Company lists · Data refreshed November 2026
Top 25 Custom assembly services based in the United States
RevenueBase identified 460 company matches for custom assembly services associated with the United States as of November 2026 and tracks 7,393 professional contacts across them, including 1,717 with verified work emails. San Jose is the largest hub.
This list covers company matches for custom assembly services 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 November 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 custom assembly services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 391 contacts → | ||||
Exact match “Assemblers, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 261 contacts → | ||||
Exact match “NIC Global is a single-source manufacturer providing turn-key mechanical and electromechanical assembly, expert sheet metal fabrication, and global sourcing of metal and plastic…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 191 contacts → | ||||
Exact match “For thirty years we’ve been in the business of building consumer spaces.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 177 contacts → | ||||
Exact match “LM Manufacturing provides manufacturing, assembly, sequencing, supply chain and logistics management for complete seat assemblies and other value-added modular assemblies for…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 125 contacts → | ||||
Exact match “An accomplished custom injection molder and automated assembly company with more than four decades of proven success.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 114 contacts → | ||||
Exact match “Viking Plastics is a leading injection molding and value-added assembly service provider, delivering innovative products including sealing solutions, custom injection molding…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 96 contacts → | ||||
Exact match “Extol is a manufacturing technology company that improves the way plastic products are made.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 96 contacts → | ||||
Exact match “PDF, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 96 contacts → | ||||
Exact match “From single components and OEM parts and subassemblies to complete manufacturing and engineering capabilities and services, ACEMCO Incorporated is result-oriented, experienced and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 92 contacts → | ||||
Exact match “A premiere supply chain provider, Lou-Rich offers contract manufacturing services specializing in complex metal fabrication, precision machining and assembly.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 84 contacts → | ||||
Exact match “MultiSource Manufacturing LLC, is a customer-focused contract manufacturer that provides high quality and affordable engineering and fabrication services for the aerospace…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 77 contacts → | ||||
Exact match “Proudly American-based, we work with companies stateside and across the globe, manufacturing their precise products with our state-of-the-art equipment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 76 contacts → | ||||
Exact match “DISTRON CORPORATION is a New England based provider of electronic contract manufacturing services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 71 contacts → | ||||
Exact match “KANDU Production Services: Quality Solutions with a Mission At KANDU Industries, we help manufacturers solve real-world production challenges, and make a lasting impact in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 67 contacts → | ||||
Exact match “Established in 1954 and headquartered in Joplin, Missouri, Able Manufacturing & Assembly, LLC, is a full-service supplier specializing in light metal fabrication and welding…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 65 contacts → | ||||
Exact match “Servatron is a highly experienced, full-range provider of custom and contract manufacturing services to the electronics industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 65 contacts → | ||||
Exact match “Maine Machine Products Company is a squ.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 63 contacts → | ||||
Exact match “ISO 9001:2015 Registered ISO/ITAR & TS 16949 Compliant AS9100 – Supported by our Quality Systems Manual NAICS 332116,332312,332710,541330,541490 ISO 14001 – Pursuing registration…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 58 contacts → | ||||
Exact match “At H.A.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 57 contacts → | ||||
Exact match “Forma brings together the ideal combination of manufacturing and assembly experience, human resource expertise, and continuous improvement culture.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 55 contacts → | ||||
Exact match “Contract manufacturer and engineering service provider offering customized solutions through value-added services for electromechanical and mechanical components and assemblies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 51 contacts → | ||||
Exact match “PM Plastics is a Wisconsin-based custom injection molding and manufacturing partner supporting OEM products and retail merchandising programs from concept through production.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 50 contacts → | ||||
Exact match “ONE-SOURCE SOLUTION FOR ASSEMBLIES.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 49 contacts → | ||||
Exact match “Although IMI Industrial was founded on providing millwright services, we have grown to encompass a full-circle approach to the manufacturing industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 49 contacts → | ||||
Exact match “At CIGNYS, we want to help you maximize your bottom line.” Recorded in the RevenueBase company graph · Nov 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 “custom assembly 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 460 custom assembly services based in the United States
See the full list, filter by size, metro and specialty, and access 1,717 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Custom assembly services based in the United States at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 460 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 the United States whose business descriptions match “custom assembly 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 1,717 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 November 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 “custom assembly services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many custom assembly services are there based in the United States?
RevenueBase identified 460 company matches for custom assembly services associated with the United States as of November 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?
Assemblers Incorporated tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most custom assembly services?
San Jose leads with 8 company records, followed by Irvine (6) and Grand Rapids (5).
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 1,717 professional contacts with verified work emails tracked across these 460 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 460 custom assembly services based in the United States. Start with a free account, no credit card.
