Company lists · Data refreshed September 2026

Top 18 Water infrastructure engineering firms based in San Antonio, United States

Name: Water infrastructure engineering firms based in San Antonio, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 37 companies tracked

RevenueBase identified 37 company matches for water infrastructure engineering firms associated with San Antonio, United States as of September 2026 and tracks 2,072 professional contacts across them, including 587 with verified work emails. Across the United States, Houston is the largest hub for this category (139 companies); San Antonio has 37.

This list covers company matches for water infrastructure engineering firms associated with San Antonio, 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 19, 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 19, 2026 How this list was built

37Companies

2,072Contacts tracked

587Verified emails

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The 18 largest water infrastructure engineering firms based in San Antonio, United States

Ranked by team size

Top 18 of 37 company matches for water infrastructure engineering firms based in San Antonio, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	Raba Kistner, INC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	501-1,000	582 contacts →
	Exact match “Founded in 1968, Raba Kistner Inc.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Cleary Zimmermann Engineers	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	51-200	119 contacts →
	Exact match “Cleary Zimmermann Engineers is a consulting engineering firm specializing in Building MEP, Industrial MEP, Commissioning, and Water/Wastewater services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Pape-Dawson Engineers	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	501-1,000	56 contacts →
	Exact match “Founded in 1965, Pape-Dawson provides professional civil engineering, surveying, GIS, and environmental services for public and private clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Vickrey & Associates, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	51-200	49 contacts →
	Exact match “Vickrey & Associates, LLC is now ESP Associates, Inc!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Bain Medina Bain, INC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	38 contacts →
	Exact match “Bain Medina Bain, Inc.(BMB) is a professional consulting engineering and surveying firm established in 1959 and based in San Antonio, Texas.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Unintech Consulting Engineers, INC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	51-200	38 contacts →
	Exact match “Founded in 1992, Unintech Consulting Engineers, Inc.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Ella Contracting, LP	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	51-200	19 contacts →
	Exact match “Our Story Since 1994, ELLA Contracting, LP has been building more than just infrastructure, we’ve been building trust, relationships, and communities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Parra & CO	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	14 contacts →
	Exact match “Parra & Co is a family-owned civil engineering firm based in Texas that delivers simple solutions focusing on resiliency, sustainability, and economic practicality.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Engineering Dynamics Incorporated	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	10 contacts →
	Exact match “ENGINEERING DYNAMICS INCORPORATED is an independent engineering firm offering consulting services to a wide range of industries.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Slay Engineering Company INC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	10 contacts →
	Exact match “Slay Engineering Company, Inc.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	UP Engineering, A Bowman Company	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	9 contacts →
	Exact match “As of February 19, 2025, UP Engineering has joined team Bowman.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Floodace	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	7 contacts →
	Exact match “Floodace, LLC is a Texas born-and-raised, grass-roots niche civil engineering firm specializing in flood analysis, Infrastructure Asset Management and custom GIS automation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Streamline Engineering	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	6 contacts →
	Exact match “Streamline Engineering (Streamline) is a full-service civil engineering firm based in San Antonio, Texas.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	MHR Engineering, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	11-50	5 contacts →
	Exact match “MHR Engineering is a distinguished provider of consulting, engineering, and professional surveying services to private, public, and federal clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	T-Core Engineers	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “T-Core Engineers focuses on providing a wide range of consulting services to a variety of clientele.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Clearfield Construction, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “CLEARFIELD Construction provides heavy civil construction services for the public and private sectors in San Antonio, TX, and the surrounding area.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Hydrus Consulting Group	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “Hydrus Consulting Group is a privately held, and Texas based, fluid logistics and consulting company with a focus on groundwater related projects.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Azure Engineering, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “Azure Engineering is a team of experienced professional engineers and environmental experts, and we are here to help.” Recorded in the RevenueBase company graph · Sep 19, 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 “water infrastructure engineering firms”. 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 18 of 37 water infrastructure engineering firms based in San Antonio, United States

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Water infrastructure engineering firms based in San Antonio, United States at a glance

As of Sep 19, 2026

28.3%Verified-email coverage

56.0Average contacts per company

11-50Median size (employees)

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for San Antonio, so it is reported there. Company counts and contact totals on this page are exact for San Antonio, over 37 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 San Antonio, United States whose business descriptions match “water infrastructure engineering firms” 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 587 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 19, 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.

Water infrastructure engineering firms 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 “water infrastructure engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water infrastructure engineering firms are there based in San Antonio, United States?

RevenueBase identified 37 company matches for water infrastructure engineering firms associated with San Antonio, 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?

Raba Kistner, INC 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 water infrastructure engineering firms?

Houston leads the United States with 139 company records, followed by Austin (59) and New York (58). San Antonio has 37.

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 587 professional contacts with verified work emails tracked across these 37 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 19, 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.