Company lists · Data refreshed September 2026
Top 25 Hydrogeological consulting firms based in Houston, United States
RevenueBase identified 75 company matches for hydrogeological consulting firms associated with Houston, United States as of September 2026 and tracks 1,160 professional contacts across them, including 355 with verified work emails and 506 with mobile numbers. Across the United States, Houston is the largest hub for this category.
This list covers company matches for hydrogeological consulting firms associated with Houston, 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 12, 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.
The 25 largest hydrogeological consulting firms based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 259 contacts → | ||||
Exact match “GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 2 | 116 contacts → | ||||
Exact match “Edge Engineering & Science, LLC (EDGE) is a privately owned professional services firm headquartered in Houston, Texas.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 3 | 65 contacts → | ||||
Exact match “Civitas Engineering Group Inc.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 4 | 47 contacts → | ||||
Exact match “Riner Engineering became part of the UES family of companies in June 2023, combining our local expertise with UES’s nationwide presence and resources.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 5 | 34 contacts → | ||||
Exact match “Phase Engineering, LLC, was founded in 1993 and is a leading engineering and environmental consulting firm, serving clients nationwide to deliver trusted environmental solutions.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 6 | 31 contacts → | ||||
Exact match “Aurora Technical Services, LLC is a Houston-based civil engineering consulting firm that provides engineering expertise focused on water and wastewater pipelines.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 7 | 26 contacts → | ||||
Exact match “Professional Engineering support for geotechnical, construction, oil and gas, horizontal directional drillings, materials testing, and forensic studies for residential and…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 8 | 26 contacts → | ||||
Exact match “Established in 1967, The Murillo Company (TMC) specializes in Geotechnical Engineering, Construction Materials Testing and Inspection, and a wide range of Environmental Services.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “WE MAKE THE EARTH THE BEST PLACE FOR STORING ALL ENERGIES UNDERGROUND STORAGE AND SUBSURFACE INJECTION Geostock Sandia is an engineering & geological consulting firm specializing…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 10 | 24 contacts → | ||||
Exact match “When a well kicks off horizontally, our expertise runs deep.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 11 | 23 contacts → | ||||
Exact match “A premier Petroleum Engineering firm merging the Reservoir Engineering expertise of W.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 12 | 21 contacts → | ||||
Exact match “Kenall is a SB and W/M/DBE company committed to providing civil engineering, geotechnical engineering, transportation engineering, water resources planning, environmental…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 13 | 19 contacts → | ||||
Exact match “SIA Solutions LLC (SIA) has merged with Salas O'Brien and continues to focus on program and project-specific engineering and technical solutions in Environmental Consulting…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 14 | 18 contacts → | ||||
Exact match “ERC is a Professional Services Firm in Environmental Consulting and Construction.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 15 | 18 contacts → | ||||
Exact match “Lucas W Bazan founded Bazan Consulting, Inc.(BCI) in April 2008.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 16 | 17 contacts → | ||||
Exact match “HPO GLOBAL RESOURCES VENTURES (INC.)(HPO Global) is the consulting arm of a group of Companies established in 2001 by a group of professionals with over 250 cumulative years of…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 17 | 17 contacts → | ||||
Exact match “Established since 1995, GTS Geotech (GTS) provides independent, cost effective, geotechnical support solutions to the international oil and gas industry.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 18 | 14 contacts → | ||||
Exact match “Jones Engineering Solutions is a full service consulting civil engineering firm.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 19 | 14 contacts → | ||||
Exact match “Paradigm Consultants, Inc.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 20 | 13 contacts → | ||||
Exact match “Cascade Civil Services (Cascade) is a full-service Houston-based civil engineering firm that specializes in providing drainage analysis and design services to our clients.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 21 | 11 contacts → | ||||
Exact match “Pangea Geoscience LLC offers a dedicated team with collectively more than 80 years of experience in integration of geology and engineering.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 22 | 9 contacts → | ||||
Exact match “Krest Engineers, LLC, a multi-discipline engineering consulting firm established in 2023, is dedicated to serving both public and private sector clients in Texas through offering…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 23 | 7 contacts → | ||||
Exact match “Since 1986, CCI has been providing specialized services in hazardous waste compliance, permitting, site investigations, and closures; underground storage tank removals and…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 24 | 7 contacts → | ||||
Exact match “TGI Engineering & Consulting is a specialized consulting and engineering services firm that works with private and public sector customers to deliver cost-effective and…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “Full-service engineering, consulting, project management firm primarily focused on horizontal shale operations and development planning domestically and abroad.” Recorded in the RevenueBase company graph · Sep 12, 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 “hydrogeological consulting 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 25 of 75 hydrogeological consulting firms based in Houston, United States
See the full list, filter by size, metro and specialty, and access 355 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Hydrogeological consulting firms based in Houston, United States at a glance
As of Sep 12, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 54.0dHow 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 Houston, United States whose business descriptions match “hydrogeological consulting 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 355 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 12, 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.
