Company lists · Data refreshed November 2026

Top 25 District heating consultants based in the United States

RevenueBase identified 106 company matches for district heating consultants associated with the United States as of November 2026 and tracks 1,382 professional contacts across them, including 457 with verified work emails. Boston is the largest hub.

This list covers company matches for district heating consultants associated with the 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 November 6, 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 Nov 6, 2026 How this list was built
106Companies
1,382Contacts tracked
457Verified emails
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The 25 largest district heating consultants based in the United States

Ranked by team size
Top 25 of 106 company matches for district heating consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBoston, MA, United StatesHQ recorded Nov 6, 2026501-1,000292 contacts →

Exact match

“Vicinity Energy is a leading district energy company that owns and operates the largest portfolio of district energy systems nationwide, providing steam, hot water, and chilled…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 202611-5079 contacts →

Exact match

“ElitAire - Technical experts in energy-optimized building solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAndover, MA, United StatesHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“B2Q Associates is an independent consulting engineering firm specializing in engineering, design, and implementation of facility energy efficiency, commissioning, and CH & P…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDetroit, MI, United StatesHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Detroit Thermal, L.L.C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNewton, MA, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Forge makes home comfort simple and sustainable with energy-efficient heat pump installations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchFort Collins, CO, United StatesHQ recorded Nov 6, 202651-20036 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Ecotope has provided sustainable building design consulting and engineering services in the Pacific Northwest for over 40 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPine River, United StatesHQ recorded Nov 6, 20261-1019 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNeedham, MA, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“DMI specializes in providing expert consulting and engineering services to improve energy efficiency and operation of commercial, industrial, institutional, and large-scale…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrooklyn, NY, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“New York Heating has provided heating and cooling contracting services to residential, commercial and industrial accounts in the New York metropolitan area for more than 30 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNorth Las Vegas, NV, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Blue Mountain Energy, is the Distributor for the AISIN Gas Heat Pump and related systems, consulting firm offering professional services within the Energy arenas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWest Chester, PA, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“At Z&F Consulting, we have a business philosophy based on the single principle of delivering the highest level of personalized service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRochester, NY, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“At Rochester District Heating (RDH) we are committed to the Rochester community, producing and delivering reliable, high quality steam since 1985.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHartford, CT, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“The Hartford Steam Company heats and cools some of Hartford’s most prominent addresses – from the XL Center to Traveler’s Tower to Hartford Hospital.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNorth Smithfield, RI, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“WE ARE SPECIALISTS We engineer state-of-the-art European radiant heating, snow-melt, geothermal, and solar thermal systems in residential and commercial settings to maximize our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNorthfield, NH, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“We are a full service HVAC company, specializing in geothermal heating and cooling, radaint heat, oil heat, gas heat, solar hot water, forced hot air systems, forced hot water…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew York, RI, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Decarbonization and Electrification Design Build mechanical contractors using heat pump technology for heating, cooling and domestic hot water.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMarstons Mills, MA, United StatesHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Installing ductless systems takes the hassle out of designing comfortable indoor environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchVashon, WA, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“BlueRidge Company the premier solution for people seeking high-quality, dust-free, energy-efficient radiant heating and cooling systems, all assembled in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202611-506 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBeltsville, MD, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Optimized Thermal Systems, Inc.(OTS) provides consulting and software development services for the design and optimization of thermal systems with a focus on heat exchangers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSonora, CA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Alternative Energy has been a leader in the design and installation of Radiant Floor and Hydronic Heating/Cooling Systems throughout Northern and Central California since 1980.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSmithfield, RI, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMarina Del Rey, CA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Formed in 2005, Home Upgrade Specialist is a professional team of consultants when it comes to smarter, more efficient living.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCalzada Aguilar, United StatesHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Diseñamos, suministramos, instalamos y damos mantenimiento a sistemas HVAC para proyectos comerciales, industriales y residenciales en toda Guatemala.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 106 district heating consultants based in the United States

See the full list, filter by size, metro and specialty, and access 457 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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District heating consultants based in the United States at a glance

As of Nov 6, 2026
33.1%Verified-email coverage
13.0Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · Boston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
37
51-200
2
501-1,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 106 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 the United States whose business descriptions match “district heating consultants” 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 457 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 November 6, 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.

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 “district heating consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many district heating consultants are there based in the United States?

RevenueBase identified 106 company matches for district heating consultants associated with the United States as of November 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?

Vicinity Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most district heating consultants?

Boston leads with 3 company records, followed by Brooklyn (2) and Denver (2).

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 457 professional contacts with verified work emails tracked across these 106 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 November 6, 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.