Company lists · Data refreshed September 2026
Top 25 Volunteer web development firms based in Kolkata, India
RevenueBase identified 292 company matches for volunteer web development firms associated with Kolkata, India as of September 2026 and tracks 2,376 professional contacts across them, including 181 with verified work emails. Across India, Ahmedabad is the largest hub for this category (390 companies); Kolkata has 292.
This list covers company matches for volunteer web development firms 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 22, 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.
The 25 largest volunteer web development firms based in Kolkata, India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 215 contacts → | ||||
Exact match “Weavers Web: established in the year 2010; has grown from a small web design and development company to a company that is overflowing with talented and dedicated individuals.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 59 contacts → | ||||
Exact match “Infosolz Consultancy Services Pvt.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 51 contacts → | ||||
Exact match “Delostyle Studio Private Limited has been incorporated in the year 2016.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 44 contacts → | ||||
Exact match “Encoders designs, develops and supports customer-focused Internet solutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 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 22, 2026 · View company records in RevenueBase | |||||
| 6 | 29 contacts → | ||||
Exact match “Xentric Technologies is one of the fastest growing IT companies in India that provides one-stop-web-solution to every organization and individual.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 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 22, 2026 · View company records in RevenueBase | |||||
| 8 | 23 contacts → | ||||
Exact match “We entered the Web business in 2005 for a couple of programmers and designers.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 21 contacts → | ||||
Exact match “Websadroit is one of the leading web development companies in India, offering offshore web development services for all kinds of businesses.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 20 contacts → | ||||
Exact match “We develop websites with affordable prices which grow your business day by day.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 16 contacts → | ||||
Exact match “Blueberry Web Solutions Pvt.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “iTCSLive is a Kolkata-based software development and digital technology company, helping businesses grow with technology since 2007.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 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 22, 2026 · View company records in RevenueBase | |||||
| 14 | 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 22, 2026 · View company records in RevenueBase | |||||
| 15 | 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 22, 2026 · View company records in RevenueBase | |||||
| 16 | 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 22, 2026 · View company records in RevenueBase | |||||
| 17 | 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 22, 2026 · View company records in RevenueBase | |||||
| 18 | 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 22, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “Defineway Technologies Private Limited "WE MAKE YOUR THOUGHTS POSSIBLE" Defineway Technologies Private Limited is an India-based software development and IT consulting company…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 13 contacts → | ||||
Exact match “M&M Web Solutions, founded on 2012 is a full-service creative web design firm, based in Kolkata, India.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “Prism - Color For Your Business"[PRISMHUB ONLINE SOLUTIONS PVT.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 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 22, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “GreenBorn Infotech has got proven records in delivering the best quality expertise service in –HTML/CSS/PHP/PHP-PDO/Laravel/Codeigniter/Wordpress/CMS/eCommerce Website Development…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “Indian Tech initiated with a simple, yet profound design i.e.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 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 22, 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 “volunteer web development firms”. 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 292 volunteer web development firms based in Kolkata, India
See the full list, filter by size, metro and specialty, and access 181 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Volunteer web development firms based in Kolkata, India at a glance
As of Sep 22, 2026Companies by employee count
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 292 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 “volunteer web development firms” 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 181 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 22, 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.
Volunteer web development firms by metro in India
- Volunteer web development firms in Ahmedabad390
- Volunteer web development firms in New Delhi387
- Volunteer web development firms in Noida310
- Volunteer web development firms in Bangalore296
- Volunteer web development firms in Pune248
- Volunteer web development firms in Jaipur218
- Volunteer web development firms in Mumbai215
- Volunteer web development firms in Delhi214
- Volunteer web development firms in Hyderabad214
- Volunteer web development firms in Chennai209
- Volunteer web development firms in Mohali191
- Volunteer web development firms in Surat169
- Volunteer web development firms in Indore126
- Volunteer web development firms in Rajkot114
- Volunteer web development firms in Gurgaon113
- Volunteer web development firms in Kochi68
- Volunteer web development firms in Vadodara65
- Volunteer web development firms in Ludhiana48
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 “volunteer web development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many volunteer web development firms are there based in Kolkata, India?
RevenueBase identified 292 company matches for volunteer web development firms 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?
Weavers WEB tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in India has the most volunteer web development firms?
Ahmedabad leads India with 390 company records, followed by New Delhi (387) and Noida (310). Kolkata has 292.
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 181 professional contacts with verified work emails tracked across these 292 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 292 volunteer web development firms based in Kolkata, India. Start with a free account, no credit card.
