Our industry experts selected the top IT services companies in Seattle. Compare them by the range of services offerings, portfolios, reviews, clients, case studies, hourly rates, and more to find the right 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 × Seattle × Legal ×Clear Filters
  • AI-Native, Business-Ready Development Services. Engineered to Scale

    At Mobcoder AI, certified engineers and data scientists help you identify high-ROI AI use cases and operationalize them at scale. With 150+ deployments, CMMI Level 3 certification and 12+ years of experience, we build AI solutions governed by design and model-agnostic frameworks...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • Web Development
    • VR/AR
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed
  • Where IT Means Business

    ISOutsource delivers managed IT services, cybersecurity, cloud solutions, and IT consulting that help businesses simplify technology, reduce risk, and improve performance. Our proactive experts align IT with your business goals to support secure, scalable growth...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    Location
    Seattle, Washington
    Number of Employees
    100 - 249
  • TECHNOLOGY PARTNER FOR INNOVATIVE COMPANIES

    While modern technologies change our world, we help companies with innovative technologies. From E-Commerce to Fintech, from Machine Learning Development to Blockchain - we’ve got the necessary expertise to help you deliver your product on time and within the budget...

    Top Services:

    • Software Development
    • IT Services
    • IoT
    • eCommerce Development
    • Cybersecurity
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed
  • Enterprise-grade IT Local Service No Corporate Overhead

    Managed IT services for Seattle and Tacoma businesses. 24/7 monitoring, cybersecurity, Microsoft 365 administration, and workflow automation...

    Top Services:

    • IT Services
    • Managed Services
    • Cloud Consulting
    Location
    Seattle, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
  • IT, Business, BPO, Audit, Tax and Advisory are just the beginning.

    Grant Thornton LLP (US) is an IT, project management, audit, tax, AgTech, and BPO company headquartered in Chicago, Illinois with over 50 U.S. offices and access to a global network or member firms in over 135 countries. We offer a broad range of services in strategy and consulting, operations, technology and...

    Top Services:

    • Accounting
    • Business Consulting
    • Market Research
    • HR Outsourcing
    • Software Development
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Collaborating for Lasting Impact in Business Consulting

    Join us at Deloitte, where we believe that our collective influence is the cornerstone of our value. With a rich legacy spanning over 175 years and a global network encompassing 150 countries, we empower remarkable achievements, solve complex problems, and drive meaningful progress for clients, professionals...

    Top Services:

    • Business Consulting
    • Accounting
    • HR Outsourcing
    • Big Data Analytics
    • CRM Consulting
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
  • Business & Technology Solutions

    Withum can be the new business advisor relationship you need to inspire innovation for your growth and success. Experience a fresh perspective on embracing what you’ve learned and refocusing your business strategy to thrive in an evolving, complex business environment. Whether you’re looking to strengthen...

    Top Services:

    • Accounting
    • HR Outsourcing
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    1000 & Up
  • Building A Better Working World

    EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders...

    Top Services:

    • Business Consulting
    • HR Outsourcing
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    1000 & Up

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Agencies vetted
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2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

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Agencies verified
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