Top App Development Companies for Cybersecurity

Between them, the 34 app development companies on this page cover security (16), cloud (12), eCommerce (12) and education (11). They also list work in Washington, Ahmedabad and York. 34 of them have written a profile you can read before you get in touch.

1. 1

   

   Informa Solutions

   IT Security · Security · Cloud

   Informa Solutions is a Singapore-based systems integrator and managed services provider that focuses on IT security.

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   Why #1: Founded 2012 · ISO 9001, ISO 27001 — as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   Greystone Technology Group

   Web Development · Security · Responsive · Also in Colorado

   Greystone Technology Group is an IT services company serving businesses in Colorado, including Denver, Fort Collins and Boulder, and the New York metro area.

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   Why #2: In business 20+ years · Microsoft partner — as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

3. =3

   

   Hensley-Elam and Associates

   Security

   Hensley-Elam and Associates is a managed IT services company in Kentucky.

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   Why #3 (shared): In business 20+ years — as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

4. =3

   

   Gateway Digital UK

   Mobile App Development · Software Development · Web Development · Also in Ahmedabad

   Gateway Digital UK helps organisations untangle messy technology estates and plan digital change, drawing on about twenty years of work in the field.

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   Why #3 (shared): In business 20+ years — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

5. =5

   

   ITUniversum

   Full-stack · ERP · Reporting

   ITUniversum LLC develops custom software for companies in the United States.

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   Why #5 (shared): In business 15+ years — as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

6. =5

   

   Implex

   Arts, Entertainment & Music · Advertising & Marketing · Software Development

   Implex writes custom software for startups and scale-up companies.

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   Why #5 (shared): In business 15+ years — as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

7. =7

   

   Absolin

   Advertising & Marketing · Information Technology · Goals

   Absolin is an Indian software company whose main product line is ERP, alongside CRM, HRMS and custom software.

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   Why #7 (shared): In business 10+ years — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

8. =7

   

   Ignitho Technologies

   Consumer Products & Services · Mobile App Development · Hospitality & Leisure · Also in Europe

   Ignitho Technologies is a data and AI services firm with its headquarters in the US and teams in other countries.

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   Why #7 (shared): In business 10+ years — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

9. 9

   

   Fively

   Custom Software Development · Software Development · Web Development · Also in Belarus

   Fively has been building bespoke B2B software since 2018. It focuses on custom development for startups, taking products from early idea to prototype, MVP and full release, and…

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   Why #9: Founded 2018 — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

10. =10

    

    GFI Software

    Software Development · Web Development · E-Commerce Development · Also in Canada

    GFI Software makes a library of business software aimed mostly at small and medium-sized businesses, which it says number more than 40,000 customers worldwide.

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    Why #10 (shared): nothing checkable yet — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

11. =10

    

    Intertec International

    Financial Services · Information Technology · Security

    Intertec International provides information technology, engineering and consulting services to companies in several industries.

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    Why #10 (shared): Microsoft partner — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

12. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
13. –

    

    CBNITS

    Mobile App Development · Custom Software Development · Software Development · Also in United States of America

    CBNITS is an enterprise software and IT services provider. Its current focus is agentic AI, cybersecurity engineering and AI-based digital transformation, with healthcare and…

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    On record: Team of 400+ — as stated on its own website, read 28 Sept 2026

14. –

    

    Agily

    Agile · Government · Goals · Also in France

    Agily is a digital product firm set up by three co-founders who wanted to offer more than a standard IT consultancy or web agency.

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15. –

    

    Aptera Software, Inc.

    Also in New York and York

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16. –

    

    Bitsource

    Android · Responsive · Automation

    Bitsource is a software and digital services company in Pikeville, Kentucky, in the Appalachian region, with a team of programmers, architects, designers, managers, support staff…

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17. –

    

    BOCASAY

    Arts, Entertainment & Music · Consumer Products & Services · Advertising & Marketing · Also in France

    BOCASAY provides dedicated teams of developers who work on clients' IT projects from an IT service centre in Vietnam.

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18. –

    

    Bytex Technologies

    Mobile App Development · Software Development · Web Development · Also in Romania

    Bytex Technologies is a software development and consulting company from Romania, with a team that also works from Serbia.

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19. –

    

    Contessa Solutions & Consultants Ltd.

    Security · Cloud · Government

    Contessa Solutions & Consultants Ltd. designs, builds and maintains custom software, and has widened into training, consultancy and cybersecurity.

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20. –

    D

    Demo

    Security · Cloud · Driving · Also in California and Dallas

    Technology decision-makers rely on Foundry events. Every month.

    Write a review
21. –

    

    Digital Fractal Technologies Inc

    Government · Learning · Also in Wilmington

    Digital Fractal Technologies Inc is a software developer in Alberta, Canada, serving clients in Edmonton, Calgary and across the province.

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22. –

    

    F&S Digital

    Arts, Entertainment & Music · Hospitality & Leisure · Business Services

    F&S Digital is a technology consultancy based in New Jersey. It designs, develops and installs custom software for businesses, whatever their level of technical knowledge.

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23. –

    

    Feather Techlabs LLP

    Advertising & Marketing · Information Technology · eCommerce · Also in Ahmedabad

    Feather Techlabs LLP is a software development company in Ahmedabad, India, offering full stack development for websites and mobile apps.

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24. –

    

    Fifium

    Arts, Entertainment & Music · Hospitality & Leisure · Information Technology

    Fifium is a publication about web and mobile app development. It began as a small group of developers with a shared interest in mobile work and has grown into a blog offering…

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25. –

    

    Giant Lazer

    Advertising & Marketing · Business Services · Education

    Giant Lazer is a developer of virtual reality and augmented reality applications, working from Poland.

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