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Company lists · Data refreshed September 2026

Top 25 Process improvement consulting firms based in Boston, United States

Compiled by the RevenueBase Data Team Data refreshed Sep 5, 2026 187 companies tracked

RevenueBase identified 187 process improvement consulting firms headquartered in Boston, United States as of September 2026 and tracks 899 professional contacts across them, including 334 with verified work emails. New York is the largest hub.

This list covers process improvement consulting firms headquartered in Boston, 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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 HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
187Companies
899Contacts tracked
334Verified emails
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The 25 largest process improvement consulting firms based in Boston, United States

Ranked by team size
Top 25 of 187 process improvement consulting firms based in Boston, United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names process improvement consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Epam ContinuumPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 20261,001-5,000128

“EPAM Continuum’s diverse, integrated consulting teams apply a Systems Thinking mindset to get to the heart of our clients’ increasingly complex business challenges.”

Source: company website · checked Sep 5, 2026
2
Vantage PartnersPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202651-200122

“Vantage Partners is a consulting and training firm that helps companies innovate more quickly, execute with greater discipline, and collaborate more effectively, for sustained…”

Source: company website · checked Sep 5, 2026
3
Interaction AssociatesIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-5042

“Interaction Associates (IA) helps leaders and teams think more clearly, collaborate more effectively, and focus on what matters most to their customers, employees, and…”

Source: company website · checked Sep 5, 2026
4
Dha-1, INCStrong evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-5038

“DHA-1 is a consulting company that specializes in streamlining insurance solutions through comprehensive consulting, process reengineering, and customized technology solutions.”

Source: company website · checked Sep 5, 2026
5
Harvard Partners, LLPPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202651-20035

“Harvard Partners is a management consulting firm focused on helping companies more effectively leverage their IT investment.”

Source: company website · checked Sep 5, 2026
6
Advanced Management Services, Inc. AMSPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202651-20027

“Delivering results and business performance by integrating Management Consulting Solutions, Professional Development Training Courses, and Executive & Leadership Coaching.”

Source: company website · checked Sep 5, 2026
7
Welsh ConsultingPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-5017

“Welsh Consulting, located in the heart of Boston’s Financial District, is an energetic IT consulting firm providing IT strategy, support and project-related services to small and…”

Source: company website · checked Sep 5, 2026
8
Nichols Management GroupPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-5016

“NMG is the leading management consulting firm for the diagnostic medicine industry.”

Source: company website · checked Sep 5, 2026
9
Creo Advisors LLCIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-5013

“Your Partner in Value Creation We partner with ambitious Boards, Private Equity Firms, and Management teams seeking to achieve superior performance.”

Source: company website · checked Sep 5, 2026
10
KJR ConsultingPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-1013

“KJR Consulting is a trusted partner for companies, organizations and teams seeking better alignment, better engagement, and better results.”

Source: company website · checked Sep 5, 2026
11
MB LAW Firm Consulting, LLCPartial evidence
Boston, United StatesHQ checked Sep 5, 20261-1010

“MB Law Firm Consulting works with small to mid-sized law firms on a project or long-term basis to identify and implement efficiencies for growth and succession.”

Source: company website · checked Sep 5, 2026
12
Patricia Seybold GroupPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-509

“Patricia Seybold Group is a boutique consulting and publishing firm, based in Boston, MA.”

Source: company website · checked Sep 5, 2026
13
Bcs, LLCIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-108

“Providing the Insider's Perspective on Medical Device and Lifesciences Manufacturing BCS is a manufacturing consultancy firm.”

Source: company website · checked Sep 5, 2026
14
Derby ManagementPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-107

“We're a hands-on management consulting company providing the value of deep expertise in improving sales productivity by 25% in less than a year.”

Source: company website · checked Sep 5, 2026
15
Auribus ConsultingIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-106
Source: company website · checked Sep 5, 2026
16
MacrescoPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-106

“Macresco is a management-consulting firm dedicated to helping organizations achieve transformative results.”

Source: company website · checked Sep 5, 2026
17
NEW Page Associates, Inc. NPAIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-505

“NPA helps companies improve supply chain and manufacturing performance.”

Source: company website · checked Sep 5, 2026
18
GoviablyIndirect evidence
Boston, United StatesHQ checked Sep 5, 20261-105

“GoViably helps growing businesses reduce operational friction, strengthen leadership alignment, improve workforce resilience, and modernize sustainably.”

Source: company website · checked Sep 5, 2026
19
Business Improvement Group, LLCPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-104

“DIAGNOSE->SCOPE->IMPLEMENT->TEACH->HAND OVER Business Improvement Group, LLC is a team of senior operations executives who help you fix operational problems and improve quality…”

Source: company website · checked Sep 5, 2026
20
ASW Private Lending, LLCIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-104

“We help our clients transform their business and reach their full potential.”

Source: company website · checked Sep 5, 2026
21
Open Seas AdvisoryIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-104

“We specialize in growing and guiding companies to sustainable profitability through revenue and cost channel optimization.”

Source: company website · checked Sep 5, 2026
22
Boston Management Consulting InternationalPartial evidence
Boston, MA, United StatesHQ checked Sep 5, 202611-504

“Boston Management Consulting International offers professional consulting and training in the USA and Middle East by industry qualified experts.”

Source: company website · checked Sep 5, 2026
23
Dorian GroupIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-104

“At Dorian Group our clients are experts with specialized knowledge and years of experience in a particular field.”

Source: company website · checked Sep 5, 2026
24
Gibbous, LLCIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-103

“Boston-based consultancy focus on improving the quality of healthcare and enhancing government effectiveness”

Source: company website · checked Sep 5, 2026
25
Conan Harris & AssociatesIndirect evidence
Boston, MA, United StatesHQ checked Sep 5, 20261-103

“Welcome to Conan Harris & Associates!”

Source: company website · checked Sep 5, 2026

Showing 25 of 187 process improvement consulting firms based in Boston, United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 334 reachable decision-makers.

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Process improvement consulting firms based in Boston, United States at a glance

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 527 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
149
11-50
26
51-200
10
1,001-5,000
1
10001+
1

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 187 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 process improvement consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Boston, United States whose own description of what they do matches “process improvement consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among process improvement consulting firms, and records with no verified work email. Companies headquartered outside Boston 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 an evidence 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, 334 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 5, 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.

Process improvement consulting firms by metro in the United States

Frequently asked

How many process improvement consulting firms are there based in Boston, United States?

RevenueBase identified 187 process improvement consulting firms headquartered in Boston, 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?

Epam Continuum, headquartered in Boston, tops this list with the largest team on record.

Which city has the most process improvement consulting firms?

New York leads with 527 headquartered companies, followed by Atlanta (396) and Houston (391).

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 334 verified decision-maker contacts tracked across these 187 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 187 process improvement consulting firms based in Boston, 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 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.

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