Hydrogeological consulting 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 “hydrogeological consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hydrogeological consulting firms are there based in Houston, United States?
RevenueBase identified 75 company matches for hydrogeological consulting firms associated with Houston, 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?
GSI Environmental 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 hydrogeological consulting firms?
Houston leads the United States with 69 company records, followed by Denver (28) and Portland (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 355 professional contacts with verified work emails tracked across these 75 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 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 75 hydrogeological consulting firms based in Houston, United States. Start with a free account, no credit card.
Download this list →Related lists
Hydrogeological consulting firms by geography
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
- Hydrogeological consulting firms based in the United Kingdom
- Hydrogeological consulting firms based in Italy
- Hydrogeological consulting firms based in Spain
- Hydrogeological consulting firms based in South Africa
- Hydrogeological consulting firms based in the Netherlands
- Hydrogeological consulting firms based in Switzerland
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
Company intelligence · public preview
Top 25 hydrogeological consulting firms based in Houston, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 75 matching company records for hydrogeological consulting firms based in Houston, United States, with 1,160 tracked contacts and 355 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 hydrogeological consulting firms based in Houston, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  GSI Environmental INCgsienv.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 259 contacts → |
“GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Edge Engineering And Science, LLCedge-es.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 116 contacts → |
“Edge Engineering & Science, LLC (EDGE) is a privately owned professional services firm headquartered in Houston, Texas.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Civitas Engineering Group, INCcivitasengr.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 65 contacts → |
“Civitas Engineering Group Inc.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Riner Engineering, Inc., A UES Companyrinerengineering.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 47 contacts → |
“Riner Engineering became part of the UES family of companies in June 2023, combining our local expertise with UES’s nationwide presence and resources.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Phase Engineering, LLCphaseengineering.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 34 contacts → |
“Phase Engineering, LLC, was founded in 1993 and is a leading engineering and environmental consulting firm, serving clients nationwide to deliver trusted environmental solutions.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Aurora Technical Services, LLCauroratechservices.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 31 contacts → |
“Aurora Technical Services, LLC is a Houston-based civil engineering consulting firm that provides engineering expertise focused on water and wastewater pipelines.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  TEGteghouston.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“Professional Engineering support for geotechnical, construction, oil and gas, horizontal directional drillings, materials testing, and forensic studies for residential and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  The Murillo Companymurillocompany.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“Established in 1967, The Murillo Company (TMC) specializes in Geotechnical Engineering, Construction Materials Testing and Inspection, and a wide range of Environmental Services.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Geostock Sandiageostocksandia.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 25 contacts → |
“WE MAKE THE EARTH THE BEST PLACE FOR STORING ALL ENERGIES UNDERGROUND STORAGE AND SUBSURFACE INJECTION Geostock Sandia is an engineering & geological consulting firm specializing…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Geovisiongeosteeringvision.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 24 contacts → |
“When a well kicks off horizontally, our expertise runs deep.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  W.D. VON Gonten Engineering LLCwdvgco.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 23 contacts → |
“A premier Petroleum Engineering firm merging the Reservoir Engineering expertise of W.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Kenallkenallinc.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 21 contacts → |
“Kenall is a SB and W/M/DBE company committed to providing civil engineering, geotechnical engineering, transportation engineering, water resources planning, environmental…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  SIA Solutions, LLCsalasobrien.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 19 contacts → |
“SIA Solutions LLC (SIA) has merged with Salas O'Brien and continues to focus on program and project-specific engineering and technical solutions in Environmental Consulting…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 18 contacts → |
“ERC is a Professional Services Firm in Environmental Consulting and Construction.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Bazan Consulting, INCbazanconsulting.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 18 contacts → |
“Lucas W Bazan founded Bazan Consulting, Inc.(BCI) in April 2008.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  HPO Global Resource Venture INChpoglobalinc.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 17 contacts → |
“HPO GLOBAL RESOURCES VENTURES (INC.)(HPO Global) is the consulting arm of a group of Companies established in 2001 by a group of professionals with over 250 cumulative years of…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  GTS Geotechgts-geotech.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 17 contacts → |
