Company lists · Data refreshed October 2026

Top 25 Infrastructure design consultancies based in San Diego, United States

Name: Infrastructure design consultancies based in San Diego, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 90 companies tracked

RevenueBase identified 90 company matches for infrastructure design consultancies associated with San Diego, United States as of October 2026 and tracks 4,483 professional contacts across them, including 2,409 with verified work emails. Across the United States, Houston is the largest hub for this category (242 companies); San Diego has 90.

This list covers company matches for infrastructure design consultancies associated with San Diego, 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 1, 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 1, 2026 How this list was built

90Companies

4,483Contacts tracked

2,409Verified emails

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The 25 largest infrastructure design consultancies based in San Diego, United States

Ranked by team size

Top 25 of 90 company matches for infrastructure design consultancies based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Kleinfelder	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,344 contacts →
	Exact match “At Kleinfelder, we have been connecting great people to the best work since 1961.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	RICK	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	201-500	446 contacts →
	Exact match “RICK is an award-winning planning, design, and engineering firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	MA Engineers, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	94 contacts →
	Exact match “MA Engineers delivers innovative, sustainable, energy-saving design solutions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	4liberty, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	93 contacts →
	Exact match “4Liberty is a leading technical & professional services firm focused on energy & infrastructure.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	West Consultants, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	84 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Pride Resource Partners	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	83 contacts →
	Exact match “Pride Resource Partners LLC (Pride) is a high-performing, project management and construction management professional services firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Latitude 33 Planning & Engineering	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	75 contacts →
	Exact match “Established in 1993, Latitude 33 is a California Certified Small Business and Local Small Business Enterprise (LSBE) dedicated to serving the Southern California, Northern…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	C2 Group - SAN Diego	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	75 contacts →
	Exact match “C2 Group: Applied Strategy & Infrastructure Technology \| Consulting · Engineering · C2 Group is an applied strategy and infrastructure technology firm delivering strategic…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Coffman Specialties, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	201-500	71 contacts →
	Exact match “Established in 1991, Coffman Specialties, Inc.(CSI) is a Woman Owned Business Enterprise specializing in the construction of large public and governmental projects.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	CR Associates	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	68 contacts →
	Exact match “Mobility Solutions for Our Changing World As one of Southern California's foremost planning and design consulting firms, CR Associates (CRA) brings fresh vision to the…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Safdie Rabines Architects	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	55 contacts →
	Exact match “Safdie Rabines Architects is accomplished in all facets and phases of programming, design and construction.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	PLSA	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	53 contacts →
	Exact match “At PLSA, we value our role in providing our clients with the opportunity to bring their ideas, visions and dreams to life.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Project Design Consultants, A Bowman Company	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	52 contacts →
	Exact match “As of July 18, 2022, Project Design Consultants has joined team Bowman.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Hunsaker & Associates SAN Diego, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	51 contacts →
	Exact match “Since 1987, Hunsaker & Associates San Diego Inc.’s project teams have designed successful communities in California, Hawaii, Arizona, and Nevada.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Randall Lamb	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	50 contacts →
	Exact match “Teamwork, communication, and experience form the foundation of all successful projects.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	KMEA	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	48 contacts →
	Exact match “Company Overview Founded in 1996, KMEA is headquartered in San Diego, California, and has an operations office in San Antonio, TX.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Avrp Studios	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	46 contacts →
	Exact match “AVRP Studios comprehensive in-house services enable us to quickly and efficiently satisfy design and engineering needs for projects both large and small.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Elen Consulting, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	39 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Nasland Engineering	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	38 contacts →
	Exact match “Selecting the right engineering firm is significant, because engineering is the foundation of all that follows.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Evara Group	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	34 contacts →
	Exact match “EVARA Group is a U.S-based, multi-disciplinary consulting firm rooted in a strong foundation of values, innovation, and measurable impact.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Sb&o INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	30 contacts →
	Exact match “Founded in 1967, SB & O Inc began as a civil engineering and land surveying firm dedicated to serving the growing communities of Southern California.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Tsac Engineering	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	29 contacts →
	Exact match “We are passionate about providing our clients with the best engineering and surveying services in the industry.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	BSE Engineering, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	29 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	120 Degreez MEP Engineering	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	11-50	23 contacts →
	Exact match “At 120 Degreez, our approach combines decades of deep MEP engineering expertise with cutting-edge tools and technologies to deliver high-performance solutions custom-engineered…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	WHB Engineers	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	51-200	22 contacts →
	Exact match “WHB Engineers is a leading engineering and construction management firm working on our country’s most important infrastructure.” Recorded in the RevenueBase company graph · Oct 1, 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 “infrastructure design consultancies”. 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 90 infrastructure design consultancies based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 2,409 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure design consultancies based in San Diego, United States at a glance

As of Oct 1, 2026

53.7%Verified-email coverage

49.8Average contacts per company

11-50Median size (employees)

Oct 1, 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 San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 90 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with San Diego, United States whose business descriptions match “infrastructure design consultancies” 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 2,409 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 1, 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.

Infrastructure design consultancies 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 “infrastructure design consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure design consultancies are there based in San Diego, United States?

RevenueBase identified 90 company matches for infrastructure design consultancies associated with San Diego, 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?

Kleinfelder 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 infrastructure design consultancies?

Houston leads the United States with 242 company records, followed by New York (233) and Chicago (126). San Diego has 90.

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 2,409 professional contacts with verified work emails tracked across these 90 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 1, 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.