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Custom assembly services by geography
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
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- New lists
- Custom assembly services based in Canada
- Custom assembly services based in France
- Custom assembly services based in Germany
- Custom assembly services based in Italy
- Custom assembly services based in the Netherlands
- Custom assembly services based in the United Kingdom
Company intelligence · public preview
Top 25 custom assembly services 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 460 matching company records for custom assembly services based in the United States, with 7,393 tracked contacts and 1,717 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: November 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 custom assembly services 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 | HQ: Chattanooga, TN, United StatesReported employees: 1,001-5,000 | Chattanooga, TN, United States | 1,001-5,000 | Exact match | 391 contacts → |
“Assemblers, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Woodinville, TX, United StatesReported employees: 501-1,000 | Woodinville, TX, United States | 501-1,000 | Exact match | 261 contacts → |
“NIC Global is a single-source manufacturer providing turn-key mechanical and electromechanical assembly, expert sheet metal fabrication, and global sourcing of metal and plastic…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: St. Louis, MO, United StatesReported employees: 201-500 | St. Louis, MO, United States | 201-500 | Exact match | 191 contacts → |
“For thirty years we’ve been in the business of building consumer spaces.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Detroit, MI, United StatesReported employees: 201-500 | Detroit, MI, United States | 201-500 | Exact match | 177 contacts → |
“LM Manufacturing provides manufacturing, assembly, sequencing, supply chain and logistics management for complete seat assemblies and other value-added modular assemblies for…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Sussex, WI, United StatesReported employees: 201-500 | Sussex, WI, United States | 201-500 | Exact match | 125 contacts → |
“An accomplished custom injection molder and automated assembly company with more than four decades of proven success.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Corry, PA, United StatesReported employees: 51-200 | Corry, PA, United States | 51-200 | Exact match | 114 contacts → |
“Viking Plastics is a leading injection molding and value-added assembly service provider, delivering innovative products including sealing solutions, custom injection molding…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Zeeland, MI, United StatesReported employees: 51-200 | Zeeland, MI, United States | 51-200 | Exact match | 96 contacts → |
“Extol is a manufacturing technology company that improves the way plastic products are made.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Brazil, IN, United StatesReported employees: 51-200 | Brazil, IN, United States | 51-200 | Exact match | 96 contacts → |
“PDF, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Spring Lake, MI, United StatesReported employees: 51-200 | Spring Lake, MI, United States | 51-200 | Exact match | 96 contacts → |
“From single components and OEM parts and subassemblies to complete manufacturing and engineering capabilities and services, ACEMCO Incorporated is result-oriented, experienced and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Albert Lea, MN, United StatesReported employees: 201-500 | Albert Lea, MN, United States | 201-500 | Exact match | 92 contacts → |
“A premiere supply chain provider, Lou-Rich offers contract manufacturing services specializing in complex metal fabrication, precision machining and assembly.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Minnetonka, MN, United StatesReported employees: 201-500 | Minnetonka, MN, United States | 201-500 | Exact match | 84 contacts → |
“MultiSource Manufacturing LLC, is a customer-focused contract manufacturer that provides high quality and affordable engineering and fabrication services for the aerospace…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Reno, NV, United StatesReported employees: 51-200 | Reno, NV, United States | 51-200 | Exact match | 77 contacts → |
“Proudly American-based, we work with companies stateside and across the globe, manufacturing their precise products with our state-of-the-art equipment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Attleboro Falls, MA, United StatesReported employees: 51-200 | Attleboro Falls, MA, United States | 51-200 | Exact match | 76 contacts → |
“DISTRON CORPORATION is a New England based provider of electronic contract manufacturing services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Milton, WI, United StatesReported employees: 201-500 | Milton, WI, United States | 201-500 | Exact match | 71 contacts → |
“KANDU Production Services: Quality Solutions with a Mission At KANDU Industries, we help manufacturers solve real-world production challenges, and make a lasting impact in the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Able Manufacturing & Assembly, LLCablemfg.com HQ: Joplin, MO, United StatesReported employees: 201-500 | Joplin, MO, United States | 201-500 | Exact match | 67 contacts → |
“Established in 1954 and headquartered in Joplin, Missouri, Able Manufacturing & Assembly, LLC, is a full-service supplier specializing in light metal fabrication and welding…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Spokane Valley, WA, United StatesReported employees: 201-500 | Spokane Valley, WA, United States | 201-500 | Exact match | 65 contacts → |
“Servatron is a highly experienced, full-range provider of custom and contract manufacturing services to the electronics industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: South Paris, ME, United StatesReported employees: 51-200 | South Paris, ME, United States | 51-200 | Exact match | 65 contacts → |
“Maine Machine Products Company is a squ.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Rochester, NY, United StatesReported employees: 201-500 | Rochester, NY, United States | 201-500 | Exact match | 63 contacts → |
