Company lists · Data refreshed September 2026
Top 25 Six sigma consulting firms based in the United States
RevenueBase identified 504 company matches for six sigma consulting firms associated with the United States as of September 2026 and tracks 2,557 professional contacts across them, including 504 with verified work emails and 848 with mobile numbers. Atlanta is the largest hub.
This list covers company matches for six sigma consulting firms 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 September 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.
The 25 largest six sigma consulting firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 216 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 2 | 178 contacts → | ||||
Exact match “Lean Six Sigma Institute provides comprehensive training and consulting services designed to help organizations navigate the challenges of today’s global marketplace.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 3 | 53 contacts → | ||||
Exact match “PCG Consulting Group offers preeminent results for B2B clients in Technology, Healthcare, Call Center, Collections, Location Services and Skip tracing sectors.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 4 | 44 contacts → | ||||
Exact match “Get the latest insights on Lean Six Sigma, process modeling, and continuous improvement delivered straight to your inbox.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 5 | 39 contacts → | ||||
Exact match “Experts in Lean Six Sigma Training, Consulting, and Deployments targeting Breakthrough in Business Transformation, Optimization and Business Terraforming The Dr.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 6 | 29 contacts → | ||||
Exact match “Different from most large firms, Kaeppel Consulting offers customized solutions to meet your needs without all the overhead.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 7 | 28 contacts → | ||||
Exact match “HKPO is a Small, Woman-Owned business founded in 2006 with a mission to train and support our clients on how to continuously improve and Change for the Better using Lean Six Sigma…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 8 | 27 contacts → | ||||
Exact match “MRC provides strategic business consulting assistance and identifies resource options to help manufacturers develop strategies to grow their business.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 9 | 27 contacts → | ||||
Exact match “VISIT OUR WEBSITE: Quality Support Group Inc.(QSG) has been helping organizations achieve their core objectives since 1993.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 10 | 24 contacts → | ||||
Exact match “The world leader in online Lean and Six Sigma training.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 11 | 19 contacts → | ||||
Exact match “Competitive Business Solutions consultants are masters of world-class operating and lean sigma principles.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 12 | 18 contacts → | ||||
Exact match “Individuals.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “At Firefly Consulting, we provide custom solutions, leveraging unique methodologies.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 14 | 16 contacts → | ||||
Exact match “EPIC operates with professionals who have the knowledge – and scars – that comes from being in the frontline and in the boardroom, leading teams and implementing solutions.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 15 | 16 contacts → | ||||
Exact match “GLSS empowers everyone with Ethical Efficiency™.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 16 | 15 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “Dillon Morgan Consulting (DMC) is an industry leading management consulting firm with experience in helping companies identify efficiencies, reduce their bottom-line costs, and…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 18 | 13 contacts → | ||||
Exact match “Meliora Partners provides continuous improvement expertise to small, mid-sized, and large companies with service offerings including improvement project coaching & support…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 19 | 12 contacts → | ||||
Exact match “We help our clients to design robust solutions to their toughest business problems - lowering cost and enabling process capabilities – ensuring dramatically improved, sustainable…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 20 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 21 | 11 contacts → | ||||
Exact match “The Beneva Group is strategically focused on delivering full-service executive placement and consulting solutions to a broad range of clients throughout the U.S.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “Our team of experienced Lean Experts help train, coach, develop and implement action plans for lean process improvement, and work with clients to identify, develop and implement…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “Since 1986, QC Training Services, Inc, has provided public and on-site training seminars, workshops and quality consultation to customers across North America.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 24 | 10 contacts → | ||||
Exact match “By preventing failure, we can help avoid warranty claims, costly repairs and embarrassment.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 25 | 10 contacts → | ||||
Exact match “We provide customized staffing solutions that strengthen workforce capabilities, improve performance, and support organizational growth.” Recorded in the RevenueBase company graph · Sep 6, 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 “six sigma consulting firms”. 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 504 six sigma consulting firms based in the United States
See the full list, filter by size, metro and specialty, and access 504 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Six sigma consulting firms based in the United States at a glance
As of Sep 6, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 “six sigma consulting firms” 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 504 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 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 “six sigma consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many six sigma consulting firms are there based in the United States?
