Company lists · Data refreshed November 2026

Top 25 Machinery & instruments outsourcing services based in the United States

Name: Machinery & instruments outsourcing services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 842 companies tracked

RevenueBase identified 842 company matches for machinery & instruments outsourcing services associated with the United States as of November 2026 and tracks 13,975 professional contacts across them, including 3,629 with verified work emails. Houston is the largest hub.

This list covers company matches for machinery & instruments outsourcing 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 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 RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built

842Companies

13,975Contacts tracked

3,629Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest machinery & instruments outsourcing services based in the United States

Ranked by team size

Top 25 of 842 company matches for machinery & instruments outsourcing services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Advanced Technology Services ATS	Exact match	Peoria, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,329 contacts →
	Exact match “Advanced Technology Services, Inc.(ATS) is a single source for industrial maintenance, technology and parts, offering a complete solution for support, training, monitoring and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Bell And Howell	Exact match	Durham, NC, United StatesHQ recorded Nov 5, 2026	1,001-5,000	813 contacts →
	Exact match “Bell and Howell is a technology-driven leader in Automation Services and Automation Solutions helping businesses maximize operational efficiency and deliver exceptional customer…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Msr-Fsr, LLC	Exact match	Chandler, AZ, United StatesHQ recorded Nov 5, 2026	501-1,000	430 contacts →
	Exact match “MSR-FSR, Materials Support Resources and Field Support Resources, provides on-site services with certified FSEs, and off-site programs with regional service centers, that are…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	RRR Development Co., INC	Exact match	North Canton, OH, United StatesHQ recorded Nov 5, 2026	51-200	319 contacts →
	Exact match “Development is a machining company that offers high quality, precision machined parts.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Tech24	Exact match	Greenville, SC, United StatesHQ recorded Nov 5, 2026	501-1,000	302 contacts →
	Exact match “Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Koops Automation Systems	Exact match	Holland, MI, United StatesHQ recorded Nov 5, 2026	201-500	269 contacts →
	Exact match “Specializing in factory automation systems, Koops designs and builds innovative special machines and automated equipment for leading, world-class manufacturers across a broad…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	CSA Service Solutions LLC	Exact match	Austin, TX, United StatesHQ recorded Nov 5, 2026	201-500	247 contacts →
	Exact match “CSA is a nationwide technical service and professional solutions provider specializing in the Self-Service, Critical Power, Laboratory and Healthcare technology sectors.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Whaley Foodservice	Exact match	Lexington, SC, United StatesHQ recorded Nov 5, 2026	201-500	197 contacts →
	Exact match “Whaley Foodservice, LLC provides service and maintenance for commercial kitchen equipment in the foodservice industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Ontario Refrigeration Service, INC	Exact match	Ontario, United StatesHQ recorded Nov 5, 2026	51-200	174 contacts →
	Exact match “With 10 offices serving California, Arizona, Nevada, Utah, and Texas, we are never too far to provide service assistance whenever your equipment may require it!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Keller Technology Corporation	Exact match	Tonawanda, NY, United StatesHQ recorded Nov 5, 2026	201-500	149 contacts →
	Exact match “Keller Technology Corporation offers a variety of contract manufacturing services providing custom solutions for your business.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Heritage Service Group	Exact match	Pompano Beach, FL, United StatesHQ recorded Nov 5, 2026	11-50	125 contacts →
	Exact match “Heritage Service Group provides expert repair, installation and maintenance of commercial foodservice equipment in and around Pompano Beach, Florida and New Orleans, Louisiana.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	MAHAR	Exact match	Saginaw, MI, United StatesHQ recorded Nov 5, 2026	51-200	118 contacts →
	Exact match “MAHAR provides support and tooling products and supplies to industries that use machinery operations.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Manufacturing Maintenance Solutions, INC MMS	Exact match	Pekin, IL, United StatesHQ recorded Nov 5, 2026	201-500	111 contacts →
	Exact match “Manufacturing Maintenance Solutions, Inc (MMS) is a service organization dedicated to enhancing its customers' profitability by providing expert manufacturing equipment contract…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Technical Diagnostic Services	Exact match	Fort Worth, TX, United StatesHQ recorded Nov 5, 2026	201-500	106 contacts →
