Companies · category

Top IT Service Providers in Kolkata

6 of 15 IT service providers ranked on evidence in the Q4 2026 edition.

Between them, the 15 best-ranked of these 16 IT service providers cover web development (12), android (11), UI/UX design (10) and web design (10). They also list work in Bengaluru, India, India and United States of America. 15 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

6 of 15 IT service providers ranked on evidence held on 9 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.

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All IT service providers 6 ranked SMEs 6 ranked

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WebGuru Infosystems Pvt. Ltd.
Mobile App Development · Web Development · Web Design · Also in India
WebGuru Infosystems Pvt. Ltd. is an ISO 9001:2015 certified IT company based in Kolkata, India.
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Why #1: Based in Kolkata, India · Founded 2005 · ISO 9001 · Team of 150+, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Idiosys Technologies
Web Development · iOS App · Android · Also in United Kingdom
Idiosys Technologies is a private limited company with a base in the UK and India. It has operated since 2015 and serves clients in the UK, USA, Canada, Panama and elsewhere.
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Why #2: Address in Kolkata · Founded 2015 · ISO 9001, as stated on its own website, read 6 Oct 2026
Not yet on record: client reviews, vetting.
Sun Dew Solutions Pvt. Ltd.
Mobile App Development · Web Development · UI/UX Design · Also in India
Sun Dew Solutions Pvt. Ltd., trading as Sundew, is a global engineering and delivery firm.
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Why #3 (shared): Based in Kolkata, India, with teams in the USA, UAE and the Nordics · Founded 2007, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Xigmapro Software Pvt Ltd
Custom Software Development · Search Engine Optimization · Web Development · Also in India
Xigmapro Software Pvt Ltd is an IT services company based in Kolkata. It designs websites, builds apps and runs search and social campaigns for clients in India and abroad.
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Why #3 (shared): Based in Kolkata, India · Founded 2007, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Unified Infotech
Mobile App Development · Custom Software Development · Web Development · Also in United States of America
Unified Infotech is a software and digital transformation firm with headquarters in New York and an office in Kolkata, India.
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Why #5: Based in New York, USA, with an office in Kolkata, India · Founded 2010, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
CodeClouds
UI/UX Design · Web Design · eCommerce · Also in United States of America
CodeClouds is a custom software, AI and website development company.
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Why #6: Address in Kolkata · ISO 9001, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
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
Sleek Infosolutions Pvt ltd.
Mobile App Development · Custom Software Development · Social Media Marketing · Also in India
Indian web and software company offering development, digital marketing and mobile apps to clients in India, the UK and the US
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On record: Founded 2004 · Team of 50+ · Client numbers stated on its own website, as stated on its own website, read 5 Oct 2026
Mindteck
E-Commerce Development · Software Development · Android · Also in Mumbai and Bengaluru, India
Mindteck is a global engineering and technology services company set up in 1991.
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On record: Founded 1991, as stated on its own website, read 5 Oct 2026
Mantra Labs
Mobile App Development · Web Development · UI/UX Design · Also in Delhi NCR and Bengaluru, India
Mantra Labs is a technology company that builds digital products, data systems and AI solutions.
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On record: In business 10+ years, as stated on its own website, read 6 Oct 2026
designs.codes
Mobile App Development · Web Development · UI/UX Design · Also in India
designs.codes is a digital agency that develops custom web and mobile applications.
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On record: Based in Bristol, United Kingdom, and Kolkata, India
Incture Technologies Pvt. Ltd.
Web Development · UI/UX Design · Web Design · Also in Chandigarh & Mohali and Bengaluru, India
Incture Technologies Pvt. Ltd. is a digital systems company that works largely with SAP technology.
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Prikal Technology Solutions Pvt. Ltd.
Mobile App Development · Social Media Marketing · Search Engine Optimization · Also in India
Prikal Technology Solutions Pvt. Ltd. trades as Web App Designs and is based in Kolkata, West Bengal.
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On record: Based in Kolkata, West Bengal, India
QI
Quadrant Informatics Pvt Ltd
Mobile App Development · Social Media Marketing · Web Development · Also in India
Quadrant Informatics Pvt Ltd is an interactive digital agency.
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Tech Exactly
Web Development · Web Design · Staff Augmentation · Also in Bengaluru, India
Tech Exactly is a digital services agency that builds websites and web applications on Magento, WordPress and PHP.
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WIFT Cap Solutions Pvt Ltd.
Mobile App Development · UI/UX Design · iOS App · Also in India
Based in Kolkata, India, WIFT Cap Solutions Pvt Ltd sells outsourced software development services.
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On record: Based in Kolkata, India

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