Company lists · Data refreshed September 2026
Top 20 App developer companies based in Seattle, United States
RevenueBase identified 62 company matches for app developer companies associated with Seattle, United States as of September 2026 and tracks 436 professional contacts across them, including 86 with verified work emails and 93 with mobile numbers. Across the United States, New York is the largest hub for this category (291 companies); Seattle has 33.
This list covers company matches for app developer companies associated with Seattle, 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 24, 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.
The 20 largest app developer companies based in Seattle, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 135 contacts → | ||||
Exact match “White Rabbit Group is a software development agency with a highly diverse and creative team that takes an idea through development and into scale.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 2 | 25 contacts → | ||||
Exact match “At pubGENIUS we build software that helps great ideas become real products.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 3 | 25 contacts → | ||||
Exact match “NewNormal builds custom software and lasting partnerships Since 2012 we’ve helped clients turn ideas into products that scale.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 4 | 15 contacts → | ||||
Exact match “DreamTeam Mobile is a trusted and reliable source for custom software development.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 5 | 10 contacts → | ||||
Exact match “At Apsis Labs, we help product-driven teams bring high-quality web and mobile applications to life-quickly, cleanly, and with purpose.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 6 | 8 contacts → | ||||
Exact match “Welcome to K.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 7 | 7 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 8 | 6 contacts → | ||||
Exact match “Montana Banana is a Seattle-based web development company specializing in e-commerce integrations, user-friendly shopping experiences, web accessibility, and mobile apps.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 9 | 6 contacts → | ||||
Exact match “Based in the tech-centric city of Seattle, Alpha Encoded stands at the forefront of digital innovation.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 10 | 3 contacts → | ||||
Exact match “Helping small businesses and non-profit organizations build their online presence with custom-built websites & web applications.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 11 | 3 contacts → | ||||
Exact match “Ignia is a software development agency specializing in the architecture, implementation and maintenance of localized, data-driven, multi-device web applications.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 12 | 2 contacts → | ||||
Exact match “Innovation Arts Group LLC is a product and professional services based company that assists other mobile and technology enterprises in finding product market fit and acquiring…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 13 | 2 contacts → | ||||
Exact match “BROADSIDE DIGITAL IS A COLLECTION OF ARTISTS AND SOFTWARE MAKERS.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 14 | 2 contacts → | ||||
Exact match “We build mobile apps of all kinds and sizes.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 15 | 1 contacts → | ||||
Exact match “We use a little design love and dev kung fu to build apps for people like you that run on the web, the desktop or on mobile devices like Windows Phone 7.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 16 | 1 contacts → | ||||
Exact match “Sorth LLC is a mobile software company based in Seattle” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “A full-stack web development team based in Seattle, WA.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “We are Software Engineers that are passionate about converting great ideas into unique and reliable software solutions that helps the business growth.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “DB Web Forge is a full-service web and software development company with over 14 years of experience that specializes in building custom websites, apps, and software solutions for…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “Buddio Tech build mobile apps.” Recorded in the RevenueBase company graph · Sep 24, 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 “app developer 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 20 of 62 app developer companies based in Seattle, United States
See the full list, filter by size, metro and specialty, and access 86 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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App developer companies based in Seattle, United States at a glance
As of Sep 24, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 26.0dCompany record updated
Median 87.0dHow 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 Seattle, United States whose business descriptions match “app developer 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 86 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 24, 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.
App developer companies by metro in the United States
- App developer companies in New York291
- App developer companies in Austin135
- App developer companies in Los Angeles111
- App developer companies in San Francisco97
- App developer companies in Sheridan91
- App developer companies in Houston79
- App developer companies in Chicago73
- App developer companies in Miami71
- App developer companies in Dallas62
- App developer companies in San Diego60
- App developer companies in Atlanta55
- App developer companies in Denver44
- App developer companies in Orlando40
- App developer companies in San Jose38
- App developer companies in Portland37
- App developer companies in Dover35
- App developer companies in Tampa33
- App developer companies in Boston31
- App developer companies in Wilmington31
- App developer companies in Irvine30
- App developer companies in Las Vegas27
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 “app developer companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many app developer companies are there based in Seattle, United States?
RevenueBase identified 62 company matches for app developer companies associated with Seattle, 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?
White Rabbit Group 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 app developer companies?
New York leads the United States with 291 company records, followed by Austin (135) and Los Angeles (111). Seattle has 33.
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 86 professional contacts with verified work emails tracked across these 62 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 24, 2026.
Ready to reach these companies? Verified emails and direct dials for all 62 app developer companies based in Seattle, United States. Start with a free account, no credit card.
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- App developer companies based in Yerevan, Armenia
- App developer companies based in Melbourne, Australia
- App developer companies based in Sydney, Australia
- App developer companies based in Dhaka, Bangladesh
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Company intelligence · public preview
Top 20 app developer companies based in Seattle, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 62 matching company records for app developer companies based in Seattle, United States, with 436 tracked contacts and 86 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 20 app developer companies based in Seattle, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  White Rabbit Groupwhiterabbit.groupHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 135 contacts → |
“White Rabbit Group is a software development agency with a highly diverse and creative team that takes an idea through development and into scale.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Pubgenius INCpubgenius.ioHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“At pubGENIUS we build software that helps great ideas become real products.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  NEW Normalnewnormal.agencyHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“NewNormal builds custom software and lasting partnerships Since 2012 we’ve helped clients turn ideas into products that scale.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Dreamteam Mobiledreamteam-mobile.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 15 contacts → |
“DreamTeam Mobile is a trusted and reliable source for custom software development.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Apsis Labsapsis.ioHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 10 contacts → |
“At Apsis Labs, we help product-driven teams bring high-quality web and mobile applications to life-quickly, cleanly, and with purpose.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  K Consultingkezzi.coHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 8 contacts → |
“Welcome to K.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Gols INCgolsinc.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 |  Montana Banana WEB Design & Developmentmontanab.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 6 contacts → |
“Montana Banana is a Seattle-based web development company specializing in e-commerce integrations, user-friendly shopping experiences, web accessibility, and mobile apps.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Alpha Encodedalphaencoded.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 6 contacts → |
“Based in the tech-centric city of Seattle, Alpha Encoded stands at the forefront of digital innovation.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Mahogany And Mango LLCmahoganyandmango.comHQ: Seattle, United StatesReported employees: 1-10 | Seattle, United States | 1-10 | Exact match | 3 contacts → |
“Helping small businesses and non-profit organizations build their online presence with custom-built websites & web applications.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Ignia, LLCignia.comHQ: Seattle, United StatesReported employees: 1-10 | Seattle, United States | 1-10 | Exact match | 3 contacts → |
“Ignia is a software development agency specializing in the architecture, implementation and maintenance of localized, data-driven, multi-device web applications.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Innovation Arts Group LLCinnovationartsgroup.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 2 contacts → |
“Innovation Arts Group LLC is a product and professional services based company that assists other mobile and technology enterprises in finding product market fit and acquiring…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Broadside Digitalbroadside.digitalHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 2 contacts → |
“BROADSIDE DIGITAL IS A COLLECTION OF ARTISTS AND SOFTWARE MAKERS.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Naos DEV Apps & WEBnaos.appHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 2 contacts → |
“We build mobile apps of all kinds and sizes.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Pixel LABthinkpixellab.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“We use a little design love and dev kung fu to build apps for people like you that run on the web, the desktop or on mobile devices like Windows Phone 7.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sorth LLCsorth.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Sorth LLC is a mobile software company based in Seattle” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Pancake Labspancake-labs.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“A full-stack web development team based in Seattle, WA.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Jcmobtech LLCjcmobtech.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“We are Software Engineers that are passionate about converting great ideas into unique and reliable software solutions that helps the business growth.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  DB WEB Forgestudio.dbwebforge.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“DB Web Forge is a full-service web and software development company with over 14 years of experience that specializes in building custom websites, apps, and software solutions for…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Buddio Techbuddiotech.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Buddio Tech build mobile apps.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 20 of 62 company matches
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App developer companies: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
62 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 26.0dCompany record updated
Median 87.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
App developer companies by metro in the United States
- App developer companies in New York291
- App developer companies in Austin135
- App developer companies in Los Angeles111
- App developer companies in San Francisco97
- App developer companies in Sheridan91
- App developer companies in Houston79
- App developer companies in Chicago73
- App developer companies in Miami71
- App developer companies in Dallas62
- App developer companies in San Diego60
- App developer companies in Atlanta55
- App developer companies in Denver44
- App developer companies in Orlando40
- App developer companies in San Jose38
- App developer companies in Portland37
- App developer companies in Dover35
- App developer companies in Tampa33
- App developer companies in Boston31
- App developer companies in Wilmington31
- App developer companies in Irvine30
- App developer companies in Las Vegas27
Questions about this company list
What does Exact match mean for app developer companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many app developer companies did RevenueBase find based in Seattle, United States?