RevenueBase identified 504 company matches for six sigma consulting firms associated with the 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?
Omnex INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most six sigma consulting firms?
Atlanta leads with 14 company records, followed by Houston (14) and San Antonio (9).
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 504 professional contacts with verified work emails tracked across these 504 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 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 504 six sigma consulting firms based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Six sigma consulting firms by geography
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- Six sigma consulting firms based in Germany
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- Six sigma consulting firms based in Australia
- Six sigma consulting firms based in Italy
- Six sigma consulting firms based in India
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Six sigma consulting firms based in Brazil
- Six sigma consulting firms based in the United Kingdom
- Six sigma consulting firms based in Canada
- Six sigma consulting firms based in the Netherlands
- Six sigma consulting firms based in Germany
- Six sigma consulting firms based in France
Company intelligence · public preview
Top 25 six sigma consulting firms based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 504 matching company records for six sigma consulting firms based in the United States, with 2,557 tracked contacts and 504 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 six sigma consulting firms based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Omnex INComnex.comHQ: Ann Arbor, MI, United StatesReported employees: 501-1,000 | Ann Arbor, MI, United States | 501-1,000 | Exact match | 216 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 |  Lean SIX Sigma Instituteleansixsigmainstitute.orgHQ: Coronado, CA, United StatesReported employees: 51-200 | Coronado, CA, United States | 51-200 | Exact match | 178 contacts → |
“Lean Six Sigma Institute provides comprehensive training and consulting services designed to help organizations navigate the challenges of today’s global marketplace.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  PCG Consulting Group Internationalpcgintl.comHQ: Maywood, IL, United StatesReported employees: 201-500 | Maywood, IL, United States | 201-500 | Exact match | 53 contacts → |
“PCG Consulting Group offers preeminent results for B2B clients in Technology, Healthcare, Call Center, Collections, Location Services and Skip tracing sectors.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Moresteammoresteam.comHQ: Powell, OH, United StatesReported employees: 11-50 | Powell, OH, United States | 11-50 | Exact match | 44 contacts → |
“Get the latest insights on Lean Six Sigma, process modeling, and continuous improvement delivered straight to your inbox.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Scottsdale, AZ, United StatesReported employees: 51-200 | Scottsdale, AZ, United States | 51-200 | Exact match | 39 contacts → |
“Experts in Lean Six Sigma Training, Consulting, and Deployments targeting Breakthrough in Business Transformation, Optimization and Business Terraforming The Dr.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Kaeppel Consulting, LLCkaeppelconsulting.comHQ: San Antonio, TX, United StatesReported employees: 51-200 | San Antonio, TX, United States | 51-200 | Exact match | 29 contacts → |
“Different from most large firms, Kaeppel Consulting offers customized solutions to meet your needs without all the overhead.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  HKPOgohkpo.comHQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 28 contacts → |
“HKPO is a Small, Woman-Owned business founded in 2006 with a mission to train and support our clients on how to continuously improve and Change for the Better using Lean Six Sigma…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Manufacturers Resource Center MRCmrcpa.orgHQ: Allentown, PA, United StatesReported employees: 11-50 | Allentown, PA, United States | 11-50 | Exact match | 27 contacts → |
“MRC provides strategic business consulting assistance and identifies resource options to help manufacturers develop strategies to grow their business.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  QSG Quality Support Group Excellence In Training & Consultingqualitysupportgroup.comHQ: Boston, MA, United StatesReported employees: 11-50 | Boston, MA, United States | 11-50 | Exact match | 27 contacts → |
“VISIT OUR WEBSITE: Quality Support Group Inc.(QSG) has been helping organizations achieve their core objectives since 1993.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Gemba Academygembaacademy.comHQ: Keller, TX, United StatesReported employees: 11-50 | Keller, TX, United States | 11-50 | Exact match | 24 contacts → |
