Company lists · Data refreshed November 2026

Top 15 Bulk email services based in India

RevenueBase identified 117 company matches for bulk email services associated with India as of November 2026 and tracks 817 professional contacts across them, including 60 with verified work emails. Bangalore is the largest hub.

This list covers company matches for bulk email services associated with 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
117Companies
817Contacts tracked
60Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 15 largest bulk email services based in India

Ranked by team size
Top 15 of 117 company matches for bulk email services based in 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Kasplo is a cloud-based email delivery and management service designed to help businesses send transactional and marketing emails on a large scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKurukshetra, IndiaHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Ispier Tech works in different domains of Internet marketing field, we grow our own websites, run digital marketing campaigns through advertising on various platform, and email…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPune, IndiaHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“We are a marketing technology company that provides a state-of-the-art email, SMS & web-marketing platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIndore, IndiaHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“SMTP Mailer Provides best email marketing services, we are in first position in reputed email marketing company across the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKolkata, IndiaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“SMTP Provider Put Ltd was founded in 2012 by an Internet Marketing Company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“We are a marketing technology company that provides a state-of-the-art email, SMS & web-marketing platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchChennai, IndiaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Email Deliverability Strategist | Lead Generation Expert | Cold Email Marketing Wizard Maximize your email success and unleash untapped potential with my specialized services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBhopal, IndiaHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Postbox Consultancy Services is an Email Deliverability Company and Your Emailing Partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Mazeweb Technologies Pvt Ltd is a one stop shop cost effective solution provider company provides solutions like Email Marketing platform with white labeling and re-branding…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Remmsi, Reliable Ecosystem for Marketing, Mailing, and Secure Interactions Discover the power of a Reliable Ecosystem designed to elevate your marketing, mailing, and secure…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchC 1a, IndiaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Discover unparalleled expertise in email marketing, email deliverability, and SEO with our pioneering data analysis, strategic insights, and cutting-edge software solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPune, IndiaHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Empowering Smarter Email Marketing At Mailatmars, we believe email marketing should be simple, effective, and personalized.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchJaipur, IndiaHQ recorded Nov 6, 2026201-5001 contacts →

Exact match

“Sendinbox.io helps you land in the inbox, not spam.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchVaranasi, IndiaHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Email Marketing Solutions For Your Company Execution Services are fully customized as per your personal and company needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVadodara, IndiaHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Pooja Hosting has long been one of the most admired names in the IT industry for Web Hosting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 15 of 117 bulk email services based in India

See the full list, filter by size, metro and specialty, and access 60 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Bulk email services based in India at a glance

As of Nov 6, 2026
7.3%Verified-email coverage
7.0Average contacts per company
11-50Median size (employees)
13.7%Largest-city concentration · Bangalore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
53
11-50
42
51-200
15
201-500
5
501-1,000
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 117 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 India whose business descriptions match “bulk email services” 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 60 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.

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 “bulk email services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many bulk email services are there based in India?

RevenueBase identified 117 company matches for bulk email services associated with 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?

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

Which city has the most bulk email services?

Bangalore leads with 16 company records, followed by Pune (9) and Kolkata (8).

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 60 professional contacts with verified work emails tracked across these 117 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 117 bulk email services based in India. Start with a free account, no credit card.

Download this list →

Related lists

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.