Best Building Materials Companies in Illinois, United States
The 116 best Building Materials companies in Illinois, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: US LBM.
Our analysis of 50 Building Materials companies
$17.1b in tracked funding; 82% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Building Materials companies in Illinois
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | US LBM Manufacturer and supplier of hardware building products 62Product top 30%Funding top 31%Innovation top 36%Market top 41% All 11 signals ▾Producttop 30% Fundingtop 31% Innovationtop 36% Markettop 41% Growthtop 41% Techtop 41% Talentbottom 49% Globalbottom 45% Moatbottom 45% Customersbottom 29% Newsbottom 26% Product: 12 distinct product lines · 2 published apps (6.0k installs) Funding: Raised $579M across 3 rounds · 3 rounds over 12 yrs (0.2/yr) rank vs industry peers · Fliar Intelligence Index 62/100 | $579M | 79 mo ago | Acquired | LT Gibson CEO & President | 2009 | WordPressApple iCloud MailMicrosoft 365+19 | — | — |
| 2 | James Hardie Producer of cement siding and backer boards 87Tech top 13%Product top 19%Innovation top 22%Growth top 24% All 10 signals ▾Techtop 13% Producttop 19% Innovationtop 22% Growthtop 24% Newstop 27% Fundingtop 29% Markettop 34% Talenttop 39% Partnersbottom 48% Globalbottom 37% Tech: 58 technologies across 6/8 capability areas · Cloud: Cloudflare, Vercel Product: 3 distinct product lines · Company stage: Public rank vs industry peers · Fliar Intelligence Index 87/100 | $462M | 92 mo ago | Public | James white CEO | 1888 | ContentfulApple iCloud MailMicrosoft 365+38 | — | 1 award |
| 3 | The AZEK Manufacturer of sustainable outdoor living products using recycled materials | $24M | 156 mo ago | Acquired | Jesse Singh CEO | 2001 | WordPressMySQLSalesforce+19 | 75 patents Modular polymer deck railing and framing systems with specialized connectors and load designs. | — |
| 4 | Raynor Manufacturer of garage doors | $18M | — | Funding Raised | Ray Neisewander Chairman and CEO | 1944 | WordPressApple iCloud MailMySQL+43 | — | 1 job opening |
| 5 | Moshun Manufacturer of nanofluids | $502K | 37 mo ago | Seed | — | 2004 | — | 96 patents Patents concentrated in mechanical & energy engineering | — |
| 6 | Homewerks Manufacturer & supplier of bathroom and kitchen products | — | 61 mo ago | Late Stage | Peter Berkma Founder & CEO | 2007 | WordPressApple iCloud MailMySQL+29 | — | — |
| 7 | MRI Steel Framing Manufacturer of flat steel framing components | — | 85 mo ago | Late Stage | William Wilson CEO | 2004 | — | — | 2 launchs |
| 8 | Right/Pointe Manufacturer of concrete and asphalt maintenance products | — | 120 mo ago | Acquired | — | 1996 | — | — | — |
Top 8 Building Materials companies in Illinois
#1
Seed · Oak Brook, Illinois · founded 2004 · 8 employees$502.2Kraised▾
Manufacturer of nanofluids. It designs and develops nanofluids for motion control devices. Its applications are indoors, seismic studies, automation systems, and industrial uses.
- Apr 2023Seed$502.2K
#2
Acquired · Buffalo Grove, Illinois · founded 2009 · 9727 employees$579.2Mraised▾
US LBM is a company that focuses its business operations in designing, manufacturing and distributing hardware and cutlery building materials in the United States. Some of the products it supplied are for roofing, bathroom fitting, modular kitchen, windows and patio, ventilations products, and others. Some of the company's latest acquisitions include Lampert Yards, Lumber Specialties, and American Masons.
- Nov 2019Conventional Debt$275M
- Feb 2019Series C$1.2M
- Aug 2017Series C$577.9M
- Dec 2014Conventional Debt—
#3
Public · Illinois City, Illinois · founded 1888 · 3277 employees$462.4Mraised▾
Producer of cement siding and backer boards
- Oct 2018Conventional Debt$461.6M
- Nov 2010Grant (prize money)$756K
#4
Acquired · Chicago, Illinois · founded 2001 · 2685 employees$24.5Mraised▾
Manufacturer of sustainable outdoor living products using recycled materials. It produces decking, railing, trim, and other exterior products primarily made from recycled content. The company focuses on creating low-maintenance, aesthetically pleasing options for consumers. Its manufacturing processes incorporate a commitment to environmental sustainability. The products are designed for durability and longevity, offering a long-lasting alternative to traditional wood.
- 2013PE—
- May 2013Series B$24.5M
#5
Funding Raised · Dixon, Illinois · founded 1944 · 172 employees$18Mraised▾
Manufacturer of garage doors
- Conventional Debt$18M
#6
Late Stage · Lake Bluff, Illinois · founded 2007 · 100 employees—raised▾
Manufacturer & supplier of bathroom and kitchen products
- May 2021PE—
#7
Late Stage · Hinsdale, Illinois · founded 2004 · 15 employees—raised▾
Manufacturer of heavy-duty, cold-formed steel framing components intended for the commercial and multifamily construction markets. The company is engaged in manufacturing components such as metal studs, standard and slotted tracks, frame channels as well as related framing accessories.
- May 2019PE—
#8
Acquired · Dekalb, Illinois · founded 1996 · 48 employees—raised▾
Manufacturer of concrete and road construction products. The company produces joint sealant, highway cure, expansion joints, and waterproofing materials used by asphalt and concrete paving contractors to the roadway maintenance, repair, and construction industry.
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Building Materials coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
What Illinois researches in advanced materials
University of Illinois Urbana-Champaign and its Illinois peers lead optimistic research (mean stance 0.66) on self-healing polymers, smart sensors, and topology-optimized advanced materials, with breakthroughs dominating recent output.
- University of Illinois Urbana-Champaign18
- University of Illinois Chicago7
- Western Illinois University1
- Southern Illinois University Carbondale1
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.