Hardware Startups

Build Additive develops automated masonry technology for residential home construction, aiming to improve housing accessibility and affordability through wall system automation.

1 investor

Build4Performance builds high-end racing simulator hardware for F1 and GT driving, featuring motion platforms with legs that move 150mm to simulate racing forces, a carbon-fiber seat, and a five-point harness. The simulators are aimed at racing enthusiasts and home users seeking a realistic driving experience.

1 investor

Praxis is a first-check lead investor and co-creator focused on digital manufacturing businesses, backing and building companies in the manufacturing technology space. It works with founders as an early-stage investor and active board member.

1 investor

Bulk Tank manufactures and distributes parts and equipment for pneumatic tank trailer systems across North America and internationally. The company serves the tank trailer and logistics industries with replacement parts and supply solutions.

1 investor

Bumblebee Power develops position-tolerant wireless charging technology for electric scooters, e-bikes, autonomous industrial and delivery systems, and portable devices, offering greater charging distance, misalignment tolerance, and lighter magnetics than standard inductive charging. A spin-out of Imperial College London's Wireless Power Lab, it works with clients across micro-mobility, autonomous systems, and electric vehicles at power levels from 50 W to 10 kW.

1 investor

Tharsus is a product design and manufacturing partner that takes complex technology products—described as "strategic machines"—from concept through to volume manufacturing. It serves companies across industries such as logistics automation, having built warehouse robots for the Ocado Smart Platform.

1 investor

Buoy offered a smart home water controller that provided leak detection, water shutoff protection, and water usage data via a connected app. The product has been discontinued, and it is now associated with Resideo, which supports home comfort and security solutions.

1 investor

Buoyant operates electric, self-flying blimps as a turnkey aerial advertising and brand-experience service, handling envelope design, printing, flight operations, and audience engagement. It serves brands and organizations running marketing campaigns and events, offering features like custom graphics, WiFi lead capture, and live-streaming.

1 investor

Burdinberri is a Spanish precision machining and engineering company that designs and manufactures large-scale tooling, jigs, and components for sectors such as aerospace, rail, wind energy, and nuclear fusion. Operating since 1984 with over 20 machining centers, it offers turnkey services from design through commissioning for parts of any size and material.

1 investor

Burn Stoves manufactures cookware and grills in Kenya using local production to reduce costs. The company produces stainless steel cookware sets and charcoal-compatible grills designed for durability and affordability.

1 investor

BURNHARD designs and manufactures gas grills, pizza ovens, and BBQ equipment for outdoor cooking enthusiasts. The company, based in Düsseldorf, develops its products in collaboration with a community of BBQ enthusiasts and offers guides and recipes alongside hardware.

1 investor

Burnside Autocyl manufactures custom hydraulic cylinders for mobile applications, providing OEM solutions to sectors including materials handling, construction, transportation, agriculture, and waste recycling. Founded in 1974, the company combines in-house manufacturing with R&D capabilities.

1 investor

Burroughs provides field service, maintenance, onboarding, and support for payment, transaction, kiosk, ATM, and self-service hardware across industries including banking, retail, vending, and parking. It serves financial institutions, kiosk and vending operators, and enterprise clients that rely on mission-critical devices, and also offers smart safe cash management solutions.

1 investor

BranValt makes harvest optimization tools for farmers and custom harvesters, including grain loss measurement systems and combine concaves designed to reduce grain loss and dockage. Its products are field-tested across different crops and geographies to help growers improve harvest quality and capacity.

1 investor

Buster + Punch manufactures portable table lighting fixtures designed for indoor and outdoor use, with rechargeable battery power and touch-dimmable controls.

1 investor

BÜTER Group is a European manufacturer of custom-engineered hydraulic and pneumatic cylinders and lifting-technology products (lift tables, work platforms, and lifts) used in agricultural and construction machinery, vehicle manufacturing, logistics, and intralogistics. It supplies OEM manufacturers with precision-made cylinders featuring patented processes such as fully bolted construction and laser welding.

1 investor

Butterfly Air makes indoor air quality (IAQ) monitoring devices — including the Morpho, Antenna, Sapho sensors and Chrysalis hub — that display air quality through colour-changing "gloWING" interfaces and a companion app with AI-driven personalised tips. Built in the UK with sustainable, recycled materials and developed with Imperial College London, the products target homes and buildings seeking to meet WELL air quality standards.

1 investor

Butterfly Medical develops a minimally invasive medical device for treating benign prostatic hyperplasia (BPH), an enlarged prostate condition affecting older men, by retracting the prostate's lateral lobes without cutting, burning, or puncturing tissue. The device-based treatment is reversible and is being evaluated in clinical trials for urology applications.

1 investor

Buttimer Engineering designs and delivers customized engineering solutions for pharmaceutical, data center, food & beverage, port infrastructure, energy, and manufacturing sectors. Operating internationally with facilities across Ireland, the UK, Poland, and the UAE, the company provides mechanical, electrical, controls, and automation services.

1 investor

Button manufactures an AI-powered wearable device that activates only when a user presses a physical button, avoiding always-on listening. The device connects via Bluetooth to a smartphone and provides instant voice responses.

1 investor

BuyBackBooth builds AI-powered kiosks for smartphone diagnostics, grading, and valuation, used for trade-ins, repairs, insurance and warranty claims, refurbishing, and recycling. Its hardware and software serve wireless retailers, carriers, insurers, repair shops, refurbishers, recyclers, and marketplaces, with API integration and fleet management for device lifecycle operations.

1 investor

Vigilant Solutions, part of Motorola Solutions, provides license plate recognition (LPR/ALPR) hardware and software, including fixed, mobile, and quick-deploy plate reader cameras with OCR-based analytics. Its systems serve law enforcement agencies, parking operations, residential communities, and private businesses for investigations, traffic monitoring, and access control.

1 investor

BYLD Innovations develops portable and foldable 3D printers for engineers requiring on-demand and on-site printing capabilities. The company operates in the 3D printing and hardware manufacturing sector.

1 investor

Loftie is a wellness company that designs stylish bedside devices and products to help people improve sleep quality and reduce smartphone dependency. The company serves consumers seeking better rest and addresses the global sleep deficit through hardware designed with privacy and simplicity in mind.

1 investor