GreenGen Ventures
Corporate VCBethesda · Seed–Series B · 16 people tracked
Investment thesis
GreenGen Ventures applies an engineering-led approach, drawing on its flagship Buildings and Infrastructure business and its network of real estate investors and owners to source founders and evaluate technologies innovating in the built environment. The team of engineers assesses and pilots new technologies in-house, focusing on asset-level solutions that measurably increase the value of assets and companies. The firm targets seed through Series B PropTech and climate-focused startups across the US, Europe, and Asia, typically investing $1-3M.
Source: firm website, verified Aug 3, 2026.
Team · 16 people
from the firm's website & public directoriesWhat they invest in
from 1 of 2 portfolio companiesHardware ×1IoT ×1PropTech ×1SaaS ×1
HQs:United States×1
Investments · 2 tracked
founders shown can be your intro pathIndoor air quality monitoring and air-purification technologies
Senseware provides a building monitoring platform combining multi-sensor IoT hardware with analytics to track indoor air quality, energy, water, and asset health from a single system.
HardwareIoTPropTechSaaSWest Mclean, US
Serene Almomen(Chief Executive Officer and Co-Founder)Julien Stamatakis(Chief Technology Officer and Co-Founder)Duane Kobayashi(Chief Strategy and IP Officer)
Co-investorsAAF Management Ltd.MetaProp VenturesMetaProp
Frequently asked questions
- What stage does GreenGen Ventures invest at?
- GreenGen Ventures invests at the Seed, Series A, Series B stages.
- What is GreenGen Ventures's typical check size?
- GreenGen Ventures typically writes checks of $1M – $3M.
- What sectors does GreenGen Ventures focus on?
- GreenGen Ventures focuses on Cleantech, Climate Tech, Construction Tech, Energy, Enterprise Software, Hardware, IoT, PropTech, SaaS.
- Where is GreenGen Ventures located?
- GreenGen Ventures is headquartered in Bethesda, US.
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