Marine Defence Engineering Innovation for the Future

About Us

Established to take the lead, in marine defence innovation, our group brings together five specialist subsea companies, to form a pool of technical excellence.
Our skilled team combines expertise and cutting-edge technology, to resolve complex challenges and push the boundaries of marine defence.

Silverctest Subdimension Pte Ltd

Engineering Excellence for Tomorrow's Challenges

Manned Submarine Design & Manufacturing

Developing innovative solutions to meet todays marine defence needs

Mini-Submarine Armaments & Sensors

Cost effective defensive & offensive weapons & sensors

SDV & DSDV Design & Manufacturing

Next generation of SDVs & DSDVs. Faster - Deeper - Further.

DSRV Design, manufacturing & upgrades

We can design a brand new DSRV to meet your specification, or upgrade your existing vehicles to meet modern standards

Special Forces

Bespoke designs to meet the varied operational requirements of marine Special Forces

Electronics & Software

We produce our own bespoke control software & electronics, customized to our clients specific requirements

No. 0521.7/782 Naval Engineering Command, Royal Thai Navy, 2, Arun Amarin Road, Siriraj, Bangkok Noi, Bangkokl0700, THAILAND. June,2009 To Whom It May Concern Sub Dimension Engineering Co., Ltd., in conjunctlon With Silvercrest Submarines. UK, are presently undertaking a joint venture project together with The Royal Thai Navy to design & manufacture a manned submarine. The said submarine shall become part of the Royal Thai Navy's fleet of vessels.
Royal Thai Navy

Impressive attention to detail and innovative approaches! Highly recommended.
Laura Thompson
Industry Professional

The team’s expertise transformed our concept into reality with outstanding results.
Jordan Lee
Project Coordinator

196 PANDAN LOOP #01-17 PANTECH BUSINESS HUB SINGAPORE (128384)