Ironspring Ventures
201 West 5th Street Suite 1100, Austin, Texas, 78701, United States
Overview
Based in Austin, TX, the fund leads and co-leads early stage investments across four core focus areas: construction, manufacturing, transport & logistics, and alternative energy. Ironspring Ventures is committed to partnering with world-class founders who are changing the way we design, build, distribute, and operate across the industrial supply chain and adds differentiated value through its network of premier industrial operating companies and subject matter experts.
- Total investments
- 30
- Lead investments
- 10
- Investments · 12mo
- 6
- Active investors
- 5
Sector focus
- Clean Energy
- Construction
- Industrial
- Logistics
- Manufacturing
- Supply Chain Management
- Venture Capital
Investment portfolio
- Mango
Participated · Seed · Jul 2026
Mango provides a platform that gathers and analyzes transaction, payment, and construction-progress data to generate financial signals for construction businesses. The company works with more than 230 construction companies and material distributors and has facilitated over US$16 million in transactions, reporting 762% growth in the prior 12 months. Mango converts daily commercial activity into a proprietary financial record to evaluate credit risk and design credit and payment-protection products tailored to contractors and distributors. It plans to use new funding to accelerate platform development, enhance data analytics, expand its financial product suite, and launch four complementary products to deepen its ecosystem. Mango also intends to expand into additional markets across Mexico and Latin America and increase headcount by roughly 44% over the next nine months.
- Copia Automation
Participated · Equity · Jun 2026
Copia Automation offers a platform that provides visibility, traceability, and control across the full automation lifecycle for industrial organizations. The company focuses on managing, versioning, backing up, and recovering PLC and other automation device code to help maximize uptime, strengthen governance, and improve cyber resilience. Copia positions its product as a single system of record for OT teams and executives accountable for compliance and incident response. The company supports flexible deployments including cloud, customer-managed data centers, and air-gapped environments. Copia will use recent funding to accelerate product development and expand capabilities for validated backups, version control, and AI-assisted coding tools. As of this raise, the company has announced a total of $55 million in capital raised.
- Moab
Participated · Seed · Feb 2026
Moab is building a cloud-based, AI-native software platform that serves as the operating system for mid-market and enterprise equipment rental and dealership operators. The product unifies dispatch, billing, accounting, fleet management, and other core workflows, delivering real-time operational insights that legacy on-premise systems cannot provide. Early customers include Axis Portable Air, Battlefield Equipment Rental, Texas First Rentals, and National Trench Safety, whose combined fleets represent billions of dollars in assets. Moab expects its platform to manage more than $2.5 billion in annual transaction volume while overseeing over $4 billion of fleet assets in the coming year. Led by CEO Charles Soll (former early PM at Uber) and CTO Patrick Anderson (former Head of Core Engineering at Ramp), the company is headquartered in New York. The newly raised capital will fund continued product development and the expansion of engineering and go-to-market teams.
- Big Rentals
Participated · Seed · Nov 2025
Founded in 2023, Big Rentals combines a national equipment rental marketplace with HQRent.com, its AI-driven operating software for small, independent rental companies. The platform automates scheduling, payments, and inventory, replacing paper and spreadsheets with modern digital workflows. By funneling new demand to local operators, Big Rentals increases fleet utilization and revenue opportunities across the United States. The company is headquartered in Los Angeles, CA and Nashville, TN, and it reports strong early traction in the construction and heavy-equipment segment through a nationwide partner network. Management plans to use its latest funding to accelerate expansion in that vertical and continue product development of its software suite. Big Rentals positions itself to capitalize on the $80+ billion U.S. equipment rental industry, which is growing alongside record manufacturing investment and infrastructure projects. Although specific revenue or user numbers were not disclosed, the company emphasizes unifying the fragmented long-tail of suppliers with a technology-first approach.
- Harbinger
Participated · Series C · Nov 2025
Founded in 2022 by former Canoo and QuantumScape employees, Los Angeles-based Harbinger focuses exclusively on producing electric medium-duty commercial truck chassis. The streamlined product strategy has enabled the startup to move from inception to production in just three years, with manufacturing beginning this year. Harbinger has already sold more than 200 chassis in 2024 and secured an additional order for 53 units from FedEx that are slated for delivery by year-end. The company also collaborates with RV giant THOR Industries and recently expanded into the Canadian market. Capital from recent fundraises will be used to scale production capacity for its commercial vehicle program. With logistics firms seeking zero-emission solutions, Harbinger positions itself as a leader in the medium-duty segment. Prior to its latest round, the company raised a $100 million Series B in January, underscoring strong investor confidence in its growth trajectory.