“The world leader in online Lean and Six Sigma training.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Competitive Business Solutionscbsteam.comHQ: Totowa, NJ, United StatesReported employees: 11-50 | Totowa, NJ, United States | 11-50 | Exact match | 19 contacts → |
“Competitive Business Solutions consultants are masters of world-class operating and lean sigma principles.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Opusworksopusworks.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 18 contacts → |
“Individuals.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Firefly Consultingfirefly-consulting.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 16 contacts → |
“At Firefly Consulting, we provide custom solutions, leveraging unique methodologies.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Epic Consultantsepic-consultants.comHQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 16 contacts → |
“EPIC operates with professionals who have the knowledge – and scars – that comes from being in the frontline and in the boardroom, leading teams and implementing solutions.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Glss Goleansixsigma.comgoleansixsigma.comHQ: Waianae, HI, United StatesReported employees: 1-10 | Waianae, HI, United States | 1-10 | Exact match | 16 contacts → |
“GLSS empowers everyone with Ethical Efficiency™.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Quality & Productivity Solutions, INCqpsinc.comHQ: Marlborough, MA, United StatesReported employees: 51-200 | Marlborough, MA, United States | 51-200 | Exact match | 15 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  Dillon Morgan Consulting INCdillonmorgan.comHQ: Frisco, TX, United StatesReported employees: 11-50 | Frisco, TX, United States | 11-50 | Exact match | 14 contacts → |
“Dillon Morgan Consulting (DMC) is an industry leading management consulting firm with experience in helping companies identify efficiencies, reduce their bottom-line costs, and…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Meliora Partnersmymeliora.comHQ: Amherst, NY, United StatesReported employees: 11-50 | Amherst, NY, United States | 11-50 | Exact match | 13 contacts → |
“Meliora Partners provides continuous improvement expertise to small, mid-sized, and large companies with service offerings including improvement project coaching & support…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  AIT Business Solutions LLCaitbusinesssolutions.comHQ: Chandler, AZ, United StatesReported employees: 11-50 | Chandler, AZ, United States | 11-50 | Exact match | 12 contacts → |
“We help our clients to design robust solutions to their toughest business problems - lowering cost and enabling process capabilities – ensuring dramatically improved, sustainable…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Equilibria, INCeqbsystems.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  The Beneva Groupbenevagroup.comHQ: Sarasota, FL, United StatesReported employees: 11-50 | Sarasota, FL, United States | 11-50 | Exact match | 11 contacts → |
“The Beneva Group is strategically focused on delivering full-service executive placement and consulting solutions to a broad range of clients throughout the U.S.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Lean Solutionsfindleansolutions.comHQ: Allendale, MI, United StatesReported employees: 1-10 | Allendale, MI, United States | 1-10 | Exact match | 10 contacts → |
“Our team of experienced Lean Experts help train, coach, develop and implement action plans for lean process improvement, and work with clients to identify, develop and implement…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  QC Training Servicesqctraininginc.comHQ: Minneapolis, MN, United StatesReported employees: 11-50 | Minneapolis, MN, United States | 11-50 | Exact match | 10 contacts → |
“Since 1986, QC Training Services, Inc, has provided public and on-site training seminars, workshops and quality consultation to customers across North America.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Quality-One Internationalquality-one.comHQ: Clawson, MI, United StatesReported employees: 1-10 | Clawson, MI, United States | 1-10 | Exact match | 10 contacts → |
“By preventing failure, we can help avoid warranty claims, costly repairs and embarrassment.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Modern Kaizen LLCmodernkaizen.comHQ: Murrieta, CA, United StatesReported employees: 1-10 | Murrieta, CA, United States | 1-10 | Exact match | 10 contacts → |
“We provide customized staffing solutions that strengthen workforce capabilities, improve performance, and support organizational growth.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 504 company matches
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Six sigma consulting firms: dataset insights
September 6, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
504 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for six sigma consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many six sigma consulting firms did RevenueBase find based in the United States?
