Radar · Building Materials in Maryland
Best Building Materials Companies in Maryland, United States
The 41 best Building Materials companies in Maryland, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals.
By Rohit KhannaTrends & Stories
41companies tracked
$0disclosed funding
0unicorns
—have raised
FLIAR INTELLIGENCE · BUILDING MATERIALS × MARYLAND
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.
50companies analysed
82%cloud-native stacks
2025funding peak (by rounds)
1unicorns
2002median founding year
55kcombined LinkedIn audience
76%of audience held by top 3
Ranked: Best Building Materials companies in Maryland
| # | Company | Disclosed funding | Employees | Stage | Founded | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | jj haines JJ Haines is a floor covering distribution company. | — | 627 | Acquired | 1874 | — | — | — | — |
| 2 | Specialty Granules Leading aggregates and mining company supplying specialized products to the North American building materials… | — | 612 | Unfunded | 1923 | DrupalApple iCloud MailPHP+14 | Top 10M | 74 patents Engineered mineral granules for construction, roofing reflectivity, and nutrient‑carrying soil amendments | — |
| 3 | Chaney Enterprises Manufacturer of aggregates, sand, gravel, stone, and blended soils | — | 464 464 → 323 (-30%) | Unfunded | 1962 | WordPressApple iCloud MailMicrosoft 365+23 | Top 5M | — | — |
| 4 | thompson creek window company Thompson Creek Window Company is a construction company specializing in replacement and construction services. | — | 360 | Unfunded | 1980 | WordPressApple iCloud MailUnbounce+44 | Top 5M | — | — |
| 5 | Tate Provider of innovative solutions for raised access floors, structural ceilings, and data centers | — | 260 | Unfunded | 1963 | Adobe Experience ManagerJavaJSS+12 | Top 5M | — | — |
| 6 | TW Perry Supplier of window, stairs, rails and building materials | — | 172 | Acquired | 1911 | WebflowDrupalCart Functionality+15 | Top 5M | — | — |
| 7 | Spartan Surfaces Supplier of flooring products | — | 150 | Acquired | 2007 | Cart FunctionalityWordPressApple iCloud Mail+19 | Top 5M | — | 1 internship |
| 8 | Shelter Systems Manufacturer of structural building components | — | 128 | Acquired | 1976 | — | — | — | — |
Funding & investor landscape
$0total disclosed funding
0companies funded
0disclosed rounds
0rounds last 90 days
Most active investors
Prism market signals · United States · country-scoped Prism corpus, 1,138,770 docs
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
RESEARCH FROM Maryland · institutions
What Maryland researches in advanced materials
18 papersstance +0.4427% breakthrough13% concern
local research themes
Vibration Control and Rheological FluidsAdvanced Sensor and Energy Harvesting MaterialsAdvanced Materials and MechanicsHydraulic and Pneumatic SystemsGas Sensing Nanomaterials and SensorsLiquid Crystal Research Advancements
top institutions
- University of Maryland, College Park17
- University of Maryland, Baltimore1
Common questions
How many Building Materials companies are there in Maryland, United States?
Radar tracks 41 indexable Building Materials companies headquartered in Maryland, United States that meet our profile-completeness bar.
What is the total funding raised by Building Materials companies in Maryland, United States?
The Building Materials companies in Maryland, United States on this list have raised a combined $0 in disclosed equity funding across 0 funded companies.
Which is the highest-funded Building Materials company in Maryland, United States?
Funding figures are not yet disclosed for Building Materials companies in Maryland, United States.
How many Building Materials companies in Maryland, United States are funded?
0 of the 41 Building Materials companies in Maryland, United States on this list have disclosed at least one equity funding round.
How many Building Materials unicorns are there in Maryland, United States?
None of the Building Materials companies in Maryland, United States on this list currently has a disclosed valuation of $1B or more.
Who are the top investors in Maryland, United States Building Materials companies?
The most active investors in Maryland, United States Building Materials companies on this list include Agincourt Capital Partners, Slate Capital Group.
Rohit KhannaTrends & Stories
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.