51 Top San Francisco Email Companies and Startups of 2021

June 18, 2021

This article showcases our top picks for the best San Francisco based Email companies. These startups and companies are taking a variety of approaches to innovating the Email industry, but are all exceptional companies well worth a follow.

We tried to pick companies across the size spectrum from cutting edge startups to established brands.

We selected these startups and companies for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

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Top San Francisco Email Startups

Data sourced from Crunchbase and SemRush.

Iterable

Iterable

Crunchbase Website Twitter Facebook Linkedin

Iterable provides a marketing automation platform designed to optimize and measure every customer interaction.

Nylas

Nylas

Crunchbase Website Twitter Facebook Linkedin

Nylas is an API platform that helps developers build features that connect to every email, calendar, and contacts provider in the world.

Nylas

Sitecore

Crunchbase Website Twitter Facebook Linkedin

Sitecore is a customer experience management company that provides multichannel marketing automation software and web content management.

Nylas

Abnormal Security

Crunchbase Website Twitter Facebook Linkedin

Abnormal Security is an email security company that protects enterprises and organizations from targeted email attacks.

Nylas

Compose.AI

Crunchbase Website Twitter Facebook Linkedin

Accelerate your writing time by 40% with AI-powered autocompletion

Nylas

Valimail

Crunchbase Website Twitter Facebook Linkedin

Valimail is an email security company that offers zero-trust, authentication-based solutions for organizations.

Nylas

NextRoll

Crunchbase Website Twitter Facebook Linkedin

NextRoll is a marketing technology company delivering products ambitious companies rely on to grow their businesses.

Nylas

Leanplum

Crunchbase Website Twitter Facebook Linkedin

Leanplum is a mobile marketing platform that delivers meaningful engagement across messaging and the in-app experience.

Nylas

Mailgun

Crunchbase Website Twitter Facebook Linkedin

Mailgun offers APIs that allow users to send, receive and track emails.

Nylas

Mixmax

Crunchbase Website Twitter Facebook Linkedin

Mixmax is a sales engagement platform that helps sales and customer success teams accelerate revenue at every stage of the customer journey.

Nylas

Zenreach

Crunchbase Website Twitter Facebook Linkedin

Zenreach connects your online marketing with in-store results for digital marketing that performs 4x better.

Nylas

Earn.com

Crunchbase Website Twitter Facebook Linkedin

Earn money for replying to emails and completing tasks.

Nylas

Front

Crunchbase Website Twitter Facebook Linkedin

Front is the leading customer communication platform that transforms work into impact.

Nylas

Paubox

Crunchbase Website Twitter Facebook Linkedin

Secure email for modern healthcare. Right out of the box. HITRUST CSF certified.

Nylas

Amitree

Crunchbase Website Twitter Facebook Linkedin

Amitree transforms the chaos of business email into an AI-powered deal organizer, project manager, and virtual assistant.

Nylas

ContactOut

Crunchbase Website Twitter Facebook Linkedin

SaaS, Recruitment Data, Sales Intelligence

Nylas

Streak

Crunchbase Website Twitter Facebook Linkedin

Streak is the only CRM integrated entirely within your Gmail inbox. Use it to track sales, partnerships, support, hiring, and much more.

Nylas

ToutApp

Crunchbase Website Twitter Facebook Linkedin

ToutApp helps organizations transform their sales teams into revenue generating machines.

Nylas

Clara Labs

Crunchbase Website Twitter Facebook Linkedin

Clara Labs provides scheduling service that coordinates when, where, and how candidates meet with recruiters and interviewers.

Nylas

Talkable

Crunchbase Website Twitter Facebook Linkedin

Talkable is a technology platform that enables marketers to run customizable Refer A Friend Programs.

Nylas

LAUNCH

Crunchbase Website Twitter Facebook Linkedin

Our mission: To support founders & inspire innovation.

Nylas

boomtrain

Crunchbase Website Twitter Facebook Linkedin

An AI-powered marketing platform that drives relevant interactions with users at every touchpoint, increasing engagement, retention, & LTV

Nylas

Clarity

Crunchbase Website Twitter Facebook Linkedin

Clarity provides entrepreneurs with over-the-phone business expertise and mentorships.

Nylas

Superhuman

Crunchbase Website Twitter Facebook Linkedin

The fastest email experience ever made. Sign up now for VIP access at https://superhuman.com.

Nylas

Sendwithus

Crunchbase Website Twitter Facebook Linkedin

Sendwithus is a cloud-based communications management platform that enables Enterprises to maximize their email potential.

