Company lists · Data refreshed October 2026

Top 25 Energy systems engineering services based in Denver, United States

Name: Energy systems engineering services based in Denver, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 62 companies tracked

RevenueBase identified 62 company matches for energy systems engineering services associated with Denver, United States as of October 2026 and tracks 2,728 professional contacts across them, including 1,321 with verified work emails. Across the United States, Houston is the largest hub for this category (249 companies); Denver has 62.

This list covers company matches for energy systems engineering services associated with Denver, 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 October 25, 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 Oct 25, 2026 How this list was built

62Companies

2,728Contacts tracked

1,321Verified emails

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

The 25 largest energy systems engineering services based in Denver, United States

Ranked by team size

Top 25 of 62 company matches for energy systems engineering services based in Denver, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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	Knight Piesold	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1,001-5,000	1,326 contacts →
	Exact match “Knight Piésold is an employee-owned, global consulting firm providing specialist services to the mining, power, water resources, and infrastructure industries.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Energyscape Renewables	Exact match	Denver, United StatesHQ recorded Oct 25, 2026	501-1,000	388 contacts →
	Exact match “Established in 2019.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3	Tolin Mechanical Systems	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	201-500	228 contacts →
	Exact match “Tolin Mechanical is a Leading Energy & Commercial HVAC Services Company.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	Swanson Rink	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	51-200	113 contacts →
	Exact match “Swanson Rink provides engineering, technology, and project management services.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	Group14 Engineering, PBC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	77 contacts →
	Exact match “Group14 Engineering is a Denver-based consulting firm committed to inspiring better buildings where people thrive.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Luminate	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	51-200	55 contacts →
	Exact match “Formed in 2006 by long time power project finance veterans, Luminate is a technically based management consultancy providing engineering, commercial and environmental services and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	Filsinger Energy Partners	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	50 contacts →
	Exact match “Filsinger Energy Partners (FEP) is a premier energy advisory firm delivering sustainable solutions for today’s energy challenges.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	MDP Engineering Group	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	39 contacts →
	Exact match “MDP Engineering Group, P.C.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	Campos	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	501-1,000	36 contacts →
	Exact match “Campos brand of companies offers vertically integrated EPC, Programmatic Management, Staffing, and Management Consulting Solutions.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10	Iconergy, LTD	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	34 contacts →
	Exact match “Iconergy is a leading energy services company committed to revolutionizing energy management.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11	E3 Consulting Services	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	32 contacts →
	Exact match “Founded in E3 Consulting® (E3) is a leading professional services firm that provides technical, commercial, financial, and regulatory services for complex and capital-intensive…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	WMS	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	51-200	27 contacts →
	Exact match “Western Mechanical Solutions, LLC focuses on High Quality, Energy Efficient, Engineered products to minimize the energy use of buildings through innovative application of…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13	E Cube, INC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	18 contacts →
	Exact match “E-Cube is a technical consulting company offering Quality Assurance and Optimization services to facility owners, either directly or through the Construction Manager or…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	Freezer Engineering LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	15 contacts →
	Exact match “Freezer Engineering, What We Do We are a full-service multidiscipline engineering firm based in Houston & Denver, delivering EPCM solutions from initial design through…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	Ramirez, Johnson, And Associates	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	14 contacts →
	Exact match “Ramirez, Johnson, and Associates is a full service engineering firm that provides building systems design, commissioning, and engineering solutions to meet the needs of any…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	American Energy Assets, LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	11-50	13 contacts →
	Exact match “American Energy Assets can show you how to save tens of thousands-perhaps hundreds of thousands-on your annual energy bill.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17	Sr3 Engineering	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	12 contacts →
	Exact match “We are SR3 Engineering, a full-service electrical engineering firm specializing in power system engineering and studies: AC interference, grounding, relay settings, automation…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	Synenergy	Exact match	Denver, United StatesHQ recorded Oct 25, 2026	11-50	9 contacts →
	Exact match “SynEnergy is committed to providing the processes and program management of a large firm while delivering the customer service of a small firm.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	Enertia Consulting Group, LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	7 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	Radiant Engineering LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	7 contacts →
	Exact match “Radiant Engineering is dedicated to providing high-quality, affordable solar design services with quick turnaround times, aiming to set a new standard for efficiency in solar…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21	Denali Engineering Services	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	5 contacts →
	Exact match “Denali brings an outstanding team to fill a variety of roles including owner's engineer, project management, multidiscipline design, field engineering and commissioning.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22	Saridea Inspired Engineering	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	5 contacts →
	Exact match “Welcome to Saridea, a Premier Design and Analysis firm in the Rocky Mountain region.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23	Conductive Consulting, LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	4 contacts →
	Exact match “At Conductive Consulting, we strive to provide innovative energy and water management solutions that help our clients design, implement, and monitor their portfolio.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24	Ensight Energy Consulting	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	4 contacts →
	Exact match “Based in Denver, Ensight Energy Consulting provides a wide range of services to the power, energy, and renewable-energy sectors.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25	EES Resources LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 25, 2026	1-10	3 contacts →
	Exact match “EES is a full-service consulting firm comprised of a team of engineers and industry professionals specializing in consulting, project management, and field supervision for the oil…” Recorded in the RevenueBase company graph · Oct 25, 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 “energy systems engineering services”. 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 62 energy systems engineering services based in Denver, United States

See the full list, filter by size, metro and specialty, and access 1,321 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Energy systems engineering services based in Denver, United States at a glance

As of Oct 25, 2026

48.4%Verified-email coverage

44.0Average contacts per company

1-10Median size (employees)

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Denver, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 62 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 Denver, United States whose business descriptions match “energy systems engineering services” 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 1,321 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 October 25, 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.

Energy systems engineering services 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 “energy systems engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy systems engineering services are there based in Denver, United States?

RevenueBase identified 62 company matches for energy systems engineering services associated with Denver, United States as of October 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?

Knight Piesold 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 energy systems engineering services?

Houston leads the United States with 249 company records, followed by New York (120) and Austin (65). Denver has 62.

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 1,321 professional contacts with verified work emails tracked across these 62 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 October 25, 2026.

Ready to reach these companies? Verified emails and direct dials for all 62 energy systems engineering services based in Denver, United States. Start with a free account, no credit card.

Download this list →

Related lists

Energy systems engineering services by geography

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.