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§ Private Profile · San Jose, CA, USA
Lumber is a technology company.
Lumber is an all-in-one construction workforce management platform that seamlessly streamlines payroll, time tracking, safety, compliance, field productivity, rewards, and recognition for building contractors.
Lumber has raised $22.0M across 2 funding rounds.
Lumber has raised $22.0M in total across 2 funding rounds.
Lumber has raised $22.0M across 2 funding rounds. Most recently, it raised $16.0M Series A in March 2025.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Mar 1, 2025 | $16M Series A | Foundation Capital | Carbide Ventures | Announced |
| Sep 1, 2023 | $6M Seed | Carbide Ventures | Foundation Capital | Announced |
Lumber is an AI-powered construction workforce management platform that automates payroll, time tracking, scheduling, compliance, safety, hiring, and benefits for contractors and specialty subcontractors.[1][2][3][4] Founded in 2023 and headquartered in San Jose, California, it serves construction firms facing labor shortages and administrative inefficiencies, reducing back-office tasks by up to 95% through AI-driven tools like anomaly detection and resource forecasting.[1][3][4] The company has raised $15.5 million in funding, achieved $1M in revenue, and recently acquired BuilderFax to enhance credential management, signaling strong growth momentum amid a $30B labor inefficiency market.[1][2][3]
Lumber was founded in 2023 by Shreesha Ramdas, CEO, alongside professionals with deep construction industry experience, addressing pain points like complex payroll, compliance, and workforce shortages they encountered firsthand.[1][3] The idea emerged from founders' recognition of tedious back-office burdens in construction, leading to an integrated AI platform that automates these for specialty contractors.[3][4] Early traction included rapid product launches—eight new features in one year—strategic hires of industry experts, and the pivotal acquisition of BuilderFax, founded by Kirk Samuelson (ex-Kiewit exec), combining digital credentials with Lumber's suite for comprehensive worker empowerment.[2][3]
Lumber rides the construction tech (ConTech) wave, leveraging AI to tackle a $30B labor inefficiency and workforce shortage in an industry slow to digitize amid rising regulations and skilled worker gaps.[2][3] Timing aligns with post-pandemic supply chain strains and AI maturation, where tools like autonomous agents enable real-time site optimization, boosting productivity and safety.[3] Market forces favoring Lumber include booming US infrastructure spending, union wage complexities, and demand for specialty trades, positioning it against incumbents like HCSS and Premier by emphasizing AI-native compliance over legacy ERP.[2] It influences the ecosystem by empowering workers with credential ownership and analytics, potentially reducing turnover and scaling via partnerships with contractors.[2][3]
Lumber's $15.5M raise and BuilderFax acquisition position it to dominate AI-driven ConTech workforce management, with next steps focusing on autonomous AI agents for site interactions, expanded customer success, and market penetration beyond specialties.[3] Trends like AI regulation adaptation, labor shortages, and green construction will shape its path, amplifying influence as it integrates with broader ERP ecosystems and exports to global markets. As construction digitizes, Lumber evolves from back-office fixer to operational core, empowering firms to build faster while workers advance careers—transforming "lumber" from raw material to smart industry backbone.[2][3][4]
Lumber has raised $22.0M in total across 2 funding rounds.
Lumber's investors include Foundation Capital, Carbide Ventures.