The saved snapshot records 504 matching company records, 2,557 tracked contacts and 504 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Six sigma consulting firms by geography
- Six sigma consulting firms based in Brazil
- Six sigma consulting firms based in the United Kingdom
- Six sigma consulting firms based in Canada
- Six sigma consulting firms based in the Netherlands
- Six sigma consulting firms based in Germany
- Six sigma consulting firms based in France
- Six sigma consulting firms based in Australia
- Six sigma consulting firms based in Italy
- Six sigma consulting firms based in India
Cite this list
RevenueBase Data Team. Top 25 six sigma consulting firms based in the United States. Snapshot: September 6, 2026. https://revenuebase.ai/companies/six-sigma-consulting-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Six sigma consulting firms based in Brazil
- Six sigma consulting firms based in the United Kingdom
- Six sigma consulting firms based in Canada
- Six sigma consulting firms based in the Netherlands
- Six sigma consulting firms based in Germany
- Six sigma consulting firms based in France
Company intelligence · public preview
Top 25 six sigma consulting firms based in the United States
RevenueBase records 504 matching company records for six sigma consulting firms based in the United States, with 2,557 tracked contacts and 504 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 six sigma consulting firms based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Omnex INComnex.com HQ: Ann Arbor, MI, United StatesReported employees: 501-1,000 | Ann Arbor, MI, United States | 501-1,000 | Exact match | 216 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | Lean SIX Sigma Instituteleansixsigmainstitute.org HQ: Coronado, CA, United StatesReported employees: 51-200 | Coronado, CA, United States | 51-200 | Exact match | 178 contacts → |
“Lean Six Sigma Institute provides comprehensive training and consulting services designed to help organizations navigate the challenges of today’s global marketplace.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | PCG Consulting Group Internationalpcgintl.com HQ: Maywood, IL, United StatesReported employees: 201-500 | Maywood, IL, United States | 201-500 | Exact match | 53 contacts → |
“PCG Consulting Group offers preeminent results for B2B clients in Technology, Healthcare, Call Center, Collections, Location Services and Skip tracing sectors.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Moresteammoresteam.com HQ: Powell, OH, United StatesReported employees: 11-50 | Powell, OH, United States | 11-50 | Exact match | 44 contacts → |
“Get the latest insights on Lean Six Sigma, process modeling, and continuous improvement delivered straight to your inbox.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Scottsdale, AZ, United StatesReported employees: 51-200 | Scottsdale, AZ, United States | 51-200 | Exact match | 39 contacts → |
“Experts in Lean Six Sigma Training, Consulting, and Deployments targeting Breakthrough in Business Transformation, Optimization and Business Terraforming The Dr.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kaeppel Consulting, LLCkaeppelconsulting.com HQ: San Antonio, TX, United StatesReported employees: 51-200 | San Antonio, TX, United States | 51-200 | Exact match | 29 contacts → |
“Different from most large firms, Kaeppel Consulting offers customized solutions to meet your needs without all the overhead.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HKPOgohkpo.com HQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 28 contacts → |
“HKPO is a Small, Woman-Owned business founded in 2006 with a mission to train and support our clients on how to continuously improve and Change for the Better using Lean Six Sigma…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Manufacturers Resource Center MRCmrcpa.org HQ: Allentown, PA, United StatesReported employees: 11-50 | Allentown, PA, United States | 11-50 | Exact match | 27 contacts → |
“MRC provides strategic business consulting assistance and identifies resource options to help manufacturers develop strategies to grow their business.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | QSG Quality Support Group Excellence In Training & Consultingqualitysupportgroup.com HQ: Boston, MA, United StatesReported employees: 11-50 | Boston, MA, United States | 11-50 | Exact match | 27 contacts → |
“VISIT OUR WEBSITE: Quality Support Group Inc.(QSG) has been helping organizations achieve their core objectives since 1993.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Gemba Academygembaacademy.com HQ: Keller, TX, United StatesReported employees: 11-50 | Keller, TX, United States | 11-50 | Exact match | 24 contacts → |
“The world leader in online Lean and Six Sigma training.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Competitive Business Solutionscbsteam.com HQ: Totowa, NJ, United StatesReported employees: 11-50 | Totowa, NJ, United States | 11-50 | Exact match | 19 contacts → |