Download this list →Related lists
Volunteer web development firms by geography
- Volunteer web development firms based in Brisbane, Australia
- Volunteer web development firms based in Melbourne, Australia
- Volunteer web development firms based in Sydney, Australia
- Volunteer web development firms based in Rio De Janeiro, Brazil
- Volunteer web development firms based in Sao Paulo, Brazil
- Volunteer web development firms based in Calgary, Canada
- Volunteer web development firms based in Edmonton, Canada
- Volunteer web development firms based in Mississauga, Canada
- Volunteer web development firms based in Montreal, Canada
- Volunteer web development firms based in Ottawa, Canada
- Volunteer web development firms based in Toronto, Canada
- Volunteer web development firms based in Vancouver, Canada
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Volunteer web development firms based in Brisbane, Australia
- Volunteer web development firms based in Melbourne, Australia
- Volunteer web development firms based in Sydney, Australia
- Volunteer web development firms based in Rio De Janeiro, Brazil
- Volunteer web development firms based in Sao Paulo, Brazil
- Volunteer web development firms based in Calgary, Canada
Company intelligence · public preview
Top 25 volunteer web development firms based in Kolkata, India
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 292 matching company records for volunteer web development firms based in Kolkata, India, with 2,376 tracked contacts and 181 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 volunteer web development firms based in Kolkata, India
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Weavers WEBweaversweb.com HQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 215 contacts → |
“Weavers Web: established in the year 2010; has grown from a small web design and development company to a company that is overflowing with talented and dedicated individuals.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Infosolz Consultancy Services Pvt. LTDinfosolz.comHQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 59 contacts → |
“Infosolz Consultancy Services Pvt.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Delostyle Studio Private Limiteddelostylestudio.comHQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 51 contacts → |
“Delostyle Studio Private Limited has been incorporated in the year 2016.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Encodersencoders.co.inHQ: Kolkata, IndiaReported employees: Not recorded | Kolkata, India | Not recorded | Exact match | 44 contacts → |
“Encoders designs, develops and supports customer-focused Internet solutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Symlink Technologies LLPsymlinktech.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 31 contacts → |
“At Symlink Tech, we know what it means to give each project the personalized attention it deserves.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Xentric Technologies Private Limitedxentrictechnologies.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 29 contacts → |
“Xentric Technologies is one of the fastest growing IT companies in India that provides one-stop-web-solution to every organization and individual.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  RNJ Consultancy Servicesrnjcs.inHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 28 contacts → |
“RNJ Consultancy Services is a web, software development and consulting firm providing customized solutions to businesses.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Xgenmedia Solutions PVT LTDxgenmedia.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 23 contacts → |
“We entered the Web business in 2005 for a couple of programmers and designers.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Websadroitwebsadroit.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 21 contacts → |
“Websadroit is one of the leading web development companies in India, offering offshore web development services for all kinds of businesses.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  KUS Softwarekussoft.netHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 20 contacts → |
“We develop websites with affordable prices which grow your business day by day.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Blueberry WEB Solutions PVT LTDblueberrywebs.comHQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 16 contacts → |
“Blueberry Web Solutions Pvt.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Itcsliveitcslive.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 16 contacts → |
“iTCSLive is a Kolkata-based software development and digital technology company, helping businesses grow with technology since 2007.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Ghootmee Technologyghootmeetech.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 16 contacts → |
“Ghootmee Technology is a rapidly growing, 30+ person web, desktop and mobile app development company in the heart of Kolkata.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Imperium Technology Solutions PVT LTDitsinindia.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 15 contacts → |
“Imperium Technology Solutions Pvt Ltd is a premier web development (ISO 9001-2008 certified) company.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Digital Webberdigitalwebber.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 15 contacts → |
“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 description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Digital WEB Avenue India Private Limiteddigitalwebavenue.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 14 contacts → |
“Digital Web Avenue is a boutique Web Development Company partnering businesses across the world to success.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Realysysrealysys.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 14 contacts → |
“We have a dedicated team of 20+ developers who have successfully completed more over 130 sites and are growing year on year.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Excede Services, INCexcededesign.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 14 contacts → |
“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 description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Defineway Technologies Private Limiteddefineway.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 13 contacts → |
“Defineway Technologies Private Limited "WE MAKE YOUR THOUGHTS POSSIBLE" Defineway Technologies Private Limited is an India-based software development and IT consulting company…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  M&m WEB Solutionsmandmwebsolutions.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 13 contacts → |
