Company lists · Data refreshed September 2026

Top 25 Advisory and outsourcing services based in Portland, United States

Name: Advisory and outsourcing services based in Portland, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 23, 2026 173 companies tracked

RevenueBase identified 173 company matches for advisory and outsourcing services associated with Portland, United States as of September 2026 and tracks 3,241 professional contacts across them, including 2,104 with verified work emails. Across the United States, New York is the largest hub for this category (1,947 companies); Portland has 173.

This list covers company matches for advisory and outsourcing services associated with Portland, 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 23, 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 23, 2026 How this list was built

173Companies

3,241Contacts tracked

2,104Verified emails

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The 25 largest advisory and outsourcing services based in Portland, United States

Ranked by team size

Top 25 of 173 company matches for advisory and outsourcing services based in Portland, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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	Berrydunn Assurance, TAX And Consulting	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	501-1,000	987 contacts →
	Exact match “BerryDunn is the brand name under which Berry, Dunn, McNeil & Parker, LLC and BDMP Assurance, LLP, independently owned entities, provide services.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2	Aldrich	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	201-500	410 contacts →
	Exact match “For more than 50 years, Aldrich has worked with businesses, their owners, and their employees to help them achieve their professional and personal financial goals.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
3	Baker Newman Noyes	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	201-500	336 contacts →
	Exact match “Baker Newman Noyes is one of the nation's top 100 accounting and consulting firms with offices in Massachusetts, Maine, and New Hampshire.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4	The Partners Group	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	201-500	266 contacts →
	Exact match “At The Partners Group, we offer insurance, consulting, and financial services all in one place.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5	Perkins & CO	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	201-500	197 contacts →
	Exact match “Perkins & Co CPAs help growth-focused organizations and individuals navigate complex tax, audit, and advisory needs with clarity and confidence.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
6	Geffen Mesher	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	51-200	160 contacts →
	Exact match “We’re a Portland-based accounting firm with a 90+ year legacy, and we’re continuing to grow and evolve every day.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7	Albin Randall & Bennett	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	51-200	90 contacts →
	Exact match “ARB guides organizations in the automotive, construction, manufacturing, and nonprofit sectors; closely held businesses; and family groups to make intelligent, sensible financial…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8	The Boutique COO	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	n/a	60 contacts →
	Exact match “The Boutique COO offers strategic and tactical support for entrepreneurs, creatives, coaches, and businesses of all sizes by handling the tasks they’d rather not.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9	Percipio Consulting Group	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	50 contacts →
	Exact match “Growth grounded in Partnership Deeply rooted in the Pacific Northwest, Percipio Group is a Portland-based consulting firm that is sharply focused on a prosperous future for the…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10	Purdy Powers & Company	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	11-50	46 contacts →
	Exact match “Confidence in Knowing.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11	Irvine & Company, LLC	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	35 contacts →
	Exact match “Irvine & Company, LLC is a growing independent accounting firm located in Portland, OR.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12	Northcross Group	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	11-50	34 contacts →
	Exact match “Northcross Group (NCG) helps companies take on big challenges and build sustainable programs for continued success as they grow and evolve.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13	Isler Northwest LLC	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	25 contacts →
	Exact match “Isler Northwest LLC is a locally-owned firm of certified public accountants and business advisors.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14	Succession Resource Group	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	25 contacts →
	Exact match “Succession Resource Group is a boutique succession planning consulting firm dedicated to helping financial advisors and other small business owners value, grow, protect, and plan…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15	Pittman & Brooks, P.C	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	25 contacts →
	Exact match “We started Pittman & Brooks because we believe that businesses need more than accountants, they need business consultants who are CPA-certified.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16	Opus Consulting	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	11-50	21 contacts →
	Exact match “Opus Consulting is a full-service business advisory firm, that guides companies and their stakeholders across the entire lifecycle.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17	Meriwether Group	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	20 contacts →
	Exact match “Meriwether Group (MWG) is a trusted advisor and business acceleration firm serving entrepreneurs of iconic, disruptive consumer brands.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18	American Fiduciary Services LLC	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	1-10	17 contacts →
	Exact match “Headquartered in Portland, Oregon and founded in 2020, American Fiduciary Services provides fiduciary, forensic accounting, insolvency, litigation, and anti-fraud business support…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19	Focuspoint Solutions	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	15 contacts →
	Exact match “For over 20 years, FocusPoint Solutions has been EMPOWERING INDEPENDENT ADVISORS through our custom back/middle office outsourcing and practice management services.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20	Tyee Carr Advisory	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	1-10	14 contacts →
	Exact match “CFO Advisory and Outsourced Accounting for Growth Oriented Businesses and Nonprofits.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21	Collaborative Business Solutions, LLC	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	1-10	10 contacts →
	Exact match “Our firm provides services for businesses in all stages of development.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
22	Estmere Accounting	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	11-50	9 contacts →
	Exact match “We install financial control for construction & home service companies doing $2–25M+.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23	The Bookkeeping Company	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	1-10	9 contacts →
	Exact match “Consider us a convenient, dependable, affordable one-stop service for your accounting needs.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24	Cordant Wealth Partners	Exact match	Portland, OR, United StatesHQ recorded Sep 23, 2026	1-10	8 contacts →
	Exact match “We’ve Merged with Cerity Partners, Stay Connected by Following Their Page At Cordant Wealth, we specialize in comprehensive wealth management for busy professionals, with a focus…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
25	Robinson Smith Wealth Advisors, LLC	Exact match	Portland, ME, United StatesHQ recorded Sep 23, 2026	1-10	7 contacts →
	Exact match “Robinson Smith Wealth Advisors provides independent fiduciary fee-only advice to high net worth executives and working professionals on how to achieve their goals and enjoy their…” Recorded in the RevenueBase company graph · Sep 23, 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 “advisory and outsourcing 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 173 advisory and outsourcing services based in Portland, United States

See the full list, filter by size, metro and specialty, and access 2,104 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Advisory and outsourcing services based in Portland, United States at a glance

As of Sep 23, 2026

64.9%Verified-email coverage

18.7Average contacts per company

1-10Median size (employees)

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

131

11-50

51-200

201-500

501-1,000

10001+

Email recency for this list is measured across the whole United States list rather than for Portland, so it is reported there. Company counts and contact totals on this page are exact for Portland, over 173 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 Portland, United States whose business descriptions match “advisory and outsourcing 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 2,104 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 23, 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.

Advisory and outsourcing 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 “advisory and outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many advisory and outsourcing services are there based in Portland, United States?

RevenueBase identified 173 company matches for advisory and outsourcing services associated with Portland, 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?

Berrydunn Assurance, TAX And Consulting 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 advisory and outsourcing services?

New York leads the United States with 1,947 company records, followed by Houston (804) and Chicago (737). Portland has 173.

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 2,104 professional contacts with verified work emails tracked across these 173 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 23, 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.