Company lists · Data refreshed September 2026

Top 25 B2B software development companies based in Bellevue, United States

Name: B2B software development companies based in Bellevue, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 57 companies tracked

RevenueBase identified 57 company matches for B2B software development companies associated with Bellevue, United States as of September 2026 and tracks 3,064 professional contacts across them, including 990 with verified work emails. Across the United States, New York is the largest hub for this category (708 companies); Bellevue has 57.

This list covers company matches for B2B software development companies associated with Bellevue, 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 27, 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 27, 2026 How this list was built

57Companies

3,064Contacts tracked

990Verified emails

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The 25 largest B2B software development companies based in Bellevue, United States

Ranked by team size

Top 25 of 57 company matches for B2B software development companies based in Bellevue, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Blueprint	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	501-1,000	550 contacts →
	Exact match “Blueprint is redefining the data solutions ecosystem.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	AIM Consulting Group	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	501-1,000	398 contacts →
	Exact match “AIM Consulting, an Addison Group company, is an award-winning industry leader in technology consulting and solutions delivery.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	Affirma	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	501-1,000	397 contacts →
	Exact match “Affirma is an award-winning full service technology services firm based out of Bellevue, WA.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Inviso	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	201-500	239 contacts →
	Exact match “Inviso is a growing technology consulting firm that offers a wide range of business services for small to enterprise organizations across industries.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	CSI Interfusion	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	51-200	219 contacts →
	Exact match “CSI Interfusion is a global IT firm specializing Microsoft technologies.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Congruent Software INC	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	201-500	210 contacts →
	Exact match “Founded in 1994, Congruent Software is a leading software development outsourcing company specialized in custom applications development, enterprise software, cloud computing, and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Wallero	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	201-500	146 contacts →
	Exact match “Wallero was born out of a group of technically savvy individuals whose lives revolve around technology and a passion for solving innovative problems for customers.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	Biblioso	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	201-500	102 contacts →
	Exact match “We started more than a decade ago focusing on supporting companies in the Pacific Northwest with IT consulting and documentation projects.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	Terawe Corporation	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	88 contacts →
	Exact match “Terawe is a software technology company that provides world-class sustainable solutions and services for customers: • we have extensive experience in Cloud-based solutions • we…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Softacom	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	51-200	77 contacts →
	Exact match “Softacom is a full-cycle business app migration and modernization provider.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	Tecace Software LTD	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	51-200	64 contacts →
	Exact match “TecAce is a company that specializes in software development and design.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Knackhook	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	51-200	54 contacts →
	Exact match “DIGITAL MASTERY REDEFINED.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Pacific Software Publishing, INC	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	42 contacts →
	Exact match “As an independent software design and development company, we use our technology to create software to help companies save and/or make money.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	WMI Worldwide	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	30 contacts →
	Exact match “WMI Worldwide is a technology and operations consulting firm, specializing in custom software and business process management solutions.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	Adroit Business Solutions, INC	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	51-200	28 contacts →
	Exact match “Adroit Business Solutions is a technology outsourcing provider helping clients achieve their business objectives while deriving most value out of their investments.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Virtuetech INC	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	23 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	Altriva Solutions	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	22 contacts →
	Exact match “Altriva is a business and technology consultancy that partners with clients to deliver successful business initiatives.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Fiduciary Technology Solutions	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	51-200	15 contacts →
	Exact match “Founded in 2015, Fiduciary Tech is a technology consultancy specializing in Salesforce solutions, cloud-native application development on AWS, system integrations, data platforms…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	www.solutionsresource.com	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	14 contacts →
	Exact match “SOLUTIONS RESOURCE is an established solutions provider and a Certified Minority-Owned Small Business (CMBE) specializing in providing high caliber web and mobile software…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	Ideateq INC	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	1-10	12 contacts →
	Exact match “An enterprise product development company building digital solutions for enterprises across various industries covering the world markets.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	Rubiconware	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	1-10	5 contacts →
	Exact match “RubiconWare is a small company with headquarters in the United States, which consists of highly skilled WEB and mobile development experts.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Openness Technology	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	4 contacts →
	Exact match “Openness is an American technology company specializing in online solutions tailored to meet the needs of each business, headquartered in Seattle, WA.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	Aspire IT Consulting INC	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	Merjtech	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	11-50	2 contacts →
	Exact match “MerjTech is the preferred strategic partner for organizations, both small and large, providing IT consulting, development, technology solutions, and staffing services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	R'leyh Software	Exact match	Bellevue, WA, United StatesHQ recorded Sep 27, 2026	1-10	2 contacts →
	Exact match “R’leyh Software stands as an elite software development enterprise and startup consultancy, dedicated to turbocharging businesses with all-encompassing software solutions.” Recorded in the RevenueBase company graph · Sep 27, 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 “B2B software development 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 25 of 57 B2B software development companies based in Bellevue, United States

See the full list, filter by size, metro and specialty, and access 990 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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B2B software development companies based in Bellevue, United States at a glance

As of Sep 27, 2026

32.3%Verified-email coverage

53.8Average contacts per company

11-50Median size (employees)

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole United States list rather than for Bellevue, so it is reported there. Company counts and contact totals on this page are exact for Bellevue, over 57 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 Bellevue, United States whose business descriptions match “B2B software development 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 990 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 27, 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.

B2B software development companies by metro in the United States

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 “B2B software development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B software development companies are there based in Bellevue, United States?

RevenueBase identified 57 company matches for B2B software development companies associated with Bellevue, 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?

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

Which city in the United States has the most B2B software development companies?

New York leads the United States with 708 company records, followed by Austin (451) and Houston (382). Bellevue has 57.

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 990 professional contacts with verified work emails tracked across these 57 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 27, 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.