Construction Tech Startups

A web-based tool for early-stage building project estimation that helps architects and developers quickly model scenarios and assess CO2 footprints across different building typologies.

1 investor

reebuild is an AI-powered accounting operating system for construction companies and real estate developers that automates invoice processing, cost management, and financial reporting by extracting structured data from unstructured documents and job site records. The platform integrates with existing accounting software and supports German and Austrian compliance requirements.

1 investor

The page content describes Autodesk Tandem, a digital twin platform for buildings that lets AEC professionals create data-rich digital replicas from BIM models and connect facility data for operational insights. The content does not describe Reekoh; it appears to be Autodesk Tandem marketing material for facility owners and construction/architecture professionals.

1 investor

A real estate and fitness design company that creates innovative gym, health club, and flexible workspace facilities, supported by extensive experience in property marketing and development.

1 investor

Benewtral develops solutions aimed at making the construction industry more environmentally friendly, focusing on reducing water, energy, and cost use. The page emphasizes innovation, efficiency, and responsibility in construction.

1 investor

Relion Inc. is a non-profit organization that provides free content and resources to help people around the world plan and build their dream homes, balancing preferred home styles with individual lifestyles.

1 investor

Rematter manufactures a circular ceiling system for the construction industry, using locally available regenerative materials such as wood and clay to store CO₂ and reduce embodied emissions. Its products aim to match the technical performance of conventional concrete solutions while offering better sustainability and competitive pricing.

1 investor

Remi is a residential roofing company that provides roof replacement and repair with an upfront guaranteed price and no mid-project markups. It serves homeowners, offers solar bundling and insurance-claim support, and includes workmanship and manufacturer warranties.

1 investor

Renaissance Downtowns is a real estate development company that creates mixed-use, walkable communities in partnership with municipalities, focusing on economic, social, and environmental sustainability. It has served as master developer for five municipalities across the northeastern United States, representing over 20 million square feet of development rights.

1 investor

Rendesco designs, installs, and operates heat pump and battery storage systems for residential and commercial properties to reduce energy costs and carbon emissions. The company provides end-to-end solutions including compact cylinder-free heat pump systems, cloud-based optimization platforms, and funded clean heat networks for developers and social housing projects.

1 investor

Renewate provides a software platform for interior design, architecture, and construction firms to manage sales, project estimates, bills of quantities, payments, and progress reporting. The product functions as an operating system for design and material manufacturing companies and their partners, using AI-assisted flows to generate documents, automate reports, and track project economics.

1 investor

Renggli is a timber construction company and general contractor building energy-efficient wooden structures for architecture firms, investors, and private clients. With over a century of experience, it also co-owns timpla, which operates a timber modular construction facility in Germany.

1 investor

Renno is an escrow-based payment platform for contractors, where clients fund a project upfront into a regulated escrow account and milestones are paid out instantly once completed and approved. It also provides a shared workspace for scope, milestones, proof-of-work uploads, communication, and invoicing, and is available in the United Kingdom and the Netherlands.

1 investor

Renofy provides an AI-driven customer acquisition service for renovation and remodeling contractors, generating exclusive high-intent inquiries, qualifying them, and booking home-estimate appointments directly into the contractor's calendar. It also automates follow-ups and performance tracking, operating on a pay-on-results model.

1 investor

Renovation Systems provides integrated property renovation technologies and services for the multifamily housing industry, coordinating unit turnovers through a network of specialized subcontractors and internal processes.

1 investor

Rent (レント) is a Japanese equipment rental company focused on expanding its rental machinery lineup based on customer needs and operational efficiency. The company develops original rental equipment specifications, including eco-friendly machines powered by biodiesel fuel (B100), to serve construction and industrial customers.

1 investor

RenuLogix provides engineering, procurement, construction, and project management services for solar, storage, and EV charging infrastructure projects. The company serves developers and operators seeking reliable project delivery backed by technical expertise and customer service.

1 investor

Repipe Specialists provides residential and multi-family building repiping services using high-quality materials, completing projects in 1-2 days with a lifetime warranty. The company serves homeowners and building owners across the United States.

1 investor

Resort Na Výsluní is a residential development in Bakov nad Jizerou, Czech Republic, offering modern, barrier-free apartments for seniors, families with children, and individuals within an intergenerational community. It uses a cooperative housing model with a 30% initial payment and monthly rent, and provides on-site services such as healthcare and shops.

1 investor

Ressio is a construction management platform for custom home builders and remodelers that combines estimating, proposals, budgets, selections, scheduling, change orders, invoicing, and client communication in one system, with QuickBooks syncing for cost tracking. It includes an AI layer called Mason that reads and writes across projects, budgets, schedules, and client threads to automate workflows.

1 investor

Reunion Crossing is a residential condominium and townhome development in Toronto, offering open-concept suites and townhomes with shared amenities near The Stockyards, The Junction, and Corso Italia. It is developed by Diamond Kilmer Developments, which builds ground-related and midrise home ownership properties in neighbourhoods close to Toronto's core.

1 investor

Revive Infrastructure Group provides telecommunications and utility infrastructure construction services, including telecommunications installation, broadband deployment, and utility contracting across multiple regions.

1 investor

Reviway builds fully automated vehicles for road maintenance that perform preventive and long-lasting repairs to asphalt without ground personnel, using advanced automation and infrared technology. The system operates 24/7 in urban areas, reuses existing asphalt to reduce material waste, and enables cost savings up to 70% compared to traditional road repair methods.

1 investor

Revizto develops a collaboration platform for the AECO (architecture, engineering, construction, and operations) industry, unifying architects, engineers, contractors, and owners in a shared 2D/3D workspace. The tool is aimed at construction and design teams delivering complex building projects.

1 investor