Top 100 IT Services Companies in Seattle
The Best of December 2025Looking for a top IT services company in Seattle?
IT services set the pace of how fast your company will scale. With a good IT infrastructure in place, you can save time and resources, secure your data and assets, and improve your customer service. It may seem costly at first glance, but the ROI is more than worth it.
Get in touch with Seattle’s leading IT services companies on The Manifest. Cut through the options as you browse through these service providers’ client reviews, awards, and profiles.
List of the Best Seattle IT Companies
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$10,000+50 - 249 employeesL'viv, UkraineRead More
Founded in 2019, Uinno is an artificial intelligence firm. The midsize team specializes in Artificial Intelligence, Custom Software Development, Low/No Code Development, UX/UI Design, and more. The company is based in L'viv, Ukraine; Tallinn, Estonia; Kingston upon Thames, England and Zaporizhzhia, Ukraine.
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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31Undisclosed2 - 9 employeesSeattle, WAArcTechOne is a Seattle, Washington-based IT managed services company. The agency focuses on IT managed services, Cybersecurity, IT strategy consulting, AI Consulting, and more and is small.The agency was founded in 2022.Read More
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32$25,000+50 - 249 employeesBellevue, WARead More
Redtech is a custom software development firm. They are located in Bellevue, Washington and have a midsize team. Their services include custom software development, non-voice bpo/back office services, digital strategy, web development, and more. The agency was established in 1995.
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33$1,000+50 - 249 employeesSeattle, WAMagna5, an IT managed services company, was established in 2015. The team specializes in IT managed services and is headquartered in Frisco, Texas and New York, New York.Read More
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34$5,000+2 - 9 employeesHarrow, EnglandRead More
Testdel UK Ltd. Is a small application testing company. Launched in 2015, the team provides application testing, IT managed services, IT strategy consulting, and other IT consulting and SI. The firm is located in Harrow, United Kingdom and Chandigarh, India.
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35$5,000+50 - 249 employeesRedmond, WAIT strategy consulting company ABCloudz is in Redmond, Washington. They focus on IT strategy consulting and cloud consulting & SI and were launched in 2021.Read More
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36$5,000+10 - 49 employeesBellevue, WARead More
DimensionalMechanics, Inc is an AI company located in Bellevue, Wash. Founded in 2015, they have 14 employees specializing in making AI scalable for small, mid-size and global companies typically in healthcare and IT. Services include software development, cloud consulting, AI platforms, and machine learning.
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37$5,000+10 - 49 employeesBellevue, WARead More
Scalex Technology Solutions is a digital agency founded in Bellevue, Wash. in 2015 with fewer than 50 employees. They specialize in cloud consulting, mobile app development, and custom software development for clients in the fields of education, financial, and IT services.
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World VisionIndustries
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38Undisclosed50 - 249 employeesBellevue, WAWicresoft, an IT strategy consulting company, offer IT strategy consulting and BI & big data consulting & SI. They were founded in 2002.Read More
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39$10,000+10 - 49 employeesSeattle, WAResponse Labs Inc. Is a CRM consulting and SI company. Launched in 2014, their team focuses on CRM consulting and SI and Digital Strategy.Read More
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40$5,000+10 - 49 employeesBellevue, WARead More
Truu Digital, a website development company, was established in 2012. The small Bellevue, Washington-based team provides web development, conversion optimization, CRM consulting and SI, digital strategy, and more.
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41$10,000+10 - 49 employeesEdmonton, CanadaDura Digital, an IT managed services company, is located in Edmonton, Canada; Montevideo, Uruguay and Seattle, Washington. Launched in 2020, the small team offers IT managed services, IT staff augmentation, web development, and mobile app development.Read More
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42$1,000+10 - 49 employeesSeattle, WALaunched in 2003, EXP Technical is an IT managed services company. The small team specializes in IT managed services and cloud consulting & SI.Read More
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43$5,000+250 - 999 employeesBellevue, WAAkvelon is a business intelligence company. Based in Bellevue, Washington, their team provides BI & big data consulting & SI and cloud consulting & SI.Read More
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44$1,000+10 - 49 employeesSeattle, WARead More
Commerce9 FZCO is an e-commerce development firm. They are in دبي, United Arab Emirates and Kochi, India and have a small team. Their services include e-commerce development, cloud consulting & SI, and mobile app development. The company was established in 2019.
