Company lists · Data refreshed November 2026

Top 24 Services developers based in Fairfax, United States

Name: Services developers based in Fairfax, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 51 companies tracked

RevenueBase identified 51 company matches for services developers associated with Fairfax, United States as of November 2026 and tracks 614 professional contacts across them, including 152 with verified work emails. Across the United States, New York is the largest hub for this category (704 companies); Fairfax has 51.

This list covers company matches for services developers associated with Fairfax, 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

51Companies

614Contacts tracked

152Verified emails

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The 24 largest services developers based in Fairfax, United States

Ranked by team size

Top 24 of 51 company matches for services developers based in Fairfax, 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	Hadiamondstar Software Solutions LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	99 contacts →
	Exact match “Hadiamondstar Software Solutions LLC Known as is a leading Global Consulting and IT Services company, offering a wide array of solutions ranging from strategy consulting right…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	ERPI	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	201-500	61 contacts →
	Exact match “Enterprise Resource Performance Inc.(ERPi) is a professional services rm that delivers strategic, advisory, technological, and implementation support services to Federal Agencies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Karmastaff	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	55 contacts →
	Exact match “We specialize in providing a wide range of business services that enable organizations to delegate non-core functions to our experts.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Codeplus	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	51 contacts →
	Exact match “At CODEplus, we go beyond traditional technology providers to become your dedicated solution partner.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	M3 Technology Consultants, INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	30 contacts →
	Exact match “Trust Your IT Systems to Work.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Tellenger	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “Tellenger specializes in software development, enterprise IT and cloud solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	KEY Concepts Knowledgebase LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “WHO ARE WE: We are a solutions driven enterprise based in the DC Area, that is founded on the provision of quality services, creatve business and IT solutions, and responsible…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Soar Management Consulting	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	11 contacts →
	Exact match “SOAR Management Consulting LLC is a woman-owned small business specializing in helping public and private sector organizations with transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	TOP Corner Consulting	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	8 contacts →
	Exact match “Top Corner Consulting specializes in helping organizations establish and implement clear, innovative strategies that drastically improve operations and performance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Powerhouse Unlimited Services	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	8 contacts →
	Exact match “Powerhouse Unlimited Services (PHUS) is a customer-obsessed US enterprise that helps businesses all over the world through strategic business transformation, outsourcing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Techclarity	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	5 contacts →
	Exact match “Since 2003, TechClarity has served as a trusted partner to small- and medium-sized businesses across the Washington, DC metropolitan area.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	AMS Experts IT Consulting	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “AMS Experts is a leading IT consulting firm committed to providing innovative solutions for associations, nonprofits, and other organizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Acs-I Advanced Computer Support, INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	4 contacts →
	Exact match “Honesty - Integrity - Technology Advanced Computer Support, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Excelsior Consulting Group, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	4 contacts →
	Exact match “Excelsior Consulting Group LLC is a Woman and Minority owned SBA 8(m) business with a pending application for SBA 8(a) certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	The Quiah Group, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	4 contacts →
	Exact match “Quiah Group is a consulting firm that delivers expert, objective insights, a tailored approach and unparalleled collaboration to help leaders.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Itnomics	Exact match	Fairfax, United StatesHQ recorded Nov 6, 2026	11-50	3 contacts →
	Exact match “At ITnomics we help companies in businesses across major industries, from emerging growth companies to global powerhouses, deal with a broad range of business and technology…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	NIVRT	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “NiVRT is a forward-thinking consulting and technology solutions provider specializing in Customer Success, Workforce Innovation, and Digital Transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	VCJ Consulting LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “VCJ exists because inspiration fades by Friday, but infrastructure compounds for years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	5th Grade Simple, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “5th Grade Simple, LLC (5GS) solves our clients’ most difficult challenges in a simple fashion!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Indigo Consulting Group	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “Founded in 2015 with the vision of providing innovative and intuitive software and efficient solutions to our clients, Indigo Consulting Group goal is to 'enrich the lives through…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Strategic Success Services, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “We believe in making companies visions and goals a reality.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Strategic Endeavor LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	1 contacts →
	Exact match “Strategic Endeavor LLC offers a wide range of development services to fit a wide range of businesses.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Capsaicin Group	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	1 contacts →
	Exact match “Capsaicin Group is a business technology services firm committed to helping clients realize value and improve their operating efficiency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	3 Cords Consulting	Exact match	Fairfax, United StatesHQ recorded Nov 6, 2026	1-10	1 contacts →
	Exact match “We offer in depth consulting and training services based on the needs of your business.” 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 “services developers”. 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 24 of 51 services developers based in Fairfax, United States

See the full list, filter by size, metro and specialty, and access 152 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Services developers based in Fairfax, United States at a glance

As of Nov 6, 2026

24.8%Verified-email coverage

12.0Average contacts per company

1-10Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Fairfax, so it is reported there. Company counts and contact totals on this page are exact for Fairfax, over 51 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 Fairfax, United States whose business descriptions match “services developers” 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 152 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.

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

How many services developers are there based in Fairfax, United States?

RevenueBase identified 51 company matches for services developers associated with Fairfax, 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?

Hadiamondstar Software Solutions LLC 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 services developers?

New York leads the United States with 704 company records, followed by Atlanta (434) and Houston (394). Fairfax has 51.

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 152 professional contacts with verified work emails tracked across these 51 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.