Top 100 Web Development Companies in Seattle

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Top 100 Web Development Companies in Seattle

April 2023

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List of the Best Seattle Web Developers

  • 1
    • $25,000+
    • 10 - 49 employees
    • Seattle, WA

    Efelle Creative is an advertising and software development firm with about 30 employees. Based in Seattle, the team focuses on web design, web development, SEO, and e-commerce development. The company was founded in 2005.

    Clients

    • Design & Development for Zulilly
    • Boeing
    • Weyerhaeuser
    • Philips

    Industries

    Notable Project

    efelle creative helped a skincare company develop an e-commerce website in Shopify. After discussing the project goals and providing examples and mockups, they handled the customization and integration phases.

    "Everyone was professional, kind, and efficient."

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  • 2
    • $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
    • Defined Crowd
    • Icertis
    • LinkedIn

    Industries

    Notable Project

    Sayenko Design redesigned a professional engineering Fraternity's website. They provided hosting for the site, consulting on reducing and streamlining the number of pages, and providing regular updates.

    "Happy with the final product and it was delivered on our timeline for the most part."

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  • 3
    • $1,000+
    • 50 - 249 employees
    • Seattle, WA

    Headquartered outside Los Angeles in Culver City, CA, Coalition Technologies specializes in SEO and PPC but also offers web design, e-commerce development, and WordPress development. With additional offices in Austin, TX and Seattle, WA, Coalition Technologies has grown to a team of 100+ since its founding in 2009.

    Clients

    • PayPal
    • Natori
    • Harvard
    • Whataburger

    Industries

    Notable Project

    Coalition Technologies provides ongoing SEO services for a pet products company. The team was hired to diagnose SEO issues and implement a plan to fix issues.

    "I feel like I am in good hands now. So far everything is already improving."

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  • 4
    • $25,000+
    • 2 - 9 employees
    • Seattle, WA

    Lunarbyte.io is a development agency based in Seattle. Since 2019, the 3-person team has built websites, custom software, and mobile apps for predominantly small businesses.  

    Clients

    • DDM Imports
    • Clean the Scene
    • Preflight Mitigator
    • Dollar Flight Club

    Industries

    Notable Project

    Lunarbyte.io provides development support for a flight deal platform. They’ve architected solutions for its payment processing, transactional issues, and mailing systems. The partnership is ongoing.

    "Working with Lunarbyte.io is the easiest part of our day."

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  • 5
    • $10,000+
    • 2 - 9 employees
    • Seattle, WA

    Black Antelope is a digital creative industry headquartered in Seattle. It was founded in 2009 and has expanded to additional locations in Sacremento, Calif. and London. Black Antelope has about 3 employees that serve a range of enterprise and small- to mid-sized businesses. Services include custom software development, web development, and web design. 

    Clients

    • UC Berkeley (Berkeley, CA)
    • UCSF (San Francisco, CA)
    • Monterey Bay Aquarium (Monterey, CA)
    • Fujitsu Laboratories Of America (Sunnyvale, CA)

    Industries

    Notable Project

    A college university hired Black Antelope to migrate their website into a new platform and enhance their backend framework. The goal is to design and develop a new website for a specific school program.

    "The design aspect is fast, efficient, and top-notch."

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  • 6
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Seattle, WA

    Zazz is a Seattle-based mobile app development company founded in 2011. They have an additional office in San Francisco. Their team of approximately 50 employees serves clients of all sizes and industries. In addition to app development, they also specialize in enterprise app modernization and UX/UI design.

    Clients

    • Inclose
    • Ideal Smart
    • Sparehandz

    Industries

    Notable Project

    Zazz has designed a mobile application for an employee wellness and fitness company. They’ve used Figma for the design, and they’re currently working on development using React Native, MongoDB, and Node.js.

    “We like that Zazz cares about the details. They’re great at explaining everything they’re doing.”

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  • 7
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Bellevue, WA

    MSOFT (formerly MediaSoft.team) is a Washington State, software development firm with an office in Bellevue, Seattle area. Founded in 2014, MSOFT (formerly MediaSoft.team) team of over 270 employees specializes in custom software, website, and mobile app development for enterprise clients. MSOFT (formerly MediaSoft.team) has partners in a variety of industries including Retail, GameDev, and FinTech.

    Clients

    • Zdravcity
    • CarPrice
    • Moio Delo
    • Svaznoy Travel

    Industries

    Notable Project

    MSOFT (formerly MediaSoft.team) developed a mobile app, as well as the technology to connect a vast database of content to the app. They also implemented the graphic design.

