Company lists · Data refreshed November 2026

Top 25 Precon services firms worldwide

Name: Precon services firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 21,249 companies tracked

RevenueBase identified 21,249 company matches for precon services firms worldwide as of November 2026 and tracks 226,054 professional contacts across them, including 62,624 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for precon services firms worldwide, 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 November 6, 2026. Country and city lists for precon services firms follow the table.

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 Nov 6, 2026 How this list was built

21,249Companies

226,054Contacts tracked

62,624Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest precon services firms worldwide

Ranked by team size

Top 25 of 21,249 company matches for precon services firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Gilbane Building	Exact match	Providence, RI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,383 contacts →
	Exact match “Gilbane Building Company provides a full slate of construction and facilities-related services-from preconstruction services planning and integrated consulting capabilities to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Rider Levett Bucknall RLB	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	3,559 contacts →
	Exact match “RLB.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	KEO International Consultants	Exact match	Safat, KuwaitHQ recorded Nov 6, 2026	1,001-5,000	2,198 contacts →
	Exact match “From shaping iconic skylines to crafting sustainable communities, KEO builds legacies for a better tomorrow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Linesight	Exact match	Dublin 4, WA, IsraelHQ recorded Nov 6, 2026	1,001-5,000	1,996 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Structure Tone	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,400 contacts →
	Exact match “Structure Tone was founded in 1971 in NYC, as an interior construction focused builder.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Atrium Quality Contractors	Exact match	Cairo, EgyptHQ recorded Nov 6, 2026	1,001-5,000	1,188 contacts →
	Exact match “Atrium Quality Contractors is Talaat Moustafa Group's Construction Arm specializing in Commercial, Medical, Educational, Corporate, Recreational, Hospitality, and High-End…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	BTP Consultants	Exact match	Montigny-le-bretonneux, FranceHQ recorded Nov 6, 2026	201-500	1,170 contacts →
	Exact match “BTP Consultants est un bureau de ̂, et présent à l'échelle nationale depuis plus de.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Square Engineering Firm	Exact match	Giza, EgyptHQ recorded Nov 6, 2026	1,001-5,000	1,089 contacts →
	Exact match “Square (S.A.E) is an Egyptian joint-stock company founded in 1992.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Crossland Construction Company, INC	Exact match	Columbus, KS, United StatesHQ recorded Nov 6, 2026	1,001-5,000	925 contacts →
	Exact match “Crossland Construction Company, Inc, is one of the top 100 ranked contractors in the United States, providing Pre-Construction, Design-Build, Construction Management & General…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Archetype Group	Exact match	Ho Chi Minh City, VietnamHQ recorded Nov 6, 2026	1,001-5,000	885 contacts →
	Exact match “Archetype Group is a leading international construction consultancy company, we are shaping buildings that last with a full range of consulting services: Architecture & Master…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	ACE Consulting Engineers Moharram.Bakhoum	Exact match	Cairo, EgyptHQ recorded Nov 6, 2026	1,001-5,000	883 contacts →
	Exact match “ACE Moharam Bakhoum is a privately-owned international multidisciplinary engineering consultancy and project management organization, founded in 1950.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Nabholz Corporation	Exact match	Conway, AR, United StatesHQ recorded Nov 6, 2026	1,001-5,000	806 contacts →
	Exact match “Nabholz is a leading construction-related service provider.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Freyssinet Saudi Arabia	Exact match	Jeddah, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	798 contacts →
	Exact match “FREYSSINET SAUDI ARABIA CO.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Harvey Cleary	Exact match	Houston, CO, United StatesHQ recorded Nov 6, 2026	501-1,000	761 contacts →
	Exact match “Harvey Cleary is a leading, full-service general contractor headquartered in Houston, Texas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	John Paul Construction	Exact match	Dublin, IrelandHQ recorded Nov 6, 2026	501-1,000	710 contacts →
	Exact match “Founded in 1949, John Paul Construction are leading international specialists in construction, infrastructure and fit-out with a portfolio of major projects for National and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Capital Engineering Consultancy	Exact match	Sharjah, United Arab EmiratesHQ recorded Nov 6, 2026	501-1,000	710 contacts →
	Exact match “Capital Engineering Consultancy LLC delivers integrated engineering, project management, and construction supervision solutions for complex, large‑scale developments across the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Sabbour Consulting	Exact match	Cairo, EgyptHQ recorded Nov 6, 2026	501-1,000	617 contacts →
	Exact match “Sabbour Consulting is one of the leading multidisciplinary engineering consulting firms in the region.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Afaplan	Exact match	Vila Nova De Gaia, PortugalHQ recorded Nov 6, 2026	51-200	588 contacts →
	Exact match “Fundada em 1985, a AFA – Consultores de Engenharia, Lda.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Gulf Consult	Exact match	Shuwaikh, KuwaitHQ recorded Nov 6, 2026	501-1,000	587 contacts →
	Exact match “Gulf Consult was founded by Hamad Abdullateef Thunyan Alghanim in 1967, making it one of the oldest established design consultancies in Kuwait.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Vita Construcciones	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	n/a	576 contacts →
	Exact match “Vita Construcciones desde 1953 es una empresa especializada en construcción, rehabilitación y reforma integral.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Rocontec	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	201-500	535 contacts →
	Exact match “A Rocontec Construções e Incorporações foi fundada em Janeiro de 2013 na cidade de São Paulo, localizada no bairro dos Pinheiros, iniciou as suas atividades reunindo as…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	RTM Engineering Consultants	Exact match	Schaumburg, KY, United StatesHQ recorded Nov 6, 2026	201-500	522 contacts →
	Exact match “We are an engineering firm that goes beyond a typical consulting role.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Ginco General Contracting L.L.C	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	5,001-10,000	513 contacts →
	Exact match “GINCO is fortunate to be part of this burgeoning country’s ever-growing skyline, contributing to the country’s’ success by working alongside its partners.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Sellen Construction	Exact match	Seattle, WA, United StatesHQ recorded Nov 6, 2026	501-1,000	495 contacts →
	Exact match “Sellen Construction is a locally owned and operated commercial builder.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Hunter Roberts Construction Group	Exact match	New York, PA, United StatesHQ recorded Nov 6, 2026	201-500	491 contacts →
	Exact match “Hunter Roberts delivers a broad range of construction management services proven by a founding executive team whose collective experience is unsurpassed industrywide.” Recorded in the RevenueBase company graph · Nov 6, 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 “precon services 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 21,249 precon services firms worldwide

See the full list, filter by size, metro and specialty, and access 62,624 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Precon services firms worldwide at a glance

As of Nov 6, 2026

27.7%Verified-email coverage

10.6Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

12,951

11-50

5,971

51-200

1,561

201-500

318

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for precon services firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “precon services 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. 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 62,624 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 November 6, 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.

Precon services firms by location

104 lists · largest first

Every Precon services firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “precon services firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many precon services firms are there worldwide?

RevenueBase identified 21,249 company matches for precon services firms worldwide as of November 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?

Gilbane Building tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most precon services firms?

The United States leads with 4,391 companies, followed by the United Kingdom (1,445) and France (1,269). Every precon services firms list by country and city is linked on this page.

Which city has the most precon services firms?

London leads with 365 company records, followed by New York (226) and Sao Paulo (212).

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 62,624 professional contacts with verified work emails tracked across these 21,249 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 21,249 precon services firms worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.