Company lists · Data refreshed November 2026

Top 25 B2B web development agencies based in St. Louis, United States

Name: B2B web development agencies based in St. Louis, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 107 companies tracked

RevenueBase identified 107 company matches for B2B web development agencies associated with St. Louis, United States as of November 2026 and tracks 868 professional contacts across them, including 197 with verified work emails. Across the United States, New York is the largest hub for this category (1,098 companies); St. Louis has 107.

This list covers company matches for B2B web development agencies associated with St. Louis, 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 November 6, 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 Nov 6, 2026 How this list was built

107Companies

868Contacts tracked

197Verified emails

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The 25 largest B2B web development agencies based in St. Louis, United States

Ranked by team size

Top 25 of 107 company matches for B2B web development agencies based in St. Louis, United States, 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	Integrity	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	51-200	185 contacts →
	Exact match “Integrity crafts compelling user experiences for startups and enterprise clients across iPhone, iPad, Android and the web.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	DELT	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	n/a	76 contacts →
	Exact match “DELT is a creative agency based in St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	GBG	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	46 contacts →
	Exact match “We're a B2B marketing agency that supports manufacturing, specialty construction, and professional service companies serving those sectors.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Steadyrain	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	40 contacts →
	Exact match “SteadyRain is a 100% Employee-Owned, St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Unidev	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	37 contacts →
	Exact match “Unidev is a technology consulting company on a mission to achieve extraordinary dreams through ordinary means.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Spry Digital	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	25 contacts →
	Exact match “We produce high quality websites, apps, and branding that our clients use to reach their full potential.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Alambda Systems	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	24 contacts →
	Exact match “Web & Software Design Our Software Development group can create marketing web sites, provide SEO help, develop web or desktop software, help with your database administration, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Matchbox Design Group	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	21 contacts →
	Exact match “Matchbox Design Group is a group of fantastically creative individuals with expertise in many areas including Website Design, SEO, Social Media, Web Dev, Design, Branding and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Enliven	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	18 contacts →
	Exact match “Enliven is a software consultancy helping expert professional services firms create healthy and sustainable digital work environments.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Blayzer Digital	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	15 contacts →
	Exact match “Blayzer is a digital agency with powerful solutions for ecommerce, web, and digital marketing in St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Hexxen	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	15 contacts →
	Exact match “Design.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Systematic Consulting Group	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	12 contacts →
	Exact match “If you don’t know Systematic Consulting Group, it’s time you did.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Engage	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “We’re Engage.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Blue Stingray	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match “We build enterprise-level software solutions including Odoo ERP, e-commerce, cloud applications, and mobile apps.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Vividsites	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “VIVIDSITES is a full-service, digital marketing agency supported by over 25 years of innovation in the industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Mascot Agency	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “At mascot agency, our credo is creative brains over budget.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Mindactive	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	8 contacts →
	Exact match “We provide innovative web strategy and development that inspires a competitive advantage for our clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Studio 2108	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Studio 2108 is a professional graphic and web design company with the following services: graphic design, logo design, custom WordPress web site design, web site hosting and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Insite Advice	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “Welcome to Insite Advice.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Oasis Digital Solutions, A Valiantys Company	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “Oasis Digital develops custom software in St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Feathermark Agency	Exact match	St. Louis, United StatesHQ recorded Nov 6, 2026	1-10	4 contacts →
	Exact match “At Feathermark Agency, trust defines us.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Pc40 Interactive	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	3 contacts →
	Exact match “PC40 Interactive is a digital solutions agency founded in 2006 by Joseph Clote.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Technivant	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	11-50	3 contacts →
	Exact match “Technivant is a full-service web design and development consultancy, specializing in Drupal since 2005.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	The Startapp Company	Exact match	St. Louis, United StatesHQ recorded Nov 6, 2026	1-10	3 contacts →
	Exact match “Small software engineering shop designed to help businesses put their footprints in the digital world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Tenacity	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “Tenacity is a full-service web and technology development agency in the City of St.” 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 “B2B web development agencies”. 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 107 B2B web development agencies based in St. Louis, United States

See the full list, filter by size, metro and specialty, and access 197 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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B2B web development agencies based in St. Louis, United States at a glance

As of Nov 6, 2026

22.7%Verified-email coverage

8.1Average contacts per company

1-10Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for St. Louis, so it is reported there. Company counts and contact totals on this page are exact for St. Louis, over 107 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 St. Louis, United States whose business descriptions match “B2B web development agencies” 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 197 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.

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

How many B2B web development agencies are there based in St. Louis, United States?

RevenueBase identified 107 company matches for B2B web development agencies associated with St. Louis, United States 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?

Integrity 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 web development agencies?

New York leads the United States with 1,098 company records, followed by Los Angeles (521) and Austin (459). St. Louis has 107.

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 197 professional contacts with verified work emails tracked across these 107 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.