Company lists · Data refreshed September 2026

Top 21 Infrastructure consulting firms based in Denver, United States

RevenueBase identified 95 infrastructure consulting firms headquartered in Denver, United States as of September 2026 and tracks 1,527 professional contacts across them, including 650 with verified work emails. New York is the largest hub.

This list covers infrastructure consulting firms headquartered in Denver, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 3, 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 HQ checked on every row Match evidence on every row Refreshed Sep 3, 2026 86% judged on-target in blind review
95Companies
1,527Contacts tracked
650Verified emails
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The 21 largest infrastructure consulting firms based in Denver, United States

Ranked by team size
Top 21 of 95 infrastructure consulting firms based in Denver, United States, ranked by team size, largest first. Data refreshed Sep 3, 2026. Evidence rates how directly each company's own description names infrastructure consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Swanson RinkIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 202651-200115

“Swanson Rink provides engineering, technology, and project management services.”

Source: company website · checked Sep 3, 2026
2
TrilonPartial evidence
Denver, United StatesHQ checked Sep 3, 20265,001-10,000102

“Great infrastructure does more than support communities-it shapes how people live, move, and connect every day.”

Source: company website · checked Sep 3, 2026
3Denver, CO, United StatesHQ checked Sep 3, 202651-20092

“LRE Water is now Spheros Environmental.”

Source: company website · checked Sep 3, 2026
4
S. A. Miro, INCIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 202651-20060

“At S.”

Source: company website · checked Sep 3, 2026
5
CEI ConstructorsIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 2026201-50053

“CEI Constructors is built by our team’s unmatched dedication and talent that have been leading Colorado's heavy civil industry since 1986.”

Source: company website · checked Sep 3, 2026
6Denver, CO, United StatesHQ checked Sep 3, 202651-20040

“Kilduff Underground Engineering (KUE) was established in 2014 by Todd Kilduff, PE, to support contractors, A/E firms and owners.”

Source: company website · checked Sep 3, 2026
7
GBSMIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 202611-5033

“Since 1986, GBSM has established a track record of helping organizations achieve extraordinary things through strategic planning and powerful communications.”

Source: company website · checked Sep 3, 2026
8
Lincoln & Creed, INCIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 2026n/a32

“Lauren Byrne founded Lincoln & Creed, Inc after ten years of crafting successful recruiting processes for a variety of technical clients.”

Source: company website · checked Sep 3, 2026
9Denver, CO, United StatesHQ checked Sep 3, 202611-5028

“Founded in 1990, the Environmental Financial Consulting Group (EFCG) is a global specialized M&A advisor and management consultant to Architecture, Engineering, and Consulting…”

Source: company website · checked Sep 3, 2026
10
V-1 ConsultingIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 202611-5025

“V-1 is a team of experienced and certified project and construction management professionals with 40+ years of combined expertise within the aviation, construction, transportation…”

Source: company website · checked Sep 3, 2026
11
Greenway GroupPartial evidence
Denver, CO, United StatesHQ checked Sep 3, 202611-5021

“Greenway Group is one of the country’s leading strategy consulting and business networking firms for the design and construction industry.”

Source: company website · checked Sep 3, 2026
12
DL Engineering INCPartial evidence
Denver, CO, United StatesHQ checked Sep 3, 202611-5016

“Established in 2013, we are a full-service engineering services and consulting firm in Lakewood Colorado.”

Source: company website · checked Sep 3, 2026
13
Proof CivilPartial evidence
Denver, CO, United StatesHQ checked Sep 3, 20261-1013

“Proof Civil is a leading Civil Engineering consulting services firm for land development projects in the Rocky Mountain region.”

Source: company website · checked Sep 3, 2026
14
Icenogle Seaver Pogue, P.CIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 202611-5012
Source: company website · checked Sep 3, 2026
15Denver, CO, United StatesHQ checked Sep 3, 20261-1010

“Progressive Urban Management Associates (P.U.M.A.) is a national leader in helping communities and organizations across the country create and sustain thriving places.”

Source: company website · checked Sep 3, 2026
16
Grahamgolden TechnologiesPartial evidence
Denver, CO, United StatesHQ checked Sep 3, 202611-509

“With decades of experience in Fortune 500 environments, GrahamGolden Technologies is your partner of choice for server and infrastructure design, project planning and…”

Source: company website · checked Sep 3, 2026
17
SynenergyIndirect evidence
Denver, United StatesHQ checked Sep 3, 202611-509

“SynEnergy is committed to providing the processes and program management of a large firm while delivering the customer service of a small firm.”

Source: company website · checked Sep 3, 2026
18
Apex DesignIndirect evidence
Denver, CO, United StatesHQ checked Sep 3, 202651-2009

“In 2019, Apex became Consor Engineers, building on our expertise in transportation planning, traffic engineering, intelligent transportation systems, roadway/civil design…”

Source: company website · checked Sep 3, 2026
19
Industria PartnersPartial evidence
Denver, CO, United StatesHQ checked Sep 3, 20261-108

“Industria Partners provides strategic advisory services to shareholders and leaders of climate, infrastructure, industrial, and energy companies for the benefit of sustained value.”

Source: company website · checked Sep 3, 2026
20Denver, CO, United StatesHQ checked Sep 3, 20261-107
Source: company website · checked Sep 3, 2026
21
Craft Companies, LLCPartial evidence
Denver, CO, United StatesHQ checked Sep 3, 20261-107

“Craft Companies is a development firm specializing in complicated and pioneering infrastructure design and construction for the purpose of place-making and ESG goals.”

Source: company website · checked Sep 3, 2026

Showing 21 of 95 infrastructure consulting firms based in Denver, United States

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Infrastructure consulting firms based in Denver, United States at a glance

As of Sep 3, 2026
1-10Median size (employees)
New YorkLargest hub · 306 HQs
Contacts with mobile numbers
Sep 3, 2026Data refreshed

Companies by employee count

1-10
60
11-50
19
51-200
12
201-500
2
1,001-5,000
1
5,001-10,000
1

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 95 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among infrastructure consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.

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
Companies headquartered in Denver, United States whose own description of what they do matches “infrastructure consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among infrastructure consulting firms, and records with no verified work email. Companies headquartered outside Denver are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 650 across the full list. 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 3, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Infrastructure consulting firms by metro in the United States

Frequently asked

How many infrastructure consulting firms are there based in Denver, United States?

RevenueBase identified 95 infrastructure consulting firms headquartered in Denver, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Swanson Rink, headquartered in Denver, tops this list with the largest team on record.

Which city has the most infrastructure consulting firms?

New York leads with 306 headquartered companies, followed by Houston (293) and Washington (158).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 650 verified decision-maker contacts tracked across these 95 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 3, 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.