Company lists · Data refreshed September 2026
Top 25 Engineering outsourcing firms based in Houston, United States
RevenueBase identified 123 company matches for engineering outsourcing firms associated with Houston, United States as of September 2026 and tracks 1,458 professional contacts across them, including 445 with verified work emails. Across the United States, Houston is the largest hub for this category.
This list covers company matches for engineering outsourcing 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 28, 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 engineering outsourcing firms based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 181 contacts → | ||||
Exact match “Zentech, Inc, an engineering consulting and software development company, headquartered in Houston, TX, is comprised of experienced professionals specializing in providing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 124 contacts → | ||||
Exact match “PERC Engineering is a full-service engineering & project management firm in the oil & gas energy sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 97 contacts → | ||||
Exact match “S&B Infrastructure, Ltd.(S & BI) has been in existence since 1994 as part of S&B Holdings, Ltd,(one of the largest privately-owned engineering firms in the State of Texas).” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 83 contacts → | ||||
Exact match “Novetus is an engineering company that focuses on Capital Project Engineering, Project Controls, Asset Integrity, Safety & Risk Management, and Process Safety Management…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 62 contacts → | ||||
Exact match “Since 1993, Pinnacle has remained focused on providing practical and complete engineering services to the offshore oil and gas industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 55 contacts → | ||||
Exact match “MBE | SBE | DBE | HUB | HHF, TBPE Firm No 16156 DECON LLC,founded by Fulvio Jaramillo, a consulting engineering firm committed to technical excellence, DECON’s services help…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 46 contacts → | ||||
Exact match “Blackline Engineering, LLC is a Houston based engineering consulting firm that offers innovative design and project management services that are tailored for each client.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 43 contacts → | ||||
Exact match “As of December 8, 2025, RTP Alliance has been acquired by by Bowman.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 40 contacts → | ||||
Exact match “Interfield is a leading engineering company specializing in engineering services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 38 contacts → | ||||
Exact match “PriServe Group company engaged in Technology and Engineering Services” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 20 contacts → | ||||
Exact match “Ascent Engineering, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 19 contacts → | ||||
Exact match “N&A USA Engineering Solutions, Inc was founded in 2015 and is a specialized in multidisciplinary engineering & project management for medium & large-sized projects, working across…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 15 contacts → | ||||
Exact match “SSP Engineering & Consulting is a consulting firm based in the Houston Metropolitan area.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 15 contacts → | ||||
Exact match “Strategically located in Houston and Calgary to reach our clients and ensure we have resource capability across North America while leveraging our global engineering community to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Trylene is your ISO 9001 and ITAR certified ON-SHORE electronic manufacturing and assembly partner.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 12 contacts → | ||||
Exact match “KSWC provides a unique blend of precision machining and engineering capabilities to serve prototyping and/or production needs.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 10 contacts → | ||||
Exact match “For over 80 years Aitken has partnered with clients to engineer and manufacture equipment solutions for their critical projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “Knight Engineering Solutions LLC dba i-SOLIDS is a specialized team of engineers, designers, and programmers who provide technical consulting and turnkey prototyping solutions: •…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “Dawson Van Orden is a rapidly growing, family-owned, Civil, Structural, MEP and Technology Consulting Engineering firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 7 contacts → | ||||
Exact match “Liberty Tech is a Houston-based product design and engineering as a service company focused on integrated hardware and software product development.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “Shrader Consultants is a Houston-based consulting firm specializing in electrical, automation and communications systems design for critical infrastructure projects such as…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “We are a group of Electrical Engineers and Subject Matter Experts focusing on electrical engineering, instrumentation & automation engineering, Supervisory Control and Data…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “Technical Design Solutions is built on a foundation of experience, performance, and integrity.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 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 “engineering outsourcing 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 123 engineering outsourcing firms based in Houston, United States
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Engineering outsourcing firms based in Houston, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 123 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 Houston, United States whose business descriptions match “engineering outsourcing 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 445 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 28, 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.
Engineering outsourcing firms by metro in the United States
- Engineering outsourcing firms in New York89
- Engineering outsourcing firms in Austin82
- Engineering outsourcing firms in San Francisco72
- Engineering outsourcing firms in Los Angeles66
- Engineering outsourcing firms in Chicago64
- Engineering outsourcing firms in San Diego63
- Engineering outsourcing firms in Atlanta58
- Engineering outsourcing firms in San Jose58
- Engineering outsourcing firms in Seattle56
- Engineering outsourcing firms in Miami46
- Engineering outsourcing firms in Portland42
- Engineering outsourcing firms in Dallas39
- Engineering outsourcing firms in Columbus37
- Engineering outsourcing firms in Phoenix37
- Engineering outsourcing firms in Irvine32
- Engineering outsourcing firms in Denver31
- Engineering outsourcing firms in Orlando31
- Engineering outsourcing firms in Boston28
- Engineering outsourcing firms in Cincinnati26
- Engineering outsourcing firms in Raleigh26
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 “engineering outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many engineering outsourcing firms are there based in Houston, United States?
