Construction Tech Startups

Sensmore builds Machine Assist, a physical AI system that gives drivers of heavy machinery real-time situational awareness and collision warnings for people, other machines, and static objects. It combines 4D radar, physical AI, and RTK GNSS localization in a hardware kit aimed at industrial and mining operations.

2 investors

Sequestr provides working capital financing to farmers, landowners, and project owners in climate-related sectors including renewable energy, sustainable agriculture, and forestry, while aligning with corporate environmental objectives. The distributed team develops financial services and zero-waste market solutions focused on climate mitigation projects.

2 investors

SES AI develops lightweight Li-Metal and Li-ion batteries and AI systems for material discovery, manufacturing quality control, and battery safety monitoring. Its batteries and software target applications including EVs, urban air mobility, drones, robotics, energy storage, and consumer electronics.

2 investors

Shepherd combines underwriting expertise with technology to modernize commercial insurance risk selection, pricing, and servicing.

2 investors

SignOnSite provides digital safety management software for construction sites, replacing paper-based compliance processes with mobile forms, worker passports, and digital briefings. The platform serves construction companies and site managers seeking to improve worker safety compliance and streamline reporting.

2 investors

SketchPro is an AI assistant that integrates directly into Autodesk Revit to automate construction documentation tasks for architects and engineering firms. The tool generates dimensioned floor plans, tagged elements, and standardized sheets while enforcing firm-specific standards and reducing repetitive work by approximately 10x.

2 investors

Skylark Drones builds software infrastructure for the drone ecosystem, including AI-based analytics that turn aerial data into business insights, secure flight execution tools for service providers, and airspace compliance for manufacturers. It serves industrial enterprises, drone service providers, hardware manufacturers, and pilots, with a regulatory focus on Indian airspace.

2 investors

SmartBarrel builds a hardware time clock and time-tracking system designed for construction job sites, using a device with its own power source, internet connection, and worker verification to record on-site labor hours. It serves construction contractors and project managers tracking workers across multiple sites.

2 investors

Snaptrude is a cloud-based design platform for architects and interior designers, supporting real-time, BIM-ready collaboration to accelerate concept design workflows. It serves the architecture, engineering, and construction (AEC) industry.

2 investors

Soil Safe recycles contaminated soil from construction projects, processing it into an engineered, permitted product with documented recycling. It serves construction customers and developers on both U.S. coasts through its recycling facilities.

2 investors

SouthernCarlson supplies construction fasteners, tools, packaging, and related products along with services such as plant installs, takeoffs, and deliveries. It serves commercial, multi-family, and residential construction, manufacturing, distribution, hardware stores, lumberyards, and wholesale building materials customers.

2 investors

Spacer Robotics builds autonomous AI robots for construction, starting with GRID, a mobile robot that automates rebar tying on commercial job sites using computer vision and self-navigation. Its roadmap extends to semi-humanoid robots for high-complexity site tasks and future lunar construction robots.

2 investors

Spacial is an AI-powered pre-construction platform that turns 2D building drawings into coordinated, code-aware construction documents, generating structural, mechanical, electrical, and plumbing plans within a single building model with automated code and clash checks. It serves builders, architects, structural engineers, and developers, and also offers licensed engineering, architectural design, and MEP services for residential projects.

2 investors

Specter automation is a ConTech startup that builds software for digitizing construction sites, designed together with construction site users such as site managers and foremen. The company serves the construction industry with tools intended to support rather than replace on-site work.

2 investors

SPM Avto is a manufacturer of specialized transport vehicles equipped with crane-manipulator systems, serving customers across Russia through a network of dealers and service centers. The company also produces utility equipment and develops unmanned aerial vehicles.

2 investors

SRL supplies and hires portable and temporary traffic management equipment, including traffic signals, variable message signs, and site CCTV and monitoring cameras. It serves construction, roadworks, and events sectors with equipment hire and support across the UK.

2 investors

SRS Distribution operates a national network of independent regional distributor brands that stock and deliver building products, with a focus on roofing materials, to professional contractors. It runs over 430 branches across the U.S. and offers Roof Hub, an online and mobile tool for managing orders, deliveries, and account activity.

2 investors

Stitch3D is a cloud-based platform for hosting, viewing, and collaborating on point clouds, LiDAR scans, orthos, and other 2D/3D spatial data through a browser, with a real-time multiplayer web viewer, georeferenced maps, and volume and reporting tools. It serves drone operators, surveyors, and teams in utilities, military/law enforcement, AEC, oil & gas, and mining for reality capture workflows.

2 investors

Stray OS develops AI-powered image processing solutions for construction jobsites to improve safety, efficiency, and productivity by digitizing visual data and generating insights.

2 investors

Structured uses AI and computer vision to automatically review architectural and engineering drawing packages, checking for compliance violations, coordination conflicts, and scope gaps across disciplines including architecture, structural, MEP, and civil engineering.

2 investors

SubBase is construction procurement software for managing material and equipment workflows, including invoicing, pricing, spend control, and inventory. It serves construction firms and contractors and integrates with tools like Procore, Sage, QuickBooks, and Acumatica.

2 investors

Sublynk operates a B2B certified network of vetted contractors and subcontractors, verifying licenses, insurance, certifications, and background checks so pros and businesses can connect and onboard partners quickly. It provides custom onboarding and credentialing workflows for general contractors and subcontractors in the construction industry, without charging lead fees or taking project margins.

2 investors

SupplyHog provides ecommerce solutions for hardware and building supply stores, operating as an online marketplace for construction materials. Originally launched in 2010 as a reverse auction platform, it pivoted to ecommerce and was acquired by a construction industry company in 2016.

2 investors

TDRI develops Time-Domain Reflectometry (TDR) technology for real-time moisture monitoring in road infrastructure and construction. The company provides data-driven solutions to help infrastructure developers and government agencies optimize maintenance, extend asset lifespan, and reduce environmental impact.

2 investors