# Zacua Ventures

> Zacua Ventures is a VC fund in Burlingame backing Construction and Software. See 32 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Burlingame, United States
- Total investments: 32
- Last investment: May 2026
- Lead investor: 50%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/zacua-ventures
- X (Twitter): https://twitter.com/ZacuaVentures
- Website: https://zacuaventures.com

Zacua ventures is an early-stage VC focused on investments in the Built Environment at a global scale.

## Contacts

5 contacts available for Zacua Ventures. Shizune tracks 1 team members at Zacua Ventures. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/zacua-ventures?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.3M–$11M |
| Series A | $5.8M–$24M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Construction | 14 | 44% |
| Software | 6 | 19% |
| Artificial Intelligence | 5 | 16% |
| SaaS | 3 | 9% |
| Robotics | 2 | 6% |

38 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 13 | 41% |
| Pre-Seed | 6 | 19% |
| Series A | 5 | 16% |
| Series B | 1 | 3% |
| Convertible Note | 1 | 3% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 10 | 31% |
| Germany | 2 | 6% |
| Canada | 1 | 3% |
| Sweden | 1 | 3% |
| Ecuador | 1 | 3% |

8 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Juan Nieto Villamandos | Founding Partner & General Partner | 5 | https://shizune.co/investors/profile/juan-nieto-villamandos |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Wenti Labs | Wenti Labs provides an AI agent that helps construction teams capture, track, and report defects and safety issues. The platform lets users snap photos on site and have structured reports automatically generated without manual data entry. It integrates with existing communication and project coordination tools to keep discussions, changes, anddecisions in sync. The system supports role-based access control, configurable data hosting options, and does not train its language models on customer data. It is designed for contractors, developers, and specialist builders who need construction-focused workflows and automated reporting. |  | Pre-Seed | May 01, 2026 |  |
| CONXAI | CONXAI develops a no-code artificial intelligence platform designed to automate knowledge-intensive workflows in the architecture, engineering, and construction industries. The company enables organizations to transform fragmented project data, documents, and tacit human expertise into structured, actionable insights that support decision-makingand operational efficiency. Its platform uses smart AI and systems with multiple agents to look at different types of data like documents, images, and project records, so users can create and use AI solutions without needing to know how to code. These capabilities support tasks like project monitoring, risk assessment, and workflow automation across complex construction environments.CONXAI focuses on addressing challenges related to siloed data and undocumented knowledge in construction projects, where critical information is often dispersed across tools and stakeholders. By integrating and contextualizing this data, the platform enables improved collaboration, visibility, and control throughout the project lifecycle. | $5.8M | Series A | Apr 07, 2026 |  |
| Neuron Factory | Neuron Factory is an AI technology company specializing in the development of advanced AI coworker platforms designed for complex enterprise environments, with an initial focus on the construction industry. The company’s platform leverages a proprietary enterprise task graph, enabling AI agents to intelligently coordinate, delegate tasks, andfacilitate real-time decision-making across large organizations. |  | Seed | Mar 31, 2026 |  |
| Gravis Robotics | Gravis Robotics develops retrofit autonomy systems for heavy construction machinery, converting standard excavators and loaders into AI-enabled, semi- or fully-autonomous earthmoving machines. The company installs a rooftop-mounted “Gravis Rack”, a suite of sensors, compute, and automation hardware, along with a touchscreen interface called “GravisSlate,” allowing operators to control equipment manually, with augmented assistance, or automatically. Its system adds capabilities like real-time 3D surveying, terrain-aware excavation, adaptive cycle-time optimization, and remote or on-site control. Gravis serves contractors, rental firms, and equipment fleets seeking to increase throughput, improve safety, and reduce variability on job sites. | $23M | Seed | Nov 28, 2025 |  |
| Track3D | ConstructN enables asset owners, contractors, and project managers, to have complete, accurate, measurable, and accessible construction. | $10M | Series A | Sep 23, 2025 |  |
| Track3D | ConstructN enables asset owners, contractors, and project managers, to have complete, accurate, measurable, and accessible construction. | $10M | Series A | Sep 23, 2025 |  |
| Raise Robotics | Raise Robotics equips contractors with an extra set of hands. We help our customers build better by ensuring high-quality construction and creating safer job sites. With our machines, it’s easy, safe, and fast to get great results. Let’s build. | $7.8M | Seed | Jul 30, 2025 |  |
| Raise Robotics | Raise Robotics equips contractors with an extra set of hands. We help our customers build better by ensuring high-quality construction and creating safer job sites. With our machines, it’s easy, safe, and fast to get great results. Let’s build. | $7.8M | Seed | Jul 30, 2025 |  |
| BuildCrew.Ai | BuildCrew.AI: Digital Interns™ for Construction While your team focuses on winning projects, our Digital Interns™ handle the tedious tasks: precise takeoffs, accurate estimates, comprehensive drawing reviews, and detailed building code research. Purpose-built to understand AEC drawings, specifications, and construction workflows, Digital Interns™independently execute complex processes—from initial takeoffs through to code compliance. Powered by our Deep Digital Project Model™, our solution creates digital twins that eliminate fragmentation and ensure consistent, reliable data throughout the entire project lifecycle. Our proprietary artificial orchestration and framework and real-world validation have proven to save hundreds of saved hours per company. Our labor-assistive technology amplifies human expertise, delivering better accuracy, faster turnarounds, and a clear competitive advantage. World-Class Backing: BuildCrew.AI is backed by Vinod Khosla, the same investor who wrote the first check in OpenAI and many other successful companies. Plus we have Zaccua Ventures, one of the leading Construction Tech VCs backed by top minds and brands in the AEC space. Also in the mix: Embedding VC, an AI-focused fund with an AI-experienced team. Proven Track Record: Our team has invented, built and scaled Construction Technology and cutting-edge Computer Science products for more than a decade. Products that still make thousands of teams more successful daily and take burdens off their shoulders. |  | Pre-Seed | Jun 20, 2025 |  |
| Algoma | Algoma is a digital architect and engineer for sustainable buildings and reducing carbon footprints in the building industry. | $2.3M | Seed | May 15, 2025 |  |

10 of 32 investments shown.

## Co-investors
- [Argonautic Ventures](https://shizune.co/investors/profile/argonautic-ventures) — VC Fund, 5 deals together
- [DivcoWest](https://shizune.co/investors/profile/divcowest) — VC Fund, 4 deals together
- [Fifth Wall](https://shizune.co/investors/profile/fifth-wall-ventures-management) — VC Fund, 4 deals together
- [Ironspring Ventures](https://shizune.co/investors/profile/ironspring) — VC Fund, 4 deals together
- [Arup](https://shizune.co/investors/profile/arup) — VC Fund, 3 deals together
- [Arup Ventures](https://shizune.co/investors/profile/arup-ventures) — VC Fund, 3 deals together

## Similar investors

### Similar industry
- [Brick & Mortar Ventures](https://shizune.co/investors/profile/brick-mortar-vc) — VC Fund
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Foundamental](https://shizune.co/investors/profile/foundamental) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

### Similar country
- [BuenTrip Ventures](https://shizune.co/investors/profile/buentrip-ventures) — VC Fund
- [FinDev Canada](https://shizune.co/investors/profile/findev-canada) — VC Fund
- [Innogen Capital](https://shizune.co/investors/profile/innogen-capital) — VC Fund

## Featured in investor lists
- [Construction Investors](https://shizune.co/investors/construction-investors)
- [Construction VC Funds](https://shizune.co/investors/construction-vc-funds)
- [Real Estate Investors](https://shizune.co/investors/real-estate-investors)
- [Real Estate VC Funds](https://shizune.co/investors/real-estate-vc-funds)
- [Proptech VC Funds](https://shizune.co/investors/proptech-vc-funds)
- [Construction Investors in United States](https://shizune.co/investors/construction-investors-united-states)

## FAQ

### What does Zacua Ventures invest in?

Zacua Ventures invests primarily in Construction, Software and Artificial Intelligence startups, most often at Seed and Pre-Seed stage. Most of the 32 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Zacua Ventures's check size?

Zacua Ventures typically joins rounds of $2.3M–$11M at Seed and $5.8M–$24M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Zacua Ventures participates in.

### How do I contact Zacua Ventures?

Public channels for Zacua Ventures include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at Zacua Ventures?

The team at Zacua Ventures includes Juan Nieto Villamandos (Founding Partner & General Partner). The Team section lists each member with their title, investment count and links.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co