Company lists · Data refreshed September 2026

Top 20 Systems integration companies based in Baltimore, United States

Name: Systems integration companies based in Baltimore, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 14, 2026 25 companies tracked

RevenueBase identified 25 company matches for systems integration companies associated with Baltimore, United States as of September 2026 and tracks 412 professional contacts across them, including 177 with verified work emails. Across the United States, New York is the largest hub for this category (185 companies); Baltimore has 25.

This list covers company matches for systems integration companies associated with Baltimore, 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 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 14, 2026 How this list was built

25Companies

412Contacts tracked

177Verified emails

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The 20 largest systems integration companies based in Baltimore, United States

Ranked by team size

Top 20 of 25 company matches for systems integration companies based in Baltimore, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 14, 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	Reliasource	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	51-200	60 contacts →
	Exact match “ReliaSource is a Technology-Centric Business Solutions Company specializing in the following:* System Engineering and Integration,* Relocation, Rollout and Logistic Services,*…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
2	CHESA	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	58 contacts →
	Exact match “CHESA offers an engaged and embedded approach to analyzing, engineering, implementing and maintaining highly advanced media technology systems, specializing in M&E workflow…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
3	Sciens LS Systems Division	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	51-200	56 contacts →
	Exact match “As an industry leader in safety and security systems design, implementation, and maintenance, we bring the best in the business together for you.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
4	Methoddata	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	51-200	44 contacts →
	Exact match “MethodData takes the time to understand what you're building before we start, so that you end up with a solution that solves what you need.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
5	Intelect Corporation	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	51-200	30 contacts →
	Exact match “Intelect Corporation is a leading systems integration company providing technology for infrastructure since 1995.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
6	Sagecor Solutions	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	23 contacts →
	Exact match “Sagecor is a complete engineering services company that employs top-level talent who possess the expertise to provide customers with true full-lifecycle System Engineering…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
7	Visioneerit	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	22 contacts →
	Exact match “At VisioneerIT, we transform how organizations harness AI, automate operations, and protect their future.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
8	Femdel LLC	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	20 contacts →
	Exact match “Femdel has become an innovative leader in the information technology industry.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
9	PN Automation, INC	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	17 contacts →
	Exact match “Founded in 2004, PN Automation is the well-known and reputed technology solutions integrator/provider specialized in enterprise mobile and web based systems, databases…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
10	Davis Unlimited Information Technologies, Inc. Duit	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	15 contacts →
	Exact match “Founded in 2010 by a United States Navy Veteran and a federal government employee, DUIT is a woman owned and minority owned information technology company that has quickly emerged…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
11	SOS Tech Group	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	10 contacts →
	Exact match “SOS Technology Group is a full-service IT consulting company focused on delivering IT Services and Security Solutions to businesses across the USA.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
12	Holden Information Services, LLC	Exact match	Baltimore, United StatesHQ recorded Sep 14, 2026	1-10	7 contacts →
	Exact match “We believe technology should enable your mission, not become a distraction from it.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
13	Enterprise Solutions Realized, INC	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	6 contacts →
	Exact match “ESR ESR integrates, designs, programs, and deploys software-centric, mission-critical systems.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
14	Bluestar Technologies INC	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	51-200	6 contacts →
	Exact match “At Blue Star Technologies, IT services provide Maryland and Mid-Atlantic businesses with the most appropriate design, installation, and management options no matter the facility…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
15	S3 Integration, L.L.C	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	11-50	6 contacts →
	Exact match “At S3 Integration, L.L.C, we are proud to offer the power and experience of a large company with the agility, responsiveness, and personal attention of a small company.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
16	Caton Communications Group	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	1-10	5 contacts →
	Exact match “Caton Communications Group is a “state of the art,” System Integrator.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
17	Environments	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	1-10	1 contacts →
	Exact match “Environments is an expert-led team delivering integrated building performance systems, starting with the power infrastructure that makes everything else possible, from advanced…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
18	Marvelouz Teknology	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	1-10	1 contacts →
	Exact match “At Marvelouz teknology, we believe that technology should support and enhance your organization’s success, not constrain it.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
19	Hands Of Support Computer Services, Vsbe	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	1-10	1 contacts →
	Exact match “From deploying desktops with new software, systems, and applications to taking one phone call on a printer problem, Hands of Support certified IT professionals covers the entire…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
20	Bainbridge Meyers, LLC	Exact match	Baltimore, MD, United StatesHQ recorded Sep 14, 2026	1-10	1 contacts →
	Exact match “We understand that no two businesses are alike.” Recorded in the RevenueBase company graph · Sep 14, 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 “systems integration 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 25 systems integration companies based in Baltimore, United States

See the full list, filter by size, metro and specialty, and access 177 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Systems integration companies based in Baltimore, United States at a glance

As of Sep 14, 2026

43.0%Verified-email coverage

16.5Average contacts per company

11-50Median size (employees)

Sep 14, 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 Baltimore, so it is reported there. Company counts and contact totals on this page are exact for Baltimore, over 25 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 Baltimore, United States whose business descriptions match “systems integration 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 177 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 14, 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.

Systems integration companies by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “systems integration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many systems integration companies are there based in Baltimore, United States?

RevenueBase identified 25 company matches for systems integration companies associated with Baltimore, 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?

Reliasource 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 systems integration companies?

New York leads the United States with 185 company records, followed by Houston (172) and Los Angeles (91). Baltimore has 25.

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 177 professional contacts with verified work emails tracked across these 25 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 14, 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.