Company lists · Data refreshed September 2026

Top 25 Virtual calendar management companies based in the United States

RevenueBase identified 180 company matches for virtual calendar management companies associated with the United States as of September 2026 and tracks 1,303 professional contacts across them, including 409 with verified work emails. New York is the largest hub.

This list covers company matches for virtual calendar management companies associated with the United States, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 22, 2026 How this list was built
180Companies
1,303Contacts tracked
409Verified emails
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The 25 largest virtual calendar management companies based in the United States

Ranked by team size
Top 25 of 180 company matches for virtual calendar management companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchAtlanta, GA, United StatesHQ recorded Sep 22, 2026501-1,000507 contacts →

Exact match

“At Calendly, our vision is to take the work out of connecting with others so you can accomplish more.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchAtlanta, GA, United StatesHQ recorded Sep 22, 202651-20057 contacts →

Exact match

“SUMO is a customer engagement platform that includes online Appointment, Event, and Field Sales scheduling, built fully native on Salesforce.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchWoodbridge, VA, United StatesHQ recorded Sep 22, 202651-20043 contacts →

Exact match

“Milrich Virtual Professionals, LLC is the next phase of Milrich Associates, LLP, which has been serving clients since 2009.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202651-20037 contacts →

Exact match

“Clockwise is an AI-powered calendar assistant that builds smarter schedules for everyone by coordinating the way individuals, teams, and companies prefer to work.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchAustin, TX, United StatesHQ recorded Sep 22, 202611-5031 contacts →

Exact match

“Picktime is one of the world's leading scheduling platforms providing a quick, intuitive tool that enables professionals to book meetings with clients.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchMars, United StatesHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“Clara is your partner in doing great work.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchPortland, OR, United StatesHQ recorded Sep 22, 202651-20022 contacts →

Exact match

“Setmore offers a free online scheduling platform that empowers you to balance your scheduling, connect with customers, and grow your brand.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchNew York, United StatesHQ recorded Sep 22, 202611-5019 contacts →

Exact match

“Vimcal is the world's fastest calendar, beautifully designed for people who have too many meetings.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchSpringtown, TX, United StatesHQ recorded Sep 22, 202611-5019 contacts →

Exact match

“Virtual Cathy is a U.S-based virtual assistant agency providing professional administrative support, executive assistant services, and operational support to busy business owners…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-1019 contacts →

Exact match

“We build, deploy, and continuously improve custom AI agents for your business.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202611-5018 contacts →

Exact match

“AddEvent is a cutting-edge software company providing best-in-class calendar marketing and event management solutions to thousands of companies worldwide.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchGrand Rapids, MI, United StatesHQ recorded Sep 22, 202651-20015 contacts →

Exact match

“Unique Model Inc is an Events Services company located in 2500 Walker Ave Nw, Grand Rapids, Michigan, United States.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-1011 contacts →

Exact match

“At Book Like A Boss, we're redefining how businesses engage with their clients, streamline operations, and maximize revenue.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchSpokane, WA, United StatesHQ recorded Sep 22, 202611-5011 contacts →

Exact match

“We are Calendar, trying to make the world a much more productive place.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261,001-5,00011 contacts →

Exact match

“Flexible scheduling software designed to help you grow, because booking time should never get in the way of success.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchAmbler, United StatesHQ recorded Sep 22, 202611-5011 contacts →

Exact match

“The Concierge is a virtual executive assistant company that helps you with all of your administrative needs.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 20261-109 contacts →

Exact match

“Every scheduling tool books by availability, whoever grabs the open slot wins.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchCharleston, SC, United StatesHQ recorded Sep 22, 202611-507 contacts →

Exact match

“Easton Events is an events services company based out of Zero George St, Charleston, South Carolina, United States.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 22, 20261-107 contacts →

Exact match

“Premium Event Management Company providing event services for weddings, corporate functions, galas, birthdays, and parties of all kinds.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchOlympia, WA, United StatesHQ recorded Sep 22, 20261-106 contacts →

Exact match

“Time is all we have & don't."- Atticus Time is the most valuable resource we have.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchAustin, United StatesHQ recorded Sep 22, 202611-506 contacts →

Exact match

“An cloud-based scheduling platform for growth focused leader looking to speed up their sales and fullfillment processes.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchBrooklyn, United StatesHQ recorded Sep 22, 20261-105 contacts →

Exact match

“At Undock, we're excited to give you the power to focus on what matters most-important meetings, impactful work, and meaningful relationships.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchPortland, United StatesHQ recorded Sep 22, 20261-105 contacts →

Exact match

“Tired of going back and forth with your leads or clients just to book a call?”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchCovina, CA, United StatesHQ recorded Sep 22, 20261-105 contacts →

Exact match

“Koalendar is an intuitive software for scheduling appointments, meetings, and events.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202611-505 contacts →

Exact match

“Full Slate offers comprehensive software-as-a-service (SaaS) scheduling.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 180 virtual calendar management companies based in the United States

See the full list, filter by size, metro and specialty, and access 409 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Virtual calendar management companies based in the United States at a glance

As of Sep 22, 2026
31.4%Verified-email coverage
7.2Average contacts per company
1-10Median size (employees)
9.4%Largest-city concentration · New York
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
137
11-50
31
51-200
9
501-1,000
2
1,001-5,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 180 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 the United States whose business descriptions match “virtual calendar management 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 409 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.

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 “virtual calendar management companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many virtual calendar management companies are there based in the United States?

RevenueBase identified 180 company matches for virtual calendar management companies associated with the United States 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?

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

Which city has the most virtual calendar management companies?

New York leads with 17 company records, followed by San Francisco (12) and Atlanta (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 409 professional contacts with verified work emails tracked across these 180 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.

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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.