Top 100 SEO Companies in Connecticut
The Best of October 2026Looking 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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121Undisclosed2 - 9 employeesNorwalk, CTLaunched in 2008, Expert SEO Consulting is a small Norwalk, Connecticut-based SEO agency. Their team specializes in Search Engine Optimization and Pay Per Click.Read More
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122Undisclosed2 - 9 employeesWallingford, CTSeodynamix is a SEO services firm headquartered in Wallingford, Connecticut. They focus on Search Engine Optimization and E-Commerce Development and were launched in 2021.Read More
Industries
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123Undisclosed2 - 9 employeesGlastonbury, CTConnecticut SEO Experts is a SEO services firm. Their small team is headquartered in Glastonbury, Connecticut. Their services include Search Engine Optimization and Pay Per Click.Read More
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124Undisclosed2 - 9 employeesHamden, CTSmall SEO agency Spider Gourmet, is headquartered in Hamden, Connecticut. Their services include Search Engine Optimization and Content Marketing.Read More
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125$1,000+2 - 9 employeesBristol, CTSocial media marketing company CAM Marketing Group was launched in 2014. The company offers Social Media Marketing and Search Engine Optimization.Read More
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126Undisclosed2 - 9 employeesWestport, CTColdfire Inc. Is a branding agency. Their small team is in Westport, Connecticut. Their services include Branding and Email Marketing.Read More
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127Undisclosed2 - 9 employeesNew Haven, CTM//G B2B Marketing is a Marketing Strategy company launched in 1987. The team provides Marketing Strategy and Public Relations and is headquartered in New Haven, Connecticut.Read More
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128Undisclosed2 - 9 employeesSouthbury, CTCreation Advertising & Design is an Email Marketing company founded in 1996. The agency provides Email Marketing and Graphic Design.Read More
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129Undisclosed2 - 9 employeesDanbury, CTEmail Marketing company River Design is headquartered in Danbury, Connecticut. Their services include Email Marketing and Print Design.Read More
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130Undisclosed2 - 9 employeesRidgefield, CTIMG Digital Inc is a branding firm established in 2017. The firm offers Branding and Marketing Strategy, and is small.Read More
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131Undisclosed2 - 9 employeesFairfield, CTEstablished in 2003, Creative Concepts (Fairfield, Connecticut) is a Content Marketing company. Their team provides Content Marketing and Email Marketing.Read More
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132Undisclosed2 - 9 employeesNorwich, CTGraphic design company Convey Media was launched in 2009. The firm focuses on Graphic Design and Cybersecurity, and is small.Read More
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133Undisclosed2 - 9 employeesGlastonbury, CTAstrasnap Development LLC is a small Glastonbury, Connecticut-based SEO services firm. The team focuses on Search Engine Optimization and Web Design.Read More
Industries
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134Undisclosed2 - 9 employeesDarien, CTPublio is a Content Marketing company. In Darien, Connecticut, the agency was launched in 2018. Their services include Content Marketing and Market Research.Read More
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135Undisclosed2 - 9 employeesHartford, CTSmall branding firm Premier Marketing, is based in Hartford, Connecticut. Their services include Branding and Email Marketing.Read More
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136Undisclosed2 - 9 employeesBranford, CTEVisionSEM International is a social media marketing agency headquartered in Branford, Connecticut. Launched in 1998, the team focuses on Social Media Marketing and Conversion Optimization.Read More
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137Undisclosed2 - 9 employeesGreenwich, CTFounded in 2000, Painted Pages Web Design is a small social media marketing firm based in Greenwich, Connecticut. Their team focuses on Social Media Marketing and Content Marketing.Read More
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138Undisclosed2 - 9 employeesNorwalk, CTAK Design House is a graphic design agency. Their small team is located in Norwalk, Connecticut. Their team provides Graphic Design and Search Engine Optimization.Read More
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139Undisclosed10 - 49 employeesBethel, CTBased in Bethel, Connecticut, Deltron Designs is a small SEO services firm. Their services include Search Engine Optimization and Web Design.Read More
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140Undisclosed10 - 49 employeesTolland, CTLESA Video Solutions is a Tolland, Connecticut-based SEO agency and Video Marketing company. They specialize in Search Engine Optimization and Video Marketing and were established in 2010.Read More
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141Undisclosed10 - 49 employeesGuilford, CTMediaboom Hotel Marketing Agency is a Digital Strategy company. In Guilford, Connecticut, their small team specializes in Digital Strategy and Content Marketing. The company was launched in 2002.Read More
Industries
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142$1,000+2 - 9 employeesMadison, CTIn Madison, Connecticut, Medical Marketing Firm is a PPC company. They specialize in Pay Per Click, Search Engine Optimization, Marketing Strategy, Social Media Marketing, and more and were founded in 2024.Read More
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143UndisclosedFreelancer employeesSouthington, CTSouthington Digital Solutions, a Content Marketing company, is in Southington, Connecticut. They specialize in Content Marketing and Search Engine Optimization.Read More
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144$5,000+2 - 9 employeesEssex, CTVoncor Communications is a web design agency. The small Essex, Connecticut-based team focuses on Web Design and Advertising. The firm was launched in 2012.Read More
Industries
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145UndisclosedFreelancer employeesNorth Branford, CTVista Worx Marketing, LLC is a branding agency established in 2024. Their services include Branding and Market Research.Read More
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146$5,000+10 - 49 employeesNew Haven, CTGoodFolk is a branding company. Founded in 2015, the firm specializes in Branding and Digital Strategy.Read More
Industries
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147Undisclosed2 - 9 employeesNew Fairfield, CTBlue Orchid Marketing is a Digital Strategy company. They were established in 1997 and offer Digital Strategy and Marketing Strategy.Read More
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148Undisclosed2 - 9 employeesBridgeport, CTWalsh PR is a PR company. They are based in Bridgeport, Connecticut, and their services include Public Relations and Branding.Read More
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149Undisclosed2 - 9 employeesStamford, CTFounded in 2015, Schipani PR is a PR company. The small team specializes in Public Relations and Branding.Read More
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150Undisclosed2 - 9 employeesFairfield, CTSix7 Marketing is a Digital Strategy company. They offer Digital Strategy and Marketing Strategy and are in Fairfield, Connecticut.Read More
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