“Established since 1995, GTS Geotech (GTS) provides independent, cost effective, geotechnical support solutions to the international oil and gas industry.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Jones Engineering Solutionsjonesengineeringsolutions.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 14 contacts → |
“Jones Engineering Solutions is a full service consulting civil engineering firm.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Paradigm Consultants, Inc., A CMT Companyparadigmconsultants.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 14 contacts → |
“Paradigm Consultants, Inc.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Cascade Civil Services, LLCcascade-civil.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 13 contacts → |
“Cascade Civil Services (Cascade) is a full-service Houston-based civil engineering firm that specializes in providing drainage analysis and design services to our clients.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Pangea Geosciencepangeageoscience.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 11 contacts → |
“Pangea Geoscience LLC offers a dedicated team with collectively more than 80 years of experience in integration of geology and engineering.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Krest Engineers, LLCkrestengineers.comHQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 9 contacts → |
“Krest Engineers, LLC, a multi-discipline engineering consulting firm established in 2023, is dedicated to serving both public and private sector clients in Texas through offering…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Corrigan Consulting INCcorrigan-consulting.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 7 contacts → |
“Since 1986, CCI has been providing specialized services in hazardous waste compliance, permitting, site investigations, and closures; underground storage tank removals and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  TGI Engineering & Consultingtgieng.comHQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 7 contacts → |
“TGI Engineering & Consulting is a specialized consulting and engineering services firm that works with private and public sector customers to deliver cost-effective and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Radius Energy Solutionsradiusenergysolutions.comHQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 5 contacts → |
“Full-service engineering, consulting, project management firm primarily focused on horizontal shale operations and development planning domestically and abroad.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Hydrogeological consulting firms: dataset insights
September 12, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
75 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 54.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hydrogeological consulting firms by metro in the United States
Questions about this company list
What does Exact match mean for hydrogeological consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hydrogeological consulting firms did RevenueBase find based in Houston, United States?
The saved snapshot records 75 matching company records, 1,160 tracked contacts and 355 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hydrogeological consulting firms by geography
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
- Hydrogeological consulting firms based in the United Kingdom
- Hydrogeological consulting firms based in Italy
- Hydrogeological consulting firms based in Spain
- Hydrogeological consulting firms based in South Africa
- Hydrogeological consulting firms based in the Netherlands
- Hydrogeological consulting firms based in Switzerland
Cite this list
RevenueBase Data Team. Top 25 hydrogeological consulting firms based in Houston, United States. Snapshot: September 12, 2026. https://revenuebase.ai/companies/hydrogeological-consulting-firms/united-states/houston.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
Company intelligence · public preview
Top 25 hydrogeological consulting firms based in Houston, United States
RevenueBase records 75 matching company records for hydrogeological consulting firms based in Houston, United States, with 1,160 tracked contacts and 355 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 hydrogeological consulting firms based in Houston, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | GSI Environmental INCgsienv.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 259 contacts → |
“GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Edge Engineering And Science, LLCedge-es.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 116 contacts → |
“Edge Engineering & Science, LLC (EDGE) is a privately owned professional services firm headquartered in Houston, Texas.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Civitas Engineering Group, INCcivitasengr.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 65 contacts → |
“Civitas Engineering Group Inc.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Riner Engineering, Inc., A UES Companyrinerengineering.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 47 contacts → |
“Riner Engineering became part of the UES family of companies in June 2023, combining our local expertise with UES’s nationwide presence and resources.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Phase Engineering, LLCphaseengineering.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 34 contacts → |
“Phase Engineering, LLC, was founded in 1993 and is a leading engineering and environmental consulting firm, serving clients nationwide to deliver trusted environmental solutions.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Aurora Technical Services, LLCauroratechservices.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 31 contacts → |
“Aurora Technical Services, LLC is a Houston-based civil engineering consulting firm that provides engineering expertise focused on water and wastewater pipelines.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | TEGteghouston.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“Professional Engineering support for geotechnical, construction, oil and gas, horizontal directional drillings, materials testing, and forensic studies for residential and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | The Murillo Companymurillocompany.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“Established in 1967, The Murillo Company (TMC) specializes in Geotechnical Engineering, Construction Materials Testing and Inspection, and a wide range of Environmental Services.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Geostock Sandiageostocksandia.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 25 contacts → |
