
Top 100 SEO Companies in Connecticut
The Best of July 2025Looking for a top SEO firm in Connecticut?
Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth.
To assist you in your search for a partner, we’ve compiled this list of the top SEO companies in Connecticut. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best Connecticut SEO Firms
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$1,000+10 - 49 employeesSan Antonio, TX
Funnel Boost Media is a marketing and lead generation company based in San Antonio. The company, founded in 2012, has a team of more than ten that provides PPC, SEO, web design, and branding services. Funnel Boost Media serves small and midmarket companies in the legal; medical; supply chain, logistics, & transport; e-commerce, and financial services industries.
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$1,000+10 - 49 employeesNew York, NYSEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
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1$1,000+10 - 49 employeesSimsbury, CT
Digital Position is an advertising company. Established in 2013, the small company is headquartered in Simsbury, Connecticut and Charlotte, North Carolina. Their services include advertising, pay per click, and search engine optimization.
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Fleet FeetIndustries
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2$1,000+50 - 249 employeesMadison, CTZero Gravity Marketing is a midsize Marketing Strategy company in Madison, Connecticut. Founded in 2013, the team focuses on Marketing Strategy, Social Media Marketing, Search Engine Optimization, Pay Per Click, and more.Read More
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Clean Cut LandscapingIndustries
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3$5,000+2 - 9 employeesRidgefield, CTAspire Digital Solutions is a Ridgefield, Connecticut-based SEO company. Established in 2018, the small team provides Search Engine Optimization, Web Design, Advertising, Social Media Marketing, and more.Read More
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St Johns Fragrance CoIndustries
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4$1,000+2 - 9 employeesWindsor, CT
Knock Knock Digital is a digital firm founded in 2020 with no more than 10 experts. They offer web design, SEO, and PPC solutions from their office in Windsor, Conn. They mainly work with small and mid-market businesses in the industry of advertising.
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Aarco ContractingIndustries
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5$5,000+10 - 49 employeesRidgefield, CT
Founded in 2014, t/hawk digital is a small social media marketing firm in Ridgefield, Connecticut and Miami, Florida. Their services include social media marketing, search engine optimization, pay per click, web development, and more.
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6$1,000+2 - 9 employeesEast Lyme, CTPay per click agency 41 North Digital is headquartered in East Lyme, Connecticut. The small firm was launched in 2017. Their services include Pay Per Click, Search Engine Optimization, Web Design, Marketing Strategy, and more.Read More
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7$1,000+10 - 49 employeesHamden, CT
3PRIME LLC is a web design firm that is located in Hamden, Conn. Founded in 2005, 3PRIME LLC's team of 14 employees specialize in web and software development. The firm also offers SEO services to its clients.
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The Advocator GroupIndustries
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8$5,000+2 - 9 employeesBranford, CTEstablished in 2020, Shire Lyon Ads is a small pay per click agency in Branford, Connecticut. Their services include pay per click, digital strategy, social media marketing, content writing services, and more.Read More
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9$5,000+2 - 9 employeesNew Haven, CT
Krative is a branding, design, and marketing firm based in New Haven, Conn. The firm, founded in 2010, has a team of around ten that provides SEO, web design, branding, marketing strategy, logo, social media marketing, and graphic design services to small and larger-sized companies in various industries that include business services, financial services, and e-commerce.
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Odyssey AdvisorsIndustries
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10$100,000+50 - 249 employeesNorwalk, CT
Fearless Media is a full-service digital marketing agency located in New York, NY. The team of nearly 20 employees provides social media marketing, advertising, media planning and buying, SEO, PPC, and email marketing to businesses in the entertainment, retail, education, and technology industries. Founded in 2009, Fearless Media works collaboratively with clients develop marketing strategies, drive revenue, and execute campaigns that lead to success.
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Norton GamingIndustries
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11Undisclosed10 - 49 employeesNew Haven, CT
Small social media marketing company and SEO agency Vazoola, is based in. Launched in 2010, the team focuses on social media marketing and search engine optimization.
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12$5,000+10 - 49 employeesStamford, CT
Taylor Design is a graphic design company. The small Stamford, Connecticut-based team provides graphic design, web development, other digital marketing, e-commerce development, and more. The firm was established in 1992.
