Diamond

Name

Diamond

Legal name

Diamond SA

Website

https://diausa.com

Company type

Private

Founded year

1958

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Headquarters

HQ city

North Billerica

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Fiber Optic Components Sales: Revenue from manufacturing and selling high-performance fiber optic connectors, adapters, active modules, splice/termination/test cables, and specialized components. B2B sales model with custom project-based engagement for demanding applications.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Diamond SA is a Swiss manufacturer of high-performance fiber optic interconnect solutions, designing and producing precision fiber optic connectors, adapters, active modules, splice/termination/test cables, and specialized components. The company serves demanding applications in photonics, quantum, space/avionics, defense, high-power laser, medical, industrial, and telecommunication markets. Its offerings are built on proprietary technologies including Active Core Alignment (ACA), Power Solution (PS/PS+), Polarization Maintaining (PM), Lensed Ferrule (XB), and Ultra-Low Loss (ULL) connectors, with vertically integrated in-house ceramic, metal, and plastic manufacturing in ISO 5-7 cleanroom facilities.

Product overview

Diamond SA is a Swiss company specializing in high-performance fiber optic solutions with vertical integration capabilities spanning ceramic, metal, and plastic manufacturing. The company offers a comprehensive portfolio organized around core product categories: Connectors & Adapters (including the world-renowned E-2000® connector, Ultra-Low Loss connectors, PS+ high-power connectors, and Mini AVIM® space-qualified connectors), Active Modules, Splice/Termination/Test Cables, and Fiber Optic Outlets for FTTH/FTTD applications. The product lineup is underpinned by proprietary technologies including Active Core Alignment (ACA), Low Loss/Ultra-Low Loss, Power Solution (PS), Polarization Maintaining (PM), Lensed Ferrule (XB), and High/Low Temperature Interconnects. Diamond serves diverse markets including Photonics, High Power, Quantum, Space/Avionics, Industrial/Harsh Environment, Defense, Medical, and Telecommunication sectors.

Differentiator

Problem solved

Functional benefit

Products and services

• E-2000® Connector World-renowned fiber optic connector invented by Diamond SA, featuring patented Active Core Alignment technology for consistently low insertion loss and a spring-loaded shutter mechanism for dust protection. Used across photonics, telecom, and demanding optical applications.
• Ultra-Low Loss (ULL) Fiber Optic Connectors High-performance fiber optic connectors designed to minimize insertion loss to unmatched levels, enabling greater efficiency and signal integrity for demanding applications in photonics, quantum, and telecommunication markets.
• PS+ (Power Solution Plus) Connector The most advanced high-power fiber optic connector interface handling up to 16W optical power on single-mode fibers, featuring Graded Index Fibers (GIF) for superior beam expansion and lower insertion and return loss compared to ball lenses.
• Mini AVIM® Connector Space-qualified fiber optic connector interface designed for high-power applications under vacuum conditions, including the PSt variant for space optics. Used in aerospace, space, and avionics applications.
• Connectors & Adapters Comprehensive range of fiber optic connectors and adapters for various applications and markets, including the E-2000, ULL, PS+, Mini AVIM, and other connector families.
• Active Modules Active fiber optic modules for signal transmission and reception in fiber optic systems.
• Splice, Termination & Test Cables Fiber optic cables and accessories for splicing, termination, and testing applications, including custom fiber and cable assembly solutions.
• Fiber Optic Outlets Fiber optic wall outlets for FTTH (Fiber to the Home) and FTTD (Fiber to the Desk) applications in the telecommunications market.
• Special Products Custom-designed and specialized fiber optic solutions tailored to specific customer requirements, including bespoke interconnects for demanding and non-standard applications.

Quantifiable outcome

• 16W optical power handling on single-mode fibers with PS+ connector

Segments8 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature9 records

Partnerships

One partnership is on record.

• 2B Lighting TechnologiesminorGTM or Marketing Partner · 1 January 2026Joint presence at World Quantum Cannes Festival 2026 (Booth B15) to discuss fiber optic interconnect solutions for quantum and photonics applications.

Scale indicators1 record

Recent moves5 records

Expansion highlights5 records

Direct peers

• Radiall: French specialty connector manufacturer with strong fiber optic and ruggedized interconnect offerings for aerospace, defense, and industrial markets. Comparable as a niche-focused connector specialist in space/defense and harsh environment applications.
• Sumitomo Electric: Major Japanese fiber optic component manufacturer producing connectors, fusion splicers, and specialty fibers for telecom, data center, and industrial laser markets. Comparable as an integrated fiber optic components supplier with overlapping end markets.
• Molex: Major electronic interconnect manufacturer (Koch subsidiary) with an extensive fiber optic connector and cable assembly portfolio. Comparable as a broad fiber optic and electronic connector supplier serving similar enterprise and OEM customers.
• Amphenol: One of the world's largest interconnect manufacturers with a broad fiber optic connector portfolio serving telecom, datacom, military, and industrial markets. Directly comparable as a fiber optic connector supplier with overlapping product categories and end markets.
• Furukawa Electric: Japanese fiber optic components and specialty fiber manufacturer with products spanning telecom, laser, and sensing applications. Comparable as a vertically integrated fiber optic component maker serving similar high-performance end markets.
• Senko Advanced Components: Specialist fiber optic interconnect company offering connectors, adapters, and related components for telecom, datacom, and industrial applications. Comparable as a focused fiber optic connector competitor with overlapping product lines.
• Hirose Electric: Japanese precision connector manufacturer with strong fiber optic and high-frequency interconnect lines serving telecom, test & measurement, and industrial markets. Comparable as a specialist connector company competing in similar precision optical interconnect niches.

Emerging players

• Lumentum: Photonics company producing lasers, optical components, and modules for telecom, 3D sensing, and industrial markets. Comparable as a photonics-adjacent company serving overlapping high-power laser and telecom end markets.

Broad incumbents

• 3M: Diversified industrial conglomerate with a fiber optic interconnect product line (including the now-divested communication markets division historically). Comparable as a broad incumbent with fiber optic interconnect products serving telecom and enterprise customers.
• TE Connectivity: Global leader in electronic connectivity with significant fiber optic offerings spanning telecom, data center, aerospace, and defense. Comparable as a large incumbent with overlapping fiber optic interconnect products and aerospace/defense customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/diamond-usa

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Diamond