The saved snapshot records 62 matching company records, 436 tracked contacts and 86 verified emails. The public preview displays 20 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
App developer companies by geography
- App developer companies based in Yerevan, Armenia
- App developer companies based in Melbourne, Australia
- App developer companies based in Sydney, Australia
- App developer companies based in Dhaka, Bangladesh
- App developer companies based in Minsk, Belarus
- App developer companies based in Belo Horizonte, Brazil
- App developer companies based in Curitiba, Brazil
- App developer companies based in Rio De Janeiro, Brazil
- App developer companies based in Sao Paulo, Brazil
- App developer companies based in Sofia, Bulgaria
- App developer companies based in Calgary, Canada
- App developer companies based in Mississauga, Canada
Cite this list
RevenueBase Data Team. Top 20 app developer companies based in Seattle, United States. Snapshot: September 24, 2026. https://revenuebase.ai/companies/app-developer-companies/united-states/seattle.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- App developer companies based in Yerevan, Armenia
- App developer companies based in Melbourne, Australia
- App developer companies based in Sydney, Australia
- App developer companies based in Dhaka, Bangladesh
- App developer companies based in Minsk, Belarus
- App developer companies based in Belo Horizonte, Brazil
Company intelligence · public preview
Top 20 app developer companies based in Seattle, United States
RevenueBase records 62 matching company records for app developer companies based in Seattle, United States, with 436 tracked contacts and 86 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 20 app developer companies based in Seattle, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | White Rabbit Groupwhiterabbit.group HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 135 contacts → |
“White Rabbit Group is a software development agency with a highly diverse and creative team that takes an idea through development and into scale.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Pubgenius INCpubgenius.io HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“At pubGENIUS we build software that helps great ideas become real products.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | NEW Normalnewnormal.agency HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“NewNormal builds custom software and lasting partnerships Since 2012 we’ve helped clients turn ideas into products that scale.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Dreamteam Mobiledreamteam-mobile.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 15 contacts → |
“DreamTeam Mobile is a trusted and reliable source for custom software development.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Apsis Labsapsis.io HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 10 contacts → |
“At Apsis Labs, we help product-driven teams bring high-quality web and mobile applications to life-quickly, cleanly, and with purpose.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | K Consultingkezzi.co HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 8 contacts → |
“Welcome to K.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Gols INCgolsinc.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Montana Banana WEB Design & Developmentmontanab.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 6 contacts → |
“Montana Banana is a Seattle-based web development company specializing in e-commerce integrations, user-friendly shopping experiences, web accessibility, and mobile apps.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Alpha Encodedalphaencoded.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 6 contacts → |
“Based in the tech-centric city of Seattle, Alpha Encoded stands at the forefront of digital innovation.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Mahogany And Mango LLCmahoganyandmango.com HQ: Seattle, United StatesReported employees: 1-10 | Seattle, United States | 1-10 | Exact match | 3 contacts → |
“Helping small businesses and non-profit organizations build their online presence with custom-built websites & web applications.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ignia, LLCignia.com HQ: Seattle, United StatesReported employees: 1-10 | Seattle, United States | 1-10 | Exact match | 3 contacts → |
“Ignia is a software development agency specializing in the architecture, implementation and maintenance of localized, data-driven, multi-device web applications.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Innovation Arts Group LLCinnovationartsgroup.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 2 contacts → |
“Innovation Arts Group LLC is a product and professional services based company that assists other mobile and technology enterprises in finding product market fit and acquiring…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Broadside Digitalbroadside.digital HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 2 contacts → |
“BROADSIDE DIGITAL IS A COLLECTION OF ARTISTS AND SOFTWARE MAKERS.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Naos DEV Apps & WEBnaos.app HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 2 contacts → |
“We build mobile apps of all kinds and sizes.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Pixel LABthinkpixellab.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“We use a little design love and dev kung fu to build apps for people like you that run on the web, the desktop or on mobile devices like Windows Phone 7.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sorth LLCsorth.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Sorth LLC is a mobile software company based in Seattle” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Pancake Labspancake-labs.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“A full-stack web development team based in Seattle, WA.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Jcmobtech LLCjcmobtech.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“We are Software Engineers that are passionate about converting great ideas into unique and reliable software solutions that helps the business growth.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | DB WEB Forgestudio.dbwebforge.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“DB Web Forge is a full-service web and software development company with over 14 years of experience that specializes in building custom websites, apps, and software solutions for…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Buddio Techbuddiotech.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Buddio Tech build mobile apps.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 20 of 62 company matches
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App developer companies: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
62 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 26.0dCompany record updated
Median 87.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
App developer companies by metro in the United States
- App developer companies in New York291
- App developer companies in Austin135
- App developer companies in Los Angeles111
- App developer companies in San Francisco97
- App developer companies in Sheridan91
- App developer companies in Houston79
- App developer companies in Chicago73
- App developer companies in Miami71
- App developer companies in Dallas62
- App developer companies in San Diego60
- App developer companies in Atlanta55
- App developer companies in Denver44
- App developer companies in Orlando40
- App developer companies in San Jose38
- App developer companies in Portland37
- App developer companies in Dover35
- App developer companies in Tampa33
- App developer companies in Boston31
- App developer companies in Wilmington31
- App developer companies in Irvine30
- App developer companies in Las Vegas27
Questions about this company list
What does Exact match mean for app developer companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many app developer companies did RevenueBase find based in Seattle, United States?
The saved snapshot records 62 matching company records, 436 tracked contacts and 86 verified emails. The public preview displays 20 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 20 app developer companies based in Seattle, United States. Snapshot: September 24, 2026. https://revenuebase.ai/companies/app-developer-companies/united-states/seattle.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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