“WE MAKE THE EARTH THE BEST PLACE FOR STORING ALL ENERGIES UNDERGROUND STORAGE AND SUBSURFACE INJECTION Geostock Sandia is an engineering & geological consulting firm specializing…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Geovisiongeosteeringvision.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 24 contacts → |
“When a well kicks off horizontally, our expertise runs deep.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | W.D. VON Gonten Engineering LLCwdvgco.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 23 contacts → |
“A premier Petroleum Engineering firm merging the Reservoir Engineering expertise of W.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Kenallkenallinc.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 21 contacts → |
“Kenall is a SB and W/M/DBE company committed to providing civil engineering, geotechnical engineering, transportation engineering, water resources planning, environmental…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | SIA Solutions, LLCsalasobrien.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 19 contacts → |
“SIA Solutions LLC (SIA) has merged with Salas O'Brien and continues to focus on program and project-specific engineering and technical solutions in Environmental Consulting…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 18 contacts → |
“ERC is a Professional Services Firm in Environmental Consulting and Construction.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Bazan Consulting, INCbazanconsulting.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 18 contacts → |
“Lucas W Bazan founded Bazan Consulting, Inc.(BCI) in April 2008.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HPO Global Resource Venture INChpoglobalinc.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 17 contacts → |
“HPO GLOBAL RESOURCES VENTURES (INC.)(HPO Global) is the consulting arm of a group of Companies established in 2001 by a group of professionals with over 250 cumulative years of…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | GTS Geotechgts-geotech.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 17 contacts → |
“Established since 1995, GTS Geotech (GTS) provides independent, cost effective, geotechnical support solutions to the international oil and gas industry.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Jones Engineering Solutionsjonesengineeringsolutions.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 14 contacts → |
“Jones Engineering Solutions is a full service consulting civil engineering firm.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Paradigm Consultants, Inc., A CMT Companyparadigmconsultants.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 14 contacts → |
“Paradigm Consultants, Inc.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cascade Civil Services, LLCcascade-civil.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 13 contacts → |
“Cascade Civil Services (Cascade) is a full-service Houston-based civil engineering firm that specializes in providing drainage analysis and design services to our clients.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Pangea Geosciencepangeageoscience.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 11 contacts → |
“Pangea Geoscience LLC offers a dedicated team with collectively more than 80 years of experience in integration of geology and engineering.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Krest Engineers, LLCkrestengineers.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 9 contacts → |
“Krest Engineers, LLC, a multi-discipline engineering consulting firm established in 2023, is dedicated to serving both public and private sector clients in Texas through offering…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Corrigan Consulting INCcorrigan-consulting.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 7 contacts → |
“Since 1986, CCI has been providing specialized services in hazardous waste compliance, permitting, site investigations, and closures; underground storage tank removals and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | TGI Engineering & Consultingtgieng.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 7 contacts → |
“TGI Engineering & Consulting is a specialized consulting and engineering services firm that works with private and public sector customers to deliver cost-effective and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Radius Energy Solutionsradiusenergysolutions.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 5 contacts → |
“Full-service engineering, consulting, project management firm primarily focused on horizontal shale operations and development planning domestically and abroad.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Hydrogeological consulting firms: dataset insights
September 12, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
75 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 54.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hydrogeological consulting firms by metro in the United States
Questions about this company list
What does Exact match mean for hydrogeological consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hydrogeological consulting firms did RevenueBase find based in Houston, United States?
The saved snapshot records 75 matching company records, 1,160 tracked contacts and 355 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hydrogeological consulting firms by geography
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
- Hydrogeological consulting firms based in the United Kingdom
- Hydrogeological consulting firms based in Italy
- Hydrogeological consulting firms based in Spain
- Hydrogeological consulting firms based in South Africa
- Hydrogeological consulting firms based in the Netherlands
- Hydrogeological consulting firms based in Switzerland
Cite this list
RevenueBase Data Team. Top 25 hydrogeological consulting firms based in Houston, United States. Snapshot: September 12, 2026. https://revenuebase.ai/companies/hydrogeological-consulting-firms/united-states/houston.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany