Company lists · Data refreshed September 2026

Top 25 Manufacturing consulting firms based in the United States

Name: Manufacturing consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 5, 2026 6,080 companies tracked

RevenueBase identified 6,080 manufacturing consulting firms headquartered in the United States as of September 2026 and tracks 56,294 professional contacts across them, including 15,203 with verified work emails and 18,900 with mobile numbers. Houston is the largest hub.

This list covers manufacturing consulting firms headquartered in the 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

6,080Companies

56,294Contacts tracked

15,203Verified emails

18,900Mobile numbers

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The 25 largest manufacturing consulting firms based in the United States

Ranked by team size

Top 25 of 6,080 manufacturing consulting firms based in the United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names manufacturing 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.
#	Company	Headquarters	Employees	Contacts
1	Plexus CorpIndirect evidence	Neenah, NC, United StatesHQ checked Sep 5, 2026	10001+	8,149
	“Since 1979, Plexus has been partnering with companies to create the products that build a better world.” Source: company website · checked Sep 5, 2026
2	W3globalPartial evidence	Frisco, TX, United StatesHQ checked Sep 5, 2026	501-1,000	1,149
	“W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations.” Source: company website · checked Sep 5, 2026
3	Moldtek Technologies LimitedIndirect evidence	Cumming, GA, United StatesHQ checked Sep 5, 2026	501-1,000	1,107
	Source: company website · checked Sep 5, 2026
4	Production Modeling Corporation PMCIndirect evidence	Dearborn, MI, United StatesHQ checked Sep 5, 2026	n/a	970
	“Today's advanced operations and industrial engineering, laser scanning and precision CAD, supply chain management, lean systems, finite capacity scheduling, software design, and…” Source: company website · checked Sep 5, 2026
5	SEIPartial evidence	Cincinnati, OH, United StatesHQ checked Sep 5, 2026	501-1,000	618
	“SEI is a management consulting firm delivering fresh perspectives and reliable results.” Source: company website · checked Sep 5, 2026
6	Accumed CorpPartial evidence	Mocksville, NC, United StatesHQ checked Sep 5, 2026	1,001-5,000	559
	“AccuMED Corp is a contract manufacturing partner to major medical device companies, providing exceptional, customer-centric solutions of the highest quality on time and at…” Source: company website · checked Sep 5, 2026
7	Corbus, LLCIndirect evidence	West Carrollton, OH, United StatesHQ checked Sep 5, 2026	501-1,000	466
	“We are the business solutions and transformation experts who clients turn to for innovative, agile solutions.” Source: company website · checked Sep 5, 2026
8	Tristar Digital Thread SolutionsPartial evidence	Phoenix, AZ, United StatesHQ checked Sep 5, 2026	51-200	445
	“At TriStar CAD & PLM Solutions, we’re passionate about helping manufacturing companies leverage the power of product lifecycle management (PLM) to gain a competitive advantage.” Source: company website · checked Sep 5, 2026
9	MCA ConnectIndirect evidence	Denver, CO, United StatesHQ checked Sep 5, 2026	201-500	365
	“As part of Grant Thornton US, we help manufacturers and distributors fix what’s broken, simplify what’s complex, and modernize their businesses with Microsoft technology.” Source: company website · checked Sep 5, 2026
10	Plastic Products Company INCIndirect evidence	Lindstrom, MN, United StatesHQ checked Sep 5, 2026	501-1,000	347
	“At Plastic Products Company (PPC), we are committed to eagerly serving your needs.” Source: company website · checked Sep 5, 2026
11	Plastikon Industries INCIndirect evidence	Hayward, CA, United StatesHQ checked Sep 5, 2026	201-500	325
	“PLASTIKON INDUSTRIES was established in 1982 with the mission to be recognized as a world-leading plastic and contract manufacturer.” Source: company website · checked Sep 5, 2026
12	On-Board CompaniesPartial evidence	East Windsor, NJ, United StatesHQ checked Sep 5, 2026	1,001-5,000	288
	“On-Board is a thriving privately held family of companies with services including: Consulting, Professional Engineering, Industrial Maintenance and Facility Management, Contracted…” Source: company website · checked Sep 5, 2026
13	Production Services Management INCIndirect evidence	Saline, MI, United StatesHQ checked Sep 5, 2026	201-500	273
	“PSMI was founded in 2005 with the sole objective of increasing operational effectiveness by reducing tooling and MRO spending.” Source: company website · checked Sep 5, 2026
14	Penn United Technologies, INCPartial evidence	Cabot, PA, United StatesHQ checked Sep 5, 2026	501-1,000	254
	“Penn United provides MANUFACTURING SOLUTIONS for customers needing precision components or precision-assembled products.” Source: company website · checked Sep 5, 2026
