Company lists · Data refreshed September 2026

Top 20 Construction administration firms based in Washington, United States

Name: Construction administration firms based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 36 companies tracked

RevenueBase identified 36 company matches for construction administration firms associated with Washington, United States as of September 2026 and tracks 316 professional contacts across them, including 111 with verified work emails. Across the United States, New York is the largest hub for this category (246 companies); Washington has 36.

This list covers company matches for construction administration firms associated with Washington, 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 September 16, 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 Sep 16, 2026 How this list was built

36Companies

316Contacts tracked

111Verified emails

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The 20 largest construction administration firms based in Washington, United States

Ranked by team size

Top 20 of 36 company matches for construction administration firms based in Washington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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	WCS Construction, LLC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	99 contacts →
	Exact match “Centrally located in Washington DC, WCS Construction, LLC provides its clients award winning construction management services throughout the Mid-Atlantic region.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2	Kumi Construction Management Corporation	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	26 contacts →
	Exact match “KUMI Construction Management Corp, founded in 2007 and based in Washington, D.C, with an office in Baltimore, is a certified MDOT/DBE/SBE/MBE firm recognized by several public…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3	Interagency INC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	19 contacts →
	Exact match “InterAgency provides preconstruction consulting for the Washington Metro Area’s most complex and challenging infrastructure projects.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4	Waller Corporation	Exact match	Washington, PA, United StatesHQ recorded Sep 16, 2026	11-50	17 contacts →
	Exact match “Louis E.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5	Kadcon	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	17 contacts →
	Exact match “KADCON is a well-established construction firm with over 30 years of experience in providing comprehensive design/build services, preconstruction consultation, project management…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6	City Permit	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	14 contacts →
	Exact match “We provide a full range of pre-construction services including: 1.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7	PGN Architects, Pllc	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	14 contacts →
	Exact match “PGN Architects, PLLC is a full service architectural firm with experience in residential and commercial planning and architecture.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8	Protec Construction INC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	13 contacts →
	Exact match “Protec Construction, Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9	Blue Skye Construction And Development, DC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	12 contacts →
	Exact match “Founded in 2006, Blue Skye Construction, LLC is an award-winning construction and development firm located in Ward 3 in the District of Columbia.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10	Bennett Group	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	9 contacts →
	Exact match “With more than three decades of general contracting experience, Bennett Group is at the forefront of the commercial, residential and industrial construction industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11	HEP Construction	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	8 contacts →
	Exact match “Founded in 1997, HEP Construction is headquartered in Washington, DC, and exclusively focuses on commercial construction projects with and has substantial past performance with…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12	Prodigy Builders LLC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	7 contacts →
	Exact match “Proudly operating out of our Nations Capitol, we specialize in commercial construction, renovations, historic restorations, multi-family, and residential projects in Washington…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13	Allen-Norris Permitting And Inspections	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	7 contacts →
	Exact match “Allen-Norris Permitting and Inspections is a minority, woman-owned construction management firm uniquely positioned to provide architectural, engineering, compliance, permitting…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14	Revite Construction	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15	Konstructure, LLC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match “KONSTRUCTURE,LLC is a client focused, Certified Business Enterprise (CBE) commercial construction firm based in the District of the Columbia.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16	Mckissack & Mckissack Of Washington, INC	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	2 contacts →
	Exact match “McKissack & McKissack is a national architectural, interiors, program and construction management and Infrastructure firm based in Washington, DC.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17	Atlas Real Estate Management & Consulting	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	2 contacts →
	Exact match “Atlas Real Estate Management & Consulting is a Washington, DC-based owner's representative and construction management firm founded in 2013.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18	Cap16 Construction	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	2 contacts →
	Exact match “Since 2016, Cap Innovative (DBA CAP16 Construction) has been providing construction services to the private sector and government agencies.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19	Balaton Builders	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	2 contacts →
	Exact match “Balaton Builders is a licensed and insured family-owned company that has been serving residential and commercial markets in Washington DC, Northern Virginia and Maryland for more…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20	Ztigers Consult	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1-10	1 contacts →
	Exact match “Structural Design Depending upon the type of project we ZTigerS utilize Three-dimensional and finite-element modeling for greater accuracy of the structural analysis.” Recorded in the RevenueBase company graph · Sep 16, 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 “construction administration 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 20 of 36 construction administration firms based in Washington, United States

See the full list, filter by size, metro and specialty, and access 111 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Construction administration firms based in Washington, United States at a glance

As of Sep 16, 2026

35.1%Verified-email coverage

8.8Average contacts per company

1-10Median size (employees)

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 36 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 Washington, United States whose business descriptions match “construction administration 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 111 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 September 16, 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.

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

How many construction administration firms are there based in Washington, United States?

RevenueBase identified 36 company matches for construction administration firms associated with Washington, United States as of September 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?

WCS Construction, LLC 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 construction administration firms?

New York leads the United States with 246 company records, followed by Miami (101) and Houston (82). Washington has 36.

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 111 professional contacts with verified work emails tracked across these 36 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 September 16, 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.