	Exact match “For over 25 years, Sentinel-TDS, based in Dallas/Ft.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	ALL World Machinery Supply	Exact match	Roscoe, NC, United StatesHQ recorded Nov 5, 2026	51-200	100 contacts →
	Exact match “All World Machinery Supply offers solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	United Service Technologies, INC	Exact match	Riverside, CA, United StatesHQ recorded Nov 5, 2026	51-200	100 contacts →
	Exact match “United Service Technologies operates in California, Nevada, and Texas.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	GMI	Exact match	Ramsey, CA, United StatesHQ recorded Nov 5, 2026	11-50	99 contacts →
	Exact match “Founded in 1996, GMI is a national supplier of new and certified pre-owned laboratory instrumentation, backed by a service and asset management practice that supports equipment…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Millat Industries Corp	Exact match	Dayton, OH, United StatesHQ recorded Nov 5, 2026	51-200	98 contacts →
	Exact match “For nearly 60 years we have successfully served industries with precision machining solutions and related services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Strategic Maintenance Solutions, INC	Exact match	Gorham, ME, United StatesHQ recorded Nov 5, 2026	51-200	94 contacts →
	Exact match “SMS provides services to industrial, manufacturing, facilities, and government organizations.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Conhagen Rotating Equipment Specialist	Exact match	Kenner, CA, United StatesHQ recorded Nov 5, 2026	51-200	91 contacts →
	Exact match “Conhagen is a comprehensive provider of industrial rotating equipment services, including engineering, field services, shop services, manufacturing, and repairs, allowing us to…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	HECO	Exact match	Kalamazoo, MI, United StatesHQ recorded Nov 5, 2026	51-200	89 contacts →
	Exact match “HECO helps industrial plants utilize more dependable motors and equipment.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Spbs, INC	Exact match	Flower Mound, TX, United StatesHQ recorded Nov 5, 2026	51-200	85 contacts →
	Exact match “The success of your health care facility depends upon providing your patients safe, high-quality, cost-effective care.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Chadwick-Baross, INC	Exact match	Westbrook, NH, United StatesHQ recorded Nov 5, 2026	51-200	83 contacts →
	Exact match “For over 90 years, Chadwick-BaRoss, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Qcc, LLC	Exact match	Harwood Heights, IL, United StatesHQ recorded Nov 5, 2026	201-500	83 contacts →
	Exact match “QCC acquire non-core and aging product lines and provide Manufacturing-as-a-Service for localization efforts, simplification and factory closures.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Concept Advanced Manufacturing Solutions	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 5, 2026	51-200	75 contacts →
	Exact match “Whether you need a new piece of equipment, want to expand capacity, or are trying to solve staffing challenges, Concept has the answer.” Recorded in the RevenueBase company graph · Nov 5, 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 “machinery & instruments outsourcing 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 842 machinery & instruments outsourcing services based in the United States

See the full list, filter by size, metro and specialty, and access 3,629 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Machinery & instruments outsourcing services based in the United States at a glance

As of Nov 5, 2026

26.0%Verified-email coverage

16.6Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · Houston

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

423

11-50

293

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 842 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 “machinery & instruments outsourcing 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 3,629 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 5, 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 “machinery & instruments outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many machinery & instruments outsourcing services are there based in the United States?

RevenueBase identified 842 company matches for machinery & instruments outsourcing 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?

Advanced Technology Services ATS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most machinery & instruments outsourcing services?

Houston leads with 23 company records, followed by Charlotte (9) and Austin (6).

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 3,629 professional contacts with verified work emails tracked across these 842 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 842 machinery & instruments outsourcing services based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Machinery & instruments outsourcing services by geography

Browse the directory

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.