Nylas

HelpCrunch

Crunchbase Website Twitter Facebook Linkedin

All-in-one customer communication platform for support, marketing, and sales.

Nylas

Recommind

Crunchbase Website Twitter Facebook Linkedin

Recommind, an enterprise search and categorization platform, organizes, manages and distributes information from multiple sources.

Nylas

Justuno.com

Crunchbase Website Twitter Facebook Linkedin

Justuno is a conversion optimization suite delivering personalized experiences to every visitor via high-performing on-site pop-ups.

Nylas

MailTime

Crunchbase Website Twitter Facebook Linkedin

MailTime is a mobile messenger application for iOS and Android devices.

Nylas

Reveel Technologies, Inc.

Crunchbase Website Twitter Facebook Linkedin

The first platform that provides audiences an interactive experience from print, digital, video and broadcast media. Explore, learn and buy!

Nylas

mxHero

Crunchbase Website Twitter Facebook Linkedin

mxHero develops software applications that enable users, service providers, and companies to manage and analyze their email accounts.

Nylas

Raklet

Crunchbase Website Twitter Facebook Linkedin

Raklet is the cloud-platform for associations to build, manage, monetize and grow their communities.

Nylas

VerticalResponse

Crunchbase Website Twitter Facebook Linkedin

VerticalResponse provides web-based, self-service marketing solutions for small businesses to create, share and analyze their campaigns.

Nylas

OtherLevels

Crunchbase Website Twitter Facebook Linkedin

Mobile marketing platform that includes sophisticated segmentation, targeting & retargeting tools across native App & mobile web platforms

Nylas

Scalus

Crunchbase Website Twitter Facebook Linkedin

All-in-one solution for workflow, process automation, and communication.

Nylas

Tetra

Crunchbase Website Twitter Facebook Linkedin

Tetra is an intelligent note-taking tool that captures and summarizes spoken conversations.

Nylas

PayMyTab

Crunchbase Website Twitter Facebook Linkedin

PayMyTab is a SaaS cloud platform for the hospitality industry. Combines Payments, Mobile, Loyalty and CRM seamlessly with existing POS

Nylas

Acompli

Crunchbase Website Twitter Facebook Linkedin

Acompli is a mobile email app for professionals that allows to do more with advanced email, full calendaring, and easy file sharing.

Nylas

StealthMail

Crunchbase Website Twitter Facebook Linkedin

StealthMail makes your emails secure and invisible to email relays, hackers, or Public Internet threats.

Nylas

Campaign Writer

Crunchbase Website Twitter Facebook Linkedin

Copywriting by Award-Winning Copywriters for Sales, Marketing, Direct Response, PR and Email Campaigns.

Nylas

Message Bus

Crunchbase Website Twitter Facebook Linkedin

Message Bus provides cloud-based email infrastructure.

Nylas

Newoldstamp

Crunchbase Website Twitter Facebook Linkedin

Newoldstamp is an email signatures marketing platform that turns user’s email into a powerful advertising tool.

Nylas

RocketBolt

Crunchbase Website Twitter Facebook Linkedin

Sell more by knowing who clicks your email links and visits your website with RocketBolt’s intelligent lead tracking.

Nylas

Canary Mail

Crunchbase Website Twitter Facebook Linkedin

Canary Mail combines WhatsApp-like seamless encryption for email, with powerful productivity features that users want & need.

Nylas

Personas

Crunchbase Website Twitter Facebook Linkedin

Outbound Sales as a Service. We’ll fill up your inboxes with leads.

Nylas

Neotriad

Crunchbase Website Twitter Facebook Linkedin

Neotriad is productivity software that combines automated email, calendar, and tasks management using artificial intelligence.

Nylas

I Done This

Crunchbase Website Twitter Facebook Linkedin

I Done This is a software company that offers an email-based productivity log to track, share, and celebrate daily progress.

Nylas

PushMarket

Crunchbase Website Twitter Facebook Linkedin

Automate Personalized Emails for eCommerce

Nylas

userfox

Crunchbase Website Twitter Facebook Linkedin

Userfox is a SaaS-based product that enables companies to design personalized trigger-based emails.

Nylas

SlideMail

Crunchbase Website Twitter Facebook Linkedin

Artificially intelligent mobile email

Nylas

FoxType

Crunchbase Website Twitter Facebook Linkedin

FoxType offers a free Gmail plugin that helps you write in a more polite, friendly tone.

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