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Top App Development Companies for Security

86 of 314 app development companies ranked on evidence in the Q4 2026 edition.

Between them, the 314 app development companies on this page cover eCommerce (122), information technology (103), business services (93) and medical (90). They also list work in Ahmedabad, Reading, York and Fleet. 313 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

86 of 314 app development companies ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.

Positions are fixed for the quarter; the next edition is due in January 2027.

How this is ranked About this edition

All app development companies 86 ranked SMEs 85 ranked

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Greystone Technology Group
Web Development · Responsive · Hybrid · 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 #1: In business 20+ years · Microsoft partner, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Informa Solutions
IT Security · Cloud · Government
Informa Solutions is a Singapore-based systems integrator and managed services provider that focuses on IT security.
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Why #2: Founded 2012 · ISO 9001, ISO 27001 · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Finetech Consultancy
Cloud · Government · Video · Also in Sri Lanka
Finetech Consultancy is a cloud consultancy based in Rajagiriya, Sri Lanka.
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Why #3: In business 15+ years · Google partner, Microsoft partner · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
ISS Technologies
Consumer Products & Services · Business Services · Cloud · Also in Hyderabad
ISS Technologies is an IT services company and a Microsoft Solutions Partner.
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Why #4: In business 24+ years · Microsoft partner · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
eJumpDigital
Supply Chain, Logistics, and Transport · Hospitality & Leisure · Real Estate · Also in Africa
eJumpDigital, which trades as eJump Media, is a web and mobile app development agency in Bucharest, Romania.
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Why #5: Founded 2007 · ISO 9001, ISO 27001 · Team of 30+ · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
iTechNotion Private Limited
Gps, Navigation & Gis · Mobile App Development · Hospitality & Leisure · Also in Ahmedabad
AI agents, workflow automation and custom software built by a development studio for sales, support, HR and finance teams
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Why #6: In business 15+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Divum Corporate Services Pvt Ltd
Consumer Products & Services · Hospitality & Leisure · Information Technology
Digital transformation and product development firm for enterprises and startups, spanning cloud, data, AI and blockchain
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Why #7: In business 14+ years · Google partner, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Corporate Projukti Limited
IT Services · Cloud · Hybrid
Corporate Projukti Limited is an IT services company in Dhaka, Bangladesh that works as a Microsoft and cloud partner.
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Why #8: Microsoft partner, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
IDS Infotech Limited
Mobile App Development · Software Development · Web Development · Also in Canada
IDS Infotech Ltd is a business process management and IT services group founded in 1989, operating from offices in the USA, Netherlands, UK and India.
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Why #9: Founded 1989 · Team of 1,200+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Bravo Systems
Engineering · Analytics · Partners
Bravo Systems is a software engineering company, registered as Bravo Systems d.o.o., that builds medium to large information systems.
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Why #10: In business 20+ years · Team of 100+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Aceway Software
Business Services · Financial Services · Cloud
Aceway Software is a Brisbane developer that has built software since 1982.
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Why #11: Founded 1982, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Epoch Online
Non Profit · SQL Server · Internet · Also in Nice
Epoch Online is a technology and marketing company established in 1993.
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Why #12: Founded 1993, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Infodesign Group
Cloud · SQL · Backup
Infodesign Group is an IT distributor that sells security products in Romania, Bulgaria and the Republic of Moldova.
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Why #13: In business 30+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
It-soft GmbH
App Development · Software Development · IT Consulting
it-soft GmbH is an IT and software company based in Munich, Germany, active since 1997.
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Why #14: Founded 1997, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Android Developer
Arts, Entertainment & Music · Advertising & Marketing · Information Technology · Also in Dubai
Android Developer is an app development company in India that builds Android applications for start-ups and larger enterprises.
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Why #15 (shared): In business 25+ years, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Envisage Apps
Android · Creative · Blockchain · Also in Perth and Cape Town
Envisage Apps is an app development studio serving Brisbane and the Gold Coast.
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Why #15 (shared): Founded 2001 · Small team, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
ITExpertUS Inc
Consumer Products & Services · Arts, Entertainment & Music · Custom Software Development
ITExpertUS Inc is an information technology company based in Chicago, Illinois.
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Why #15 (shared): In business 25+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
AbleIT Inc.
Cloud · Recommendations · Also in Edmonton
AbleIT Inc. is an IT services company in Edmonton, Alberta, that looks after computer networks and data for local businesses.
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Why #15 (shared): In business 25+ years, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Dotinum
Mobile App Development · Web Development · Digital Marketing · Also in Poland
Dotinum is a software house in Wroclaw, Poland, that has been building web software since 2002 and now takes on more international clients.
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Why #19: Founded 2002, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
AVATAR Computing
Government
Since 2005, AVATAR Computing has built technology for US government bodies and commercial clients.
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Why #20: Founded 2005, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
baKno Apps
App Development · Application Development · Cloud · Also in Miami
baKno Apps is a Miami, Florida development studio that began as a video game maker and now builds custom software of many kinds.
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Why #21 (shared): Founded 2006, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Giro54
Mobile App Development · Web Development · Web Design · Also in Argentina
Giro54 is a user experience design, product strategy and innovation agency in Buenos Aires, Argentina.
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Why #21 (shared): Founded 2006, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Crespro Technologies Sdn Bhd
Mobile App Development · Web Development · iOS App · Also in Malaysia
Crespro Technologies Sdn Bhd develops mobile, web and data software and sells its own frameworks for mobile and telecoms projects.
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Why #21 (shared): In business 20+ years, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Hensley-Elam and Associates
Cybersecurity
Hensley-Elam and Associates is a managed IT services company in Kentucky.
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Why #21 (shared): In business 20+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

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Top App Development Companies for Security

Greystone Technology Group

Informa Solutions

Finetech Consultancy

ISS Technologies

eJumpDigital

iTechNotion Private Limited

Divum Corporate Services Pvt Ltd

Corporate Projukti Limited

IDS Infotech Limited

Bravo Systems

Aceway Software

Epoch Online

Infodesign Group

It-soft GmbH

Android Developer

Envisage Apps

ITExpertUS Inc

AbleIT Inc.

Dotinum

AVATAR Computing

baKno Apps

Giro54

Crespro Technologies Sdn Bhd

Hensley-Elam and Associates

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