Company lists · Data refreshed September 2026

Top 21 Municipal infrastructure consulting firms based in Baton Rouge, United States

Name: Municipal infrastructure consulting firms based in Baton Rouge, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 29 companies tracked

RevenueBase identified 29 company matches for municipal infrastructure consulting firms associated with Baton Rouge, United States as of September 2026 and tracks 5,942 professional contacts across them, including 1,646 with verified work emails. Across the United States, Houston is the largest hub for this category (116 companies); Baton Rouge has 29.

This list covers company matches for municipal infrastructure consulting firms associated with Baton Rouge, 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 29, 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 29, 2026 How this list was built

29Companies

5,942Contacts tracked

1,646Verified emails

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The 21 largest municipal infrastructure consulting firms based in Baton Rouge, United States

Ranked by team size

Top 21 of 29 company matches for municipal infrastructure consulting firms based in Baton Rouge, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	APTIM	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,639 contacts →
	Exact match “APTIM enhances the quality of the environment, wellbeing of people, resilience of communities, and opportunity for employees to make a difference, not just a living.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Providence	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	n/a	2,232 contacts →
	Exact match “Providence is an employee-owned engineering and environmental consulting firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Csrs, A Westwood Company	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	51-200	305 contacts →
	Exact match “CSRS was acquired by Westwood Professional Services on June 30, 2025.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Stantec Consulting	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	10001+	299 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	G.E.C., Inc. GEC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	51-200	134 contacts →
	Exact match “Established in 1986, GEC is a Louisiana-based engineering firm providing complete and proficient services from planning to implementation for private and public clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Wink Engineering, LLC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	201-500	122 contacts →
	Exact match “Wink Engineering, LLC is a professional consulting firm which provides engineering and design to a diversified clientele, specializing in services to the industrial sector.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Gotech, INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	51-200	30 contacts →
	Exact match “GOTECH, Inc, a professional engineering and consulting firm, was established in 1981 by Rhaoul A.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Bonton Associates	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	25 contacts →
	Exact match “Bonton Associates engineers long-term solutions to public infrastructure challenges.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Professional Engineering Consultants Corporation PEC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	23 contacts →
	Exact match “PEC is a multi-disciplined consulting firm with engineers and other specialists experienced in the following areas, civil, sanitary, transportation, mechanical, recreational…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Sigma Consulting Group, Inc. NOW Waggoner	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	22 contacts →
	Exact match “Sigma Consulting Group, Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Marrero Couvillon & Associates, LLC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	17 contacts →
	Exact match “Marrero, Couvillon & Associates, LLC provides consulting engineering and construction services in the Mechanical, Electrical, and Plumbing Disciplines; providing services to…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Timbalier Resources, LLC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	13 contacts →
	Exact match “At Timbalier Resources, we are your strategic partner in large-scale infrastructure projects.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Owen & White INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	11 contacts →
	Exact match “Owen and White, Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Vectura Consulting Services	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	10 contacts →
	Exact match “VECTURA Consulting Services, LLC was founded by two veteran Louisiana transportation engineers who have unique expertise in providing transportation engineering services from the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Civil Solutions Consulting Group, INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	7 contacts →
	Exact match “Civil Solutions Consulting Group is a civil engineering and surveying firm that assists governmental agencies, developers, and architecture firms with the planning, design, and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Natural Resource Professionals LLC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	1-10	6 contacts →
	Exact match “Natural Resource Professionals, LLC (NRP) is a specialized water resources consulting group providing engineering and regulatory expertise to municipalities, industrial interests…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Atakapa Services, LLC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	6 contacts →
	Exact match “Atakapa Services, LLC (Atakapa) specializes in evaluating, maintaining and designing rehabilitation methods for sanitary sewer and storm drain infrastructure.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Evans-Graves Engineers, INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	11-50	5 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Compliance Consultants, Inc. CCI	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	1-10	2 contacts →
	Exact match “Founded in 1986, Compliance Consultants, Inc,(CCI) is a civil/environmental engineering and consulting firm that provides specialized services to a broad range of clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Svaapta Group	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	1-10	1 contacts →
	Exact match “Svaapta Group was founded with the objective of providing transportation-oriented consulting engineering services to both the public and private sectors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Innovative Consulting Solutions	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	1-10	1 contacts →
	Exact match “ICS specializes in project management consulting.” Recorded in the RevenueBase company graph · Sep 29, 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 “municipal infrastructure consulting 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 21 of 29 municipal infrastructure consulting firms based in Baton Rouge, United States

See the full list, filter by size, metro and specialty, and access 1,646 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Municipal infrastructure consulting firms based in Baton Rouge, United States at a glance

As of Sep 29, 2026

27.7%Verified-email coverage

204.9Average contacts per company

11-50Median size (employees)

Sep 29, 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 Baton Rouge, so it is reported there. Company counts and contact totals on this page are exact for Baton Rouge, over 29 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 Baton Rouge, United States whose business descriptions match “municipal infrastructure consulting 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 1,646 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 29, 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.

Municipal infrastructure consulting 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 “municipal infrastructure consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many municipal infrastructure consulting firms are there based in Baton Rouge, United States?

RevenueBase identified 29 company matches for municipal infrastructure consulting firms associated with Baton Rouge, 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?

APTIM 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 municipal infrastructure consulting firms?

Houston leads the United States with 116 company records, followed by New York (91) and Chicago (63). Baton Rouge has 29.

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 1,646 professional contacts with verified work emails tracked across these 29 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 29, 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.