Company lists · Data refreshed September 2026
Top 14 Railway engineering companies based in Kolkata, India
RevenueBase identified 40 company matches for railway engineering companies associated with Kolkata, India as of September 2026 and tracks 1,822 professional contacts across them, including 182 with verified work emails. Across India, Kolkata is the largest hub for this category.
This list covers company matches for railway engineering companies 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 16, 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 14 largest railway engineering companies based in Kolkata, India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 446 contacts → | ||||
Exact match “Royal Infraconstru Limited is a part of the ROYAL Group and is the fastest growing and one of the most respected Infrastructure companies in India.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 390 contacts → | ||||
Exact match “GPT Infraprojects Limited, the flagship company was renamed to reflect the core areas of operation of the company in the execution of civil and infrastructure projects, after the…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 181 contacts → | ||||
Exact match “Eldyne is a project engineering and management company based in Kolkata since 1987.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 177 contacts → | ||||
Exact match “HEI was originally set up in 1940 and has made rapid growth in the last seven decades.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 77 contacts → | ||||
Exact match “We are Calcutta Springs Ltd, a proud member of the Cal Group!” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 60 contacts → | ||||
Exact match “SIGMA RAIL SYSTEMS PVT.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 39 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 37 contacts → | ||||
Exact match “Established in 1922 as Bhartia Electric Steel Co.(later renamed as BESCO in 1993), we are a leading manufacturer of Railway rolling stock and components including Wagons, Electric…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 16 contacts → | ||||
Exact match “A One-Stop Solution for the entire Railway Track Ecosystem.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 6 contacts → | ||||
Exact match “Sumcon Infraventures LLP is one of the leading infrastructure & Trading companies with more than four decades of rich and varied experience in execution of Private Railway Sidings…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “Continental is focused on railway industry and traction segments, manufacturing high power electric equipment and protective devices.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 4 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 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 “railway engineering companies”. 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 14 of 40 railway engineering companies based in Kolkata, India
See the full list, filter by size, metro and specialty, and access 182 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Railway engineering companies based in Kolkata, India at a glance
As of Sep 16, 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 40 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 “railway engineering companies” 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 182 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 16, 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.
Railway engineering companies 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 “railway engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many railway engineering companies are there based in Kolkata, India?
RevenueBase identified 40 company matches for railway engineering companies 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?
Royal Infraconstru LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in India has the most railway engineering companies?
Kolkata leads India with 40 company records, followed by New Delhi (30) and Hyderabad (26).
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 182 professional contacts with verified work emails tracked across these 40 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 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 40 railway engineering companies based in Kolkata, India. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
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- Lists by location
- Lists A-Z
- New lists
- Railway engineering companies based in Hyderabad, India
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Company intelligence · public preview
Top 14 railway engineering companies 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 40 matching company records for railway engineering companies based in Kolkata, India, with 1,822 tracked contacts and 182 verified work emails.
This public preview shows 14 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 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 14 railway engineering companies 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 |  Royal Infraconstru LTDroyalconstruct.comHQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 446 contacts → |
“Royal Infraconstru Limited is a part of the ROYAL Group and is the fastest growing and one of the most respected Infrastructure companies in India.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GPT Infraprojects Limitedgptgroup.co.in HQ: Kolkata, IndiaReported employees: 501-1,000 | Kolkata, India | 501-1,000 | Exact match | 390 contacts → |
“GPT Infraprojects Limited, the flagship company was renamed to reflect the core areas of operation of the company in the execution of civil and infrastructure projects, after the…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Eldyneeldynegroup.comHQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 181 contacts → |
“Eldyne is a project engineering and management company based in Kolkata since 1987.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hindusthan Engineering & Industries Limitedheilindia.com HQ: Kolkata, IndiaReported employees: 1,001-5,000 | Kolkata, India | 1,001-5,000 | Exact match | 177 contacts → |
“HEI was originally set up in 1940 and has made rapid growth in the last seven decades.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Calcutta Springs LTDcalsprings.comHQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 77 contacts → |
“We are Calcutta Springs Ltd, a proud member of the Cal Group!” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sigma Rail Systems Pvt. LTDsigmarail.inHQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 60 contacts → |
“SIGMA RAIL SYSTEMS PVT.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bcpl Railway Infrastructure LTDbcril.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 39 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 |  Besco Limited Wagon Divisionombesco.inHQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 37 contacts → |
“Established in 1922 as Bhartia Electric Steel Co.(later renamed as BESCO in 1993), we are a leading manufacturer of Railway rolling stock and components including Wagons, Electric…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Holdwell Componentsholdwellcomponents.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 16 contacts → |
“A One-Stop Solution for the entire Railway Track Ecosystem.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Jekay International Track PVT LTDjekay.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Sumcon Infraventure LLPsumconinfraventures.com HQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 6 contacts → |
“Sumcon Infraventures LLP is one of the leading infrastructure & Trading companies with more than four decades of rich and varied experience in execution of Private Railway Sidings…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Continental Engineering Works Private Limitedcontinentalindia.co.in HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 6 contacts → |
“Continental is focused on railway industry and traction segments, manufacturing high power electric equipment and protective devices.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Rawatsons Engineering Private Limitedrawats.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Blue Bird Technicks Private Limitedbluebirdtech.in HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 14 of 40 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Railway engineering companies: dataset insights
September 16, 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
40 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 40 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 16, 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 ↗
Railway engineering companies by metro in India
Questions about this company list
What does Exact match mean for railway engineering companies?
