Company lists · Data refreshed October 2026

Top 25 Green energy infrastructure advisors based in Washington, United States

Name: Green energy infrastructure advisors based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 75 companies tracked

RevenueBase identified 75 company matches for green energy infrastructure advisors associated with Washington, United States as of October 2026 and tracks 1,169 professional contacts across them, including 655 with verified work emails. Across the United States, New York is the largest hub for this category (242 companies); Washington has 75.

This list covers company matches for green energy infrastructure advisors associated with Washington, 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 13, 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 13, 2026 How this list was built

75Companies

1,169Contacts tracked

655Verified emails

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The 25 largest green energy infrastructure advisors based in Washington, United States

Ranked by team size

Top 25 of 75 company matches for green energy infrastructure advisors based in Washington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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	Synergy Consulting, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	51-200	433 contacts →
	Exact match “Synergy Consulting is Global Leader in Financial and Corporate Advisory.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	SOL Systems	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	51-200	192 contacts →
	Exact match “Sol Systems is a national clean energy firm focused on building domestic energy that benefits local communities.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Astris Finance, LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	51-200	79 contacts →
	Exact match “Founded in Astris Finance, a Colliers company, is an independent financial advisory firm specialized in the Infrastructure and Energy (I&E) sectors with an exceptional track…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Converge Strategies, LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	36 contacts →
	Exact match “We are experts working at the intersection of energy resilience and national security.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	NEW Columbia Solar	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	51-200	35 contacts →
	Exact match “New Columbia Solar (NCS) is a full-service solar energy company, based in and serving the District of Columbia.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Amis Patel Brewer	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	1-10	20 contacts →
	Exact match “Amis, Patel & Brewer, LLP is a boutique law firm focused on providing legal services to the renewable energy and sustainability sectors.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	Grid Strategies LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	16 contacts →
	Exact match “Grid Strategies LLC is a power sector consulting firm helping clients understand the opportunities and barriers to integrating clean energy into the electric grid.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	Sustainable YOU	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	51-200	16 contacts →
	Exact match “Sustainable You is a national strategic consulting firm in solar and sustainability serving residential and small commercial clients with a focus in the DC, Maryland and Virginia…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Ipsun Solar	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	51-200	16 contacts →
	Exact match “Ipsun Solar, a Civic Renewables Company, is a leader in clean energy services based in Virginia, Washington D.C.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	Numark Associates, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	13 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Sustainable Strategies DC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	1-10	12 contacts →
	Exact match “Sustainable Strategies DC is a government affairs and strategic consulting firm based in Washington, DC, that helps clients secure resources for community revitalization and tools…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	Greenscape Energy	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	12 contacts →
	Exact match “Greenscape Energy is the fastest-growing green solutions provider in the Region As a group of highly-trained professionals, the Greenscape team stands ready to meet the needs of…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	Sustainable Capital Advisors	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	11 contacts →
	Exact match “Sustainable Capital Advisors (SCA) is a strategy consulting and financial advisory firm focused on delivering innovative capital solutions for the sustainable infrastructure…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	S2 Strategies	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	11 contacts →
	Exact match “S2 Strategies is an energy advisory firm founded in 2023 by Sam Ricketts and Shara Mohtadi.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	Distributed SUN	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	11 contacts →
	Exact match “Distributed Sun LLC (DSUN) is a renewable energy services provider founded in 2009.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Taylor-Dejongh	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	11 contacts →
	Exact match “Taylor-DeJongh (TDJ) is an international financial advisory firm based in Washington, D.C.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	Global Connective Center, LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Enverra	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	9 contacts →
	Exact match “At Enverra, we are driven by impact, directing capital where it has the greatest effect, standing behind people with bold ideas and promoting technologies that address global…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Energy Shrink, LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	1-10	6 contacts →
	Exact match “Energy Shrink is an environmental consulting practice specialized in sustainability and energy efficiency in buildings, that is, high-performance or green buildings.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Adaptive Green	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	5 contacts →
	Exact match “Adaptive Green designs, installs and maintains green building components such as green roofs, solar panels, green walls and sustainable water management systems.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Lightbox Energy	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “Lightbox Energy is an energy and sustainability program management firm.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	Green Strategies, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “Green Strategies Inc.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	Oasis Energy Partners	Exact match	Washington, United StatesHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “OASIS Energy Partners is a full-service consulting and advisory firm at the intersection of energy, environment, and climate.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	GQS NEW Energy Strategies	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “Our team leverages deep industry expertise to help you navigate regulatory shifts and seize new opportunities in clean energy.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Amala Clean Energy Advisors	Exact match	Washington, DC, United StatesHQ recorded Oct 13, 2026	11-50	4 contacts →
	Exact match “AMALA Clean Energy Advisors includes a core group of high-caliber multi-disciplinary global experts with extensive experience and proven track records developing clean energy…” Recorded in the RevenueBase company graph · Oct 13, 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 “green energy infrastructure advisors”. 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 75 green energy infrastructure advisors based in Washington, United States

See the full list, filter by size, metro and specialty, and access 655 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green energy infrastructure advisors based in Washington, United States at a glance

As of Oct 13, 2026

56.0%Verified-email coverage

15.6Average contacts per company

1-10Median size (employees)

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 75 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 Washington, United States whose business descriptions match “green energy infrastructure advisors” 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 655 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 13, 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.

Green energy infrastructure advisors 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 “green energy infrastructure advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green energy infrastructure advisors are there based in Washington, United States?

RevenueBase identified 75 company matches for green energy infrastructure advisors associated with Washington, 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?

Synergy Consulting, INC 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 green energy infrastructure advisors?

New York leads the United States with 242 company records, followed by Houston (230) and Austin (102). Washington has 75.

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 655 professional contacts with verified work emails tracked across these 75 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 13, 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.