Top 30 Custom Software Development Companies
The Best of December 2025
Software development is essential in the modern world and continues to expand. All companies require an online presence, and establishing an engaging online space is the primary step for competitiveness. A partner ensuring seamless operation of background systems, contributing effectively to a brand's success, is vital. Strong development opens doors to more opportunities and increased success potential.
The only problem modern companies face is finding such a partner. One with technical expertise and a deep understanding and insight into the company’s industry. This is why The Manifest created and curated a list of the top performers in the software development industry. Make sure to go through each option and read the user-contributed reviews about them. Choose the agency that best suits your company’s needs and requirements.
Jump to Most Reviewed Companies
List of the Best Software Development Firms
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$25,000+10 - 49 employeesMedina, WAFlower Press Interactive is a small user experience agency launched in 2001. Their team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more. The company is located in Medina, Washington.Read More
Industries
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$10,000+10 - 49 employeesJohannesburg, South AfricaRead More
Mobile application development firm CubeZoo was established in 2011. In Johannesburg, South Africa and London, England, their small team specializes in Mobile App Development, Web Development, Artificial Intelligence, UX/UI Design, and more.
Industries
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42391Undisclosed10 - 49 employeesCorte Madera, CAApplication Testing company Critical Logic is headquartered in Corte Madera, California. Their services include Application Testing and Custom Software Development.Read More
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42392Undisclosed10 - 49 employeesNiles, ILBased in Niles, Illinois, Bluebris Systems, Inc. Is an IT strategy consulting company. Their services include IT strategy consulting and IT managed services.Read More
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42393Undisclosed10 - 49 employeesToronto, CanadaSALT Technology Group is a Toronto, Canada-based cloud consulting & SI company. The team provides cloud consulting & SI and IT strategy consulting.Read More
Industries
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42394Undisclosed10 - 49 employeesCagliari, ItalySoftware development firm Dauvea S.r.l. Is headquartered in Cagliari, Italy. Their services include Custom Software Development and IoT development.Read More
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42395Undisclosed10 - 49 employeesChandler, AZLaunched in 2015, ITMSC IT Managed Services Center is an IT strategy consulting company. The team offers IT strategy consulting and Cybersecurity and is in Chandler, Arizona.Read More
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42396Undisclosed10 - 49 employeesTemecula, CALaunched in 1996, Umetech, Inc. Is a small IT strategy consulting company located in Temecula, California. Their team provides IT strategy consulting and cloud consulting & SI.Read More
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42397Undisclosed10 - 49 employeesToronto, CanadaINTUITION CONSULTANCIES INC. Is a Toronto, Canada-based Cybersecurity company. Their services include Cybersecurity and Custom Software Development.Read More
Industries
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42398Undisclosed10 - 49 employeesPhoenix, AZOne Step Retail Solutions, a Cybersecurity company, was founded in 1985. They specializes in Cybersecurity and IT managed services.Read More
Industries
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42399Undisclosed10 - 49 employeesOslo, NorwayUnleash is a small DevOps Managed Services company launched in 2019. Their team provides DevOps Managed Services and Custom Software Development.Read More
Industries
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42400Undisclosed10 - 49 employeesToronto, CanadaGlobalDWS Corporation is an IT strategy consulting company. They are in Toronto, Canada and have small team. They offer IT strategy consulting and Custom Software Development.Read More
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42401Undisclosed10 - 49 employeesBellevue, WAIT SOFT, a small software development firm, is based in Bellevue, Washington. The team focuses on Custom Software Development and Web Development.Read More
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42402Undisclosed10 - 49 employeesDallas, TXCybersecurity company Epic.io is headquartered in Dallas, Texas. The team provides Cybersecurity and IT managed services.Read More
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42403Undisclosed10 - 49 employeesHouston, TXFAT FINGER is a Conversion Optimization company. The team focuses on Conversion Optimization and BI & big data consulting & SI and is based in Houston, Texas.Read More
Industries
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42404Undisclosed10 - 49 employeesBirmingham, ALAirship, LLC is a web design company. The Birmingham, Alabama-based firm was launched in 2013. Their team offers Web Design and UX/UI Design.Read More
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42405Undisclosed10 - 49 employeesTulsa, OKDecision Tree Consulting is a Tulsa, Oklahoma-based IT strategy consulting company. The team specializes in IT strategy consulting and cloud consulting & SI.Read More
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42406Undisclosed10 - 49 employeesLas Vegas, NVAppsembler, a branding firm, is based in Las Vegas, Nevada. They focus on Branding and Content Marketing.Read More
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42407Undisclosed10 - 49 employeesPortland, ORPortland Software Developers is an UX agency located in Portland, Oregon. The team offers UX/UI Design and Custom Software Development.Read More
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42408Undisclosed10 - 49 employeesGłogów Małopolski, PolandSmall custom software development company Seth Software, is based in Głogów Małopolski, Poland. Their services include Custom Software Development and Web Development.Read More
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42409Undisclosed10 - 49 employeesDetroit, MIDetroit Exposure is a small software development firm launched in 2007. Their team specializes in Custom Software Development and Web Development.Read More
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42410Undisclosed10 - 49 employeesNorwalk, CTComputer SI Corporation is a Robotics Process Automation company founded in 1985. The company offers Robotics Process Automation and Business Consulting.Read More
Industries
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42411Undisclosed10 - 49 employeesJacksonville, FLFounded in 2005, EZ Automation Systems is an UX design company. The team provides UX/UI Design and Custom Software Development.Read More
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42412Undisclosed10 - 49 employeesSt. Louis Park, MNThe Sartell Group is a small big data analytics company launched in 2005. Their services include BI & big data consulting & SI and IT staff augmentation.Read More
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42413Undisclosed10 - 49 employeesDurham, NCLocated in Durham, North Carolina, CloudShift Technologies is a small IT strategy consulting company. Their services include IT strategy consulting and Mobile App Development.Read More
Industries
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42414Undisclosed10 - 49 employeesCharlotte, NCKingsmen Software is a small IT managed services company located in Charlotte, North Carolina. Their services include IT managed services and Custom Software Development.Read More
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42415Undisclosed10 - 49 employeesBurlington, MALaunched in 1987, Aquila Technology is a software development firm. The team provides Custom Software Development and Cybersecurity.Read More
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42416Undisclosed10 - 49 employeesNashua, NHEstablished in 2020, Skylytics Data, LLC is a small cloud consulting & SI company. Their team offers cloud consulting & SI and IT strategy consulting.Read More
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42417Undisclosed10 - 49 employeesWichita, KSFounded in 2018, Viaanix, Inc. Is an IoT development company. The team offers IoT development and Product Design.Read More
Industries
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42418Undisclosed10 - 49 employeesLouisville, KYLihard Solutions Corp. Is a business intelligence company. They were launched in 2012, and their services include BI & big data consulting & SI and Custom Software Development.Read More
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42419Undisclosed10 - 49 employeesLouisville, KYFounded in 2000, IGear, a small IoT development company, is located in Louisville, Kentucky. Their services include IoT development and Custom Software Development.Read More
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42420Undisclosed10 - 49 employeesFairfield, CTHarrison Consulting, Inc. Is a Cybersecurity company. The Fairfield, Connecticut-based agency was established in 1994. Their team specializes in Cybersecurity and Custom Software Development.Read More
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