    "During the development process, they came up with a number of new ideas that greatly improved the app."

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  • 8
    • $1,000+
    • 50 - 249 employees
    • Bellevue, WA

    Founded in 2014, Golden Eagle IT Technologies Pvt. Ltd. Is a SEO services firm. The midsize Indore, India-based team provides search engine optimization, custom software development, web design, ux/ui design, and more.

    Industries

    Notable Project

    Golden Eagle It technologies provides staff augmentation services for an IT services firm. The vendor has deployed several Ruby on Rails developers to help the client complete a specific project.

    "We’re impressed with their ability to communicate well and deliver the project on time."

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  • 9
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • Seattle, WA

    A digital marketer based in San Francisco, Randy McCabe offers SEO, PPC, and digital strategy services. They were founded in 2018.

    Clients

    • Morgan Stanley
    • Huawei
    • NameSilo
    • RE/MAX

    Industries

    Notable Project

    Exo Agency has developed the website of a foundation repair company. They've also helped the client rank on the first page of Google through their efforts. The team has also managed the client's PPC campaigns.

    "Randy is extremely specialized in his field."

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  • 10
    • 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. 

    Industries

    Notable Project

    Freelock provides ongoing support for a Drupal 8 server. They make monthly updates and ensure the system runs smoothly by improving backend processes and solving bugs.

    "Freelock’s friendliness and willingness to help stands out in every aspect of the project."

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  • 11
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Seattle, WA

    Slashdev is a small software development company. The Winter Park, Florida-based company was established in 2021. Their services include custom software development, web development, mobile app development, wearable app development, and more.

    Industries

    Notable Project

    Slashdev helped develop an iOS app for a large Swedish bank by recruiting and assigning a software engineer to build, maintain, and improve the mobile platform.

    "The best recruiter we've worked with."

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  • 12
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 2 - 9 employees
    • Burien, WA

    Founded in 2007, BTown Web is a development agency located in Burien, Wash. The small team of 8 provides expertise in web development, e-commerce development, and custom software development.  

    Clients

    • Pair of Thieves
    • BulletProof
    • Deep Sentinel
    • Inside Weather

    Industries

    Notable Project

    A cycling technology startup has hired Ambaum to conduct maintenance efforts on their Shopify website. This also involves regularly creating new web pages and adding custom features based on the client's needs.

    "I am always very pleased and impressed whenever Ambaum takes initiative and proactively anticipates our needs."

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  • 13
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 250 - 999 employees
    • Seattle, WA

    Projekt202 is a software development and marketing company based in Addison, Texas. They were founded in 2003 and have a team of 285 employees. They specialize in custom software development, UX/UI design, and mobile app development to improve their client’s customer and employee experiences. 

    Clients

    • Mercedes-Benz Financial Services
    • Capital One
    • Samsung Electronics
    • The Container Store

    Notable Project

    projekt202 gathered data through user research (individual customers, commercial clients) to design and produce a commercial banking platform. Their design joins modern style with effective functionality.

    "Their ideas were unique and thought-provoking..."

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  • 14
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 10 - 49 employees
    • Kirkland, WA
    Advertising company D2 Creative was founded in 2014. Headquartered in Kirkland, Washington; West Linn, Oregon and Pittsfield, Massachusetts, their small team provides advertising, branding, marketing strategy, media planning & buying, and more.

    Clients

    • Amtrak Cascades
    • HBO
    • EBay
    • Northwest Seaport Alliance

    Industries

    Notable Project

    D2 Creative was hired by an internet marketing firm to handle the advertising spend for a healthcare client. They optimized keyword lists and added new terms based on research.

    "Everything was excellent, cannot think of any areas of improvement."

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  • 15
    • Scheduling

      4.7
    • Quality

      4.9
    • Cost

      4.2
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Seattle, WA

    Founded in 2000, UpTop specializes in UI/UX design but also shines in web and mobile app development. Their team of 50+ are passionate about solving complex problems and increasing revenue for their clients.

    Clients

    • Amazon
    • Microsoft
    • CenturyLink
    • F5

    Industries

    Notable Project

    UpTop developed a client portal and ran project management for an arbitration and mediation firm. They tailored the platform to three audience groups, designed the frontend, and handled integrations.

    "They came up to speed extremely quickly to understand this industry and design the portal would require."

