Company lists · Data refreshed November 2026

Top 25 Single page application developers based in Kolkata, India

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 213 companies tracked

RevenueBase identified 213 company matches for single page application developers associated with Kolkata, India as of November 2026 and tracks 1,702 professional contacts across them, including 251 with verified work emails. Across India, Ahmedabad is the largest hub for this category (704 companies); Kolkata has 213.

This list covers company matches for single page 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 November 6, 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 Nov 6, 2026 How this list was built

213Companies

1,702Contacts tracked

251Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest single page application developers based in Kolkata, India

Ranked by team size

Top 25 of 213 company matches for single page application developers based in Kolkata, India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 2026	51-200	228 contacts →
	Exact match “Are you looking for professional & experienced offshore developers for promoting your brands digitally?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Itobuz Technologies	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	51-200	90 contacts →
	Exact match “Itobuz Technologies Pvt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Fortmindz	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	51-200	65 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 · Nov 6, 2026 · View company records in RevenueBase
4	WEB Idea Solution LLP	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	51-200	37 contacts →
	Exact match “Web Idea Solution LLP is a software development and IT consulting company in India providing full-stack solutions for web design, web development, ecommerce, app development…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Mobotics Technologies Private Limited	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “Mobotics Technologies Private Limited is a leading Software Development and IT services company with over a decade of experience in delivering cutting-edge solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Webtechnomind IT Solutions Pvt. LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	26 contacts →
	Exact match “Webtechnomind IT Solutions is a Digital Service Agency based in Kolkata, India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Techwens	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	23 contacts →
	Exact match “Techwens is the best Custom Enterprise Software Development Services in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Ghootmee Technology	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	18 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 · Nov 6, 2026 · View company records in RevenueBase
9	Arisu APP Solutions Pvt. LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Imperium Technology Solutions PVT LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
11	Unnatim	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	501-1,000	15 contacts →
	Exact match “Unnatim India Limited is a Software company in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Shreesols	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	15 contacts →
	Exact match “We are a global software development company in India offering powerful information technology solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Tectes Technologies Private Limited	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “We are a Software Development Company based in Kolkata, India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Bizcommits	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	13 contacts →
	Exact match “We provide cutting edge Web and Mobile app solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Realysys	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	13 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 · Nov 6, 2026 · View company records in RevenueBase
16	AM Infosystems PVT LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
17	Innovination	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	10 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 · Nov 6, 2026 · View company records in RevenueBase
18	Sunyam Software	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	10 contacts →
	Exact match “At Sunyam Software, we turn your business ideas into powerful digital products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Hayat International IT Services PVT LTD Hayat Infosystems	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	9 contacts →
	Exact match “Information technology drives innovation and innovation is the path to business success.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Magica Labs	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “We are a team of creative and innovative individuals who are here to learn, thrive, and grow as the best website and application developers in the domain.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Yestoideas	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “We will build powerful solutions for your business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Worwis Technologies Pvt. LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
23	Swing Technologies	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	3 contacts →
	Exact match “Your one-stop IT Solution.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Tebixa Technologies	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	11-50	1 contacts →
	Exact match “Tebixa™ Is the India's Most Fastest Growing Website Development Company With A Complete Services Of Website Development, Android & iOS Application Development, SEO Optimization…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Allegorical Solutions P LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1-10	1 contacts →
	Exact match “Allegorical Solutions is a small, focused development team based in Kolkata, India, working with businesses across North America, Europe, and the Asia-Pacific since 2012.” Recorded in the RevenueBase company graph · Nov 6, 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 “single page 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 213 single page application developers based in Kolkata, India

See the full list, filter by size, metro and specialty, and access 251 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Single page application developers based in Kolkata, India at a glance

As of Nov 6, 2026

14.7%Verified-email coverage

8.0Average contacts per company

11-50Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

102

51-200

201-500

501-1,000

1,001-5,000

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 213 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 “single page 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 251 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 November 6, 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.

Single page 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 “single page application developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many single page application developers are there based in Kolkata, India?

RevenueBase identified 213 company matches for single page application developers associated with Kolkata, India as of November 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 single page application developers?

Ahmedabad leads India with 704 company records, followed by Bangalore (468) and Pune (439). Kolkata has 213.

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 251 professional contacts with verified work emails tracked across these 213 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 213 single page application developers based in Kolkata, India. Start with a free account, no credit card.

Download this list →

Related lists

Single page application developers by geography

Browse the directory

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.