General Atomics

Sigma Advanced Systems acquires Nasmyth

Nasmyth Group, a provider of specialist precision engineering services to the aerospace, defence and related industries, today announced its acquisition by Sigma Advanced Systems UK Ltd.



Image courtesy Nasmyth

Founded in 1994, Sigma Advanced Systems UK Ltd is a recognised global manufacturer and service provider of advanced defence systems and security solutions. 

With more than three decades of experience, Sigma specialises in the design, development and production of cutting-edge technologies including avionics, naval systems, communication systems, submarine platforms, radars and counter unmanned aerial systems.

This acquisition marks an important milestone in Nasmyth evolution, providing a strong and stable foundation for continued innovation, expanded capacity and the delivery of high-quality engineering solutions to customers worldwide. Sigma’s proven track record in design, development and manufacturing will bring valuable strategic insight and financial strength to support Nasmyth’s next phase of growth.

Pramod Raju, Director – Sigma Advanced Systems UK Ltd commented: “We are delighted to welcome Nasmyth group to the Sigma family. This acquisition is an important step to our growth strategy in the global aerospace industry. Sigma and Nasmyth will look to leverage Nasmyth’s Tier-1 supplier status to Major OEMs as they bid for large work packages. We look forward to supporting the company’s continued success and international expansion.”

John Rooney, CEO – Nasmyth added: “We are excited to begin this new chapter for Nasmyth. Sigma’s strategy aligns perfectly with our vision for growth and we are already investing in our facilities to increase capability and capacity to meet rising demand across the aerospace and defence sectors. Together, we are well positioned to build on Nasmyth’s long-standing reputation for quality, reliability and innovation.”

Nasmyth were advised by a team from Interpath and would like to extend their sincere thanks for their team’s invaluable support, guidance and commitment during the transaction process.

Chris Pole, Managing Director, Interpath commented: “We are pleased to have advised on this transaction, which brings together two highly complementary organisations, creating a formidable platform for continued growth and scalability. We wish them all the very best for the future.”

Related

Flarebright builds UK production capability for GPS-free drone navigation
Flarebright GPS free drone navigation
Flarebright builds UK production capability for GPS-free drone navigation
The UK SME is building its export business from a Buckinghamshire manufacturing base, with maritime applications next on its development agenda.
RAF roundels explained: Why Royal Air Force aircraft use different markings
RAF Red Arrows and Typhoon open Farnborough International Airshow 2022
RAF roundels explained: Why Royal Air Force aircraft use different markings
RAF roundels have identified British military aircraft for more than a century. Here's why Royal Air Force aircraft carry different markings, from Spitfires to today's stealthy F-35 fleet.
Aerospace Defence

3 Oct 2026

UK Government opens scheme to slash manufacturers’ electricity bills
Jonathan Reynolds
UK Government opens scheme to slash manufacturers’ electricity bills
Applications for the British Industrial Competitiveness Scheme (BICS) are now open to over 10,000 manufacturing businesses.
Aerospace Defence

2 Oct 2026

Flarebright builds UK production capability for GPS-free drone navigation
Flarebright GPS free drone navigation
Flarebright builds UK production capability for GPS-free drone navigation
The UK SME is building its export business from a Buckinghamshire manufacturing base, with maritime applications next on its development agenda.
RAF roundels explained: Why Royal Air Force aircraft use different markings
RAF Red Arrows and Typhoon open Farnborough International Airshow 2022
RAF roundels explained: Why Royal Air Force aircraft use different markings
RAF roundels have identified British military aircraft for more than a century. Here's why Royal Air Force aircraft carry different markings, from Spitfires to today's stealthy F-35 fleet.
Aerospace Defence

3 Oct 2026

Royal Navy tests autonomous systems against threats to critical underwater infrastructure
Exercise Repmus 2026 in Portugal
Royal Navy tests autonomous systems against threats to critical underwater infrastructure
The Royal Navy used NATO's REPMUS exercise in Portugal to evaluate autonomous vessels, underwater gliders and other emerging capabilities designed to detect underwater threats and protect critical infrastructure.
Defence

2 Oct 2026

Serco’s NadirEO to provide operational insights from Earth Observation data
Serco’s NadirEO to provide operational insights from Earth Observation data
The new NadirEO platform turns Earth Observation data into operational insight, bringing together multiple data sources, analytics and specialist partners to help organisations assess risk, monitor assets and make evidence-based decisions.
Member News Space

4 Oct 2026

SatVu’s HotSat-3 launches on SpaceX mission to double thermal satellite capacity
SAtVu HotSat
SatVu’s HotSat-3 launches on SpaceX mission to double thermal satellite capacity
SatVu has launched HotSat-3 aboard SpaceX’s Transporter-18 rideshare mission, adding capacity for high-resolution thermal intelligence from space.
Member News Space

2 Oct 2026

Orbex’s UK manufacturing assets and IP acquired by Omnidea
Omnidea engineering testing platform
Orbex’s UK manufacturing assets and IP acquired by Omnidea
Portugal's Omnidea has purchased the manufacturing assets and intellectual property (IP) of British rocket manufacturer Orbex UK, which ceased operations in February this year and went into administration.
Member News Space

2 Oct 2026

Cohort appoints Richard Mills as Group Strategy Director
Richard Mills
Cohort appoints Richard Mills as Group Strategy Director
Former Boeing executive Richard Mills will lead the growth strategy of Cohort and its seven subsidiaries which specialise in defence and security technology across the UK, Germany, Portugal and Australia.
BAE Systems proves complete counter-drone kill chain in Scotland trials
Container and Sensor
BAE Systems proves complete counter-drone kill chain in Scotland trials
BAE Systems has demonstrated its complete BATS counter-drone chain in Scotland, integrating sensors, electronic warfare and a gun system.
Security

1 Oct 2026

Doncaster Sheffield Airport takes another step towards reopening with new firefighting fleet
Doncaster Sheffield Airport fire appliance
Doncaster Sheffield Airport takes another step towards reopening with new firefighting fleet
Doncaster Sheffield Airport has ordered three specialist aviation firefighting vehicles as preparations continue for its planned reopening.