“M&M Web Solutions, founded on 2012 is a full-service creative web design firm, based in Kolkata, India.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Prismhub Online Solutions PVT LTDprismonline.co.inHQ: Kolkata, IndiaReported employees: 1-10 | Kolkata, India | 1-10 | Exact match | 13 contacts → |
“Prism - Color For Your Business"[PRISMHUB ONLINE SOLUTIONS PVT.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  AM Infosystems PVT LTDam-horizon.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 12 contacts → |
“AM Infosystems (Previously known as AM-Soft) is a web development company Kolkata India.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Greenborn Infotechgreenbornit.comHQ: Kolkata, IndiaReported employees: 1-10 | Kolkata, India | 1-10 | Exact match | 10 contacts → |
“GreenBorn Infotech has got proven records in delivering the best quality expertise service in –HTML/CSS/PHP/PHP-PDO/Laravel/Codeigniter/Wordpress/CMS/eCommerce Website Development…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Indiantechindiantech.co.inHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 8 contacts → |
“Indian Tech initiated with a simple, yet profound design i.e.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Olexa Interactiveolexainteractive.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 7 contacts → |
“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 description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 292 company matches
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Volunteer web development firms: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
292 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 292 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Volunteer web development firms by metro in India
- Volunteer web development firms in Ahmedabad390
- Volunteer web development firms in New Delhi387
- Volunteer web development firms in Noida310
- Volunteer web development firms in Bangalore296
- Volunteer web development firms in Pune248
- Volunteer web development firms in Jaipur218
- Volunteer web development firms in Mumbai215
- Volunteer web development firms in Delhi214
- Volunteer web development firms in Hyderabad214
- Volunteer web development firms in Chennai209
- Volunteer web development firms in Mohali191
- Volunteer web development firms in Surat169
- Volunteer web development firms in Indore126
- Volunteer web development firms in Rajkot114
- Volunteer web development firms in Gurgaon113
- Volunteer web development firms in Kochi68
- Volunteer web development firms in Vadodara65
- Volunteer web development firms in Ludhiana48
Questions about this company list
What does Exact match mean for volunteer web development firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many volunteer web development firms did RevenueBase find based in Kolkata, India?
The saved snapshot records 292 matching company records, 2,376 tracked contacts and 181 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Volunteer web development firms by geography
- Volunteer web development firms based in Brisbane, Australia
- Volunteer web development firms based in Melbourne, Australia
- Volunteer web development firms based in Sydney, Australia
- Volunteer web development firms based in Rio De Janeiro, Brazil
- Volunteer web development firms based in Sao Paulo, Brazil
- Volunteer web development firms based in Calgary, Canada
- Volunteer web development firms based in Edmonton, Canada
- Volunteer web development firms based in Mississauga, Canada
- Volunteer web development firms based in Montreal, Canada
- Volunteer web development firms based in Ottawa, Canada
- Volunteer web development firms based in Toronto, Canada
- Volunteer web development firms based in Vancouver, Canada
Cite this list
RevenueBase Data Team. Top 25 volunteer web development firms based in Kolkata, India. Snapshot: September 22, 2026. https://revenuebase.ai/companies/volunteer-web-development-firms/india/kolkata.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Volunteer web development firms based in Brisbane, Australia
- Volunteer web development firms based in Melbourne, Australia
- Volunteer web development firms based in Sydney, Australia
- Volunteer web development firms based in Rio De Janeiro, Brazil
- Volunteer web development firms based in Sao Paulo, Brazil
- Volunteer web development firms based in Calgary, Canada
Company intelligence · public preview
Top 25 volunteer web development firms based in Kolkata, India
RevenueBase records 292 matching company records for volunteer web development firms based in Kolkata, India, with 2,376 tracked contacts and 181 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 volunteer web development firms based in Kolkata, India
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Weavers WEBweaversweb.com HQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 215 contacts → |
“Weavers Web: established in the year 2010; has grown from a small web design and development company to a company that is overflowing with talented and dedicated individuals.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Infosolz Consultancy Services Pvt. LTDinfosolz.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 59 contacts → |
“Infosolz Consultancy Services Pvt.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Delostyle Studio Private Limiteddelostylestudio.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 51 contacts → |
“Delostyle Studio Private Limited has been incorporated in the year 2016.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Encodersencoders.co.in HQ: Kolkata, IndiaReported employees: Not recorded | Kolkata, India | Not recorded | Exact match | 44 contacts → |
“Encoders designs, develops and supports customer-focused Internet solutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Symlink Technologies LLPsymlinktech.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 31 contacts → |
“At Symlink Tech, we know what it means to give each project the personalized attention it deserves.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Xentric Technologies Private Limitedxentrictechnologies.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 29 contacts → |
“Xentric Technologies is one of the fastest growing IT companies in India that provides one-stop-web-solution to every organization and individual.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | RNJ Consultancy Servicesrnjcs.in HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 28 contacts → |