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45Undisclosed10 - 49 employeesBellevue, WAWali, a small social media marketing agency, is headquartered in Bellevue, Washington. They provide social media marketing, BI & big data consulting & SI, Artificial Intelligence, and ai consulting and were founded in 2020.Read More
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46Undisclosed250 - 999 employeesBellevue, WASEI, an IT strategy consulting company, was founded in 1992. The team focuses on IT strategy consulting and Business Consulting.Read More
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47$5,000+10 - 49 employeesKirkland, WARead More
Based in Kirkland, Wash., ITIRRA is a boutique technology consulting firm. Since 2008, their team of 12 has been specializing in web development, mobile app development, IT strategy consulting, and more.
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Sports Aptitude -
48Undisclosed50 - 249 employeesIssaquah, WAIn Issaquah, Washington, FluentPro Software Corporation is an IT strategy consulting company. The team specializes in IT strategy consulting and BI & big data consulting & SI.Read More
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49$5,000+50 - 249 employeesSeattle, WARead More
Forum One is a full-service digital design firm that was founded in 1997. The company has more than 100 employees in Alexandria, Va., Washington, D.C., and Seattle. Forum One offers web design, UX/UI design, web development, branding, and other digital services for mainly nonprofits and government agencies.
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Smithsonian Institution (National Museum of African American History & CultureIndustries
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50$50,000+1,000 - 9,999 employeesSeattle, WAWest Monroe is a cloud consulting & SI company. They offer cloud consulting & SI and CRM consulting and SI and were established in 2002.Read More
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51$1,000+50 - 249 employeesSeattle, WAIT strategy consulting company Greene Information Systems was launched in 2012. In Seattle, Washington, the team offers IT strategy consulting and BI & big data consulting & SI.Read More
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52Undisclosed1,000 - 9,999 employeesSeattle, WAARC Document Solutions is a large Digital Strategy company based in Gainesville, Florida and Costa Mesa, California. The team provides Digital Strategy and IT managed services.Read More
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53$1,000+2 - 9 employeesSeattle, WACreativeTechs, an IT managed services company, is in Seattle, Washington and Kingston, Washington. Their services include IT managed services and IT strategy consulting.Read More
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54Undisclosed10 - 49 employeesSeattle, WAPipeline CRM is a CRM consulting and SI company. The agency is in Seattle, Washington. Their team offers CRM consulting and SI and Sales Outsourcing.Read More
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55$10,000+250 - 999 employeesBellevue, WAConfiz, an IT staff augmentation company, is in Bellevue, Washington and Dubai, United Arab Emirates. Launched in 2005, the team offers IT staff augmentation and ERP consulting and SI.Read More
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56$100,000+50 - 249 employeesSeattle, WA2nd Watch is a Seattle, Washington-based cloud consulting & SI and IT managed services company. Their services include cloud consulting & SI and IT managed services.Read More
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57$1,000+10 - 49 employeesTukwila, WAFounded in 2001, Wowrack, a small IT managed services company, is based in Tukwila, Washington. Their services include IT managed services and Cybersecurity.Read More
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58$1,000+50 - 249 employeesSeattle, WAIT managed services company Synergy IT Solutions Group specializes in IT managed services and Staffing. They are in Mississauga, Canada and Toronto, Canada.Read More
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59$10,000+50 - 249 employeesSeattle, WALunavi, a custom software development company, offers Custom Software Development and cloud consulting & SI. The agency is located in Cheyenne, Wyoming and Omaha, Nebraska.Read More
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60$1,000+10 - 49 employeesSeattle, WACloud1iT IT Services | Managed IT Support Company Seattle | TV Mounting Seattle | Smart Home | Home Theater | Network Cabling is an IT managed services company. Their team offers IT managed services.Read More
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