Company lists · Data refreshed November 2026

Top 25 User interface development firms worldwide

Name: User interface development firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 27,807 companies tracked

RevenueBase identified 27,807 company matches for user interface development firms worldwide as of November 2026 and tracks 234,966 professional contacts across them, including 41,324 with verified work emails. India is the largest market and London the largest hub.

This list covers company matches for user interface development firms 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 November 6, 2026. Country and city lists for user interface development firms 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 Nov 6, 2026 How this list was built

27,807Companies

234,966Contacts tracked

41,324Verified emails

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The 25 largest user interface development firms worldwide

Ranked by team size

Top 25 of 27,807 company matches for user interface development firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Zensar Technologies	Exact match	Pune, IndiaHQ recorded Nov 6, 2026	10001+	15,411 contacts →
	Exact match “Zensar stands out as a premier technology consulting and services company, embracing an ‘experience-led everything’ philosophy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Exadel	Exact match	Walnut Creek, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,915 contacts →
	Exact match “Exadel is a leading global software consulting and development company that looks beyond the code to maximize the technology-driven business impact our partners want to make.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Dotsquares	Exact match	London, United KingdomHQ recorded Nov 6, 2026	501-1,000	1,631 contacts →
	Exact match “We leverage the latest web and mobile technologies to build, grow and support your business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	ICC	Exact match	Columbus, OH, United StatesHQ recorded Nov 6, 2026	501-1,000	1,526 contacts →
	Exact match “User First.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Lollypop Design Studio	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	201-500	1,193 contacts →
	Exact match “We are a full-stack design-to-development solution provider, that helps enterprises build future-ready products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Robosoft Technologies	Exact match	San Francisco, United StatesHQ recorded Nov 6, 2026	501-1,000	1,123 contacts →
	Exact match “Robosoft is a global digital engineering company that builds platforms for enterprises at scale.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	IBM IX Dach	Exact match	Berlin, GermanyHQ recorded Nov 6, 2026	501-1,000	880 contacts →
	Exact match “We are IBM iX.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Launch By NTT Data	Exact match	United StatesHQ recorded Nov 6, 2026	1,001-5,000	687 contacts →
	Exact match “Launch is a portfolio of services within NTT DATA that is designed specifically to deliver exceptional digital products and experiences.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Sumago Infotech Pvt. LTD	Exact match	Nashik, IndiaHQ recorded Nov 6, 2026	n/a	643 contacts →
	Exact match “We provide comprehensive services from bespoke complex applications to straightforward websites.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Sully Group	Exact match	Saint-priest, FranceHQ recorded Nov 6, 2026	501-1,000	581 contacts →
	Exact match “Sully Group : Working together to create a useful and sustainable digital environment > 1 global digital services offering: Business Applications, Mobile Applications…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Acid Labs	Exact match	Santiago, ChileHQ recorded Nov 6, 2026	501-1,000	511 contacts →
	Exact match “Acid Labs is an end-to-end software design and development firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	SOHO	Exact match	Santiago, WY, United StatesHQ recorded Nov 6, 2026	201-500	489 contacts →
	Exact match “Somos una empresa que desde 1996 estamos innovando y asesorando a grandes compañías, tenemos +550 clientes en 15 países,+1.400 proyectos desarrollados y hemos sido speakers en 180…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Aleph-Labs	Exact match	SingaporeHQ recorded Nov 6, 2026	201-500	423 contacts →
	Exact match “Founded in May 2006, Aleph is a creative engineering company, strategically headquartered in Singapore and operates across the Asia Pacific.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	OMNI	Exact match	United StatesHQ recorded Nov 6, 2026	201-500	378 contacts →
	Exact match “At OMNI, We design, build and operate highly intuitive and usable “user-centered” multi-tenant enterprise applications, We bring extensive industry-leading experience bringing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Singsys PTE LTD	Exact match	SingaporeHQ recorded Nov 6, 2026	51-200	377 contacts →
	Exact match “Welcome to Singsys, reliable technology partners for mobile and web application design and development headquartered in Singapore.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Agile Infoways	Exact match	Coral Springs, United StatesHQ recorded Nov 6, 2026	201-500	357 contacts →
	Exact match “We are designing, building and scaling digital products since 18+ years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Subsplash	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	201-500	350 contacts →
	Exact match “Subsplash is an innovation leader in Fintech and mobile SaaS.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Rebeldot	Exact match	Cluj-napoca, RomaniaHQ recorded Nov 6, 2026	201-500	348 contacts →
	Exact match “FT Europe - 2023, 2024, 2026 EcoVadis Gold 2025 Best Places to Work 2023 & 2024 We partner with global brands to design, develop, and launch digital products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Noveo Group	Exact match	Paris, FranceHQ recorded Nov 6, 2026	501-1,000	338 contacts →
	Exact match “The Noveo group has specialized in design, development and maintenance of digital solutions since 1998.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Cyberx Info System	Exact match	Frederick, NY, United StatesHQ recorded Nov 6, 2026	201-500	336 contacts →
	Exact match “Cyberx Info System's unique brand differentiation is our relentless focus on customer-centric mobile app development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Twilight IT Solutions	Exact match	Puducherry, IndiaHQ recorded Nov 6, 2026	201-500	331 contacts →
	Exact match “Twilight IT Solutions has been dealing with Enterprises, Start-ups and Agencies since 2012 providing the services in terms of Enterprise Web Development, Start-up Consulting…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Webkorps	Exact match	Indore, IndiaHQ recorded Nov 6, 2026	201-500	322 contacts →
	Exact match “Webkorps is a global IT consulting and software development company helping startups, SMEs, and enterprises accelerate digital transformation through innovative technology…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Mobidev	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	201-500	307 contacts →
	Exact match “We don’t just develop applications; we build lasting partnerships that evolve software to keep our clients competitive and innovative.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Idealake Information Technologies Pvt. LTD	Exact match	Parel, IndiaHQ recorded Nov 6, 2026	201-500	299 contacts →
	Exact match “Idealake is a Design-led Technology company employing over 250 + professionals with the right drive, experience, energy and vision.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Arctouch	Exact match	San Francisco, United StatesHQ recorded Nov 6, 2026	201-500	292 contacts →
	Exact match “ArcTouch helps companies of all sizes design and develop lovable apps and websites to forge meaningful connections with their customers.” Recorded in the RevenueBase company graph · Nov 6, 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 “user interface development firms”. 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 27,807 user interface development firms worldwide

See the full list, filter by size, metro and specialty, and access 41,324 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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User interface development firms worldwide at a glance

As of Nov 6, 2026

17.6%Verified-email coverage

8.4Average contacts per company

1-10Median size (employees)

1.9%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

16,991

11-50

8,900

51-200

1,567

201-500

224

501-1,000

1,001-5,000

5,001-10,000

10001+

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 user interface development firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “user interface development firms” 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 41,324 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 November 6, 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.

User interface development firms by location

162 lists · largest first

Every User interface development firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “user interface development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many user interface development firms are there worldwide?

RevenueBase identified 27,807 company matches for user interface development firms worldwide as of November 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?

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

Which country has the most user interface development firms?

India leads with 5,228 companies, followed by the United States (3,579) and Pakistan (1,384). Every user interface development firms list by country and city is linked on this page.

Which city has the most user interface development firms?

London leads with 529 company records, followed by Lahore (444) and Ahmedabad (420).

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 41,324 professional contacts with verified work emails tracked across these 27,807 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 November 6, 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.