Construction Tech Startups

Grayson Capital develops and manages real estate projects focused on healthcare facilities, multifamily housing, and public-private partnerships, emphasizing sustainability and community impact.

1 investor

Greenrise Technologies provides stormwater compliance and erosion control services, including certified bioretention soils, SWPPP management, and vegetated/green roof design, installation, and maintenance. It serves commercial, municipal, and infrastructure construction projects using green stormwater infrastructure such as bioretention, permeable pavers, and modular green roof systems.

1 investor

Green Diamond produces performance materials—blasting abrasives, foundry sand, and roofing granules—made from magnesium orthosilicate that contain no free silica. The company mines its material from a reserve in Riddle, Oregon and supplies industries such as surface preparation, shipbuilding, automotive, roofing, foundry casting, and powder coating.

1 investor

Greenfluidics designs living façades—integrated biological systems for building exteriors—that bring nature into urban environments. The company serves architects, developers, institutions, and global brands seeking to reconnect cities with natural spaces.

1 investor

Greenkub designs and builds wooden structures in France — garden studios, home extensions, and full RE2020-compliant timber-frame houses — as turnkey projects prefabricated in its workshops and assembled on the customer's site. It serves homeowners seeking additional living space or new construction, managing the full process from design through administrative permits to installation.

1 investor

G R Infraprojects Limited (GRIL) is an Indian infrastructure company that executes EPC and construction projects across road/highway, railway, tunnel, power transmission, and smart mobility segments, and operates multi-modal logistics parks. It also runs in-house manufacturing facilities for materials processing and undertakes project repair and maintenance, serving public and government infrastructure development across India.

1 investor

groSolar provides design-build engineering and construction services along with ongoing operations and maintenance for solar PV projects, including solar-plus-battery-storage installations. It serves commercial and utility-scale solar customers in the United States.

1 investor

Ground Control provides facilities management for factories, covering site selection, feasibility, design, construction coordination, and ongoing operations. It supports hardware companies through the full lifecycle of building and running manufacturing sites, including permitting, budgeting, vendor management, and campus expansion.

1 investor

Groundhawk develops software for mapping and documenting underground infrastructure such as electricity and fiber networks with centimeter-level precision, capturing as-built data directly during construction. It serves contractors and network owners, and is used by over 40 contractors across 6 countries.

1 investor

Novetio is a building renovation company formed from the merger of two long-established firms (SMRD-BAT 92 and HARMONIE) in the Île-de-France region of France. It handles renovation projects including accessibility improvements, post-disaster restoration, and energy performance upgrades for residential buildings and co-ownership properties.

1 investor

Myrium is a French building services group that performs all technical trades involved in the maintenance and performance of existing buildings, combining maintenance and renovation work with a focus on energy efficiency. It serves collective buildings including offices, residential and social housing, retail, healthcare, public institutions, local authorities, and industrial clients.

1 investor

Terideal is a French company specializing in landscaping, public works, building, sports fields, and electrical/irrigation services for urban development, serving businesses and municipalities across some 40 areas of expertise. With around 2,500 employees, it designs, builds, and maintains outdoor and natural spaces with a focus on sustainable development.

1 investor

Unaferm designs and installs custom-made shutters and windows, working across three generations of the family business. It offers tailored solutions to client specifications, with Qualibat certification.

1 investor

GRT operates a resource regeneration facility on Vancouver Island that washes and sorts excess soils, hydrovac and dredge material to produce recycled aggregate products such as rock, gravel, sand and silt. It serves the construction market as an alternative to landfilling and quarrying, using a closed-loop water treatment system.

1 investor

Gruppo Everest is an Italian industrial platform that aggregates specialized companies to design, build, and maintain photovoltaic, electrical, and mechanical systems for civil, commercial, and industrial buildings. It serves industrial, agricultural, civil, utility, and professional investor clients across Italy, covering the full lifecycle of technological installations.

1 investor

Gryps is a managed AI platform that connects, organizes, and analyzes construction and facility project data, offering document search, pre-built dashboards, and automated review of change orders, invoices, and compliance records. It serves construction and facilities teams at owners such as universities, hospitals, and large infrastructure programs.

1 investor

GSE is a general contractor for commercial and industrial real estate, managing projects end-to-end from design and construction to delivery. It serves companies, investors, developers, and public authorities across France and Europe, building logistics platforms, industrial facilities, offices, data centers, and parking structures with a focus on sustainable construction.

1 investor

Guardian Fire Services owns and operates a nationwide network of local fire protection and life safety companies across the U.S., providing inspection, testing, maintenance, repair, and installation of fire sprinklers, alarms, pumps, extinguishers, emergency lighting, and suppression systems. It serves commercial high-rises, industrial facilities, healthcare institutions, warehouses, and specialty projects.

1 investor

Guide (GuideArch) provides architecture, planning, and design services for healthcare facilities, including hospitals, behavioral health centers, ambulatory surgery and outpatient care, medical offices, and community and rural health facilities. It serves health systems, hospitals, and clinics with services spanning campus masterplanning and specialized clinical unit design.

1 investor

Guildyn is a platform that connects homeowners with vetted trades for renovation projects, using structured contracts, shared timelines, and milestone-based payments with a ~9% platform fee. It supports multi-trade crew coordination and apprentice inclusion, and is launching city by city in SW Ontario, Canada.

1 investor

Générale Vosgienne d'Agencement (GVA) is a fit-out company that designs and builds turnkey commercial spaces and public-facing establishments, with in-house metalwork and joinery workshops producing custom and series furniture. It serves retail franchises, independent brands, and private clients across sectors such as retail, restaurants, fast food, optics, dry cleaning, and daycare centers in France and Europe.

1 investor

H2Corporation develops AI-based construction estimation (AI積算) software for general contractors and subcontractors, using computer vision to automate quantity takeoff and improve efficiency of construction workflows. The company builds products for the construction industry in Japan.

1 investor

Habitat India works to provide shelter and sanitation to families across India, with the aim of improving family safety and wellbeing. It is a nonprofit housing initiative operating in India.

1 investor

Halp is developing a platform for building assessments designed specifically for building engineers.

1 investor