“ISO 9001:2015 Registered ISO/ITAR & TS 16949 Compliant AS9100 – Supported by our Quality Systems Manual NAICS 332116,332312,332710,541330,541490 ISO 14001 – Pursuing registration…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Sterling Heights, MI, United StatesReported employees: 11-50 | Sterling Heights, MI, United States | 11-50 | Exact match | 58 contacts → |
“At H.A.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: San Antonio, TX, United StatesReported employees: 201-500 | San Antonio, TX, United States | 201-500 | Exact match | 57 contacts → |
“Forma brings together the ideal combination of manufacturing and assembly experience, human resource expertise, and continuous improvement culture.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Riverside, CA, United StatesReported employees: 51-200 | Riverside, CA, United States | 51-200 | Exact match | 55 contacts → |
“Contract manufacturer and engineering service provider offering customized solutions through value-added services for electromechanical and mechanical components and assemblies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Pewaukee, WI, United StatesReported employees: 51-200 | Pewaukee, WI, United States | 51-200 | Exact match | 51 contacts → |
“PM Plastics is a Wisconsin-based custom injection molding and manufacturing partner supporting OEM products and retail merchandising programs from concept through production.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Marshfield, KS, United StatesReported employees: 51-200 | Marshfield, KS, United States | 51-200 | Exact match | 50 contacts → |
“ONE-SOURCE SOLUTION FOR ASSEMBLIES.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Topeka, KS, United StatesReported employees: 51-200 | Topeka, KS, United States | 51-200 | Exact match | 49 contacts → |
“Although IMI Industrial was founded on providing millwright services, we have grown to encompass a full-circle approach to the manufacturing industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Saginaw, MI, United StatesReported employees: 51-200 | Saginaw, MI, United States | 51-200 | Exact match | 49 contacts → |
“At CIGNYS, we want to help you maximize your bottom line.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 460 company matches
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Custom assembly services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
459 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 460 companies.
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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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: November 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 custom assembly services?
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 custom assembly services did RevenueBase find based in the United States?
The saved snapshot records 460 matching company records, 7,393 tracked contacts and 1,717 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: November 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
Custom assembly services by geography
Cite this list
RevenueBase Data Team. Top 25 custom assembly services based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/custom-assembly-services/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
- Custom assembly services based in Canada
- Custom assembly services based in France
- Custom assembly services based in Germany
- Custom assembly services based in Italy
- Custom assembly services based in the Netherlands
- Custom assembly services based in the United Kingdom
Company intelligence · public preview
Top 25 custom assembly services based in the United States
RevenueBase records 460 matching company records for custom assembly services based in the United States, with 7,393 tracked contacts and 1,717 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: November 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 custom assembly services 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 | HQ: Chattanooga, TN, United StatesReported employees: 1,001-5,000 | Chattanooga, TN, United States | 1,001-5,000 | Exact match | 391 contacts → |
“Assemblers, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Woodinville, TX, United StatesReported employees: 501-1,000 | Woodinville, TX, United States | 501-1,000 | Exact match | 261 contacts → |
“NIC Global is a single-source manufacturer providing turn-key mechanical and electromechanical assembly, expert sheet metal fabrication, and global sourcing of metal and plastic…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: St. Louis, MO, United StatesReported employees: 201-500 | St. Louis, MO, United States | 201-500 | Exact match | 191 contacts → |
“For thirty years we’ve been in the business of building consumer spaces.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Detroit, MI, United StatesReported employees: 201-500 | Detroit, MI, United States | 201-500 | Exact match | 177 contacts → |
“LM Manufacturing provides manufacturing, assembly, sequencing, supply chain and logistics management for complete seat assemblies and other value-added modular assemblies for…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Sussex, WI, United StatesReported employees: 201-500 | Sussex, WI, United States | 201-500 | Exact match | 125 contacts → |
“An accomplished custom injection molder and automated assembly company with more than four decades of proven success.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Corry, PA, United StatesReported employees: 51-200 | Corry, PA, United States | 51-200 | Exact match | 114 contacts → |
“Viking Plastics is a leading injection molding and value-added assembly service provider, delivering innovative products including sealing solutions, custom injection molding…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Zeeland, MI, United StatesReported employees: 51-200 | Zeeland, MI, United States | 51-200 | Exact match | 96 contacts → |
“Extol is a manufacturing technology company that improves the way plastic products are made.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Brazil, IN, United StatesReported employees: 51-200 | Brazil, IN, United States | 51-200 | Exact match | 96 contacts → |
“PDF, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Spring Lake, MI, United StatesReported employees: 51-200 | Spring Lake, MI, United States | 51-200 | Exact match | 96 contacts → |
