Company lists · Data refreshed September 2026

Top 25 Custom web application developers based in Kolkata, India

Name: Custom web application developers based in Kolkata, India
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 247 companies tracked

RevenueBase identified 247 company matches for custom web application developers associated with Kolkata, India as of September 2026 and tracks 1,883 professional contacts across them, including 201 with verified work emails. Across India, Ahmedabad is the largest hub for this category (544 companies); Kolkata has 247.

This list covers company matches for custom web application developers associated with Kolkata, India, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 19, 2026 How this list was built

247Companies

1,883Contacts tracked

201Verified emails

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The 25 largest custom web application developers based in Kolkata, India

Ranked by team size

Top 25 of 247 company matches for custom web application developers based in Kolkata, India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Sentientgeeks	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	51-200	229 contacts →
	Exact match “Are you looking for professional & experienced offshore developers for promoting your brands digitally?” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Fortmindz	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	51-200	71 contacts →
	Exact match “At Formindz we strive to offer you a broad experience with industry leading development practices and innovation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Infosolz Consultancy Services Pvt. LTD	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	51-200	59 contacts →
	Exact match “Infosolz Consultancy Services Pvt.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Mindedge Solutions	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	39 contacts →
	Exact match “Elevating Your Digital presence - a cutting-edge web development company committed to delivering innovative and customized digital solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Symlink Technologies LLP	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	31 contacts →
	Exact match “At Symlink Tech, we know what it means to give each project the personalized attention it deserves.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	RNJ Consultancy Services	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	28 contacts →
	Exact match “RNJ Consultancy Services is a web, software development and consulting firm providing customized solutions to businesses.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Techwens	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	22 contacts →
	Exact match “Techwens is the best Custom Enterprise Software Development Services in India.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	KUS Software	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	20 contacts →
	Exact match “We develop websites with affordable prices which grow your business day by day.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Bantech	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	18 contacts →
	Exact match “BANTECH is a leading brand in software and web development with a global presence.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Ghootmee Technology	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	16 contacts →
	Exact match “Ghootmee Technology is a rapidly growing, 30+ person web, desktop and mobile app development company in the heart of Kolkata.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Imperium Technology Solutions PVT LTD	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	15 contacts →
	Exact match “Imperium Technology Solutions Pvt Ltd is a premier web development (ISO 9001-2008 certified) company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Digital Webber	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	15 contacts →
	Exact match “We, Digital Webber are a new generation, innovative, dynamic and result oriented Web Development Company based in Kolkata.The company is registered with GST under number…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Digital WEB Avenue India Private Limited	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	14 contacts →
	Exact match “Digital Web Avenue is a boutique Web Development Company partnering businesses across the world to success.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Realysys	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	14 contacts →
	Exact match “We have a dedicated team of 20+ developers who have successfully completed more over 130 sites and are growing year on year.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Excede Services, INC	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	14 contacts →
	Exact match “Excede Services, Inc is a web development company offering you a suite of web-related services from conceptualization, designing to web based applications and development of sites…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Innovination	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	1-10	12 contacts →
	Exact match “Welcome to Innovination, where we are driven by a passion for helping businesses thrive in the digital world!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	AM Infosystems PVT LTD	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	12 contacts →
	Exact match “AM Infosystems (Previously known as AM-Soft) is a web development company Kolkata India.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Olexa Interactive	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	7 contacts →
	Exact match “Olexa Interactive is a custom website design and development company with a team of highly proficient website designers, innovative graphic designers, website design architects…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Yestoideas	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	1-10	6 contacts →
	Exact match “We will build powerful solutions for your business.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Digerati Webcrafts Private Limited	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	1-10	6 contacts →
	Exact match “Digerati Webcrafts is a Design agency from Kolkata, India & have been in the business since 2011.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	SVK WEB Solution	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	6 contacts →
	Exact match “SVK Web Solution, a leading Website Design, Development, Promotion and Mobile apps development Company in India.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Webzline	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	6 contacts →
	Exact match “We are a team of dedicated web designers and web developers identifies your need and customize the best digital web solution as per your requirement.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	SB Creation	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	51-200	5 contacts →
	Exact match “SB Creation is a full Graphics, web solutions and Software Development company since 2005, providing affordable web design and development, digital marketing, and SEO.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Worwis Technologies Pvt. LTD	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	11-50	5 contacts →
	Exact match “WorWis technologies is an IT solutions organization with expertise in building high-end web and mobile application for SMEs, Big corporates and entrepreneurial community.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Almetric Consultancy Service Private Limited	Exact match	Kolkata, IndiaHQ recorded Sep 19, 2026	1-10	3 contacts →
	Exact match “We are a group of mid-senior to senior-level IT professionals who have been serving various mid-size IT solutions companies within India and abroad.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “custom web application developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 247 custom web application developers based in Kolkata, India

See the full list, filter by size, metro and specialty, and access 201 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom web application developers based in Kolkata, India at a glance

As of Sep 19, 2026

10.7%Verified-email coverage

7.6Average contacts per company

11-50Median size (employees)

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

101

11-50

123

51-200

201-500

Email recency for this list is measured across the whole India list rather than for Kolkata, so it is reported there. Company counts and contact totals on this page are exact for Kolkata, over 247 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Kolkata, India whose business descriptions match “custom web application developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 201 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Custom web application developers by metro in India

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom web application developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom web application developers are there based in Kolkata, India?

RevenueBase identified 247 company matches for custom web application developers associated with Kolkata, India as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Sentientgeeks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in India has the most custom web application developers?

Ahmedabad leads India with 544 company records, followed by Bangalore (348) and Noida (336). Kolkata has 247.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 201 professional contacts with verified work emails tracked across these 247 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.