15	BSI EngineeringPartial evidence	Mason, OH, United StatesHQ checked Sep 5, 2026	201-500	247
	“BSI Engineering is a full-service engineering consulting firm dedicated to delivering innovative, efficient, and effective solutions across various industries.” Source: company website · checked Sep 5, 2026
16	Scottmadden, INCPartial evidence	Raleigh, NC, United StatesHQ checked Sep 5, 2026	201-500	244
	“ScottMadden is a management consulting firm that does what it takes to get the job done right.” Source: company website · checked Sep 5, 2026
17	GraymatterIndirect evidence	Sewickley, PA, United StatesHQ checked Sep 5, 2026	201-500	243
	“At GrayMatter, smart thinking meets decisive doing.” Source: company website · checked Sep 5, 2026
18	Alexandria IndustriesIndirect evidence	Alexandria, MN, United StatesHQ checked Sep 5, 2026	501-1,000	214
	“Alexandria Industries: 60 Years of Turning Possibility into Product (1966–2026) In 1966, we began as a single-service extrusion shop with a vision for quality.” Source: company website · checked Sep 5, 2026
19	RE Build ManufacturingPartial evidence	Framingham, MA, United StatesHQ checked Sep 5, 2026	1,001-5,000	197
	“Re:Build Manufacturing integrates design, engineering, and manufacturing to deliver complex, multi-technology products from concept through full-rate production.” Source: company website · checked Sep 5, 2026
20	CompulinkIndirect evidence	St. Petersburg, FL, United StatesHQ checked Sep 5, 2026	201-500	189
	“Compulink is a performance based company that is focused on continuous improvement in our practices and procedures as well as the quality of service to our customers.” Source: company website · checked Sep 5, 2026
21	Maine PointePartial evidence	Bloomfield, NJ, United StatesHQ checked Sep 5, 2026	51-200	178
	“Maine Pointe, a member of the SGS Group, is a global supply chain and operations consulting firm trusted by many chief executives and private equity firms to drive compelling…” Source: company website · checked Sep 5, 2026
22	Acme IndustriesPartial evidence	Elk Grove Village, IL, United StatesHQ checked Sep 5, 2026	51-200	173
	“Acme Industries is a full-service, contract manufacturing company.” Source: company website · checked Sep 5, 2026
23	Synfiny AdvisorsIndirect evidence	Cincinnati, OH, United StatesHQ checked Sep 5, 2026	201-500	166
	“We are finance and general management consultants who combine technical and leadership experience to help clients get better results.” Source: company website · checked Sep 5, 2026
24	TBM Consulting GroupPartial evidence	Morrisville, NC, United StatesHQ checked Sep 5, 2026	51-200	163
	“TBM specializes in operations and supply chain consulting for manufacturers and distributors across sectors such as Food & Beverage, Pharmaceutical, Industrial Products…” Source: company website · checked Sep 5, 2026
25	Peko Precision ProductsPartial evidence	Rochester, NY, United StatesHQ checked Sep 5, 2026	201-500	160
	“PEKO is a leading contract manufacturer providing full-service, end-to-end manufacturing of large-scale machinery, complex equipment, and major electro-mechanical assemblies for…” Source: company website · checked Sep 5, 2026

Showing 25 of 6,080 manufacturing consulting firms based in the United States

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Manufacturing consulting firms based in the United States at a glance

As of Sep 5, 2026

1-10Median size (employees)

HoustonLargest hub · 140 HQs

18,900Contacts with mobile numbers

Sep 5, 2026Data refreshed

Companies by employee count

1-10

4,483

11-50

1,108

51-200

363

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Verified emails by last verification

0–30

14,185

31–60

913

61–90

90–180

180+

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 manufacturing 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 the United States whose own description of what they do matches “manufacturing 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 manufacturing consulting firms, and records with no verified work email. Companies headquartered outside United States 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, 15,203 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.

Manufacturing consulting firms by metro

Frequently asked

How many manufacturing consulting firms are there based in the United States?

RevenueBase identified 6,080 manufacturing consulting firms headquartered in the 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?

Plexus Corp, headquartered in Raleigh, tops this list with the largest team on record.

Which city has the most manufacturing consulting firms?

Houston leads with 140 headquartered companies, followed by Atlanta (134) and New York (134).

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 15,203 verified decision-maker contacts tracked across these 6,080 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.

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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.