Company lists · Data refreshed October 2026

Top 24 Infrastructure design consultancies based in Pittsburgh, United States

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

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 39 companies tracked

RevenueBase identified 39 company matches for infrastructure design consultancies associated with Pittsburgh, United States as of October 2026 and tracks 5,712 professional contacts across them, including 3,519 with verified work emails. Across the United States, Houston is the largest hub for this category (242 companies); Pittsburgh has 39.

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

39Companies

5,712Contacts tracked

3,519Verified emails

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The 24 largest infrastructure design consultancies based in Pittsburgh, United States

Ranked by team size

Top 24 of 39 company matches for infrastructure design consultancies based in Pittsburgh, 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	Michael Baker International	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	5,001-10,000	4,362 contacts →
	Exact match “Michael Baker International is a leading provider of engineering, consulting, and technology services spanning four Verticals: Infrastructure, Places and Facilities, Federal and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	SAI Consulting Engineers, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	233 contacts →
	Exact match “SAI launched our public works service with assignments for highway and bridge design and bridge inspection in 1964.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Gateway Engineers	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	201-500	201 contacts →
	Exact match “Gateway Engineers is a full-service civil engineering firm headquartered in Pittsburgh, PA.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Rizzo International	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	165 contacts →
	Exact match “RIZZO International, Inc.(RIZZO) is a global engineering and consulting firm headquartered in Pittsburgh, Pennsylvania US.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	CV Engineering	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	69 contacts →
	Exact match “CV Engineering, based in Pittsburgh, PA, USA, with a full fledged subsidiary, CV Designers India Pvt.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	LLI Engineering	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	54 contacts →
	Exact match “Founded in 1910 in Pittsburgh, Pennsylvania, LLI Engineering a veteran owned small business, specializes in commercial, critical facilities, infrastructure upgrades, Green…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Monaloh Basin Engineers	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	53 contacts →
	Exact match “Monaloh Basin Engineers (MBE) is a Woman Owned Business Enterprise (WBE) practicing in the civil engineering field.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	R.T. Patterson Company	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	46 contacts →
	Exact match “R.T.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	A&a Consultants, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	39 contacts →
	Exact match “About A&A Consultants A&A provides comprehensive engineering services to private firms, governmental agencies and large corporations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	KLH Engineers, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	37 contacts →
	Exact match “Since 1982, KLH Engineers, Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Sci-Tek Consultants, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	37 contacts →
	Exact match “COMPANY DESCRIPTION Sci-Tek Consultants, Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	D'appolonia Engineering	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	32 contacts →
	Exact match “Founded in 1956, D'APPOLONIA has grown to be an industry leader in providing consulting engineering services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	RIG Consulting, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	27 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Cosmos Technologies, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	23 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	E. Holdings, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	18 contacts →
	Exact match “E.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Trans Associates Engineering Consultants	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	17 contacts →
	Exact match “Trans Associates is a consulting firm specializing in transportation engineering services for a wide range of public and private clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	WTW Architects	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	17 contacts →
	Exact match “WTW Architects is now AE Works.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Collective Efforts, LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	15 contacts →
	Exact match “Collective Efforts, LLC is a women-owned, civil and environmental engineering consulting firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Wooster And Associates	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	14 contacts →
	Exact match “Wooster has been at the forefront of the traffic engineering industry in the tri-state area for more than 50 years.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Indovina Associates Architects LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	14 contacts →
	Exact match “Indovina Associates Architects is a multi-disciplined Design Firm of design professionals and supporting staff.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Keystone Structural Solutions	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	7 contacts →
	Exact match “KSS Provides the following Structural Engineering Services-Design (New Buildings, Additions, and Renovations)-Analysis (New and Existing Structures)-Forensic Investigation…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Sheesley Associates	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	7 contacts →
	Exact match “Sheesley + Associates, a Certified WBE and a Registered PA DOT Business Partner, is a professional services firm specializing in engineering, environmental, and aviation.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Brace Engineering, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Brace Engineering, Inc, incorporated in 1979, is a firm that specializes in all areas of commercial structural analysis and design.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Resilient Future Consulting	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “At Resilient Future Consulting, our mission is simple yet ambitious: to help communities and organizations around the world adapt, thrive, and succeed.” 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 24 of 39 infrastructure design consultancies based in Pittsburgh, United States

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

As of Oct 1, 2026

61.6%Verified-email coverage

146.5Average contacts per company

11-50Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

5,001-10,000

Email recency for this list is measured across the whole United States list rather than for Pittsburgh, so it is reported there. Company counts and contact totals on this page are exact for Pittsburgh, over 39 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 Pittsburgh, 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 3,519 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 Pittsburgh, United States?

RevenueBase identified 39 company matches for infrastructure design consultancies associated with Pittsburgh, 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?

Michael Baker International 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). Pittsburgh has 39.

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 3,519 professional contacts with verified work emails tracked across these 39 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.