Company lists · Data refreshed September 2026
Top 13 Accounting firm operational efficiency consultants based in Portland, United States
RevenueBase identified 30 accounting firm operational efficiency consultants headquartered in Portland, United States as of September 2026 and tracks 669 professional contacts across them, including 380 with verified work emails. Across the United States, New York is the largest hub for this category (133 companies); Portland has 30.
This list covers accounting firm operational efficiency consultants headquartered in Portland, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 13 largest accounting firm operational efficiency consultants based in Portland, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 336 contacts → | ||||
Partial evidence “Baker Newman Noyes is one of the nation's top 100 accounting and consulting firms with offices in Massachusetts, Maine, and New Hampshire.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 160 contacts → | ||||
Partial evidence “We’re a Portland-based accounting firm with a 90+ year legacy, and we’re continuing to grow and evolve every day.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 25 contacts → | ||||
Partial evidence “Alten Sakai & Company LLP is one of the leading local accounting firms in the Portland, Oregon metro area.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 25 contacts → | ||||
Partial evidence “We started Pittman & Brooks because we believe that businesses need more than accountants, they need business consultants who are CPA-certified.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 20 contacts → | ||||
Partial evidence “Kern & Thompson, LLC is a full service public accounting firm located in downtown Portland.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 3 contacts → | ||||
Partial evidence “Go Green Tax is a Portland-based accounting firm specializing in tax preparation, start-up business consulting, bookkeeping, and payroll services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 2 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2 contacts → | ||||
Indirect evidence “Business Decision Confidence.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 2 contacts → | ||||
Partial evidence “Efficiency Edge gives you the foundation and control to grow your business quickly and profitably.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1 contacts → | ||||
Partial evidence “Providing executive consulting to help organizations improve operational performance, identify opportunities for growth, launch or expanded services and drive new business.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1 contacts → | ||||
Indirect evidence “Trusted advisor to nonprofits and startups.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: accounting firm operational efficiency consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names accounting firm operational efficiency consultants.
- Partial evidence
- Its own public description names part of accounting firm operational efficiency consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting firm operational efficiency consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 13 of 30 accounting firm operational efficiency consultants based in Portland, United States
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Accounting firm operational efficiency consultants based in Portland, United States at a glance
As of Sep 27, 2026Companies by employee count
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 30 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 accounting firm operational efficiency consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Portland, United States whose own description of what they do matches “accounting firm operational efficiency consultants”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names accounting firm operational efficiency consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among accounting firm operational efficiency consultants, and records with no verified work email. Companies headquartered outside Portland 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 its RevenueBase Smart Search 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, 380 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 27, 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.
Accounting firm operational efficiency consultants by metro in the United States
- Accounting firm operational efficiency consultants in New York133
- Accounting firm operational efficiency consultants in Chicago106
- Accounting firm operational efficiency consultants in Houston94
- Accounting firm operational efficiency consultants in Atlanta90
- Accounting firm operational efficiency consultants in Los Angeles78
- Accounting firm operational efficiency consultants in Miami70
- Accounting firm operational efficiency consultants in Austin66
- Accounting firm operational efficiency consultants in Dallas52
- Accounting firm operational efficiency consultants in San Diego50
- Accounting firm operational efficiency consultants in Denver44
- Accounting firm operational efficiency consultants in Charlotte43
- Accounting firm operational efficiency consultants in Tampa42
- Accounting firm operational efficiency consultants in Washington39
- Accounting firm operational efficiency consultants in Minneapolis38
- Accounting firm operational efficiency consultants in San Francisco34
- Accounting firm operational efficiency consultants in Boston33
- Accounting firm operational efficiency consultants in Seattle32
- Accounting firm operational efficiency consultants in Irvine30
- Accounting firm operational efficiency consultants in Orlando29
- Accounting firm operational efficiency consultants in Columbus28
- Accounting firm operational efficiency consultants in Phoenix27
- Accounting firm operational efficiency consultants in Indianapolis25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names accounting firm operational efficiency consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many accounting firm operational efficiency consultants are there based in Portland, United States?
RevenueBase identified 30 accounting firm operational efficiency consultants headquartered in Portland, 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?
Baker Newman Noyes, headquartered in Portland, tops this list with the largest team on record.
Which city in the United States has the most accounting firm operational efficiency consultants?
New York leads the United States with 133 headquartered companies, followed by Chicago (106) and Houston (94). Portland has 30.
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 380 verified decision-maker contacts tracked across these 30 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 30 accounting firm operational efficiency consultants based in Portland, United States. Start with a free account, no credit card.
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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 Smart Search, 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.
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