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13Undisclosed50 - 249 employeesFairfield, CTStella Rising is a Fairfield, Connecticut-based Digital Strategy company. They offer Digital Strategy, E-Commerce Development, Market Research, Media Planning & Buying, and more and were established in 1982.Read More
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ElemisIndustries
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14$1,000+10 - 49 employeesBrookfield, CT
Mack Media Group is a small Brookfield, Connecticut-based media planning & buying agency. They focus on media planning & buying, pay per click, social media marketing, and web design and were established in 2014.
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15Undisclosed2 - 9 employeesWest Hartford, CTMrkt insight, a small SEO services firm, is headquartered in West Hartford, Connecticut and Avon, Connecticut. They provide search engine optimization, web design, marketing strategy, digital strategy, and more and were launched in 2024.Read More
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16Undisclosed2 - 9 employeesStamford, CT
Solutions for Growth is a full-service digital marketing agency with about 5 members based in Salem, N.Y. Founded in 2010, the company works with various clients on their search engine optimization, email marketing, digital strategy, and PPC needs. Solutions for Growth specializes in the WordPress CMS, but also works with Drupal and Joomla.
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EcoSpectIndustries
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17$1,000+2 - 9 employeesWest Hartford, CT
Blade Commerce is a small email marketing company. Launched in 2018, the agency is in West Hartford, Connecticut. Their services include email marketing, ecommerce marketing, social media marketing, content marketing, and more.
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18$5,000+10 - 49 employeesNorwalk, CTJUICE Creative Group is a branding agency. They are in Norwalk, Connecticut and have a small team. Their services include branding, social media marketing, search engine optimization, ux/ui design, and more. The company was founded in 2015.Read More
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19$1,000+10 - 49 employeesSouthbury, CTLaunched in 2019, True Ad Solutions is a social media marketing company. The firm offers Social Media Marketing, Search Engine Optimization, Pay Per Click, Custom Software Development, and more and has a small team.Read More
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20$1,000+2 - 9 employeesRidgefield, CT
Ridgefield Web Design is a web design company headquartered in Ridgefield, Connecticut. They provide web design, digital strategy, social media marketing, mobile & app marketing, and more and were launched in 2004.
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21$5,000+2 - 9 employeesFairfield, CT
HiveBrand is a marketing agency founded in 2014 in Southport, Conn. Their team of no more than 10 specializes in web design, conversion optimization, and SEO solutions for small businesses in the industries of real estate and hospitality, among others.
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The Hair Spa MilfordIndustries
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22$1,000+10 - 49 employeesSouthington, CTDeveloMark, LLC, a SEO services firm and web design agency, was founded in 2017. The team offers Search Engine Optimization and Web Design and is located in Southington, Connecticut.Read More
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23Undisclosed10 - 49 employeesStonington, CTLinksManagement, a SEO services firm, is in Stonington, Connecticut. The team provides Search Engine Optimization and Content Marketing.Read More
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24$1,000+50 - 249 employeesGriswold, CTGrowYourCorp is a SEO agency. They are headquartered in Griswold, Connecticut and have midsize team of experts. Their services include Search Engine Optimization and Social Media Marketing.Read More
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25$5,000+10 - 49 employeesWallingford, CTWeb design agency Exposure offers Web Design and Web Development. They are headquartered in Wallingford, Connecticut.Read More
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26Undisclosed2 - 9 employeesNew London, CTSmall SEO services firm Battle SEO, is located in New London, Connecticut and Harker Heights, Texas. The team provides Search Engine Optimization and Pay Per Click.Read More
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27$1,000+50 - 249 employeesStamford, CT
Established in 2012, Iglobalizer is a SEO agency. The firm offers search engine optimization, web design, social media marketing, and graphic design and has a small team.
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28Undisclosed2 - 9 employeesNorth Stonington, CTFounded in 2021, Modern Age Marketing LLC is a SEO agency. The company offers Search Engine Optimization and IT strategy consulting.Read More
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29$1,000+2 - 9 employeesStamford, CTMillermore Digital Marketing, a web design company, was launched in 2013. The small team focuses on Web Design and Search Engine Optimization.Read More
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30$1,000+2 - 9 employeesStamford, CTUpfire SEO, a SEO agency, is headquartered in Stamford, Connecticut. The small team focuses on search engine optimization and was launched in 2016.Read More
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