Company lists · Data refreshed September 2026

Top 25 Product development firms based in the United States

Name: Product development 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 21, 2026 2,976 companies tracked

RevenueBase identified 2,976 company matches for product development firms associated with the United States as of September 2026 and tracks 39,146 professional contacts across them, including 12,747 with verified work emails. New York is the largest hub.

This list covers company matches for product development 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 21, 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 Sep 21, 2026 How this list was built

2,976Companies

39,146Contacts tracked

12,747Verified emails

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The 25 largest product development firms based in the United States

Ranked by team size

Top 25 of 2,976 company matches for product development firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Plexus Corp	Exact match	Neenah, NC, United StatesHQ recorded Sep 21, 2026	10001+	8,149 contacts →
	Exact match “Since 1979, Plexus has been partnering with companies to create the products that build a better world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Benchmark	Exact match	Tempe, AZ, United StatesHQ recorded Sep 21, 2026	10001+	5,362 contacts →
	Exact match “Benchmark is a worldwide provider of innovative product design, engineering services, technology solutions and advanced manufacturing services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Janicki	Exact match	Sedro-woolley, WA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	914 contacts →
	Exact match “Janicki is a privately-owned engineering and manufacturing company with locations in Washington and Utah.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	RFA Engineering	Exact match	Eden Prairie, MN, United StatesHQ recorded Sep 21, 2026	201-500	468 contacts →
	Exact match “RFA serves 100's of clients ranging in size from Fortune 500 to entrepreneurial start-ups.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	RCO Engineering	Exact match	Roseville, MI, United StatesHQ recorded Sep 21, 2026	501-1,000	438 contacts →
	Exact match “Specializing in low-volume manufacturing that Tier 1 suppliers avoid, we offer complete program management under one roof, including emergency tooling and parts, large program…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Kaleidoscope Innovation	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 21, 2026	201-500	349 contacts →
	Exact match “When clients come to us for product design and development, they get a full range of technical expertise and laboratory resources, but they also get a team that’s relentless when…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Martech Medical Products, INC	Exact match	Harleysville, PA, United StatesHQ recorded Sep 21, 2026	201-500	313 contacts →
	Exact match “MARTECH® MEDICAL PRODUCTS, INC.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Goods & Services	Exact match	Atlanta, GA, United StatesHQ recorded Sep 21, 2026	201-500	290 contacts →
	Exact match “Goods & Services is a product design and engineering company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Sigma Design	Exact match	Camas, WA, United StatesHQ recorded Sep 21, 2026	201-500	285 contacts →
	Exact match “Sigma Design is where the best go to innovate.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Ascentec Engineering, LLC	Exact match	Tualatin, OR, United StatesHQ recorded Sep 21, 2026	201-500	272 contacts →
	Exact match “Ascentec Engineering was founded in 2001 by a team of process and manufacturing engineers all with a solid background in electronics manufacturing processes.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	rapidise.io	Exact match	Milpitas, CA, United StatesHQ recorded Sep 21, 2026	n/a	232 contacts →
	Exact match “Rapidise.io is the world’s first and only AI & Blockchain-enabled TTaaS platform which accelerates product engineering by providing you with global access to companies with…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Andrews Cooper	Exact match	Mcminnville, OR, United StatesHQ recorded Sep 21, 2026	51-200	199 contacts →
	Exact match “Partner with AC to Supercharge Your Technology Development Andrews Cooper is an engineering services firm in the Pacific Northwest specializing in highly complex technology…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Agilityio	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	201-500	183 contacts →
	Exact match “AgilityIO is a global design and development firm helping startups and enterprises turn bold ideas into impactful digital products.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Vantage Medtech	Exact match	Lenexa, KS, United StatesHQ recorded Sep 21, 2026	201-500	173 contacts →
	Exact match “Vantage MedTech provides comprehensive design and manufacturing services, supporting the advancement of medical technologies from concept through to product realization.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Ryzen Solutions	Exact match	San Jose, CA, United StatesHQ recorded Sep 21, 2026	201-500	169 contacts →
	Exact match “Since Ryzen Solutions has become a trusted provider to Silicon Valley’s growing product development community.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Teksun INC	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	201-500	165 contacts →
	Exact match “Established in 2014, Teksun Inc provides complete, end-to-end product development services, guiding you through the entire product development process from concept through…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Mecha INC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 21, 2026	n/a	157 contacts →
	Exact match “Mecha specializes in the design, analysis, and manufacturing of metal products for the embedded computer industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Waltonen Engineering	Exact match	Warren, MI, United StatesHQ recorded Sep 21, 2026	51-200	154 contacts →
	Exact match “Established in 1957, Waltonen is a full-service design and engineering company with locations in Warren and Troy, Michigan.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	RPG	Exact match	New York, United StatesHQ recorded Sep 21, 2026	51-200	146 contacts →
	Exact match “RPG \| Building Brands, Products, Displays and Retail Environments from Concept to Consumer RPG is a global leader in the design, development, and manufacturing of Products…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Lake AIR Products	Exact match	Minneapolis, MN, United StatesHQ recorded Sep 21, 2026	51-200	144 contacts →
	Exact match “Your Advanced Manufacturing Partner.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Innovize	Exact match	St. Paul, MN, United StatesHQ recorded Sep 21, 2026	201-500	138 contacts →
	Exact match “Innovize offers custom development and manufacturing solutions – including converting and contract manufacturing – for product designers, developers, engineers and supply chain…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	DFF Corporation, A Cadrex Company	Exact match	Agawam, MA, United StatesHQ recorded Sep 21, 2026	201-500	135 contacts →
	Exact match “In 1969, DFF began serving customers with quality development and low-quantity production services-on time and at competitive prices.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Prefix Corporation	Exact match	Rochester Hills, MI, United StatesHQ recorded Sep 21, 2026	201-500	133 contacts →
	Exact match “Michigan-based Prefix Corporation is a recognized leader in the creation of prototype designs, mock-ups, and full scale concept vehicles for the automotive and aviation industries.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Essai, INC	Exact match	Fremont, CA, United StatesHQ recorded Sep 21, 2026	51-200	123 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Paralect	Exact match	Middletown, DE, United StatesHQ recorded Sep 21, 2026	51-200	117 contacts →
	Exact match “rated on Clutch.” Recorded in the RevenueBase company graph · Sep 21, 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 “product development 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 2,976 product development firms based in the United States

See the full list, filter by size, metro and specialty, and access 12,747 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Product development firms based in the United States at a glance

As of Sep 21, 2026

32.6%Verified-email coverage

13.2Average contacts per company

1-10Median size (employees)

2.6%Largest-city concentration · New York

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

2,021

11-50

678

51-200

215

201-500

501-1,000

1,001-5,000

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 2,976 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 “product development 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 12,747 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 21, 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.

Product development firms by metro

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 “product development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many product development firms are there based in the United States?

RevenueBase identified 2,976 company matches for product development 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?

Plexus Corp tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most product development firms?

New York leads with 76 company records, followed by San Francisco (69) and Los Angeles (65).

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 12,747 professional contacts with verified work emails tracked across these 2,976 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 21, 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.