“RNJ Consultancy Services is a web, software development and consulting firm providing customized solutions to businesses.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Xgenmedia Solutions PVT LTDxgenmedia.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 23 contacts → |
“We entered the Web business in 2005 for a couple of programmers and designers.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Websadroitwebsadroit.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 21 contacts → |
“Websadroit is one of the leading web development companies in India, offering offshore web development services for all kinds of businesses.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | KUS Softwarekussoft.net HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 20 contacts → |
“We develop websites with affordable prices which grow your business day by day.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Blueberry WEB Solutions PVT LTDblueberrywebs.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 16 contacts → |
“Blueberry Web Solutions Pvt.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Itcsliveitcslive.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 16 contacts → |
“iTCSLive is a Kolkata-based software development and digital technology company, helping businesses grow with technology since 2007.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ghootmee Technologyghootmeetech.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 16 contacts → |
“Ghootmee Technology is a rapidly growing, 30+ person web, desktop and mobile app development company in the heart of Kolkata.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Imperium Technology Solutions PVT LTDitsinindia.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 15 contacts → |
“Imperium Technology Solutions Pvt Ltd is a premier web development (ISO 9001-2008 certified) company.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Digital Webberdigitalwebber.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 15 contacts → |
“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 description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Digital WEB Avenue India Private Limiteddigitalwebavenue.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 14 contacts → |
“Digital Web Avenue is a boutique Web Development Company partnering businesses across the world to success.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Realysysrealysys.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 14 contacts → |
“We have a dedicated team of 20+ developers who have successfully completed more over 130 sites and are growing year on year.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Excede Services, INCexcededesign.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 14 contacts → |
“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 description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Defineway Technologies Private Limiteddefineway.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 13 contacts → |
“Defineway Technologies Private Limited "WE MAKE YOUR THOUGHTS POSSIBLE" Defineway Technologies Private Limited is an India-based software development and IT consulting company…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | M&m WEB Solutionsmandmwebsolutions.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 13 contacts → |
“M&M Web Solutions, founded on 2012 is a full-service creative web design firm, based in Kolkata, India.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Prismhub Online Solutions PVT LTDprismonline.co.in HQ: Kolkata, IndiaReported employees: 1-10 | Kolkata, India | 1-10 | Exact match | 13 contacts → |
“Prism - Color For Your Business"[PRISMHUB ONLINE SOLUTIONS PVT.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | AM Infosystems PVT LTDam-horizon.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 12 contacts → |
“AM Infosystems (Previously known as AM-Soft) is a web development company Kolkata India.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Greenborn Infotechgreenbornit.com HQ: Kolkata, IndiaReported employees: 1-10 | Kolkata, India | 1-10 | Exact match | 10 contacts → |
“GreenBorn Infotech has got proven records in delivering the best quality expertise service in –HTML/CSS/PHP/PHP-PDO/Laravel/Codeigniter/Wordpress/CMS/eCommerce Website Development…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Indiantechindiantech.co.in HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 8 contacts → |
“Indian Tech initiated with a simple, yet profound design i.e.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Olexa Interactiveolexainteractive.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 7 contacts → |
“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 description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 292 company matches
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Volunteer web development firms: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
292 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 292 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Volunteer web development firms by metro in India
- Volunteer web development firms in Ahmedabad390
- Volunteer web development firms in New Delhi387
- Volunteer web development firms in Noida310
- Volunteer web development firms in Bangalore296
- Volunteer web development firms in Pune248
- Volunteer web development firms in Jaipur218
- Volunteer web development firms in Mumbai215
- Volunteer web development firms in Delhi214
- Volunteer web development firms in Hyderabad214
- Volunteer web development firms in Chennai209
- Volunteer web development firms in Mohali191
- Volunteer web development firms in Surat169
- Volunteer web development firms in Indore126
- Volunteer web development firms in Rajkot114
- Volunteer web development firms in Gurgaon113
- Volunteer web development firms in Kochi68
- Volunteer web development firms in Vadodara65
- Volunteer web development firms in Ludhiana48
Questions about this company list
What does Exact match mean for volunteer web development firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many volunteer web development firms did RevenueBase find based in Kolkata, India?
The saved snapshot records 292 matching company records, 2,376 tracked contacts and 181 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 volunteer web development firms based in Kolkata, India. Snapshot: September 22, 2026. https://revenuebase.ai/companies/volunteer-web-development-firms/india/kolkata.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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