London’s 50 Fastest Growing Mechanical Engineering Startups

At Best Startup London we track over 100,000 London based startups and over 500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.

We’ve ranked the top 50 Mechanical Engineering companies in London. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).

We selected the organisations listed in this article based on:

• Track record
• Executive leadership
• Market share
• Innovation
• ESG rating

Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Top Mechanical Engineering Companies & Startups (London)

CloudNC

Creating autonomous manufacturing

Swytch

Instantly convert any bike into an eBike (electric bike)

Co Print

Co Print is a technology that offers development for the 3D Printer industry.

BIG Atom

Recycling company on a mission to end polymer waste. They develop, build and operate new generation infrastructure for processing waste.

Carnot

Carnot is a developer of hydrogen engine used to reduce the fuel consumption and zero CO2 emissions.

efoldi

efoldi is a manufacturer of folding, compact mobility scooters.

New Motion Labs

Mechanical Engineering

Deep Science Ventures

DSV is a venture studio and a fund that develops a systematic, optimized approach to science company development and investment.

Lavelle Bikes

The ultimate ebike. Full carbon fibre and state of the art technology together with the most exclusive design

Kutoa

Kutoa is a startup developing flat-packed wind turbines to provide power to areas needing portable energy supply such as remote communities.

The Engineering Company

The Engineering Company’s mission is to trigger the next industrial revolution by building technology that radically accelerates invention.

Smiths Group

Smiths Group is a world leader in the practical application of advanced technologies.

Wevolver

Wevolver provides access to high quality engineering projects, to help people develop better technology.

LIBERTY Steel Group

LIBERTY is an industrial group specializing in metals recycling and manufacturing of wire rods with EAF melting and rolling facilities.

Babcock International

Babcock International is a work-based learning provider that provides training programmes to learners nationwide.

Liberty House Group

Liberty House is an international metals and industrial group.

ENODA

ENODA provides the transition to a zero-carbon energy system in a way that is economically sustainable for all.

Haydon Mechanical & Electrical

Haydon Mechanical & Electrical is a mechanical and electrical contractor.

Foresight Offshore Drilling

Foresight Offshore Drilling’s drilling experience began as part of the Foresight Group International back in 1989.

SIMEC

SIMEC Group is a multi-faceted commodity business spanning five continents, with extensive operations.

SSE Contracting

SSE Contracting is one of the UK and Ireland’s largest and most progressive mechanical and electrical contracting businesses.

Advanced Design Technology

Advanced Design Technology design software and services based on unique 3D inverse design technology.

Raphos

Technology, services, analytics

ENGYS

ENGYS harnesses open-source technologies for custom software development, consultancy, training and support to a wide range of industries.

Sylatech

Sylatech is specialized in manufacturing thin-wall and lightweight products, custom lost wax investment casting, and CNC machining.

Overfinch

Overfinch offers customization solutions for Land Rover and Range Rover cars.

Waterman Aspen

Waterman Aspen supplies professional and technical staff along with development and training to the engineering sector.

Foreman Roberts

Foreman Roberts is a designer of mechanical, electrical and public health engineering for buildings.

Micro Application Packages Ltd

Micro Application Packages Ltd is a provider of CAD, CAM and estimating software that supports fabrication and construction.

F H P E S S

FHP ESS is ana agency that provides building services engineering support to the Property Industry.

Cilantro Engineering

Cilantro Engineering is a multi-discipline building services contractor delivers reliable MEP Installation services.

Malthouse Industrial Holdings

Malthouse Industrial is a company which provides Flame Cutting, Steel Profiling, Lumsden Grinding, and Edge Machining services.

SeaQuest Systems

SeaQuest Systems is a company working in the design and manufacture of fish pumps and hydraulic systems for fishing and offshore vessels.

Longboat Energy

Longboat Energy is a mining company which provides infill drilling and near field exploration drilling services.

Smiths Specialty Engineering

Smiths Specialty Engineering is a division of Smiths Group that serves the international energy, communications and industrial markets.

Vulcatech Belting

Vulcatech Belting is a industrial engineering company, they manufacture for fresh produce users of conveyor belting and ancillary products.

Eclipse Petroleum Technology

Eclipse Petroleum Technology is a specialist production engineering company.

Mantra Interiors

Mantra Interiors provides IT installation, mechanical and electrical engineering, and interior design services to workplaces.

BESA Group

BESA Group, the UK’s trade association for building engineering services.

Bon Accord Engineering Ltd

Bon Accord Engineering provides the industry with a fast and reliable service in the supply and manufacture of fastening solutions.

CBG Consultants

CBG Consultants offers a wide range of building services such as energy assessment, mechanical and electrical engineering.

XPDG

XPDG is a UK based manufacturing firm with quality, speed, and customer service.

Pinnacle Power

Pinnacle Power offers energy networks, heating systems, O&M umbrellas along with funding, maintenance, and consultancy services.

Cambridge Engineering Technology

Cambridge Engineering Technology provides engineering product development, engineering design, modeling and project management services.

ERIKS UK

ERIKS UK is a manufacturing company that provides a variety of engineering components and technical services to a wide range of sectors.

AltEnergis

AltEnergis focusing on the development and commercialisation of Intellectual Property.

Pritt & Company

Pritt & Company offers nonferrous metal products, brand management, engineering maintenance, packaging and project consulting services.

Abex Engineering

Abex Engineering is a mechanical engineer to bridge the gap between manufacturers & end-users in the industrial sectors.

Envisage Systems

Envisage Systems is a supplier of industrial vision inspection systems.

REFLETS.expert

REFLETS.expert provides engineering expert services to international clients and law firms.