Company lists · Data refreshed October 2026

Top 21 Infrastructure design consultancies based in Philadelphia, United States

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

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 31 companies tracked

RevenueBase identified 31 company matches for infrastructure design consultancies associated with Philadelphia, United States as of October 2026 and tracks 3,442 professional contacts across them, including 1,736 with verified work emails. Across the United States, Houston is the largest hub for this category (242 companies); Philadelphia has 31.

This list covers company matches for infrastructure design consultancies associated with Philadelphia, 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

31Companies

3,442Contacts tracked

1,736Verified emails

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The 21 largest infrastructure design consultancies based in Philadelphia, United States

Ranked by team size

Top 21 of 31 company matches for infrastructure design consultancies based in Philadelphia, 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	Pennoni	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,264 contacts →
	Exact match “Since our founding more than five decades ago, our clients trust Pennoni’s commitment to elevating the impact of projects on our communities.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Ewingcole	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	201-500	509 contacts →
	Exact match “EwingCole is a nationally recognized architecture, engineering, interior design, and planning firm with offices in Atlanta, Baltimore, Charlotte, Fort Worth, Irvine, New York…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Urban Engineers	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	201-500	444 contacts →
	Exact match “Urban Engineers is an employee-owned, multidisciplinary firm specializing in planning, engineering design, environmental, and construction services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Mccormick Taylor, INC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	201-500	434 contacts →
	Exact match “McCormick Taylor is a full-service civil engineering firm providing creative design, planning, and environmental solutions to the challenges of everyday life.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Burns Engineering, INC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	201-500	401 contacts →
	Exact match “Burns is a nationally respected provider of specialized engineering services, bringing highly-technical, sought-after engineering expertise to transportation, critical…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Klingstubbins	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	10001+	147 contacts →
	Exact match “Kling Stubbins was acquired by Jacobs in 2011.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Rodriguez	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	11-50	80 contacts →
	Exact match “Rodriguez Consulting is a Philadelphia-based infrastructure firm helping build and maintain the systems that cities depend on.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Dedc, LLC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	51-200	52 contacts →
	Exact match “DEDC is a privately owned, full service multi disciplined engineering and design firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Leake Engineering LLC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	11-50	11 contacts →
	Exact match “Leake Engineering is a dynamic structural and civil engineering firm based in Philadelphia, PA, with a nationwide footprint.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	The Ramtin Group	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	11-50	6 contacts →
	Exact match “A forward thinking and technical civil - structural - construction engineering consulting firm laser focused on our clients' and employees' success stories.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Ruggiero Plante Land Design LLC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	11-50	6 contacts →
	Exact match “Ruggiero Plante Land Design LLC is a company based out of United States.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Varano Tovinsky LLC	Exact match	Philadelphia, United StatesHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Established in 2022, Varano Tovinsky is a consulting structural engineering firm located just outside of Philadelphia.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Inch And Meter, PC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Inch and Meter, PC is an environmental consulting and engineering firm with offices in Philadelphia and New York City.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Hutec Enginneering	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	4 contacts →
	Exact match “Hutec Engineering Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Unitas Engineering	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “With a combination of engineering knowledge, building development experience, and business acumen, Unitas brings an unparalleled combination of skills that will serve as a…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Cairone And Kaupp	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “Since 1979, Cairone and Kaupp, a full-service site design firm has merged the two distinct professions of landscape architecture and civil engineering into a product tailored to…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Tantala Associates, LLC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	11-50	1 contacts →
	Exact match “TANTALA ASSOCIATES, LLC is a multi-disciplined, professional, consulting-engineering firm established in 1966.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Clifton Fordham Architect	Exact match	Philadelphia, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “Clifton Fordham Architect is a multi-disciplinary design firm based in Philadelphia.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Bevan Lawson	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Bhaumik Engineering LLC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	24 7 Design Group, LLC	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “24/7 Design Group is a Philadelphia-based firm that provides architectural services and solutions to all our clients’ needs.” 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 21 of 31 infrastructure design consultancies based in Philadelphia, United States

See the full list, filter by size, metro and specialty, and access 1,736 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure design consultancies based in Philadelphia, United States at a glance

As of Oct 1, 2026

50.4%Verified-email coverage

111.0Average contacts per company

1-10Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

10001+

Email recency for this list is measured across the whole United States list rather than for Philadelphia, so it is reported there. Company counts and contact totals on this page are exact for Philadelphia, over 31 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 Philadelphia, 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 1,736 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 Philadelphia, United States?

RevenueBase identified 31 company matches for infrastructure design consultancies associated with Philadelphia, 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?

Pennoni 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). Philadelphia has 31.

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 1,736 professional contacts with verified work emails tracked across these 31 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.