeled for the engagement.

Who should choose LeewayHertz?

LeewayHertz is the right choice for enterprises that want AI consulting backed by a publicly traded management-consulting parent (The Hackett Group)..

AI consultancy now operating as a Hackett Group company, combining startup-era agility with public-company backing.. Minimum engagement starts at Not published. Works best with clients in FinTech, Healthcare, Manufacturing, Retail & E-commerce.

Who should choose Andersen?

Andersen is the right choice for enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.)..

3,600+ in-house experts across 20 office locations, giving it exceptional breadth across programming languages and delivery models.. Minimum engagement starts at Not published. Works best with clients in FinTech, Healthcare, Retail & E-commerce, Manufacturing.

Decision matrix: LeewayHertz vs Andersen

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Both offer fixed-price models
You need a large dedicated team for an ongoing programme LeewayHertz
Your budget is at the lower end Compare: LeewayHertz (Not published) vs Andersen (Not published)
You need specialist depth in a specific vertical LeewayHertz
You need production MLOps support after model launch Both offer MLOps support
You need consulting before committing to a build LeewayHertz

Use case fit: LeewayHertz vs Andersen

Use case LeewayHertz fit Andersen fit Winner
Enterprise wants AI consulting from a firm now backed by a publicly traded management consultancy. Strong Strong Both equally
Company needs generative AI or AI agent development with proprietary platform accelerators. Strong Strong Both equally
Enterprise wants AI consulting bundled with broad general software engineering (.NET, Java, mobile) from one vendor. Strong Strong Both equally
Company needs a large, multi-language development team where AI/ML is one of several needed capabilities. Strong Strong Both equally
Fixed-scope ML build Limited Limited Both equally
Ongoing model retraining Limited Limited Both equally

Verdict: LeewayHertz vs Andersen

LeewayHertz (4.2/5) is the stronger overall choice for most Machine Learning Development projects. AI consultancy now operating as a Hackett Group company, combining startup-era agility with public-company backing.. It is best for enterprises that want AI consulting backed by a publicly traded management-consulting parent (The Hackett Group)..

Andersen (3.7/5) is the better choice when enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.).. If your situation matches those criteria, Andersen is a competitive option.

Related comparisons

LeewayHertz vs Andersen FAQ

Is LeewayHertz better than Andersen?

LeewayHertz (4.2/5) scores higher overall, but "better" depends on your use case. LeewayHertz is better for enterprises that want AI consulting backed by a publicly traded management-consulting parent (The Hackett Group).. Andersen is better for enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.)..

How do LeewayHertz and Andersen differ in pricing?

LeewayHertz uses project-based, retainer pricing with a minimum engagement of Not published. Andersen uses time & materials, dedicated team pricing with a minimum engagement of Not published. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: LeewayHertz or Andersen?

LeewayHertz 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 LeewayHertz and Andersen?

LeewayHertz's primary differentiator is: ai consultancy now operating as a hackett group company, combining startup-era agility with public-company backing.. Andersen's primary differentiator is: 3,600+ in-house experts across 20 office locations, giving it exceptional breadth across programming languages and delivery models.. They also differ in team size (200–300 vs 3,600+), minimum engagement (Not published vs Not published), and primary industries served (FinTech, Healthcare vs FinTech, Healthcare).

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