App Modernization & Legacy Migration Agencies

Accenture

100

📍 New Jersey

Global professional services company with 700,000+ employees providing comprehensive cloud migration strategy, implementation, and management services.

Cognizant

100

📍 New Jersey

Global IT services company with extensive cloud migration practice, serving businesses with secure workload transitions across all major platforms.

DXC Technology

100

📍 Virginia

Fortune 500 IT services company providing enterprise-scale cloud migration and modernization services across hybrid and multi-cloud environments.

Hexaware

100

📍 Georgia

Global IT services company providing AI-powered legacy modernization services with proprietary RapidX, Amaze, and Tensai platforms for enterprise transformation.

IBM Consulting

100

📍 New York

Global consulting leader with comprehensive cloud migration services across AWS, Azure, Google Cloud, and Oracle, specializing in enterprise transformations.

Itransition

100

📍 Colorado

Custom software development company offering data analytics, engineering, and AI-driven business solutions.

Kyndryl

100

📍 New York

World's largest IT infrastructure services provider offering mainframe modernization with AI and GenAI capabilities for hybrid cloud transformation.

Mphasis

100

📍 New York

Global IT services company providing legacy application modernization with NeoZeta AI agents and KRYPTON containerization platform for mainframe transformation.

NTT DATA

100

📍 Texas

Global IT services company providing mainframe modernization with AWS Premier Consulting Partner status and proprietary UniKix rehosting software for up to 70% cost savings.

PwC

100

📍 New York

Global professional services firm with extensive cloud migration expertise, partnering with AWS, Azure, and Google Cloud for enterprise transformations.

ScienceSoft

100

📍 Texas

IT consulting and software development company with 22 years in eCommerce, building enterprise solutions for B2B and B2C

Slalom

100

📍 Washington

Modern consulting firm with Slalom Build practice specializing in digital product development and cloud-native application migrations.

Trianz

100

📍 California

Cloud transformation specialist with AI-powered CONCIERTO platform for holistic migration across AWS, Azure, and Google Cloud platforms.

WinWire Technologies

100

📍 California

Microsoft Solutions Partner specializing in application modernization, cloud migration, and AI/ML solutions with deep expertise in Azure and OpenAI technologies.

Improving

97

📍 Texas

Technology consulting company specializing in legacy application modernization with expertise in AWS, Azure, and GCP cloud migrations and proprietary AI-powered Code Explorer tool.

Luxoft

95

📍 New York

Global IT services company providing legacy application modernization services for complex, business-critical systems with expertise in mainframe technologies and custom tool development.

Cloudticity

93

📍 Texas

Healthcare-specialized cloud migration provider with HITRUST certification, focusing exclusively on healthcare and life sciences sectors.

Heirloom Computing

93

📍 California

Mainframe modernization specialist providing 5X faster migration to Java with cloud-native applications and 65-85% cost savings.

Maxima Consulting

93

📍 Illinois

IT consulting firm specializing in legacy system modernization with expertise in code refactoring, containerization, cloud migration, and process automation for enterprise clients.

Simform

93

📍 Florida

Digital engineering company specializing in cloud, data, AI/ML, and custom software development including eCommerce platforms

TSRI

93

📍 Washington

Mainframe modernization specialist with JANUS Studio AI Platform for automated code conversion, refactoring, and documentation with 30 years of proven success.

Astadia

91

📍 Arizona

Mainframe modernization specialist focused on replatforming legacy applications to cloud-ready solutions with typical savings of 60-80%.

Damco Solutions

91

📍 New Jersey

IT services company providing legacy modernization with 400+ applications modernized across healthcare, financial services, and logistics sectors.

Protiviti

91

📍 Illinois

Global consulting firm providing enterprise data, analytics, AI, and advanced analytics strategies with modern data foundations.

CI&T

88

📍 Texas

Digital transformation company providing application modernization services with focus on continuous innovation, cloud-native technologies, and agile delivery.

Applied Information Sciences (AIS)

86

📍 Virginia

Technology consulting company providing software and systems engineering services to government agencies and businesses with application modernization expertise.

Appinventiv

85

📍 New York

Leading mobile app development company with 1200+ professionals delivering digital transformation for Fortune 500 companies globally.

Devox Software

85

📍 New York

Full-cycle software development company offering AI-enhanced legacy application modernization with 30% time savings through AI Solution Accelerator.

Door3

85

📍 New York

Modernizing businesses through AI, data, and innovative software solutions.

Innowise

85

📍 Georgia

Massive IT services provider with 3,000+ professionals and 93% client return rate delivering end-to-end AI with PhD-level data scientists.

ModLogix

85

📍 Texas

Microsoft Gold Partner specializing in legacy system modernization for Visual Basic, Visual FoxPro, .NET Framework, and MS Access applications.

AllianceTek

83

📍 Pennsylvania

Software development company providing legacy modernization and migration services with phased approach minimizing business disruption.

Andersen

83

📍 New York

Full spectrum software development and IT outsourcing for healthcare, finance, and logistics with long-term partnership focus.

Charter Global

83

📍 Georgia

Leading IT solutions provider specializing in digital transformation, custom software development, and enterprise IT consulting since 1997.

Euvic

83

📍 New Jersey

International software company with 6000+ engineers providing legacy application modernization with meticulous talent curation and 100+ specialized teams.

Imaginet

83

📍 Texas

Microsoft Gold Partner providing enterprise application modernization with focus on Azure, containers, DevOps, and cloud connectivity.

Tech.us

83

📍 Connecticut

Software modernization company providing legacy system transformation with focus on agile methodologies and proactive, scalable solutions.

The Intech Group

83

📍 New York

IT services company providing legacy application migration services with 700+ certified integration architects for complex digital landscape transformation.

The Provato Group

83

📍 Illinois

Custom software development agency providing legacy application modernization with focus on cloud-native transformation and cutting-edge technology integration.

RiverMeadow

82

📍 California

Cloud migration and modernization platform company providing unified workload mobility across AWS, Azure, Google Cloud, and hybrid environments.

Compunnel

80

📍 New Jersey

Cloud consulting and migration services provider with presence across 15+ US states offering legacy application modernization and iPaaS solutions.

Innova Solutions

80

📍 Georgia

IT services company providing cloud migration and platform modernization with expertise in legacy application transformation and data center transitions.

Presidio

80

📍 New York

IT solutions provider offering cloud migration services with structured approaches for full-stack migration including applications, infrastructure, and DevOps.

SaM Solutions

80

📍 South Carolina

Software development company providing legacy modernization with focus on cloud migration, code refactoring, and application re-engineering for long-term partnerships.

Sparq

80

📍 Georgia

Software development company providing custom software development and enterprise app modernization with AI capabilities since 2009.

TierPoint

80

📍 Missouri

Infrastructure and managed services provider offering DevOps consulting to accelerate software delivery and optimize cloud operations.

Techminds Group

79

📍 New Jersey

IT consulting firm specializing in application modernization helping businesses transition from legacy systems to modern, cloud-based solutions.

TAFF Inc

76

📍 Texas

IT services company providing mainframe modernization solutions with expertise in cloud integration, business intelligence, and hybrid cloud strategies.

USM Business Systems

76

📍 Virginia

IT solutions company providing cloud migration and application modernization services across Virginia, Texas, California, and New York locations.

ePathUSA

76

📍 Virginia

IT services company providing legacy application modernization with expertise in data migration, cloud solutions, and process automation.