Top AI Development Agencies

Andersen vs LeewayHertz: full comparison for 2026

Quick verdict

Andersen (4.1/5) edges ahead of LeewayHertz (4.1/5) overall. Andersen is the better choice for enterprises wanting AI paired with broad platform engineering. LeewayHertz is the stronger option for buyers wanting broad AI service coverage in one agency. The right choice depends on your project size, budget, and required tech stack.

Andersen vs LeewayHertz: head-to-head summary

Criterion Andersen LeewayHertz
Founded 2007 2007
HQ Warsaw, Poland San Francisco, United States
Team size 3,500+ 150-300
Rating 4.1 / 5 4.1 / 5
Primary differentiator 3,500-plus specialists across 20 global offices with a named AI and data practice Backed by The Hackett Group's consulting network following its 2024 acquisition
Pricing model Dedicated team or retainer Fixed project or dedicated team
Min. engagement Not disclosed Not disclosed
Primary tech stack Python, .NET, Java Python, PyTorch, OpenAI API
Industries served Financial services, Healthcare, Logistics, Automotive Financial services, Healthcare, Retail & e-commerce, Manufacturing

Andersen vs LeewayHertz: overview

Andersen

Andersen was founded in 2007 and lists its headquarters in Warsaw, Poland, with more than 3,500 specialists across 20 office locations and 16 development centers globally. Its technology stack spans .NET, Java, Python, PHP, Go, and mobile and front-end frameworks, with AI and data as a named practice covering AI consulting, machine learning, data engineering, and robotic process integration. Industries served include financial services, healthcare, logistics, automotive, and media, giving the firm broad vertical coverage alongside its AI work.

LeewayHertz

LeewayHertz has operated from San Francisco since 2007, though its ownership changed in September 2024 when The Hackett Group acquired the company. That's relevant to anyone evaluating long-term strategic direction, since the agency now answers to a larger consulting parent. Public employee counts have also shifted, from roughly 300 in earlier reporting to about 182 by mid-2026, worth confirming directly given the volume of content marketing the agency publishes relative to its actual team size.

Services and capabilities: Andersen vs LeewayHertz

Capability Andersen LeewayHertz
Generative AI
Machine learning
AI agents
MLOps
AI consulting
Fixed-price projects
Dedicated team model

Tech stack comparison: Andersen vs LeewayHertz

Framework / platform Andersen LeewayHertz
Python
PyTorch N/A
TensorFlow N/A N/A
LangChain N/A
AWS
Azure
Kubernetes N/A N/A

Pricing comparison: Andersen vs LeewayHertz

Criterion Andersen LeewayHertz
Minimum engagement Not disclosed Not disclosed
Engagement models Dedicated team, Retainer Fixed project, Dedicated team
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Andersen vs LeewayHertz

Dimension Andersen LeewayHertz
Best company size Startup to mid-market Startup to mid-market
Best industries Financial services, Healthcare, Logistics Financial services, Healthcare, Retail & e-commerce
Best use cases Running an AI initiative that needs to plug into an existing multi-technology enterprise stack., Adding robotic process integration alongside a machine learning project. Consolidating several AI workstreams under one vendor relationship., Working with an agency backed by a larger consulting parent for enterprise credibility.
Typical project type Dedicated team Fixed project

Andersen vs LeewayHertz: pros and cons

Andersen
+ Large global footprint (20 offices, 16 development centers) supports concurrent enterprise programs.
+ Named AI and data practice, not a generic add-on to broader software services.
+ Nearly two decades of software delivery history across multiple technology stacks.
+ Vertical coverage spans financial services, healthcare, logistics, and automotive.
- AI is one practice area within a much larger, multi-stack engineering business
- Scale typically means a more formal sales and onboarding process than boutique firms
LeewayHertz
+ Broad coverage across generative AI, machine learning, and AI agents under one agency.
+ The Hackett Group acquisition adds access to a larger consulting and benchmarking network.
+ Close to two decades of operating history predating the current AI boom.
+ High volume of published technical content makes its approach easy to evaluate before hiring.
- Now owned by The Hackett Group as of 2024, which may shift long-term positioning
- Reported headcount has roughly halved across recent public data, worth confirming directly

Who should choose Andersen?

A typical fit: running an AI initiative that needs to plug into an existing multi-technology enterprise stack.

3,500-plus specialists across 20 global offices with a named AI and data practice. Minimum engagement is not publicly disclosed. Works best with clients in Financial services, Healthcare, Logistics, Automotive.

Who should choose LeewayHertz?

A typical fit: consolidating several AI workstreams under one vendor relationship.

Backed by The Hackett Group's consulting network following its 2024 acquisition. Minimum engagement is not publicly disclosed. Works best with clients in Financial services, Healthcare, Retail & e-commerce, Manufacturing.

Decision matrix: Andersen vs LeewayHertz

Your situation Recommended choice
You need full-ownership delivery on a defined project scope LeewayHertz
You need a large dedicated team for an ongoing programme Andersen
Your budget is at the lower end Compare: Andersen (Not disclosed) vs LeewayHertz (Not disclosed)
You need specialist depth in a specific vertical Andersen
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Andersen

Use case fit: Andersen vs LeewayHertz

Use case Andersen fit LeewayHertz fit Winner
Running an AI initiative that needs to plug into an existing multi-technology enterprise stack. Strong Limited Andersen
Adding robotic process integration alongside a machine learning project. Strong Limited Andersen
Consolidating several AI workstreams under one vendor relationship. Limited Strong LeewayHertz
Working with an agency backed by a larger consulting parent for enterprise credibility. Limited Strong LeewayHertz
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Andersen vs LeewayHertz

Andersen (4.1/5) is the stronger overall choice for most AI Development projects. 3,500-plus specialists across 20 global offices with a named AI and data practice.

LeewayHertz (4.1/5) is worth a look if you need working with an agency backed by a larger consulting parent for enterprise credibility. If your situation matches that, LeewayHertz is a competitive option.

Related comparisons

Andersen vs LeewayHertz FAQ

Is Andersen better than LeewayHertz?

Andersen (4.1/5) scores higher overall, but "better" depends on your use case. Andersen's strongest advantage: large global footprint (20 offices, 16 development centers) supports concurrent enterprise programs. LeewayHertz's strongest advantage: broad coverage across generative AI, machine learning, and AI agents under one agency.

How do Andersen and LeewayHertz differ in pricing?

Andersen uses dedicated team or retainer pricing. LeewayHertz uses fixed project or dedicated team pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Andersen or LeewayHertz?

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 agency before shortlisting.

What are the main differences between Andersen and LeewayHertz?

Andersen's primary differentiator is: 3,500-plus specialists across 20 global offices with a named AI and data practice. LeewayHertz's primary differentiator is: backed by The Hackett Group's consulting network following its 2024 acquisition. They also differ in team size (3,500+ vs 150-300), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Financial services, Healthcare vs Financial services, Healthcare).

Verify all details directly with each agency before making a decision.