Company lists · Data refreshed October 2026

Top 25 Cad design and engineering firms based in Houston, United States

Name: Cad design and engineering firms based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 118 companies tracked

RevenueBase identified 118 company matches for cad design and engineering firms associated with Houston, United States as of October 2026 and tracks 2,956 professional contacts across them, including 1,621 with verified work emails. Across the United States, New York is the largest hub for this category (146 companies); Houston follows with 118.

This list covers company matches for cad design and engineering 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 October 9, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 9, 2026 How this list was built

118Companies

2,956Contacts tracked

1,621Verified emails

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The 25 largest cad design and engineering firms based in Houston, United States

Ranked by team size

Top 25 of 118 company matches for cad design and engineering firms based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Walter P Moore	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,404 contacts →
	Exact match “Welcome to Walter P Moore!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	PGAL	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	201-500	330 contacts →
	Exact match “Founded in 1946, PGAL is a design firm specializing in architecture, engineering, interiors, and planning for a diverse portfolio of public and private sector clients.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Vias3d	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	201-500	145 contacts →
	Exact match “VIAS3D provides integrated engineering solutions using virtual design experience and data analytics in a variety of industries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	S&b Infrastructure, LTD	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	51-200	98 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 · Oct 9, 2026 · View company records in RevenueBase
5	Dally Associates	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	62 contacts →
	Exact match “Founded in 1993, Dally + Associates, Inc.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Decon LLC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	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 · Oct 9, 2026 · View company records in RevenueBase
7	Blackline Engineering, LLC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	49 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 · Oct 9, 2026 · View company records in RevenueBase
8	Johnston	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	44 contacts →
	Exact match “Founded in 2001, Johnston is a multi-talented firm based in Houston, Texas that provides architecture, MEP engineering and planning professional design services that span all…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	CIVE	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	43 contacts →
	Exact match “CIVE is a Houston-based, fully integrated design-build firm delivering architecture, engineering, and construction under one roof.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Graves Mechanical	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	201-500	39 contacts →
	Exact match “Over our 50 years in business, our focus has been on design build and design assist work.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Pinnacle Structural Engineers	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	35 contacts →
	Exact match “Pinnacle is a structural engineering consulting firm providing services on a wide variety of project types, including: commercial, healthcare, workplace, institutional and…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Midstream & Terminal Services LLC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	30 contacts →
	Exact match “Midstream & Terminal Services (MTS) is a privately-owned registered architectural and engineering company that serves a diverse set of industries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Matrix Structural Engineers	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	27 contacts →
	Exact match “Matrix Structural Engineers, a multiple award-winning firm, was founded in 1993 in Houston.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	CFI Companies, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	25 contacts →
	Exact match “Established in 2012, CFI Companies is a consulting engineering firm that provides mechanical, electrical, plumbing and low voltage engineering design services as well as…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Concept Engineers, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	19 contacts →
	Exact match “Concept Engineers is committed to delivering a higher quality of structural engineering to its clients, gleaned from decades of experience in commercial and residential…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Calcgen Solutions	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	19 contacts →
	Exact match “Calcgen Solutions believes in quality engineering service delivery to our clients.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Loma Architecture	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	16 contacts →
	Exact match “LOMA Architecture is a full-service architectural firm based in Houston, Texas.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	SSP Engineering And Consulting	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	14 contacts →
	Exact match “SSP Engineering & Consulting is a consulting firm based in the Houston Metropolitan area.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	HGE Consulting, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	14 contacts →
	Exact match “We are a service oriented firm that provides professional consulting engineering, design, construction documents for HVAC, Plumbing, Electrical, Fire Protection Systems…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Brave Architecture	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	13 contacts →
	Exact match “BRAVE/architecture is an award-winning, multidisciplinary architecture firm committed to providing high-quality custom design, innovative technology, and methodical construction…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Shangrila Engineers	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	13 contacts →
	Exact match “For over 10 years, Shangrila Engineers has been at the forefront of structural and civil engineering excellence.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Jensen SSC Services LLP	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	51-200	12 contacts →
	Exact match “Jensen SSC Services LLC is a leading Structural Steel Detailing and Building Information Modeling (BIM) company providing high-quality engineering support to steel fabricators…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	CJG Engineers	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	11 contacts →
	Exact match “Founded in 1981, CJG Engineers is a Consulting Structural Engineering firm with offices in Austin and Houston, Texas.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	TLC Engineering INC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	11 contacts →
	Exact match “TLC Engineering, Inc.(TLC) is a full service engineering company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	RSG Engineering INC	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	11-50	10 contacts →
	Exact match “RSG Engineering is a premier Engineering, Architectural design and Construction Management provider.” Recorded in the RevenueBase company graph · Oct 9, 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 “cad design and engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 118 cad design and engineering firms based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,621 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cad design and engineering firms based in Houston, United States at a glance

As of Oct 9, 2026

54.8%Verified-email coverage

25.1Average contacts per company

11-50Median size (employees)

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

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 118 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 “cad design and engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 1,621 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 October 9, 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.

Cad design and engineering firms by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cad design and engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cad design and engineering firms are there based in Houston, United States?

RevenueBase identified 118 company matches for cad design and engineering firms associated with Houston, United States as of October 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?

Walter P Moore 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 cad design and engineering firms?

New York leads the United States with 146 company records, followed by Houston (118) and Dallas (66).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,621 professional contacts with verified work emails tracked across these 118 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 October 9, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.