Company lists · Data refreshed November 2026

Top 25 Underground mapping services based in the United States

RevenueBase identified 810 company matches for underground mapping services associated with the United States as of November 2026 and tracks 23,490 professional contacts across them, including 7,411 with verified work emails. Houston is the largest hub.

This list covers company matches for underground mapping services associated with the 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
810Companies
23,490Contacts tracked
7,411Verified emails
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The 25 largest underground mapping services based in the United States

Ranked by team size
Top 25 of 810 company matches for underground mapping services based in the 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202610001+3,932 contacts →

Exact match

“Performing tens of millions of locates annually, USIC is the most trusted name in underground utility damage prevention.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchIndianapolis, OH, United StatesHQ recorded Nov 6, 20261,001-5,0001,051 contacts →

Exact match

“Miller Pipeline is the single-source, premier provider for all underground construction system solutions in transmission, distribution, and water/wastewater management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMaumee, OH, United StatesHQ recorded Nov 6, 2026501-1,000755 contacts →

Exact match

“Creating possibility for our team members and clients by Intelligently Visualizing the Built World is who we are.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWest Palm Beach, FL, United StatesHQ recorded Nov 6, 202610001+706 contacts →

Exact match

“Dycom (NYSE: DY) is on a mission to connect America.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKing Of Prussia, VA, United StatesHQ recorded Nov 6, 20261,001-5,000575 contacts →

Exact match

“As one of the nations largest underground specialty contractors, InfraSource has over employees strategically positioned across more than 20 operating centers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGreensboro, NC, United StatesHQ recorded Nov 6, 20261,001-5,000430 contacts →

Exact match

“We’re a locating powerhouse with extensive resources and decades of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPalo Alto, United StatesHQ recorded Nov 6, 2026201-500404 contacts →

Exact match

“Exodigo is the leading underground mapping solution for non-intrusive discovery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBenbrook, CO, United StatesHQ recorded Nov 6, 2026201-500368 contacts →

Exact match

“What began as a small company in the oilfields of Southern Oklahoma, today Topographic Land Surveyors stands as the industry leader in the fields of Surveying, Mapping…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHuntsville, AL, United StatesHQ recorded Nov 6, 2026501-1,000358 contacts →

Exact match

“Magnolia River delivers engineering, GIS, and pipeline inspection services to utility clients, supported by software solutions from its GeoCurrent division.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFlower Mound, TX, United StatesHQ recorded Nov 6, 2026501-1,000331 contacts →

Exact match

“Since 2003, Hydromax USA has been a leader in advanced field services and solutions that empower utilities to make the most of their infrastructure investments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchThe Woodlands, MN, United StatesHQ recorded Nov 6, 2026501-1,000316 contacts →

Exact match

“Encompass Services is a professional Survey, Land/ROW, and GIS firm serving the energy, land management, transportation, and infrastructure industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCrown Point, IN, United StatesHQ recorded Nov 6, 20261,001-5,000278 contacts →

Exact match

“The Premier Provider for Utility Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDorchester, CT, United StatesHQ recorded Nov 6, 2026501-1,000275 contacts →

Exact match

“Since 1988, Feeney Brothers Excavation, LLC has served New England’s southeastern region as the most qualified and diversified utility contractor for the gas, electric, water and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCorona, CA, United StatesHQ recorded Nov 6, 20261,001-5,000273 contacts →

Exact match

“Arizona Pipeline Company (APC) is a leading underground utility contractor, delivering critical infrastructure with a commitment to safety, quality, and long-term performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchColorado Springs, FL, United StatesHQ recorded Nov 6, 202651-200270 contacts →

Exact match

“The Sanborn Map Company Inc.(Sanborn) is an innovator in the modern geospatial industry, delivering state-of-the-art mapping, visualization and 3D solutions for customers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCentennial, CO, United StatesHQ recorded Nov 6, 2026201-500224 contacts →

Exact match

“Today’s energy landscape demands modernized technology that can handle a diverse grid, escalating demand, and unpredictable events.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFayetteville, NC, United StatesHQ recorded Nov 6, 2026201-500217 contacts →

Exact match

“BLEW is your nationwide partner for land surveying, civil engineering, environmental and property assessments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFort Worth, AZ, United StatesHQ recorded Nov 6, 2026201-500217 contacts →

Exact match

“Headquartered in Fort Worth, Texas, Landpoint has nine office locations and is licensed to operate in 27 states.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchFort Worth, TX, United StatesHQ recorded Nov 6, 2026201-500179 contacts →

Exact match

“Transglobal Services, LLC (TGS) provides surveying, land services, GIS, mapping, and environmental services to the construction industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWheat Ridge, CO, United StatesHQ recorded Nov 6, 2026501-1,000172 contacts →

Exact match

“Since 1987, our knowledgeable team has provided gas operations and maintenance services, gas distribution and mainline construction, electric meter services, directional drilling…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 202651-200157 contacts →

Exact match

“Founded in Orlando in 1972, SSMC is an independent, 100% employee-owned geospatial services firm providing professional surveying and mapping, subsurface utility engineering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHauppauge, NY, United StatesHQ recorded Nov 6, 20265,001-10,000155 contacts →

Exact match

“Damage Prevention & Infrastructure Protection Solutions MISSION Reconn delivers end-to-end damage prevention and infrastructure protection solutions for gas, electric, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMilpitas, CA, United StatesHQ recorded Nov 6, 2026501-1,000153 contacts →

Exact match

“PrestonPipelines | PrestonElectric | DirtMarket The Preston Companies bring extensive expertise and hands-on partnership to complex projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMemphis, TX, United StatesHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“Delta Field Services is a multi-faceted, energy and technology infrastructure partner, built from the field up.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchTroy, MI, United StatesHQ recorded Nov 6, 2026501-1,000135 contacts →

Exact match

“Utility Resource Group, LLC (URG) is a full service utility contractor, providing a variety of infrastructure service solutions to utilities and municipalities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 810 underground mapping services based in the United States

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Underground mapping services based in the United States at a glance

As of Nov 6, 2026
31.5%Verified-email coverage
29.0Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
330
11-50
294
51-200
124
201-500
34
501-1,000
15
1,001-5,000
8
5,001-10,000
1
10001+
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 810 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 the United States whose business descriptions match “underground mapping services” 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 7,411 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.

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

How many underground mapping services are there based in the United States?

RevenueBase identified 810 company matches for underground mapping services associated with the 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?

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

Which city has the most underground mapping services?

Houston leads with 10 company records, followed by Fort Worth (7) and Indianapolis (7).

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 7,411 professional contacts with verified work emails tracked across these 810 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.