RevenueBase identified 123 company matches for engineering outsourcing 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?
Zentech Incorporated 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 engineering outsourcing firms?
Houston leads the United States with 123 company records, followed by New York (89) and Austin (82).
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 445 professional contacts with verified work emails tracked across these 123 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 123 engineering outsourcing firms based in Houston, United States. Start with a free account, no credit card.
Download this list →Related lists
Engineering outsourcing firms by geography
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
- Engineering outsourcing firms based in Curitiba, Brazil
- Engineering outsourcing firms based in Porto Alegre, Brazil
- Engineering outsourcing firms based in Recife, Brazil
- Engineering outsourcing firms based in Rio De Janeiro, Brazil
- Engineering outsourcing firms based in Salvador, Brazil
- Engineering outsourcing firms based in Sao Paulo, Brazil
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
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
Company intelligence · public preview
Top 25 engineering outsourcing 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 123 matching company records for engineering outsourcing firms based in Houston, United States, with 1,458 tracked contacts and 445 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 28, 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 engineering outsourcing 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 |  Zentech Incorporatedzentech-usa.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 181 contacts → |
“Zentech, Inc, an engineering consulting and software development company, headquartered in Houston, TX, is comprised of experienced professionals specializing in providing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Perc Engineeringperc-eng.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 124 contacts → |
“PERC Engineering is a full-service engineering & project management firm in the oil & gas energy sector.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  S&b Infrastructure, LTDsbinfra.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 97 contacts → |
“S&B Infrastructure, Ltd.(S & BI) has been in existence since 1994 as part of S&B Holdings, Ltd,(one of the largest privately-owned engineering firms in the State of Texas).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Novetusnovetus.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 83 contacts → |
“Novetus is an engineering company that focuses on Capital Project Engineering, Project Controls, Asset Integrity, Safety & Risk Management, and Process Safety Management…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Pinnacle Engineeringpinnacleengr.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 62 contacts → |
“Since 1993, Pinnacle has remained focused on providing practical and complete engineering services to the offshore oil and gas industry.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Decon LLCdeconeng.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 55 contacts → |
“MBE | SBE | DBE | HUB | HHF, TBPE Firm No 16156 DECON LLC,founded by Fulvio Jaramillo, a consulting engineering firm committed to technical excellence, DECON’s services help…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Blackline Engineering, LLCblackline-eng.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 46 contacts → |
“Blackline Engineering, LLC is a Houston based engineering consulting firm that offers innovative design and project management services that are tailored for each client.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  RPT Alliance LLCrptalliance.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 43 contacts → |
“As of December 8, 2025, RTP Alliance has been acquired by by Bowman.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Interfield Groupinterfield.netHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 40 contacts → |
“Interfield is a leading engineering company specializing in engineering services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Priserve Consulting INCpriserve.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 38 contacts → |
“PriServe Group company engaged in Technology and Engineering Services” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Ascent Engineering INCascentengineering.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 20 contacts → |
“Ascent Engineering, Inc.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  N&a Engineering Solutions, INCnausacorp.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 19 contacts → |
“N&A USA Engineering Solutions, Inc was founded in 2015 and is a specialized in multidisciplinary engineering & project management for medium & large-sized projects, working across…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  SSP Engineering And Consultingsspeng.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 15 contacts → |
“SSP Engineering & Consulting is a consulting firm based in the Houston Metropolitan area.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  PX Americaspxlimited.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 15 contacts → |
“Strategically located in Houston and Calgary to reach our clients and ensure we have resource capability across North America while leveraging our global engineering community to…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Trylene, INCtrylene.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 14 contacts → |
“Trylene is your ISO 9001 and ITAR certified ON-SHORE electronic manufacturing and assembly partner.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Flesch Engineering, LLCfleschengineering.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Kswc King Southwest & Consulting Of Cypresskswchercon.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 12 contacts → |
“KSWC provides a unique blend of precision machining and engineering capabilities to serve prototyping and/or production needs.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Aitken Manufacturingaitkenmfg.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 10 contacts → |
“For over 80 years Aitken has partnered with clients to engineer and manufacture equipment solutions for their critical projects.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  I-Solidsi-solids.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 8 contacts → |
“Knight Engineering Solutions LLC dba i-SOLIDS is a specialized team of engineers, designers, and programmers who provide technical consulting and turnkey prototyping solutions: •…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dawson VAN Orden DVOdvoeng.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 7 contacts → |
“Dawson Van Orden is a rapidly growing, family-owned, Civil, Structural, MEP and Technology Consulting Engineering firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Liberty Techliberty-tech.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 7 contacts → |
“Liberty Tech is a Houston-based product design and engineering as a service company focused on integrated hardware and software product development.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Shrader Consultantsshraderconsultants.comHQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 5 contacts → |
“Shrader Consultants is a Houston-based consulting firm specializing in electrical, automation and communications systems design for critical infrastructure projects such as…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Iot-Mation INCiot-mation.comHQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 4 contacts → |
“We are a group of Electrical Engineers and Subject Matter Experts focusing on electrical engineering, instrumentation & automation engineering, Supervisory Control and Data…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Technical Design Solutionstdsi-inc.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 4 contacts → |
“Technical Design Solutions is built on a foundation of experience, performance, and integrity.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Admiralty, Marine & Structural Engineering, INCamaseinc.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 123 company matches
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Engineering outsourcing firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
123 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.
Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 123 companies.
How 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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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 28, 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 ↗
Engineering outsourcing firms by metro in the United States
- Engineering outsourcing firms in New York89
- Engineering outsourcing firms in Austin82
- Engineering outsourcing firms in San Francisco72
- Engineering outsourcing firms in Los Angeles66
- Engineering outsourcing firms in Chicago64
- Engineering outsourcing firms in San Diego63
- Engineering outsourcing firms in Atlanta58
- Engineering outsourcing firms in San Jose58
- Engineering outsourcing firms in Seattle56
- Engineering outsourcing firms in Miami46
- Engineering outsourcing firms in Portland42
- Engineering outsourcing firms in Dallas39
- Engineering outsourcing firms in Columbus37
- Engineering outsourcing firms in Phoenix37
- Engineering outsourcing firms in Irvine32
- Engineering outsourcing firms in Denver31
- Engineering outsourcing firms in Orlando31
- Engineering outsourcing firms in Boston28
- Engineering outsourcing firms in Cincinnati26
- Engineering outsourcing firms in Raleigh26
Questions about this company list
What does Exact match mean for engineering outsourcing 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 engineering outsourcing firms did RevenueBase find based in Houston, United States?
The saved snapshot records 123 matching company records, 1,458 tracked contacts and 445 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 28, 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
Engineering outsourcing firms by geography
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
- Engineering outsourcing firms based in Curitiba, Brazil
- Engineering outsourcing firms based in Porto Alegre, Brazil
- Engineering outsourcing firms based in Recife, Brazil
- Engineering outsourcing firms based in Rio De Janeiro, Brazil
- Engineering outsourcing firms based in Salvador, Brazil
- Engineering outsourcing firms based in Sao Paulo, Brazil
Cite this list
RevenueBase Data Team. Top 25 engineering outsourcing firms based in Houston, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/engineering-outsourcing-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
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
Company intelligence · public preview
Top 25 engineering outsourcing firms based in Houston, United States
RevenueBase records 123 matching company records for engineering outsourcing firms based in Houston, United States, with 1,458 tracked contacts and 445 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 28, 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 engineering outsourcing 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 | Zentech Incorporatedzentech-usa.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 181 contacts → |
“Zentech, Inc, an engineering consulting and software development company, headquartered in Houston, TX, is comprised of experienced professionals specializing in providing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Perc Engineeringperc-eng.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 124 contacts → |
“PERC Engineering is a full-service engineering & project management firm in the oil & gas energy sector.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | S&b Infrastructure, LTDsbinfra.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 97 contacts → |
“S&B Infrastructure, Ltd.(S & BI) has been in existence since 1994 as part of S&B Holdings, Ltd,(one of the largest privately-owned engineering firms in the State of Texas).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Novetusnovetus.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 83 contacts → |
“Novetus is an engineering company that focuses on Capital Project Engineering, Project Controls, Asset Integrity, Safety & Risk Management, and Process Safety Management…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Pinnacle Engineeringpinnacleengr.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 62 contacts → |
“Since 1993, Pinnacle has remained focused on providing practical and complete engineering services to the offshore oil and gas industry.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Decon LLCdeconeng.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 55 contacts → |
“MBE | SBE | DBE | HUB | HHF, TBPE Firm No 16156 DECON LLC,founded by Fulvio Jaramillo, a consulting engineering firm committed to technical excellence, DECON’s services help…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Blackline Engineering, LLCblackline-eng.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 46 contacts → |
“Blackline Engineering, LLC is a Houston based engineering consulting firm that offers innovative design and project management services that are tailored for each client.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | RPT Alliance LLCrptalliance.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 43 contacts → |
“As of December 8, 2025, RTP Alliance has been acquired by by Bowman.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Interfield Groupinterfield.net HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 40 contacts → |
“Interfield is a leading engineering company specializing in engineering services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Priserve Consulting INCpriserve.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 38 contacts → |
“PriServe Group company engaged in Technology and Engineering Services” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ascent Engineering INCascentengineering.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 20 contacts → |
“Ascent Engineering, Inc.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | N&a Engineering Solutions, INCnausacorp.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 19 contacts → |