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 railway engineering companies did RevenueBase find based in Kolkata, India?
The saved snapshot records 40 matching company records, 1,822 tracked contacts and 182 verified emails. The public preview displays 14 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 16, 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
Railway engineering companies by geography
- Railway engineering companies based in Hyderabad, India
- Railway engineering companies based in Australia
- Railway engineering companies based in Brazil
- Railway engineering companies based in Canada
- Railway engineering companies based in Czechia
- Railway engineering companies based in France
- Railway engineering companies based in Germany
- Railway engineering companies based in India
- Railway engineering companies based in Italy
- Railway engineering companies based in the Netherlands
- Railway engineering companies based in Norway
- Railway engineering companies based in Poland
Cite this list
RevenueBase Data Team. Top 14 railway engineering companies based in Kolkata, India. Snapshot: September 16, 2026. https://revenuebase.ai/companies/railway-engineering-companies/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
- Railway engineering companies based in Hyderabad, India
- Railway engineering companies based in Australia
- Railway engineering companies based in Brazil
- Railway engineering companies based in Canada
- Railway engineering companies based in Czechia
- Railway engineering companies based in France
Company intelligence · public preview
Top 14 railway engineering companies based in Kolkata, India
RevenueBase records 40 matching company records for railway engineering companies based in Kolkata, India, with 1,822 tracked contacts and 182 verified work emails.
This public preview shows 14 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 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 14 railway engineering companies 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 | Royal Infraconstru LTDroyalconstruct.com HQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 446 contacts → |
“Royal Infraconstru Limited is a part of the ROYAL Group and is the fastest growing and one of the most respected Infrastructure companies in India.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GPT Infraprojects Limitedgptgroup.co.in HQ: Kolkata, IndiaReported employees: 501-1,000 | Kolkata, India | 501-1,000 | Exact match | 390 contacts → |
“GPT Infraprojects Limited, the flagship company was renamed to reflect the core areas of operation of the company in the execution of civil and infrastructure projects, after the…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Eldyneeldynegroup.com HQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 181 contacts → |
“Eldyne is a project engineering and management company based in Kolkata since 1987.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hindusthan Engineering & Industries Limitedheilindia.com HQ: Kolkata, IndiaReported employees: 1,001-5,000 | Kolkata, India | 1,001-5,000 | Exact match | 177 contacts → |
“HEI was originally set up in 1940 and has made rapid growth in the last seven decades.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Calcutta Springs LTDcalsprings.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 77 contacts → |
“We are Calcutta Springs Ltd, a proud member of the Cal Group!” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sigma Rail Systems Pvt. LTDsigmarail.in HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 60 contacts → |
“SIGMA RAIL SYSTEMS PVT.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bcpl Railway Infrastructure LTDbcril.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 39 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Besco Limited Wagon Divisionombesco.in HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 37 contacts → |
“Established in 1922 as Bhartia Electric Steel Co.(later renamed as BESCO in 1993), we are a leading manufacturer of Railway rolling stock and components including Wagons, Electric…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Holdwell Componentsholdwellcomponents.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 16 contacts → |
“A One-Stop Solution for the entire Railway Track Ecosystem.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Jekay International Track PVT LTDjekay.com HQ: Kolkata, IndiaReported employees: 11-50 | Kolkata, India | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Sumcon Infraventure LLPsumconinfraventures.com HQ: Kolkata, IndiaReported employees: 201-500 | Kolkata, India | 201-500 | Exact match | 6 contacts → |
“Sumcon Infraventures LLP is one of the leading infrastructure & Trading companies with more than four decades of rich and varied experience in execution of Private Railway Sidings…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Continental Engineering Works Private Limitedcontinentalindia.co.in HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 6 contacts → |
“Continental is focused on railway industry and traction segments, manufacturing high power electric equipment and protective devices.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Rawatsons Engineering Private Limitedrawats.com HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Blue Bird Technicks Private Limitedbluebirdtech.in HQ: Kolkata, IndiaReported employees: 51-200 | Kolkata, India | 51-200 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 14 of 40 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Railway engineering companies: dataset insights
September 16, 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
40 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 40 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 16, 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 ↗
Railway engineering companies by metro in India
Questions about this company list
What does Exact match mean for railway engineering companies?
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 railway engineering companies did RevenueBase find based in Kolkata, India?
The saved snapshot records 40 matching company records, 1,822 tracked contacts and 182 verified emails. The public preview displays 14 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 16, 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
Railway engineering companies by geography
- Railway engineering companies based in Hyderabad, India
- Railway engineering companies based in Australia
- Railway engineering companies based in Brazil
- Railway engineering companies based in Canada
- Railway engineering companies based in Czechia
- Railway engineering companies based in France
- Railway engineering companies based in Germany
- Railway engineering companies based in India
- Railway engineering companies based in Italy
- Railway engineering companies based in the Netherlands
- Railway engineering companies based in Norway
- Railway engineering companies based in Poland
Cite this list
RevenueBase Data Team. Top 14 railway engineering companies based in Kolkata, India. Snapshot: September 16, 2026. https://revenuebase.ai/companies/railway-engineering-companies/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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