Top 80 Software Development Companies in Connecticut
The Best of September 2026Looking for a top software developer in Connecticut?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in Connecticut. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Connecticut Software Developers
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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures, a custom software development company, is in Irvine, California. Established in 2017, the small team offers Custom Software Development, Mobile App Development, UX/UI Design, Web Development, and more.Read More
Industries
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is a software development firm. They specialize in Custom Software Development, UX/UI Design, Mobile App Development, Web Design, and more and were established in 2001. Their small team is in Medina, Washington.Read More
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61$25,000+10 - 49 employeesStamford, CTRead More
SYNERGY Consulting is a development agency based in New York with more than 10 experts. Founded in 2006, they specialize in mobile app development, custom software development, and UX/UI design solutions for clients ranging from small companies to large firms.
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SummerTechIndustries
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62Undisclosed2 - 9 employeesStamford, CTPC Home Solutions is a small Stamford, Connecticut-based software development firm and IT managed services company. Their services include Custom Software Development and IT managed services.Read More
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63Undisclosed10 - 49 employeesDanbury, CTSepals Corp is a small software development company established in 2005. Their team focuses on Custom Software Development and Web Design.Read More
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64$1,000+Freelancer employeesLedyard, CTLaunched in 2026, Jaly Web Studio, a small SEO agency, is located in Ledyard, Connecticut. Their services include Search Engine Optimization and Web Design.Read More
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65Undisclosed2 - 9 employeesGreenwich, CTDroitCloud, a software development company, was launched in 2009. They focuses on Custom Software Development and cloud consulting & SI.Read More
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66Undisclosed2 - 9 employeesNewtown, CTSpartanSoft, Inc. Is a software development company headquartered in Newtown, Connecticut. Their services include Custom Software Development and API Development.Read More
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67Undisclosed10 - 49 employeesGlastonbury, CTData Based Development Systems is a big data company. The team offers BI & big data consulting & SI and cloud consulting & SI, and the firm is based in Glastonbury, Connecticut.Read More
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68Undisclosed2 - 9 employeesWest Hartford, CTIronHorse Software, LLC is a data analytics company based in West Hartford, Connecticut. Their services include BI & big data consulting & SI and Custom Software Development.Read More
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69Undisclosed2 - 9 employeesStamford, CTColumbia Consulting Group is a Market Research company. Established in 1997, the team specializes in Market Research and BI & big data consulting & SI.Read More
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70Undisclosed10 - 49 employeesBethel, CTTranscend Business Solutions, LLC, a custom software development company, is based in Bethel, Connecticut. Their services include Custom Software Development and IT managed services.Read More
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71Undisclosed50 - 249 employeesFairfield, CTDexter Systems, a Conversion Optimization company, is based in Fairfield, Connecticut. Their services include Conversion Optimization and Market Research.Read More
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72Undisclosed10 - 49 employeesRocky Hill, CTFulcrum Design LLC is an user experience design company in Rocky Hill, Connecticut. Launched in 2001, the team specializes in UX/UI Design and Custom Software Development.Read More
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73Undisclosed2 - 9 employeesNewtown, CTStellar Solvers LLC, an UX design agency, was founded in 2014. They specializes in UX/UI Design and Custom Software Development.Read More
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74Undisclosed2 - 9 employeesGlastonbury, CTHARTFORD WEB DESIGN is a small Glastonbury, Connecticut-based SEO services firm. The team focuses on Search Engine Optimization and Custom Software Development.Read More
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75Undisclosed2 - 9 employeesGuilford, CTAetheria Data is a business intelligence company. Their small team is located in Guilford, Connecticut. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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76$1,000+50 - 249 employeesStamford, CTWISMAD Consulting is an e-commerce development firm in Lucknow, India and Stamford, Connecticut. The team provides E-Commerce Development and Mobile App Development.Read More
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77$1,000+50 - 249 employeesNewtown, CTFounded in 2017, Apptomate Digital Software Services Pvt Ltd is an AI development company. The company focuses on Artificial Intelligence and E-Commerce Development.Read More
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78$1,000+50 - 249 employeesGlastonbury, CTFounded in 2018, Assimilate Technologies Pvt. Ltd is an app development firm. The company specializes in Mobile App Development and Web Design.Read More
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79$5,000+1,000 - 9,999 employeesHartford, CTInsight Global is a custom software development company. The Atlanta, Georgia-based company offers Custom Software Development and Artificial Intelligence.Read More
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80$10,000+50 - 249 employeesHartford, CTLocated in Mission, Kansas; Atlanta, Georgia; Dallas, Texas and Nashville, Tennessee, SoftDoes is a Generative AI company. The midsize company was launched in 2019. Their services include Generative AI, AI Consulting, Artificial Intelligence, Custom Software Development, and more.Read More
Clients
FMY OrthodonticsIndustries
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81Undisclosed10 - 49 employeesNorth Haven, CTLaunched in 2017, Gismasoft Pvt. Ltd. Is a data analytics company. The team specializes in BI & big data consulting & SI and Custom Software Development.Read More
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82$1,000+10 - 49 employeesNorwalk, CTRead More
Practical Computer Applications is a software development firm in Waltham, Massachusetts. Established in 1992, the small team focuses on custom software development, web development, Artificial Intelligence, and blockchain.
Clients
USALCOIndustries
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83Undisclosed250 - 999 employeesRocky Hill, CTTriMech is a Product Design company. Their midsize team is based in Glen Allen, Virginia and Rocky Hill, Connecticut. Their services include Product Design and Contract Manufacturing.Read More
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