Our agency experts listed the top-tier IT services companies in Washington based on their customer reviews, team size, past projects, average hourly rates and more. Use the search filter to find the best partner for your business needs.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × Washington × Education × Sort by: Top Rated ×Clear Filters
  • Modern IT. Built Secure. Delivered Right.

    Zazz is an IT services company offering managed services, cybersecurity, cloud, AI, and staff augmentation to enterprise clients. It has delivered projects for the Government of Ontario and Seattle Aquarium. Best for enterprises needing a full-stack IT partner across transformation and security...

    Top Services:

    • Mobile App Development
    • IT Services
    • Software Development
    • Staff Augmentation
    • IT Compliance Solution
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    250 - 499
    Average Hourly Rate
    $45/hr
    Portfolios Count
    36 Projects Listed
  • Powerful Tech Products Start-to-End

    Proud 2024 Webby Award winner in the Responsible AI category and winner of the European Technology Awards for App Development in 2021...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Web Design
    • IoT
    • Show more
    Location
    Kirkland, Washington
    Number of Employees
    50 - 99
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    68 Projects Listed
  • Mark your Brand Up

    Global Leader in Mobile App Development & Digital Engineering...

    Top Services:

    • Mobile App Development
    • Software Development
    • Blockchain
    • AI Development
    • IoT
    • Show more
    Location
    Sammamish, Washington
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • The Single Source For Your Business Technology Needs

    Congruent Software, headquartered in Bellevue, WA, delivers software development and IT consulting to global enterprises. With 30+ years and 3,000+ projects, the Microsoft and Salesforce partner specializes in AI, cloud, custom apps, data analytics, Dynamics 365, Salesforce and SharePoint...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Software Testing
    • IT Services
    • Show more
    Location
    Bellevue, Washington
    Number of Employees
    100 - 249
  • Real-Time Data Security. Anywhere, Anytime.

    DataSunrise Inc is a Database & Data security software company. DataSunrise offers homogeneous database security experience in heterogeneous database environments in cloud and on-prem...

    Top Services:

    • IT Services
    Location
    Seattle, Washington
    Number of Employees
    100 - 249
  • We build digital presence that thrives.

    Culture Foundry is a unique agency that specializes in helping clients thrive in the digital space. Their uncommon strengths include delivering exceptional design through component-based systems, expertise in headless content management systems, and 24/7 support with a two-hour response time...

    Top Services:

    • Web Development
    • Web Design
    • Digital Services
    • IT Services
    • Digital Strategy
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $25,000 - $50,000

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