Company lists · Data refreshed September 2026

Top 23 Hydrogeology consultants based in Denver, United States

RevenueBase identified 47 company matches for hydrogeology consultants associated with Denver, United States as of September 2026 and tracks 2,146 professional contacts across them, including 1,051 with verified work emails. Across the United States, Houston is the largest hub for this category (123 companies); Denver follows with 47.

This list covers company matches for hydrogeology consultants associated with Denver, 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 20, 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 20, 2026 How this list was built
47Companies
2,146Contacts tracked
1,051Verified emails
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The 23 largest hydrogeology consultants based in Denver, United States

Ranked by team size
Top 23 of 47 company matches for hydrogeology consultants based in Denver, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchDenver, CO, United StatesHQ recorded Sep 20, 20261,001-5,0001,231 contacts →

Exact match

“Knight Piésold is an employee-owned, global consulting firm providing specialist services to the mining, power, water resources, and infrastructure industries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchDenver, CO, United StatesHQ recorded Sep 20, 2026201-500189 contacts →

Exact match

“CTL|Thompson (CTL|T) has been providing innovative engineering solutions throughout Colorado since 1971.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-200140 contacts →

Exact match

“Kumar & Associates provides geotechnical engineering, engineering geology, environmental sciences, construction observation and materials testing services for projects in the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-20095 contacts →

Exact match

“Established in June Yeh and Associates, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-20094 contacts →

Exact match

“LRE Water is now Spheros Environmental.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202611-5065 contacts →

Exact match

“Wright Water Engineers, Inc.(WWE) is a water resources consulting engineering firm that was founded in 1961.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-20040 contacts →

Exact match

“Quandary Consultants, LLC (QC) is an environmental and regulatory consulting company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-20040 contacts →

Exact match

“Kilduff Underground Engineering (KUE) was established in 2014 by Todd Kilduff, PE, to support contractors, A/E firms and owners.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchDenver, CO, United StatesHQ recorded Sep 20, 2026201-50033 contacts →

Exact match

“We are driven to be the best geological well-site service company in the country.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchDenver, CO, United StatesHQ recorded Sep 20, 2026n/a31 contacts →

Exact match

“Lauren Byrne founded Lincoln & Creed, Inc after ten years of crafting successful recruiting processes for a variety of technical clients.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Since its inception in 1995, NITEC has had the opportunity to perform many large-scale, fully-integrated studies on highly complex reservoirs in addition to spacing, completion…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“The environment and sustainability are key considerations across the mining, energy and resources sectors.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchDenver, United StatesHQ recorded Sep 20, 20261-107 contacts →

Exact match

“ELEMENT provides water resources engineering and hydrologic services ranging from local-level investigations to broader basin and inter-basin projects.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-2005 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Lago Petroleum Consulting, based in Denver, Colorado, is a small, but growing geological and geophysical consulting firm, serving the upstream oil & gas industry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261-104 contacts →

Exact match

“EES is a full-service consulting firm comprised of a team of engineers and industry professionals specializing in consulting, project management, and field supervision for the oil…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202611-503 contacts →

Exact match

“PumpMan Colorado formally Colorado Water Well specializes in the development and effective management of water systems and pumping equipment.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202611-502 contacts →

Exact match

“Ponderosa Advisors leverages state-of-the-art databases and analytical tools to provide expert water rights and water market consulting services to clients in the agriculture…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchDenver, United StatesHQ recorded Sep 20, 20261-101 contacts →

Exact match

“West Sage Water Consultants is a water resource consulting firm located in Denver, Colorado, striving to provide clients in both the public and private sectors with efficient and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261-101 contacts →

Exact match

“Project Management Drilling, Completions, and Production Engineering On Site Consulting Services”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261-101 contacts →

Exact match

“Geoscience consultancy for operators in domestic US for development planning, asset evaluation and rock quality understanding, geosteering (integrated seismic and MWD/LWD), and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 23 of 47 hydrogeology consultants based in Denver, United States

See the full list, filter by size, metro and specialty, and access 1,051 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrogeology consultants based in Denver, United States at a glance

As of Sep 20, 2026
49.0%Verified-email coverage
45.7Average contacts per company
1-10Median size (employees)
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
28
11-50
8
51-200
8
201-500
2
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for Denver, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 47 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 Denver, United States whose business descriptions match “hydrogeology consultants” 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 1,051 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 20, 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 “hydrogeology consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydrogeology consultants are there based in Denver, United States?

RevenueBase identified 47 company matches for hydrogeology consultants associated with Denver, 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?

Knight Piesold 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 hydrogeology consultants?

Houston leads the United States with 123 company records, followed by Denver (47) and Austin (27).

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 1,051 professional contacts with verified work emails tracked across these 47 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 20, 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.