“From single components and OEM parts and subassemblies to complete manufacturing and engineering capabilities and services, ACEMCO Incorporated is result-oriented, experienced and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Albert Lea, MN, United StatesReported employees: 201-500 | Albert Lea, MN, United States | 201-500 | Exact match | 92 contacts → |
“A premiere supply chain provider, Lou-Rich offers contract manufacturing services specializing in complex metal fabrication, precision machining and assembly.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Minnetonka, MN, United StatesReported employees: 201-500 | Minnetonka, MN, United States | 201-500 | Exact match | 84 contacts → |
“MultiSource Manufacturing LLC, is a customer-focused contract manufacturer that provides high quality and affordable engineering and fabrication services for the aerospace…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Reno, NV, United StatesReported employees: 51-200 | Reno, NV, United States | 51-200 | Exact match | 77 contacts → |
“Proudly American-based, we work with companies stateside and across the globe, manufacturing their precise products with our state-of-the-art equipment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Attleboro Falls, MA, United StatesReported employees: 51-200 | Attleboro Falls, MA, United States | 51-200 | Exact match | 76 contacts → |
“DISTRON CORPORATION is a New England based provider of electronic contract manufacturing services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Milton, WI, United StatesReported employees: 201-500 | Milton, WI, United States | 201-500 | Exact match | 71 contacts → |
“KANDU Production Services: Quality Solutions with a Mission At KANDU Industries, we help manufacturers solve real-world production challenges, and make a lasting impact in the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Able Manufacturing & Assembly, LLCablemfg.com HQ: Joplin, MO, United StatesReported employees: 201-500 | Joplin, MO, United States | 201-500 | Exact match | 67 contacts → |
“Established in 1954 and headquartered in Joplin, Missouri, Able Manufacturing & Assembly, LLC, is a full-service supplier specializing in light metal fabrication and welding…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Spokane Valley, WA, United StatesReported employees: 201-500 | Spokane Valley, WA, United States | 201-500 | Exact match | 65 contacts → |
“Servatron is a highly experienced, full-range provider of custom and contract manufacturing services to the electronics industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: South Paris, ME, United StatesReported employees: 51-200 | South Paris, ME, United States | 51-200 | Exact match | 65 contacts → |
“Maine Machine Products Company is a squ.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Rochester, NY, United StatesReported employees: 201-500 | Rochester, NY, United States | 201-500 | Exact match | 63 contacts → |
“ISO 9001:2015 Registered ISO/ITAR & TS 16949 Compliant AS9100 – Supported by our Quality Systems Manual NAICS 332116,332312,332710,541330,541490 ISO 14001 – Pursuing registration…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Sterling Heights, MI, United StatesReported employees: 11-50 | Sterling Heights, MI, United States | 11-50 | Exact match | 58 contacts → |
“At H.A.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: San Antonio, TX, United StatesReported employees: 201-500 | San Antonio, TX, United States | 201-500 | Exact match | 57 contacts → |
“Forma brings together the ideal combination of manufacturing and assembly experience, human resource expertise, and continuous improvement culture.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Riverside, CA, United StatesReported employees: 51-200 | Riverside, CA, United States | 51-200 | Exact match | 55 contacts → |
“Contract manufacturer and engineering service provider offering customized solutions through value-added services for electromechanical and mechanical components and assemblies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Pewaukee, WI, United StatesReported employees: 51-200 | Pewaukee, WI, United States | 51-200 | Exact match | 51 contacts → |
“PM Plastics is a Wisconsin-based custom injection molding and manufacturing partner supporting OEM products and retail merchandising programs from concept through production.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Marshfield, KS, United StatesReported employees: 51-200 | Marshfield, KS, United States | 51-200 | Exact match | 50 contacts → |
“ONE-SOURCE SOLUTION FOR ASSEMBLIES.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Topeka, KS, United StatesReported employees: 51-200 | Topeka, KS, United States | 51-200 | Exact match | 49 contacts → |
“Although IMI Industrial was founded on providing millwright services, we have grown to encompass a full-circle approach to the manufacturing industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Saginaw, MI, United StatesReported employees: 51-200 | Saginaw, MI, United States | 51-200 | Exact match | 49 contacts → |
“At CIGNYS, we want to help you maximize your bottom line.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 460 company matches
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Custom assembly services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
459 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 460 companies.
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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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: November 6, 2026.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗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 custom assembly services?
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 custom assembly services did RevenueBase find based in the United States?
The saved snapshot records 460 matching company records, 7,393 tracked contacts and 1,717 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: November 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
Custom assembly services by geography
Cite this list
RevenueBase Data Team. Top 25 custom assembly services based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/custom-assembly-services/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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