Top 100 IT Services Companies in Seattle
The Best of December 2024
Looking 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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Featured providers
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- $5,000+
- 50 - 249 employees
- Gaithersburg, MD
DesignDATA is an IT managed services company established in 1979. The company specializes in IT managed services, cloud consulting & SI, and IT strategy consulting and has a midsize team. The company is based in Gaithersburg, Maryland.
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- $25,000+
- 250 - 999 employees
- Los Angeles, CA
Nearsure is an IT staff augmentation company. The midsize Los Angeles, California-based team offers IT staff augmentation, IT strategy consulting, IT managed services, Custom Software Development, and more. The firm was founded in 2018.Read MoreIndustries
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1
- $10,000+
- 50 - 249 employees
- Bellevue, WA
In Saint Helier, Jersey; St Peter Port, Guernsey; Coventry , United Kingdom and Leicester , United Kingdom, Calligo is a cloud consulting & SI company. They offer cloud consulting & SI, Artificial Intelligence, and BI & big data consulting & SI and were established in 2010.Read MoreClients
- Microsoft
Industries
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2
- $25,000+
- 50 - 249 employees
- Issaquah, WA
OntargIT is an ERP consulting and SI company launched in 2009. They are headquartered in Kyiv, Ukraine; Issaquah, Washington and Québec, Canada and have a midsize team. Their services include ERP consulting and SI, CRM consulting and SI, and BI & big data consulting & SI.
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3
- $10,000+
- 10,000+ employees
- Bellevue, WA
Beyondsoft Consulting is a business IT and consulting company based in Bellevue, Wash., with offices in Torrance, Calif.; Singapore; Beijing; Noida, India; and Kyiv, Ukraine. The company, founded in 1995, has more than 10,000 employees and provides BI & big data consulting & SI, cloud consulting & SI, IT strategy consulting, custom software development, and enterprise app modernization services. Beyondsoft Consulting serves enterprise and mid-market companies in various industries that include IT, automotive, and financial services.
Clients
- HP
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4
- $10,000+
- 2 - 9 employees
- Seattle, WA
Strong CRM is a CRM consulting and SI company located in Seattle, Washington. The small agency was established in 2022. Their team offers CRM consulting and SI and cloud consulting & SI.
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5
- Undisclosed
- 10 - 49 employees
- Seattle, WA
CyberStreams, an IT strategy consulting company, was founded in 1999. The small team specializes in IT strategy consulting, cybersecurity, IT managed services, and other IT consulting and SI. The company is located in Seattle, Washington.
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6
- $5,000+
- 10 - 49 employees
- Renton, WA
Pact-One Solutions, LLC, a IT managed services company, is headquartered in Las Vegas, Nevada; San Diego, California; Pasadena, California and Lake Oswego, Oregon. The small team focuses on IT managed services, cybersecurity, IT strategy consulting, other IT consulting and SI, and more and was founded in 2003.
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7
- $1,000+
- 10 - 49 employees
- Bellevue, WA
Fractional CMO is a marketing automation agency with offices in Hyderabad, India and Seattle. Founded in 2017, they comprise 13 employees specializing in content marketing, social media, lead generation, SEO, online branding, and CRM. They work with small and midmarket businesses, primarily in IT, real estate, and manufacturing.
Clients
- Aviso
Industries
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8
- $1,000+
- 50 - 249 employees
- Bothell, WA
IT managed services company ISOutsource is headquartered in Bothell, Washington; Beaverton, Oregon; Spokane, Washington and Phoenix, Arizona. The firm offers IT managed services, cybersecurity, cloud consulting & SI, IT strategy consulting, and more and is midsize.The firm was launched in 1992.
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9
- $5,000+
- 50 - 249 employees
- Kent, WA
BlackPoint IT is an IT services company headquartered in Kent, Wash., with a second office in Portland, Ore. It was founded in 1977 and now has a team of about that provides IT managed services, IT strategy consulting, and cloud consulting & SI for small and mid-market businesses in the legal, healthcare, and finance industries.
Clients
- Seaport Steel
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10
- $100,000+
- 250 - 999 employees
- Seattle, WA
Founded in 2007, Theorem is a software development firm. The midsize team specializes in custom software development, ux/ui design, IoT development, IT strategy consulting, and more. The company is based in Los Angeles, California; Santa Monica, California; New York, New York and San Francisco, California.
Clients
- AT&T
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11
- Undisclosed
- 10 - 49 employees
- Tukwila, WA
Launched in 2009, Fuse Networks is a IT managed services company. The firm focuses on IT managed services, unified communications consulting & SI, and IT strategy consulting and has a small team.Read MoreIndustries
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12
- $1,000+
- 50 - 249 employees
- Seattle, WA
Nuvodia is a Spokane, Washington-based IT managed services company. The midsize team focuses on IT managed services, IT staff augmentation, cybersecurity, and other IT consulting and SI. The firm was launched in 2012.
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13
- $10,000+
- 250 - 999 employees
- Bellevue, WA
Affirma Consulting is a full-service technology consulting agency. Founded in 2001, Affirma Consulting is based in Seattle, WA with additional offices in Los Angeles, CA, India, Ireland, and Reno, NV. The team of 200+ focuses on consulting for Business Intelligence (BI), Sharepoint, Salesforce, and customer relationship management (CRM) software, they also offer design, marketing, and mobile and web development.
Clients
- Microsoft
Industries
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14
- Undisclosed
- 10 - 49 employees
- Bellevue, WA
Sparta Services LLC is an IT managed services company. They are in Bellevue, Washington and have a small team. Their services include IT managed services, CRM consulting and SI, IT strategy consulting, cloud consulting & SI, and more.Read MoreIndustries
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15
- $25,000+
- 50 - 249 employees
- Seattle, WA
Mobcoder is a software development company based in Seattle. They also have an office in Noida, India. Founded in 2014, their team of 40 employees provides mobile app development, custom software, and web development services to its midmarket and small business clients. They also serve enterprise clients.
Clients
- General mills
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16
- $10,000+
- 50 - 249 employees
- Kirkland, WA
AccelOne is an IT strategy consulting company. The midsize Kirkland, Washington-based agency was established in 2013. Their services include IT strategy consulting, IT managed services, Custom Software Development, Web Development, and more.Read MoreClients
- Xapo
Industries
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17
- $1,000+
- 1,000 - 9,999 employees
- Bellevue, WA
Insight Global is a Staffing company launched in 2001. The company specializes in Staffing and BI & big data consulting & SI.Read MoreIndustries
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18
- $1,000+
- 250 - 999 employees
- Seattle, WA
Headquartered in South Jordan, Utah; Roseville, California; Elk Grove, California and Seattle, Washington, Executech is an IT managed services company. The midsize firm was established in 1999. Their services include IT managed services, cloud consulting & SI, cybersecurity, IT strategy consulting, and more.
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19
- $10,000+
- 2 - 9 employees
- Seattle, WA
Sayenko Design is a web design and development agency that specializes in the Shopify platform. The company has about four employees and was founded in 2009. Based in Seattle, Sayenko Design supports small- to medium-sized businesses. They focus on WordPress, PHP, and SQL. Other services include online marketing, branding.
Clients
- Erickson
Industries
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20
- Undisclosed
- 50 - 249 employees
- Bellevue, WA
Founded in 2010, WaferWire Cloud Technologies is located in Bellevue, Wash. Their team of about 50 employees provides web design, graphic design, and ERP consulting and SI services.
Clients
- Treasury Curve
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21
- Undisclosed
- 50 - 249 employees
- Seattle, WA
Smashing Ideas is a mobile app development company that offers an array of services such as UI/UX design, web design, data strategy and analytics, and quality assurance and testing. Since its founding in 1996, Smashing Ideas has grown to over 50 employees who are passionate, curious, and creative.
Clients
- ReachNow
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22
- $10,000+
- 50 - 249 employees
- Bellevue, WA
Virtuosity Consulting, a custom software development firm, was launched in 2008. They are located in Bellevue, Washington and Navi Mumbai, India and have a midsize team. Their services include custom software development, IT managed services, enterprise app modernization, web development, and more.
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23
- $5,000+
- 50 - 249 employees
- Seattle, WA
ProCogia is a data analysis solutions company based in Vancouver, Canada, with an office in Seattle. The company, founded in 2013, has a team of around 75 that provides AI, BI & big data consulting & SI, cloud consulting & SI, custom software development, and IoT development services. ProCogia serves small and mid-market companies in various industries.
Clients
- T-Mobile
Industries
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24
- Undisclosed
- 50 - 249 employees
- Bellevue, WA
Metia, Inc. is a digital marketing firm with over 200 employees. Founded in 1989, the company is headquartered in Kirkland, Wash. with locations in Texas, London, and Singapore. The team focuses on web development, design, SEO, email marketing, and digital strategy. They primarily work with enterprise clients.
Clients
- Microsoft
Industries
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25
- $1,000+
- 10 - 49 employees
- Kirkland, WA
Suite Solutions Group, an ERP consulting and SI and accounting company, was established in 2020. The firm provides ERP consulting and SI and accounting and has a small team.Read MoreIndustries
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26
- $1,000+
- 10 - 49 employees
- Renton, WA
Fidelis, Inc. is an IT services company in Tukwila, Wash. and Wilsonville, Ore. Founded in 2008, they have about 10 employees that serve mostly small businesses in the business, education, and healthcare sectors. Services include IT managed services, cybersecurity, and UC consulting.
Clients
- Laurus Financial Services, LLC
Industries
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27
- $1,000+
- 10 - 49 employees
- Bellevue, WA
MalwareCare, a cybersecurity company, is in Bellevue, Washington. They focus on cybersecurity and were established in 2007.
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28
- Undisclosed
- 2 - 9 employees
- Seattle, WA
Freelock LLC is a Seattle-based internet and web design firm that was founded in 2002. Freelock LLC's team of 5 employees works mainly with small- and mid-market sized clients but has experience working with large corporations as well. The firm specializes in web and UI/UX design along with e-commerce development.
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29
- Undisclosed
- 1,000 - 9,999 employees
- Redmond, WA
Based in Bengaluru, India, Sonata Software is an IT strategy consulting company. The large firm was founded in 1986. Their team provides IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, ERP consulting and SI, and more.
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30
- $25,000+
- 10,000+ employees
- Bellevue, WA
Persistent Systems is a software development firm based in Pune, India. Founded in 1990, their team of over 12,000 employees provides custom software development, CRM consulting, and IT strategy services.
Industries
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