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Top IT Services Companies in the USA

871 IT service providers ranked by rating, review volume and listing quality.

IT services is the broadest label in this directory and covers, at different firms, entirely different work: managed infrastructure and helpdesk, project-based software delivery, cloud migration, security, procurement, or some combination sold as one relationship. Two providers under this heading may have almost nothing in common.

Because the label is wide, the useful filter is the engagement model rather than the capability list. Is this a retained relationship with a service-level agreement and a monthly cost, or project work quoted per piece? Who is accountable when something breaks at two in the morning, and what does the contract actually promise? A provider that answers those precisely is describing a real service; one that answers in capabilities is describing a brochure.

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Between them, the 600 best-ranked of these 871 IT service providers cover web development (463), web design (434), eCommerce (355) and iOS app (310). They also list work in United Kingdom. 594 of them have written a profile you can read before you get in touch.

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Semarchy
Software Development · E-Commerce Development · Big Data
Semarchy is making MDM exciting again. Our founders have a long history of delivering innovation in Data Integration.
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NICE Ltd
iOS App · Software Development · Big Data
NICE (NASDAQ: NICE) is the worldwide leader of software solutions that deliver strategic insights by capturing and analyzing mass quantities of structured and unstructured data in…
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Sonatype
Software Development · E-Commerce Development · Network Security
The Sonatype journey started 10 years ago, just as the concept of “open source” software development was gaining steam.
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Antuit
Social Media Marketing · Web Development · Web Design
We are the leader in AI-powered Demand Forecasting and Shaping cloud solutions for Retail and Consumer Goods companies.
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Lexmark
Web Development · Web Design · UI/UX Design
Lexmark creates innovative imaging solutions and technologies that help customers in more than 170 countries worldwide print, secure and manage information with ease, efficiency…
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Matrix IFS
Web Development · Web Design · UI/UX Design
Matrix International Financial Services is a leading global specialist, providing business and technology solutions specifically for the complex needs of the global Financial…
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Ivanti
Web Development · Web Design · iOS App
Ivanti unifies IT processes and security operations to better manage and secure the digital workplace.
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Scality
AR & VR · Web Development · Software Development
At Scality, we give freedom and control to people to create value with data.
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Actifio
Web Development · Web Design · iOS App
Actifio virtualizes the data that’s the lifeblood of businesses in more than 30 countries around the world.
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Rolustech
Web Development · Web Design · iOS App
Rolustech is a full-service SugarCRM and Salesforce Partner firm. We specialize in developing state of the art CRM, Web, and Mobile Solutions.
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Avineon
Web Development · Web Design · WordPress
An SEI-CMMI Maturity Level 3 and ISO 9001:2015 registered firm founded in 1992, Avineon, Inc.
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Netcracker Technology
Web Development · Web Design · iOS App
We are a forward-looking software company, offering mission-critical solutions to service providers around the globe.
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HashiCorp
Web Development · Web Design · iOS App
HashiCorp was founded by Mitchell Hashimoto and Armon Dadgar in 2012 with the goal of revolutionizing datacenter management: application development, delivery, and maintenance.
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Incedo Inc.
Software Development · Data Science · Business Intelligence
Incedo is a Bay Area headquartered, consulting, analytics and technology services firm.
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The IT Nation
Web Development · Web Design · UI/UX Design
Born out of a single software solution designed to help MSPs gain control of their help desk and billing, ConnectWise has grown into a robust platform of software built for…
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Zones, LLC
Web Development · Web Design · iOS App
Zones, LLC, is a $2 billion global IT solutions provider committed to helping businesses complete their digital transformation.
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GlobalServe, Inc
Web Development · Web Design · UI/UX Design
GlobalServe, a member of the Connection family of companies, streamlines global IT procurement and offers unrivaled value to customers around the world.
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Varonis
Web Development · Web Design · iOS App
Varonis is a pioneer in data security and analytics, fighting a different battle than conventional cybersecurity companies.
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AppViewX
Web Development · Web Design · UI/UX Design
AppViewX is the most advanced certificate management and key lifecycle automation platform.
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Xytech Systems
Web Development · Web Design · UI/UX Design
For 30 years, Xytech has simplified the complex operations of broadcasters and media facilities.
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TroonDx
Software Development · Big Data · Data Analytics
TroonDx (a Hyperledger General Member) is a Blockchain-based SaaS platform that offers micro-solutions that can be integrated with an existing system to reap the benefits of…
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IP Infusion
Software Development · Data Science · IT Networking
IP Infusion, the leader in disaggregated networking solutions, delivers the best network OS for white box and network virtualization.
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Kaseya
Software Development · Automation Engineer · SaaS
At Kaseya we are a customer-first team, working to bring solutions that make the lives of IT leaders around the globe easier and more predictable.
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CustomerXPs
Artificial Intelligence - AI · iOS App · Software Development
Harnessing the combined power of Automation, AI, Decision Sciences & Real-time Decisions, Clari5 is processing over 10 billion transactions, manages over 500 million accounts and…
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Top IT Services Companies in the USA

Semarchy

NICE Ltd

Sonatype

Antuit

Lexmark

Matrix IFS

Ivanti

Scality

Actifio

Rolustech

Avineon

Netcracker Technology

HashiCorp

Incedo Inc.

The IT Nation

Zones, LLC

GlobalServe, Inc

Varonis

AppViewX

Xytech Systems

TroonDx

IP Infusion

Kaseya

CustomerXPs

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