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NUBURU

HardwareCentennial, CO, USAFounded 2015· One of 1636 Hardware companies tracked by AMPulse

High-brightness, high-power blue laser systems for metal additive manufacturing (LPBF, area printing) and precision welding, enabling 100x faster metal 3D printing and defect-free copper/aluminum processing.

CEO / Founder
Brian Knaley (CEO/CFO); Alessandro Zamboni (Executive Chairman & Co-CEO); Dario Barisoni (Co-CEO)
Team Size
11-50
Stage
Active
Total Funding
$427.15M
Latest Round
Debt
Key Investors
Anzu Partners (Series B co-lead, industrial tech investor); Thomas Wilson, CEO Allstate Corporation (Series B co-lead); Supply@ME Capital Plc (convertible credit commitment); Tailwind Acquisition Corp. (SPAC merger sponsor, ~$800M valuation)

Technology & Products

Key Products

AO Laser (industrial blue laser, standard brightness); AI Laser (high-brightness blue laser, enhanced beam concentration); Area Printing Technology (blue laser-based platform for rapid metal part production); Defense/Security platforms (Lyocon directed-energy systems, Orbit operational-resilience software, Tekne military vehicles)

Technical position · AMPulse analysis

DEFENSIBLE: 170+ granted and pending patents covering blue laser design, area printing methods, material processing applications. Proprietary beam parameter product design; ~3-4x speed advantage over infrared LPBF (100x goal vs. conventional methods per Air Force contract work). Technology moat through IP portfolio and novel chip-based architecture. Licensed to OEMs (GE, Essentium) for integration into end-user systems.

Patent position

NUBURU filed 4 patent families in 2022-2024, down from 8 in 2019-2021, a 50% drop that far outpaces the 19% decline in tracked AM filings in the same patent offices, and its 32-family total trails named peers TRUMPF, EOS, and GE Additive by a wide margin. AMPulse analysis

Filing momentum
4 families filed 2022–2024, 8 in 2019–2021 (-50%); all tracked AM filings in the same offices -19%
Filed in
US 38%CN 25%EP 22%WO 16%
Named competitors, AM patent families
TRUMPF 218EOS 185GE Additive 219

32 AM patent families in total. Recent years are still being published, so read a filing change against the same-office figure.

Differentiation

Value Proposition

Proprietary blue laser technology delivers 3-4x faster metal 3D printing speeds, superior surface quality on reflective metals (copper, aluminum, gold), and spatter-free welding—reducing production timelines from weeks to days while lowering cost-per-part vs. infrared LPBF systems.

How They Differentiate

NUBURU's blue laser delivers 3-4x faster build speeds than infrared LPBF competitors on reflective metals; spatter-free copper/aluminum welding capability unique in market; significantly smaller beam spot (higher brightness) enables finer features and faster area printing. Competitive advantage most pronounced in copper, aluminum, gold processing—historically weak for infrared. Infrared incumbents (Trumpf, EOS) are slow to adopt blue laser due to entrenched IR systems; NUBURU positioned as disruptor for next-gen metal AM.

Market & Competition

Target Customers

Aerospace, defense, automotive OEMs; metal 3D printing system manufacturers; military applications

Industry Verticals

Additive Manufacturing; Aerospace & Defense; Automotive; Welding & Fabrication; Military/Counter-Drone Systems

Competitors

Trumpf (infrared fiber lasers for LPBF; traditional market leader); EOS (LPBF systems & integrated laser solutions); GE Additive (direct competitor in metal 3D printing systems; also NUBURU partner)

Growth & Milestones

Growth Metrics

Awarded 170+ patents across blue laser, 3D printing, and material processing; U.S. Air Force SBIR Phase II contract for next-gen 100x-speed printer; partnerships with GE and Essentium for OEM integration; FY2024 reported -$34.5M loss with 66.7% efficiency improvement; pivoting from laser hardware to integrated defense platform with $7.5M backlog in defense orders via Tekne partnership.