“N&A USA Engineering Solutions, Inc was founded in 2015 and is a specialized in multidisciplinary engineering & project management for medium & large-sized projects, working across…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | SSP Engineering And Consultingsspeng.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 15 contacts → |
“SSP Engineering & Consulting is a consulting firm based in the Houston Metropolitan area.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PX Americaspxlimited.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 15 contacts → |
“Strategically located in Houston and Calgary to reach our clients and ensure we have resource capability across North America while leveraging our global engineering community to…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Trylene, INCtrylene.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 14 contacts → |
“Trylene is your ISO 9001 and ITAR certified ON-SHORE electronic manufacturing and assembly partner.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Flesch Engineering, LLCfleschengineering.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Kswc King Southwest & Consulting Of Cypresskswchercon.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 12 contacts → |
“KSWC provides a unique blend of precision machining and engineering capabilities to serve prototyping and/or production needs.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Aitken Manufacturingaitkenmfg.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 10 contacts → |
“For over 80 years Aitken has partnered with clients to engineer and manufacture equipment solutions for their critical projects.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | I-Solidsi-solids.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 8 contacts → |
“Knight Engineering Solutions LLC dba i-SOLIDS is a specialized team of engineers, designers, and programmers who provide technical consulting and turnkey prototyping solutions: •…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dawson VAN Orden DVOdvoeng.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 7 contacts → |
“Dawson Van Orden is a rapidly growing, family-owned, Civil, Structural, MEP and Technology Consulting Engineering firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Liberty Techliberty-tech.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 7 contacts → |
“Liberty Tech is a Houston-based product design and engineering as a service company focused on integrated hardware and software product development.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Shrader Consultantsshraderconsultants.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 5 contacts → |
“Shrader Consultants is a Houston-based consulting firm specializing in electrical, automation and communications systems design for critical infrastructure projects such as…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Iot-Mation INCiot-mation.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 4 contacts → |
“We are a group of Electrical Engineers and Subject Matter Experts focusing on electrical engineering, instrumentation & automation engineering, Supervisory Control and Data…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Technical Design Solutionstdsi-inc.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 4 contacts → |
“Technical Design Solutions is built on a foundation of experience, performance, and integrity.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Admiralty, Marine & Structural Engineering, INCamaseinc.com HQ: Houston, TX, United StatesReported employees: 1-10 | Houston, TX, United States | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 123 company matches
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Engineering outsourcing firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
123 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.
Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 123 companies.
How 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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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 28, 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 ↗
Engineering outsourcing firms by metro in the United States
- Engineering outsourcing firms in New York89
- Engineering outsourcing firms in Austin82
- Engineering outsourcing firms in San Francisco72
- Engineering outsourcing firms in Los Angeles66
- Engineering outsourcing firms in Chicago64
- Engineering outsourcing firms in San Diego63
- Engineering outsourcing firms in Atlanta58
- Engineering outsourcing firms in San Jose58
- Engineering outsourcing firms in Seattle56
- Engineering outsourcing firms in Miami46
- Engineering outsourcing firms in Portland42
- Engineering outsourcing firms in Dallas39
- Engineering outsourcing firms in Columbus37
- Engineering outsourcing firms in Phoenix37
- Engineering outsourcing firms in Irvine32
- Engineering outsourcing firms in Denver31
- Engineering outsourcing firms in Orlando31
- Engineering outsourcing firms in Boston28
- Engineering outsourcing firms in Cincinnati26
- Engineering outsourcing firms in Raleigh26
Questions about this company list
What does Exact match mean for engineering outsourcing 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 engineering outsourcing firms did RevenueBase find based in Houston, United States?
The saved snapshot records 123 matching company records, 1,458 tracked contacts and 445 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 28, 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.
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Cite this list
RevenueBase Data Team. Top 25 engineering outsourcing firms based in Houston, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/engineering-outsourcing-firms/united-states/houston.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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