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  • 16
    • $25,000+
    • 10 - 49 employees
    • Seattle, WA

    Culture Foundry is a web agency founded in Seattle in 2010 with more than 10 employees. They specialize in digital strategy, web design, and web development solutions for small and mid-market firms in the fields of arts, IT, and financial services.

    Clients

    • 24 Hour Fitness
    • Audinate
    • Ballet Austin
    • Belmont Stakes / NYRA

    Industries

    Notable Project

    Culture Foundry was hired by a racing association to update their site's structure, design, and backend setup. The team now conducts regular audits to help improve customer experience on the site's front end.

    "Culture Foundry's team members are committed to working together to help achieve our business goals."

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  • 17
    • $10,000+
    • 10 - 49 employees
    • Medina, WA

    A full-service digital design and development agency, Flower Press Creative Studio takes on mobile app, web, and custom software development projects. Founded in 2001, the small team of 6 is headquartered in Seattle and also has experience in UI/UX design.

    Clients

    • Insurance Lounge
    • Brown Bear Car Wash
    • Geek Girl Careers
    • World Perspectives

    Industries

    Notable Project

    A medical device firm had an outdated site, and they hired Flower Press Creative Studio, LLC to create their WordPress site. The site featured the company's description, contact form, and downloadable brochure.

    "Their efficiency was their strong point."

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  • 19
    • Undisclosed
    • 50 - 249 employees
    • Seattle, WA

    R2integrated is a national digital agency with offices in Baltimore, Md., Seattle, St. Louis, New York, and Silicon Valley, Calif. With over 200 employees, this agency uses web development, creative design, brand strategy, and search services to produce the best marketing strategies for their clients.

    Clients

    • Microsoft
    • MasterCard
    • Hershey's
    • American Cancer Society

    Industries

    Notable Project

    R2integrated built various digital marketing solutions for SECU. Their work included keyword research, content development, and SEO/PPC campaign configuration and execution.

    "They add considerable value to our business."

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  • 20
    • Scheduling

      4.3
    • Quality

      4.7
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 250 - 999 employees
    • Seattle, WA

    AMP Agency was founded in Boston in 1995 and has grown to more than 400 employees in Los Angeles, New York, Seattle, and Austin, Texas. AMP Agency serves mainly enterprise clients on web design and development, UI/UX design, SEO, PPC, and social media marketing.

    Clients

    • Hasbro
    • Maybelline New York
    • Garnier
    • Southwest Airlines

    Notable Project

    AMP Agency created a media campaign for the client.  Focusing on the target demographic, they built a media plan and ran market research both before and after the launch to evaluate effectiveness. They remain on a monthly retainer.

    "We use them as an extension of our marketing department."

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  • 21
    • $5,000+
    • 10 - 49 employees
    • Seattle, WA

    Codersh Web Services is a web agency based in Ahmedabad, India, and founded in 201. With no more than 10 experts, they specialize in web design, web development, and mobile app development services for small firms in the industries of business and IT services, among others.

    Clients

    • Reinventu Pro
    • Redesign Hub
    • Vidste
    • Bahia Days

    Industries

    Notable Project

    Codersh Web Services is helping build the website of a religious matchmaking platform. This also involves implementing various features and applying necessary improvements in terms of design.

    "Their work is very good, and I am happy with it."

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  • 22
    • Undisclosed
    • 2 - 9 employees
    • Kirkland, WA

    Alice Wonder Web Design Studio is a small web design agency. The Kirkland, Washington-based company was launched in 2012. Their services include web design and logo.

    Industries

    Notable Project

    Alice Wonder Web Design Studio provided website development and design services to an acoustics manufacturer. They built a website from scratch for the client. 

    "They did a fantastic job."

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  • 23
    • 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
    • Philips
    • Johnson Controls
    • Sony Pictures Television

    Notable Project

    Smashing Ideas developed mobile applications which could be used for a news outlet's weather broadcasting. Their work remains ongoing.

    "The part where Smashing Ideas just rocks is creating an idea that they can execute well on."

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  • 24
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 2 - 9 employees
    • Seattle, WA

    Rainfall is a creative studio and design agency headquartered in Seattle, with an additional office in New York City. Founded in 2016, the company has a team of 4 people who specialize in UX/UI design, branding, and web design. Their clients are mostly small businesses, and they work with some mid-market businesses. The businesses they work with are in industries including the arts, entertainment & music, consumer products & services, and hospitality & leisure industries.

    Clients

    • The Metropolitan Museum of Art
    • Brinks Home Security
    • Spotify
    • Nest

    Industries

    Notable Project

    Rainfall designed the UX/UI for a SaaS platform geared toward the automotive industry. Other deliverables included a logo design, email templates, and assorted other marketing materials.

    "Rainfall understands the importance of having design uniformity across all libraries and corporate elements."

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  • 25
    • $10,000+
    • 2 - 9 employees
    • Seattle, WA

    Montana Banana’s skill in full-service web and mobile app development has yielded results for clients since 1996. In addition to an office in Seattle, WA, the team of 5 also has a presence in Pasadena, CA. The development company stands out in web, mobile app development, and e-commerce development, as well as design.

    Clients

    • ESS Eye Pro
    • Apex Learning Virtual School
    • Bellmont Cabinet Co.
    • Buck and Buck

    Industries

    Notable Project

    Montana Banana provided additional web development support for an e-commerce Magento platform, incorporating custom features and tools built outside of Magento as needed.

    “Their level of professionalism in the face of difficult situations really sets them apart.”

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  • 26
    • Scheduling

      4.5
    • Quality

      4.0
    • Cost

      5.0
    • NPS

      4.5
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 1,000 - 9,999 employees
    • Seattle, WA

    Sid Lee is a creative agency headquartered in Montreal. It has expanded to offices in Paris, Toronto, and Culver City, Calif. since its establishment in 1993. Sid Lee employs 796 professionals that provide web design, social media marketing, digital strategy, advertising, and branding to small, mid-size, and large companies alike.

    Clients

    • Cirque du Soleil
    • MLSE
    • HBO
    • The North Face

    Industries

    Notable Project

    Sid Lee built an email marketing campaign to build a stronger conversion rate. The team also assists with optimization and A/B testing.

    "Their communication was lightning fast."

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  • 27
    • $5,000+
    • 10 - 49 employees
    • Seattle, WA

    Hero Creative is a Seattle-based media production company founded in 2012. Their team of around 10 employees provides marketing strategy, branding, advertising and web design. They primarily serve enterprise clients in the advertising, hospitality and nonprofit industries.

    Clients

    • Make-A-Wish Foundation
    • University of Washington
    • Leukemia and Lymphoma Society
    • Northwest Motorsport

    Industries

    Notable Project

    Hero Creative offers full-service creative for a property management firm’s clients. Their support spans video production, website development, creative strategy, and branding.

    “They’re a fun group to work with, and their deliverables are top-notch.”

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  • 28
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Seattle, WA

    Founded in 2010 in Seattle, Billberry is a software development studio creating custom software, web apps, and digital products in partnership with some of the world's biggest brands. They have a veteran team of fewer than 50 strategists, designers, and developers who work in partnership with clients to help them grow, innovate, and move their businesses forward. Clients include businesses of all sizes in various industries, including business services, consumer products and services, and financial services.

    Clients

    • Days for Girls
    • Snohomish County Public Utilities
    • Impinj
    • The Live You Can Save

    Industries

    Notable Project

    A fundraising company was looking to improve their online presence, so they engaged with Bilberrry to provide them with WordPress web development, design, branding, and ongoing maintenance and hosting.

    "I highly recommend employing their services because Bilberrry is relatable and easy to work with."

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  • 29
    • $1,000+
    • 2 - 9 employees
    • Seattle, WA

    Visualwebz is a digital design and marketing agency located in Renton, Wash., with under 10 employees. Founded in 2008, the company mainly provides web design and development, e-commerce development, SEO services, and content marketing using a variety of programs and systems.

    Clients

    • TimeXtender
    • Mitsubishi
    • Fuso
    • PGTAA

    Industries

    Notable Project

    VisualWebz, LLC is developing multiple sites using WordPress. They oversee creative development, system management, software updates, and web security. 

    "Their team makes things simple, easy, and are a pleasure to work with."

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  • 30
    • $1,000+
    • 10 - 49 employees
    • Seattle, WA

    Seattle New Media is a website development agency based in Seattle. The agency, founded in 2006, has a team of less than ten that provides, among others, video production, web development, and mobile app development services to various companies and clients. 

    Clients

    • Dr. Tracy
    • Clearview.ai

    Industries

    Notable Project

    Seattle New Media designed and developed Webflow website with multiple pages for a mobile marketplace. They were also tasked with transferring the site to a custom domain.

    "We were impressed with the quality of work they provided at an affordable price."

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