Major Milestones

2015: Company founded by Mark Zediker, PhD; 2017: Introduced first industrial blue laser (industry first); 2022: SPAC merger with Tailwind Acquisition Corp., valued at ~$800M; IPO on NYSE American (ticker: BURU); 2023: Completed U.S. Air Force SBIR Phase II contract validation for area printing technology; 2024: Secured $65M funding program ($15M PIPE + $50M equity line) for commercialization acceleration; 2025: Completed Lyocon acquisition (Italian directed-energy subsidiary); secured controlling interest in Orbit SaaS platform; announced Tekne 80/20 JV for defense mobility ($7.5M backlog); 2026: Announced Maddox Defense JV for mobile 3D printing drone manufacturing ($7-10B NATO market opportunity); multiple defense platform expansions

Notable Customers

U.S. Air Force (SBIR contracts, platform development); GE (licensing, LPBF validation partner); Essentium (OEM integration, wire-feed systems)

https://nuburu.net

Recent coverage of NUBURU

Official records

Filings, certifications, and programme counts AMPulse can show for this company.

  • [F] SBIR/STTR · 1 AM award · latest 2022
  • [F] Metal Printing with 2-D Imaging System for High Speed-Large Area Format Additive Manufacturing · 2022 · USD 1,500,000

AM patents

AM-relevant patents linked to this company.

Patents
35
Granted
11
Families
32

Leading domains: equipment (33), material (32), process (31)

Filings by year: 2024: 2 · 2023: 2 · 2022: 1 · 2020: 3 · 2019: 5 · 2018: 8

  1. Visible Laser Additive Manufacturing20250108457 · US
  2. BLUE LASER METAL ADDITIVE MANUFACTURING SYSTEM2020041786 · WO
  3. APPLICATIONS, METHODS AND SYSTEMS FOR MATERIALS PROCESSING WITH VISIBLE RAMAN LASER03832815 · EP
  4. ADDITIVE MANUFACTURING SYSTEM WITH ADDRESSABLE ARRAY OF LASERS AND REAL TIME FEEDBACK CONTROL OF EACH SOURCE2020047526 · WO
  5. Blue Laser Metal Additive Manufacturing System20240227025 · US

Funding rounds

  • Debt Financing$25M (unsecured debenture and warrants)2025-12Lead: YA II PN, Ltd. · Source
  • Public Offering$12M2025-09Source
  • Convertible Debt$5.15M (convertible funding commitment)2025Lead: Supply@ME Capital Plc · Source: PR
  • Strategic Funding Program$65M (including $15M direct investment and $50M equity line of credit)2024-10Lead: Liqueous LP · Source
  • IPO$350M (SPAC valuation ~$800M post-deal)2022Lead: Tailwind Acquisition Corp. · Source: SPAC Merger

Why this company matters

AMPulse analysis, not a company disclosure

NUBURU develops high-brightness blue laser systems for metal additive manufacturing and precision welding, addressing a long-standing limitation of infrared lasers: poor absorption on reflective metals such as copper, aluminum, and gold. Founded in 2015 and headquartered in Centennial, Colorado, the company positions its blue laser as a direct alternative to infrared fiber lasers used in LPBF and DED systems, claiming 3-4x faster build speeds and spatter-free processing on materials that typically absorb infrared poorly.

The core technology is a chip-based blue laser architecture that achieves what the company describes as the highest brightness in the industry, measured by beam parameter product. NUBURU's product line includes the AO Laser for standard brightness applications, the AI Laser for higher beam concentration, and an Area Printing Technology platform designed for rapid metal part production. The company has also expanded into defense and security systems through acquisitions and joint ventures, including directed-energy counter-drone systems and mobile additive manufacturing platforms for military components.

NUBURU's target customers include aerospace primes, defense contractors, automotive OEMs, and metal 3D printing system manufacturers. Notable partnerships include GE Additive for LPBF validation and Essentium for wire-feed metal 3D printing integration. The U.S. Air Force has awarded SBIR Phase II contracts for area printing development, with a project scope exceeding $20 million. The company also formed joint ventures with Maddox Defense for mobile drone manufacturing and Tekne S.p.A. for defense mobility platforms, reporting a $7.5 million backlog in defense orders.

The company's defensibility rests on a portfolio of over 170 granted and pending patents covering blue laser design, area printing methods, and material processing applications. Its primary competitive risk is the entrenched position of infrared laser incumbents such as Trumpf and EOS, which have limited incentive to adopt blue laser technology. NUBURU's pivot from pure laser hardware to integrated defense platforms introduces execution risk but also opens a larger addressable market beyond additive manufacturing.