Best Manufacturing Services Companies in Illinois, United States
The 267 best Manufacturing Services companies in Illinois, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: The Partner Companies.
Our analysis of 50 Manufacturing Services companies
$2.0b in tracked funding; 66% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2010.
Ranked: Best Manufacturing Services companies in Illinois
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | The Partner Companies Group of companies providing specialty manufacturing services 21Funding top 30%Talent top 38%Global bottom 25%Market bottom 24% All 4 signals ▾Fundingtop 30% Talenttop 38% Globalbottom 25% Marketbottom 24% Funding: Raised $100.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 21/100 | $100M | 6 mo ago | Late Stage | Scott Bekemeyer Co-Founder and Co-Chairman | 1997 | — | — | 1 expansion · 1 award |
| 2 | Crosstown Fiber Fiber optic infrastructure developer specializing in the custom development of dark fiber solutions | $49M | 40 mo ago | Series C | Mike Underdown President & CEO | 2022 | — | — | 1 expansion |
| 3 | Starfire Industries Provider of industry-changing solutions involving neutron generators and plasma sources 79Funding top 29%Patents top 29%Innovation top 34%Tech top 34% All 7 signals ▾Fundingtop 29% Patentstop 29% Innovationtop 34% Techtop 34% Growthtop 35% Producttop 46% Globalbottom 42% Funding: Raised $21.2M across 16 rounds · 16 rounds over 16 yrs (1.0/yr) Patents: 87 patents matched (strict assignee match) · 27 filings since 2022 vs 35 in 2017-21 rank vs industry peers · Fliar Intelligence Index 79/100 | $21M | 14 mo ago | Funding Raised | — | 2001 | WeeblyMySQLPHP+17 | 87 patents Advanced pulsed power and non‑thermal plasma systems for thin‑film sputtering, nanolayering, and ore reduction | — |
| 4 | CapacityWeb Contract manufacturer of OEMs | $4M | 316 mo ago | Series A | Arvind Kapur Ex-Co-Founder & CEO | 2000 | — | — | — |
| 5 | Polymera Provider of bespoke tours and excursions in multiple European countries | $4M | 162 mo ago | Series A | Maan Said CEO & Ex-President | 2010 | — | — | — |
| 6 | Ideal Industries Provider of construction equipment services | $4M | 46 mo ago | Early Stage | J Becker Founder | 1916 | Adobe Experience ManagerApple iCloud MailMicrosoft 365+22 | — | 1 internship · 1 award |
| 7 | Applied Fiber Manufacturer of terminated synthetic fiber tension systems | $2M | 101 mo ago | Series A | Richard Campbell CEO | 2003 | WordPressMySQLPHP+19 | — | — |
| 8 | Kw-associates Manufacturer's representative for electric utility products | $2M | 71 mo ago | Funding Raised | — | 1980 | — | 42 patents Industrial tool monitoring and advanced semantic data analysis for business intelligence | — |
| 9 | Stroma Manufacturer of workplace safety systems | $931K | 46 mo ago | Seed | Anıl Uzengi Co-Founder & CEO | 2018 | — | — | — |
| 10 | PSG Manufacturer of pump solution for transfer of critical fluids and materials | $550K | 39 mo ago | Seed | Peter Brunt CEO | 2008 | Adobe Experience ManagerAlgoliaJava+29 | — | 1 internship |
| 11 | MxD Association focused on emerging digital manufacturing technology | $500K | 14 mo ago | Seed | Berardino Baratta Chief Executive Officer | 2014 | WordPressMySQLPHP+24 | — | — |
| 12 | Effimax Solar Provider of solar power systems, equipment, technology, and related services | $150K | 161 mo ago | Funding Raised | Rui Cai CEO | 2011 | — | — | — |
Top 12 Manufacturing Services companies in Illinois
#1
Late Stage · Chicago, Illinois · founded 1997 · 11 employees$100Mraised▾
Group of companies providing specialty manufacturing services. Its portfolio includes photochemical etching, metal fabrication, injection molding, electroforming, CNC machining, and plating services. Also offers engineering design, testing & validation, supply chain management, and assembly services.
- Nov 2025PE$100M
#2
Funding Raised · Champaign, Illinois · founded 2001$21.2Mraised▾
Starfire Industries is a company based in Champaign, IL, that offers industry-changing solutions such as neutron generators and plasma sources. Their innovative technologies are designed, manufactured, and delivered worldwide, empowering various industries and making the impossible possible.
