# Isembard

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/isembard

- Industry: Industrial Machinery
- Headquarters: London, UK
- Website: www.isembard.com
- Total disclosed funding: $59M
- Latest round: Series A (Mar 9, 2026)
- Investors on record: 11

## About

Isembard Ltd is a high-precision manufacturing company that utilizes advanced technologies to deliver complex parts for critical industries such as aerospace and defense.Isembard Ltd, founded in 2024, specializes in high-precision manufacturing services. The company has raised a total of GBP 7.000 mn from two deals, with its most recent deal occurring on April 24, 2025, during the Seed funding round led by Notion Capital. Isembard’s founder has a background in engineering with previous entrepreneurial experience. The company is headquartered in London, UK, where it operates its first modular manufacturing facility.Isembard specializes in high-precision manufacturing services, employing advanced technologies such as 5-axis CNC machining and Design for Manufacturing (DfM) support to produce complex parts with tight tolerances. The company's core offerings include machining metal, plastic, and composites, along with assembly services for mechatronics and structures, and plastic and composite molding tailored for critical industry components. Targeted end-use cases span aerospace, defense, and other critical industries, addressing the growing demand for military-grade parts, which can be produced quickly depending on complexity. Isembard operates modular manufacturing facilities, with its first unit located in London, and plans to expand across the UK to serve a diverse clientele across various sectors, ensuring localized production to meet customer needs efficiently.Isembard generates revenue through direct transactions with clients in the aerospace and defense sectors, leveraging a combination of B2B partnerships and direct-to-consumer sales. The company's business model revolves around fulfilling existing Bills of Materials (BOMs) and CAD files, estimating delivery times and costs via its proprietary software, MasonOS. Transactions typically involve tailored manufacturing contracts where clients specify their requirements, and costs are determined based on the complexity and volume of parts ordered. The revenue structure includes various pricing plans that cater to the specific needs of different sectors while ensuring quality, speed, and reliability remain prioritized. The company’s certifications, including ISO9001 and Cyber Essentials, further enhance its appeal to clients seeking dependable manufacturing solutions.In April 2025, Isembard Ltd raised GBP 7.000 mn in Seed funding to support its growth initiatives. The funding will be utilized to expand its first factory, grow its engineering team, and scale its technology platform to enhance production capabilities in defense, aerospace, energy, and other critical industries. Isembard is planning to launch new product lines designed to meet the demands of these sectors while focusing on expanding its operations into additional UK regions by the end of 2026.

## Funding rounds

- Series A, Mar 9, 2026, $49M — Union Square Ventures, Notion Capital, IQ Capital, Tamarack Global, CIV Investment Management
- Seed, Apr 24, 2025, $9.3M — Basis Capital, Notion Capital, Forward Capital Fund, NP-Hard Ventures, Material Ventures, 201 Ventures, Never Lift

## Investors

- Basis Capital — Seed
- Notion Capital (https://capitalatlas.ai/funds/notion-capital) — Seed, Series A
- Forward Capital Fund (https://capitalatlas.ai/funds/forward-capital-fund) — Seed
- NP-Hard Ventures (https://capitalatlas.ai/funds/np-hard-ventures) — Seed
- Material Ventures (https://capitalatlas.ai/funds/material-ventures) — Seed
- 201 Ventures (https://capitalatlas.ai/funds/201-ventures) — Seed
- Never Lift (https://capitalatlas.ai/funds/never-lift) — Seed
- Union Square Ventures (https://capitalatlas.ai/funds/union-square-ventures) — Series A
- IQ Capital (https://capitalatlas.ai/funds/iq-capital) — Series A
- Tamarack Global (https://capitalatlas.ai/funds/tamarack-global) — Series A
- CIV Investment Management — Series A