Fundraising Fox
GreenGen Ventures
Corporate VCBethesda · Seed–Series B · 17 people tracked
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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 · 17 people
from the firm's website & curated & public directories
Brad Dockser is CEO and co-founder of GreenGen, focused on making the energy transition in real estate profitable through combined real estate, energy, capital markets, and technology expertise.
Co-founder and President of GreenGen, focused on enterprise-wide energy solutions. She began her career at JMB Realty marketing institutional real estate funds and has managed sustainable mixed-use properties. Holds an A.B. from the University of Michigan.
Co-founder, EVP and COO overseeing GreenGen's global buildings and infrastructure operations, including program management, financial operations, and project development. Previously at a sustainability consulting firm and Marcus & Millichap. LEED Accredited Professional with a degree from the Wharton School.
Co-founder and CEO of GreenGen with over two decades in real estate investing, previously Founding Partner and Managing Director of Starwood Capital Europe and Asia, and a Principal at MacFarlane Partners. He is a Forbes contributor and active in the Urban Land Institute. Holds an A.B. in Economics and an MBA from Harvard.
Executive assistant and office manager overseeing operations. Previously worked as an assistant at Paine Schwartz Partners and the Barulich Dugoni Law Group; graduated from the College of San Mateo.
Leads system simulation, design optimization, and machine learning systems for buildings at GreenGen, and chairs the firm's Technology Review Committee. Holds a PhD in Mechanical Engineering from the University of Maryland with over 17 years of energy systems experience.
Member of the project management team responsible for implementing contracted energy projects, having delivered over 50 projects across 15 states. Graduate of the University of Colorado's environmental studies program.
Oversees program management, financial operations, and project development at GreenGen, ensuring project workflow and quality control for assessments and solution designs. Graduate of Yale University's Environmental Engineering department.
Senior Advisor and former 41st governor of Iowa (2007-2011), known for renewable energy and sustainability initiatives including the Iowa Power Fund. Founder, president and CEO of The Chet Culver Group.
Senior Advisor supporting GreenGen's healthy building strategies, with a career focused on real estate, sustainability, technology, and public health. Previously a founding team member at the International WELL Building Institute. Holds a master's degree from Kansas State University.
Senior Advisor helping develop public sector ESPC business via GSA contract vehicles. Previously VP for Government Affairs and Solutions at Philips Lighting and a similar role at Siemens, and formerly a GSA Regional Administrator. Holds degrees from the University of Texas and University of Houston.
Director of Marketing responsible for brand awareness, client relationships, and marketing strategy, with a decade of experience in climate and energy technology. Holds a B.S. from George Mason University's School of Business.
CFO responsible for GreenGen's financial management strategy, accounting compliance, and forecasting. A Certified Public Accountant with over 14 years of experience, previously a senior manager at Snyder Cohn. Holds a B.S. in Accounting from the University of Maryland.
VP of Public Sector expanding GreenGen's federal, state, and local government services, with over 30 years of energy experience including 26 years at Siemens Government Technology. Has developed over $1 billion in energy projects.
Advisory Board Chair and retired Lt. Gen. with over 30 years of Army experience, having commanded the U.S. Army Installation Management Command. He advises on expanding GreenGen's services to public sector clients. Holds degrees from West Point, Harvard, and the National War College.
Retired Army Colonel leading GreenGen's public sector business and project implementation, overseeing project and construction managers. A certified PMP with prior experience at Femme Comp Inc., Siemens, and over 25 years as an Army Signal Corps Officer.
Director, Europe based in GreenGen's London office, supporting European operations with energy, water, and carbon reduction solutions. Previously Technical Lead at the Building Research Establishment with over 10 years of energy efficiency experience.
What they invest in
from 3 of 3 portfolio companiesPropTech ×3Hardware ×2IoT ×2AI & Machine Learning ×1Cleantech ×1Energy ×1Enterprise Software ×1SaaS ×1
HQs:United States×2
Investments · 3 tracked
founders shown can be your intro pathBy year:2020 · 12019 · 12 dated
Attune provides modular IoT hardware and cloud software for monitoring indoor air quality and other building environmental conditions in real-time.
CleantechEnterprise SoftwareHardwareIoTPropTechSaaSWest Mclean, US
Serene Almomen(Chief Executive Officer and Co-Founder)Julien Stamatakis(Chief Technology Officer and Co-Founder)inDuane Kobayashi(Chief Strategy and IP Officer)
Co-investorsAAF Management Ltd.MetaPropMetaProp Ventures
Datakwip connects building data sources — building automation systems, meters, sensors, and weather feeds — and deploys AI agents that identify energy savings, detect equipment faults, and generate reports without manual configuration.
AI & Machine LearningEnergyPropTechFrederick, US
Cory Perdue(Executive Officer, Director)
Co-investorsMaryland TEDCOTEDCOUniversity System of Maryland Momentum Fund
Wynd offers a device-based system for detecting smoke and noise issues in properties, aimed at property managers and owners.
HardwareIoTPropTech
Co-investorsAcorn Pacific VenturesBaruch Future VenturesDBL PartnersGreensoil PropTech VenturesJoyance PartnersSocial Starts+7 more
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.
- Who does GreenGen Ventures co-invest with?
- GreenGen Ventures most often shares deals with Acorn Pacific Ventures, DBL Partners, Joyance Partners, among 7 tracked co-investors.
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