Company lists · Data refreshed September 2026

Top 23 Environmental engineering construction firms based in Columbus, United States

Name: Environmental engineering construction firms based in Columbus, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 30 companies tracked

RevenueBase identified 30 company matches for environmental engineering construction firms associated with Columbus, United States as of September 2026 and tracks 1,147 professional contacts across them, including 652 with verified work emails. Across the United States, Houston is the largest hub for this category (192 companies); Columbus has 30.

This list covers company matches for environmental engineering construction firms associated with Columbus, 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

30Companies

1,147Contacts tracked

652Verified emails

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The 23 largest environmental engineering construction firms based in Columbus, United States

Ranked by team size

Top 23 of 30 company matches for environmental engineering construction firms based in Columbus, 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	Emh&t	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	201-500	337 contacts →
	Exact match “At EMH & T, we leverage our many areas of expertise, our strong and long-lasting relationships, and our passion for finding answers to deliver the solutions our clients need has…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2	Resource International, INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	201-500	159 contacts →
	Exact match “Resource International, Inc.(Rii) has been serving communities since 1973 as a female- and family-owned engineering consulting firm headquartered in Columbus, Ohio.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3	Korda Nemeth Engineering	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	51-200	131 contacts →
	Exact match “Founded in 1964, Korda is a multidisciplinary engineering firm headquartered in Columbus, OH, providing full consulting engineering services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4	Advanced Engineering Consultants	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	51-200	75 contacts →
	Exact match “Founded in 1998, Advanced Engineering Consultants (AEC) specializes in providing mechanical, electrical, plumbing, fire protection and technology engineering design services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5	Lawhon & Associates, INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	49 contacts →
	Exact match “Lawhon & Associates, Inc.(L&A) provides full-service environmental and engineering consulting services to the public and private sector.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6	Dynotec, INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	47 contacts →
	Exact match “At Dynotec, we specialize in delivering comprehensive Civil A/E/C services, including Architecture, Structural Engineering, Transportation Engineering, Water Resource Engineering…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7	Abbot Studios, LLC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	43 contacts →
	Exact match “For over 60 years, Abbot Studios has utilized an integrated approach to provide clients with effective solutions that work.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8	National Engineering & Architectural Services INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	51-200	35 contacts →
	Exact match “Welcome to National Engineering & Architectural Services Inc.(NEAS Inc.).” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9	Ascension Construction Solutions	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	34 contacts →
	Exact match “Ascension Construction Solutions (ACS), is a construction planning, management and inspection firm located in the heart of Columbus, Ohio.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10	Moody Engineering	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	26 contacts →
	Exact match “Moody Engineering is an experienced team of civil engineers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11	Environmental Remediation Contractor	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	25 contacts →
	Exact match “We are an environmental contractor serving the environmental and civil contracting industry centered around soil and water quality.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12	Stone Environmental Engineering & Science	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	24 contacts →
	Exact match “STONE's experienced engineers, scientists, and technicians provide environmental and civil engineering services to government, business, and industry throughout Ohio and the…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13	CEC Group, LLC AKA Communications Engineering Consultants, LLC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	20 contacts →
	Exact match “The CEC Group was established to provide innovative and cost-effective engineered solutions, with respect to mechanical and electrical infrastructure systems, in the building…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14	GT Environmental, INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	19 contacts →
	Exact match “GT Environmental, Inc.(GT) is an environmental consulting firm headquartered in Columbus, Ohio.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15	Buckeye ELM Contracting	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	51-200	13 contacts →
	Exact match “Buckeye Elm Contracting is a full-service environmental contracting company established in 2017.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16	Roger D. Fields Associates, Inc. Rdfa	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	13 contacts →
	Exact match “Established in 1982, Roger D.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17	Metro CD Engineering, LLC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	12 contacts →
	Exact match “Metro CD Engineering is an award-winning engineering consulting firm that is passionate about "Engineering a Greener Tomorrow.Today." Metro CD Engineering is a socially…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18	EM Engineering Group, LTD	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19	Terrain Evolution, INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	1-10	5 contacts →
	Exact match “Terrain Evolution (TE) is a full-service civil engineering company providing clients with a broad spectrum of project management skills and services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20	Acec Ohio	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	1-10	5 contacts →
	Exact match “The American Council of Engineering Companies of Ohio is a non-profit trade association comprised of firms that provide a wide array of engineering and other professional services…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21	Envi Environmental, LLC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22	The Righter Company, INC	Exact match	Columbus, OH, United StatesHQ recorded Sep 16, 2026	11-50	3 contacts →
	Exact match “The Righter Company, Inc, is a diversified general contractor that has completed hundreds of projects throughout the State of Ohio, and surrounding states.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23	Weishuhn Engineering INC	Exact match	Columbus, TX, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match “Weishuhn Engineering Inc is an Environmental Engineering company located at 425 Spring Street Suite 102, Columbus, Texas, United States.” 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 “environmental engineering construction 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 23 of 30 environmental engineering construction firms based in Columbus, United States

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Environmental engineering construction firms based in Columbus, United States at a glance

As of Sep 16, 2026

56.8%Verified-email coverage

38.2Average contacts per company

11-50Median size (employees)

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Columbus, so it is reported there. Company counts and contact totals on this page are exact for Columbus, over 30 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 Columbus, United States whose business descriptions match “environmental engineering construction 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 652 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.

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

How many environmental engineering construction firms are there based in Columbus, United States?

RevenueBase identified 30 company matches for environmental engineering construction firms associated with Columbus, 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?

Emh&t 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 environmental engineering construction firms?

Houston leads the United States with 192 company records, followed by New York (134) and Miami (87). Columbus has 30.

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 652 professional contacts with verified work emails tracked across these 30 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.