Company lists · Data refreshed November 2026

Top 16 Infrastructure contractors based in Baltimore, United States

Name: Infrastructure contractors based in Baltimore, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 39 companies tracked

RevenueBase identified 39 company matches for infrastructure contractors associated with Baltimore, United States as of November 2026 and tracks 1,021 professional contacts across them, including 192 with verified work emails. Across the United States, Houston is the largest hub for this category (437 companies); Baltimore has 39.

This list covers company matches for infrastructure contractors 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 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

39Companies

1,021Contacts tracked

192Verified emails

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The 16 largest infrastructure contractors based in Baltimore, United States

Ranked by team size

Top 16 of 39 company matches for infrastructure contractors based in Baltimore, 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	SUS	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	147 contacts →
	Exact match “SUS specializes in underwater marine construction including bridges, dams, pipelines, intakes, outfalls, inspection services, piers and wharfs and other public safety and local…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	P. Flanigan & Sons, INC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	201-500	84 contacts →
	Exact match “P.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Plastech Services, INC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	51-200	21 contacts →
	Exact match “PlasTech Services, Inc, established in 1988, is a Specialty Trade Contractor specializing in industrial construction & Maintenance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	MR Geotechnical Construction	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	21 contacts →
	Exact match “M&R Geotechnical Services is a multi-specialty construction firm with capabilities in geotechnical, geostructural, abandonment, grouting, concrete revetments, flexible armor…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Paniagua's Enterprises Development LLC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	19 contacts →
	Exact match “Turn key construction company for all your communications needs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Advanced Communications Technology	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	51-200	17 contacts →
	Exact match “WIRELESS CONSTRUCTION & PROGRAM MANAGEMENT SERVICES We are a full service wireless infrastructure company providing installation, maintenance, technical and construction services…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Hirsch Electric LLC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	51-200	17 contacts →
	Exact match “In 1979, Joseph Hirsch began our company as Joseph J.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Allied Contractors, Incorporated	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	51-200	17 contacts →
	Exact match “Allied Contractors, Incorporated is a General Contracting Company in the Baltimore Maryland region providing high quality Construction Services, Bridge Inspection, Project…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Strum Contracting Co. INC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “Strum Contracting Company is a national heavy civil infrastructure contractor focusing on the installation of structural steel elements for industrial-grade structures including…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	E2cr, INC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	51-200	10 contacts →
	Exact match “E2CR is a minority owned and operated full-service engineering and construction firm that specializes in Geotechnical Engineering, Environmental sampling and testing, in-house…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Cityscape Engineering, LLC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “CityScape Engineering is a civil engineering firm specialized in the design of green infrastructure, stormwater management practices, and wet utilities (stormdrain, sanitary…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	K&k Adams, INC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “Baltimore-Based, M/DBE certified general contractor of infrastructure construction providing site development, demolition and excavation, environmental/ wetlands…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Concrete Protection & Restoration INC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	201-500	3 contacts →
	Exact match “Concrete Protection & Restoration, Inc.(CPR) supplies the commercial, industrial, and public markets with the highest quality concrete restoration services technologically…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	American VET Industries, LLC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Maryland BAY Construction, LLC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	3 contacts →
	Exact match “Maryland Bay Construction, LLC is a full-service general contractor offering a complete suite of building, construction and renovation services to commercial, residential and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Plexus Communications Group	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	11-50	2 contacts →
	Exact match Recorded description not available. 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 “infrastructure contractors”. 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 16 of 39 infrastructure contractors based in Baltimore, United States

See the full list, filter by size, metro and specialty, and access 192 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure contractors based in Baltimore, United States at a glance

As of Nov 6, 2026

18.8%Verified-email coverage

26.2Average contacts per company

11-50Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

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 39 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 “infrastructure contractors” 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 192 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.

Infrastructure contractors 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 “infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure contractors are there based in Baltimore, United States?

RevenueBase identified 39 company matches for infrastructure contractors associated with Baltimore, 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?

SUS 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 infrastructure contractors?

Houston leads the United States with 437 company records, followed by New York (210) and Miami (174). Baltimore has 39.

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 192 professional contacts with verified work emails tracked across these 39 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.