Top 100 SEO Companies in Connecticut
The Best of December 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+50 - 249 employeesSan Antonio, TXFunnel Boost Media is a SEO company. They are located in San Antonio, Texas; Doral, Florida; Boston, Massachusetts and San Francisco, California and have a midsize team that focuses on Search Engine Optimization, Advertising, Pay Per Click, and Web Design. The agency was launched in 2012.Read More
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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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61$1,000+2 - 9 employeesHartford, CTJust Because Media is a branding firm. The company is in Hartford, Connecticut. Their team specializes in Branding and Search Engine Optimization.Read More
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62Undisclosed2 - 9 employeesWatertown, CTPure Junk Media is a social media marketing firm launched in 1998. The small team provides Social Media Marketing and Search Engine Optimization.Read More
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63Undisclosed10 - 49 employeesNew Haven, CTWebnet Marketing Studio, a web design company, is based in New Haven, Connecticut. The team specializes in Web Design and Social Media Marketing.Read More
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64$5,000+10 - 49 employeesMiddletown, CTEXERTUS, LLC is a Marketing Strategy company based in Carlsbad, California and Middletown, Connecticut. They provide Marketing Strategy and Search Engine Optimization.Read More
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65Undisclosed10 - 49 employeesNaugatuck, CTMIT Digital 360, Connecticut is a small Naugatuck, Connecticut-based social media marketing firm. The team offers Social Media Marketing and Email Marketing.Read More
Clients
Empire Wine and Liquor Superstore -
66Undisclosed10 - 49 employeesNorwalk, CTDandelions Digital Marketing, a social media marketing company, is headquartered in Norwalk, Connecticut and Glenorchy, Australia. Their services include Social Media Marketing and Content Marketing.Read More
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67Undisclosed10 - 49 employeesWest Haven, CTMetix is a SEO services firm. The West Haven, Connecticut-based team offers Search Engine Optimization and Web Design.Read More
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68Undisclosed10 - 49 employeesStamford, CTSEO CT Experts is a SEO agency. They offer Search Engine Optimization and UX/UI Design and are headquartered in Stamford, Connecticut.Read More
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69Undisclosed2 - 9 employeesManchester, CTRead More
SEO company Web Services CT is based in Manchester, Connecticut. The small firm was founded in 2011. Their services include search engine optimization, web design, pay per click, email marketing, and more.
Industries
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70$10,000+10 - 49 employeesNew Haven, CTBluetelecast Software Company, a website development company, is in New Haven, Connecticut. The small firm was established in 2022. Their services include Web Development, Custom Software Development, Search Engine Optimization, IT staff augmentation, and more.Read More
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71Undisclosed2 - 9 employeesMansfield, CTWorldwide Web Designs is a web design company. The Mansfield, Connecticut-based firm was founded in 2017. Their team specializes in Web Design and Social Media Marketing.Read More
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72$5,000+2 - 9 employeesWilton, CTGreyskye Marketing Consultants LLC is an Advertising company established in 1988. The team specializes in Advertising and Branding and is in Wilton, Connecticut.Read More
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73$1,000+2 - 9 employeesWillington, CTOutside the Box Design is an Advertising company. Located in Willington, Connecticut, their small team provides Advertising and Content Marketing. The agency was established in 2015.Read More
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74$1,000+10 - 49 employeesWestport, CTLabate Group, a SEO agency, was established in 2020. Headquartered in Westport, Connecticut, the team specializes in Search Engine Optimization and Digital Strategy.Read More
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75$1,000+10 - 49 employeesStamford, CTThe Amazon Publishing Hub is a small SEO company. They offer Search Engine Optimization and Print Design and were launched in 2024.Read More
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76Undisclosed10 - 49 employeesWest Hartford, CTWeb Perfectionists is a branding firm. Located in West Hartford, Connecticut, their small team specializes in Branding and Search Engine Optimization. The agency was launched in 2010.Read More
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77$1,000+2 - 9 employeesNew Haven, CTSolvis Media is a web design company. Based in Garden City, New York and New Haven, Connecticut, the team focuses on Web Design and Video Production.Read More
Clients
TRX Tesla Kenwood JVC VistageIndustries
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78$5,000+2 - 9 employeesNew Haven, CTMachete 26 is a pay per click company. They were established in 2019, and their services include Pay Per Click and Digital Strategy.Read More
Industries
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79$1,000+2 - 9 employeesSouth Windsor, CTIDAMARIS & Co., a branding company, was launched in 2021. The small team specializes in Branding and Public Relations.Read More
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80$1,000+2 - 9 employeesGlastonbury, CTRead More
UPBEAT, a small Digital Strategy company, is headquartered in Glastonbury, Connecticut. Founded in 2024, the team specializes in Digital Strategy, Content Marketing, Search Engine Optimization, Pay Per Click, and more.
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81Undisclosed2 - 9 employeesNewtown, CTRead More
Resonetrics is an internet marketing agency from Sandy Hook, Conn. The company was founded in 2009 and is currently a two-person team. The duo specializes in web development, e-commerce development, web design, and application management and support.
Clients
Owens CorningIndustries
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82$1,000+Freelancer employeesDeep River, CTSimple More Online is a branding agency. Launched in 2015, their team offers Branding and Conversion Optimization.Read More
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83$1,000+2 - 9 employeesGroton, CTRead More
Stratedia is a digital marketing agency located in Mystic, Conn. Founded in 2015, they have four employees specializing in website design, SEO, PPC, social media, and content creation. They work with a range of companies primarily in the consumer products, real estate, and retail industries.
Clients
CT RetrofitIndustries
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84Undisclosed2 - 9 employeesMilford, CTMilford CT Marketing, a SEO services firm, was launched in 2015. Headquartered in Milford, Connecticut, the team specializes in Search Engine Optimization and Web Design.Read More
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85$1,000+2 - 9 employeesWallingford, CTEvan Hoeflich Marketing, a SEO company, was launched in 2018. The team offers Search Engine Optimization and Web Design.Read More
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86Undisclosed2 - 9 employeesRidgefield, CTTotalHousehold Inc is a SEO company. Founded in 2011, the team offers Search Engine Optimization and Social Media Marketing. The agency is in Ridgefield, Connecticut and Bethel, Connecticut.Read More
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87Undisclosed50 - 249 employeesBethel, CTMidsize Email Marketing company List Services Corporation, is headquartered in Bethel, Connecticut. The team focuses on Email Marketing and Search Engine Optimization.Read More
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88Undisclosed2 - 9 employeesWestport, CTConnoisseur Digital, a social media marketing firm, is headquartered in Westport, Connecticut. Established in 2010, the team focuses on Social Media Marketing and Pay Per Click.Read More
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89Undisclosed2 - 9 employeesBurlington, CTFounded in 2016, Webscape Design & Consulting, LLC is a small SEO services firm located in Burlington, Connecticut. Their team offers Search Engine Optimization and Web Design.Read More
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90Undisclosed10 - 49 employeesSeymour, CTTreehouse Internet Group, a Marketing Strategy company, focus on Marketing Strategy and Search Engine Optimization. They were established in 2005.Read More
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