Company lists · Data refreshed October 2026

Top 24 Accounting system migration services worldwide

RevenueBase identified 94 company matches for accounting system migration services worldwide as of October 2026 and tracks 596 professional contacts across them, including 109 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for accounting system migration services worldwide, 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 October 22, 2026. Country and city lists for accounting system migration services follow the table.

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 Oct 22, 2026 How this list was built
94Companies
596Contacts tracked
109Verified emails
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The 24 largest accounting system migration services worldwide

Ranked by team size
Top 24 of 94 company matches for accounting system migration services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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 matchChicago, United StatesHQ recorded Oct 22, 202651-200108 contacts →

Exact match

“Over the past 12 years, MMC Convert has successfully completed over data conversions from various accounting software platforms to leading solutions like Xero, QuickBooks Online…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchBurlington, MA, United StatesHQ recorded Oct 22, 202651-20099 contacts →

Exact match

“Data Driven and Data First!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Oct 22, 202611-5030 contacts →

Exact match

“Data Strategies Interchange is a leading provider of large-scale data migration and conversion services to Fortune 500 and Global companies that need to upgrade from older…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchWellington, New ZealandHQ recorded Oct 22, 202611-5018 contacts →

Exact match

“As New Zealand's only specialist IT migration and deployment company, Circini has navigated some of country’s largest and most complex data migration projects.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchNoosa Heads, AustraliaHQ recorded Oct 22, 202611-5018 contacts →

Exact match

“Over conversions from other accounting software to Xero have been completed over the past 10+ years.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchAhmadabad, IndiaHQ recorded Oct 22, 202611-5013 contacts →

Exact match

“We aim to specialize and gain digital conversion, system integration and scalable migration.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchManor, TX, United StatesHQ recorded Oct 22, 20261-1012 contacts →

Exact match

“Implementing and maintaining a new ERP system is no small task.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchFortaleza, BrazilHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“With 20 years and over 120 successful migration projects in Brazil and abroad, Xseed has experience and skill in legacy systems migrations from mainframes to several open…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchPalo Alto, NV, United StatesHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“SaaS Direct is one of the fastest-growing, multi-award-winning Intuit VAR with over customers.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchDurham, NC, United StatesHQ recorded Oct 22, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchStoke-on-trent, United KingdomHQ recorded Oct 22, 202611-507 contacts →

Exact match

“When you absolutely don't want to pay a small fortune for your finance/accounting or ERP solutions, it's time to get in touch.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchPhoenixville, PA, United StatesHQ recorded Oct 22, 20261-104 contacts →

Exact match

“KnowLedger is a data service that moves data from portfolio accounting systems, banks, institutions, and custodians with a rules-based approach that ensures accuracy…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchBrisbane, AustraliaHQ recorded Oct 22, 202611-504 contacts →

Exact match

“We are Data Migration Specialists Transferring customers from one system to another requires data manipulation and migration at scale, often combined with a legacy system upgrade…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchElburn, IL, United StatesHQ recorded Oct 22, 20261-104 contacts →

Exact match

“Do you feel that your accounting system has got you boxed in?”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchVerden Aller, GermanyHQ recorded Oct 22, 202611-503 contacts →

Exact match

“Empowering seamless data migration journeys, our team specializes in facilitating every stage of the process, from extraction methodologies to meticulous mapping and efficient…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchZeewolde, NetherlandsHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Overstapsoftware is gespecialiseerd in het begeleiden van bedrijven en stichtingen bij de overstap naar een nieuw boekhoudsysteem.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchMelbourne, FL, United StatesHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Specializing in Data Migration/Conversion from legacy ERP systems to Costpoint; converting GCS or System1 to Costpoint; Both splitting and merging Costpoint databases; Mass change…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchSanta Rosa, CA, United StatesHQ recorded Oct 22, 20261-103 contacts →

Exact match

“AcCounting OnComputers Incorporated is uniquely qualified to assist you in adapting a new or current accounting system into one that provides the information you require to manage…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchYork, United KingdomHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Founded in 2011, Konexxia specialises in solving the most challenging aspect of enterprise system transformation: the successful migration of business-critical data.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchSt. Petersburg, FL, United StatesHQ recorded Oct 22, 20261-102 contacts →

Exact match

“Simplify and scale your team's data migrations with Launch, where we provide ways to migrate, archive, and integrate your legacy data.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchBeaumont, CA, United StatesHQ recorded Oct 22, 20261-102 contacts →

Exact match

“DimeSoft Business Solutions has been helping companies implement customized accounting systems to fit their businesses since 1991.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchThe Hague, NetherlandsHQ recorded Oct 22, 20261-101 contacts →

Exact match

“MigBott provides data migration services for S/4 projects.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchPoole, United KingdomHQ recorded Oct 22, 20261-101 contacts →

Exact match

“We are Xero Migration Specialists, helping businesses migrate historical accounting data from Sage 200 to Xero, Access Dimensions to Xero, Microsoft Dynamics NAV & Business…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchUnited StatesHQ recorded Oct 22, 20261-101 contacts →

Exact match

“We've done hundreds of billing migrations and understand that your migration is unique.”

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

Showing 24 of 94 accounting system migration services worldwide

See the full list, filter by size, metro and specialty, and access 109 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Accounting system migration services worldwide at a glance

As of Oct 22, 2026
18.3%Verified-email coverage
6.3Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · London
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
29
51-200
4

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for accounting system migration services are linked below.
What qualifies
Company records worldwide whose business descriptions match “accounting system migration 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. 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 109 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 October 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.

Accounting system migration services by location

1 lists · largest first

Every Accounting system migration services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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

How many accounting system migration services are there worldwide?

RevenueBase identified 94 company matches for accounting system migration services worldwide as of October 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?

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

Which country has the most accounting system migration services?

The United States leads with 25 companies. Every accounting system migration services list by country and city is linked on this page.

Which city has the most accounting system migration services?

London leads with 2 company records, followed by San Francisco (2) and Sydney (2).

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 109 professional contacts with verified work emails tracked across these 94 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 October 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.