- Apr 2025Grant (prize money)$1.4M
- Mar 2025Grant (prize money)$2.7M
- Jul 2024Grant (prize money)$250K
- Jul 2023Grant (prize money)$1.4M
#3
Seed · Chicago, Illinois · founded 2014 · 135 employees$500Kraised▾
Association focused on emerging digital manufacturing technology
- Apr 2025Grant (prize money)$500K
- Apr 2023Seed—
#4
Series C · Lombard, Illinois · founded 2022$49.1Mraised▾
Crosstown Fiber is a Chicago-based fiber optic infrastructure developer specializing in the custom development of underground fiber networks. They offer dark fiber solutions and are focused on building a subterranean network across the Chicago region.
- Feb 2023Series C$77.2M
- 2022PE—
#5
Early Stage · Sycamore, Illinois · founded 1916 · 612 employees$3.8Mraised▾
Provider of construction equipment services
#6
Seed · Oakbrook Terrace, Illinois · founded 2008 · 1126 employees$550Kraised▾
PSG is a global pump solution expert that specializes in the safe and efficient transfer of critical fluids and materials. They offer a wide range of pumps and compressors for various industries, including biopharma, mining, and military applications. PSG is part of the Pumps & Process Solutions segment of Dover Corporation.
- Feb 2023Seed$550K
#7
Seed · Chicago, Illinois · founded 2018 · 11 employees$931.1Kraised▾
Developer of easy-to-deploy computer vision-based safety software and awarded edge processing devices designed to reduce accidents in industrial workplaces. The company's software analyzes human behavior to reduce ergonomic strain and detect attention levels to observe and advise users by ensuring safety and compliance around machinery and vehicles, enabling clients to have computer vision-based systems that monitor distraction, fatigue, and ergonomic load remotely in industrial environments.
- Jul 2022Seed$931.1K
#8
Funding Raised · Crystal Lake, Illinois · founded 1980 · 37 employees$1.8Mraised▾
Manufacturer's representative for electric utility products. It connects manufacturers with electric utility clients. This company provides support throughout the process, from contract negotiation to problem-solving. The focus is on staying current with customer needs and industry technology to facilitate efficient product delivery and client satisfaction within the electric utility sector.
- Jun 2020Grant (prize money)$256.3K
- Sep 2018Grant (prize money)$1.3M
- Dec 2016Grant (prize money)$225K
#9
Series A · Chicago, Illinois · founded 2000$4.5Mraised▾
Contract manufacturer of OEMs
- Feb 2000Series A$4.5M
#10
Series A · Hebron, Illinois · founded 2010$3.9Mraised▾
Provider of bespoke tours and excursions in multiple European countries. It designs itineraries based on client preferences, focusing on smaller group sizes with driver-guides. The company offers flexibility in trip planning and pricing tailored to individual budgets. Services include day trips and multi-day tours encompassing various attractions, from national parks to historical sites. A local agency, it leverages its regional expertise to provide insights into accommodations and dining options, enhancing the overall travel experience.
- Dec 2012Series A$875K
- Jan 2012Series A$3M
#11
Series A · Havana, Illinois · founded 2003$2.1Mraised▾
Manufacturer of terminated synthetic fiber tension systems
- Dec 2017Series A$2.1M
#12
Funding Raised · Champaign, Illinois · founded 2011$150Kraised▾
Provider of solar power systems, equipment, technology, and related services. They install, design, and sell roof solar panels and systems. The company also installs, designs, and sells solar carport systems. It offers services and technology development related to solar power.
- Jan 2013Grant (prize money)$150K
- Apr 2011Grant (prize money)—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Manufacturing Services coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Additive Manufacturing in Illinois is moving
A read on the academic research around Additive Manufacturing in Illinois — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 143 papers.
University of Illinois Urbana-Champaign and Chicago lead Illinois's 143 AM papers with a cautiously optimistic stance (0.48), focusing on 3D printing across construction, biomedical, and advanced materials domains.
- University of Illinois Urbana-Champaign68
- University of Illinois Chicago54
- Illinois College9
- Illinois Institute of Technology6
- Northern Illinois University4
- 3D printing6→15
- Composite material1→4
- Fabrication2→5
- Inkwell2→3
- 3D printing12→19
- Fabrication1→6
- Stereolithography3→7
- 3d printer2→3
- Inkwell1→3
- 3D printing2→4
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.