“Competitive Business Solutions consultants are masters of world-class operating and lean sigma principles.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Opusworksopusworks.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 18 contacts → |
“Individuals.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Firefly Consultingfirefly-consulting.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 16 contacts → |
“At Firefly Consulting, we provide custom solutions, leveraging unique methodologies.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Epic Consultantsepic-consultants.com HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 16 contacts → |
“EPIC operates with professionals who have the knowledge – and scars – that comes from being in the frontline and in the boardroom, leading teams and implementing solutions.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Glss Goleansixsigma.comgoleansixsigma.com HQ: Waianae, HI, United StatesReported employees: 1-10 | Waianae, HI, United States | 1-10 | Exact match | 16 contacts → |
“GLSS empowers everyone with Ethical Efficiency™.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Quality & Productivity Solutions, INCqpsinc.com HQ: Marlborough, MA, United StatesReported employees: 51-200 | Marlborough, MA, United States | 51-200 | Exact match | 15 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Dillon Morgan Consulting INCdillonmorgan.com HQ: Frisco, TX, United StatesReported employees: 11-50 | Frisco, TX, United States | 11-50 | Exact match | 14 contacts → |
“Dillon Morgan Consulting (DMC) is an industry leading management consulting firm with experience in helping companies identify efficiencies, reduce their bottom-line costs, and…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Meliora Partnersmymeliora.com HQ: Amherst, NY, United StatesReported employees: 11-50 | Amherst, NY, United States | 11-50 | Exact match | 13 contacts → |
“Meliora Partners provides continuous improvement expertise to small, mid-sized, and large companies with service offerings including improvement project coaching & support…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | AIT Business Solutions LLCaitbusinesssolutions.com HQ: Chandler, AZ, United StatesReported employees: 11-50 | Chandler, AZ, United States | 11-50 | Exact match | 12 contacts → |
“We help our clients to design robust solutions to their toughest business problems - lowering cost and enabling process capabilities – ensuring dramatically improved, sustainable…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Equilibria, INCeqbsystems.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | The Beneva Groupbenevagroup.com HQ: Sarasota, FL, United StatesReported employees: 11-50 | Sarasota, FL, United States | 11-50 | Exact match | 11 contacts → |
“The Beneva Group is strategically focused on delivering full-service executive placement and consulting solutions to a broad range of clients throughout the U.S.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Lean Solutionsfindleansolutions.com HQ: Allendale, MI, United StatesReported employees: 1-10 | Allendale, MI, United States | 1-10 | Exact match | 10 contacts → |
“Our team of experienced Lean Experts help train, coach, develop and implement action plans for lean process improvement, and work with clients to identify, develop and implement…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | QC Training Servicesqctraininginc.com HQ: Minneapolis, MN, United StatesReported employees: 11-50 | Minneapolis, MN, United States | 11-50 | Exact match | 10 contacts → |
“Since 1986, QC Training Services, Inc, has provided public and on-site training seminars, workshops and quality consultation to customers across North America.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Quality-One Internationalquality-one.com HQ: Clawson, MI, United StatesReported employees: 1-10 | Clawson, MI, United States | 1-10 | Exact match | 10 contacts → |
“By preventing failure, we can help avoid warranty claims, costly repairs and embarrassment.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Modern Kaizen LLCmodernkaizen.com HQ: Murrieta, CA, United StatesReported employees: 1-10 | Murrieta, CA, United States | 1-10 | Exact match | 10 contacts → |
“We provide customized staffing solutions that strengthen workforce capabilities, improve performance, and support organizational growth.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 504 company matches
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Six sigma consulting firms: dataset insights
September 6, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
504 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for six sigma consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many six sigma consulting firms did RevenueBase find based in the United States?
The saved snapshot records 504 matching company records, 2,557 tracked contacts and 504 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 six sigma consulting firms based in the United States. Snapshot: September 6, 2026. https://revenuebase.ai/companies/six-sigma-consulting-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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