Lemma comprises a team of five founders from different walks of life who collectively have over a hundred years of experience across diverse but complementary domains: systems engineering; simulation and commissioning of nuclear reactors; strategic planning and program management of multi-billion dollar capital upgrades for the electrical grid; technology and management consulting; and business development for high-growth startups. Collectively, we share a passion and track record for engaging with deep technology and grappling with market forces to enable high-impact societal and environmental transformation.

D. Scott Lucas, PhD - Principal Investigator & Chief Scientist

Workflow D. Scott Lucas, PhD

Scott has more than thirty years experiences in Process Plant Systems Engineering for Nuclear, and Fossil plants and research reactors. Have been responsible for design, maintenance and analysis of Balance of Plant feedwater systems, blowdown, off-gas, demineralizers, steam-lines turbines, etc.

He has performed safety reviews for process systems in nuclear and chemical plants using codes and standards for spent fuel and hazardous waste. Have analyzed extensive reactor transients for nuclear facilities PWR, BWR and research reactors) using Relap5. Also performed simulations for procedures and maintenance activities using software such as Process Model, ProSim, etc. Performed Risk and Reliability analysis using PRA, (CAFTA & IRRAS), FMEA for Process Plant Operations and Systems Engineering. Performed Heat Transfer, Structural and Vibrations Finite Element Analysis and thermal hydraulics using Relap5.

In addition, Scott has done simulations in Environmental work in Groundwater Transport, Wastewater, Modeling and Transport of Materials in Lakes & Estuaries (Dissertation), Induction Heaters for Waste Solidification (TEMPEST), Atmospheric Dispersion of Contaminants (FIDAP). Performed environmental compliance analysis for paper mills, bleach plants and simulation and modeling of such facilities.

  • Security Clearance: Secret (Inactive)
  • U.S. Army Special Forces, Sargeant E-5, Demolitions, Weapons and Communications (Honorable Discharge)
  • American Nuclear Society
  • Pi Mu Epsilon (Math Honorary)
  • Westinghouse General Managers Award of Excellence (Nuclear, Fossil & Process Plant Design, Analysis and Simulation)
  • NRC/Scientech Recognition Award for Relap5 work
  • B.S., Physics, Marshall University, 1973
  • M.S., Mechanical Engineering, West Virginia University, 1976
  • Ph.d., Engineering Mechanics, North Carolina State University, 1988
  • Systems Engineering Classes & Projects at INEL & UI, Chemical Reactions (UI) and Process Plant Systems Courses (UI)

Phillip H. Wang, PE - CEO & CTO

Workflow Phillip H. Wang, PE

Phillip has more than 30 years of extensive experience in every aspect of system integration, control system engineering, and digital twins in the power industry. He has a strong history of power and utility industry systems design and implementations in all phases of project. He founded Microfusion Engineering in 1996 and co-created Thermal Hydraulic Integrated NetworK-THINK™ simulation engine as an efficient method for control system validation in the power industry. His primary focus is on engineering and contractor design review, implementation of control systems, developing digital twins and AI for process optimization, and engineering compliance with regulatory and safety guidelines.

  • B.S., Mechanical Engineering, University of California, Berkeley, CA
  • M.S., Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA

Aaron David Mendonca

Workflow Aaron David Mendonca

Aaron loves leveraging confluences of specialized knowledge workers and skilled craftsmen to creatively and pragmatically reckon with complex infrastructural challenges. He holds a Bachelor’s in Architecture and Civil Engineering from IIT Kharagpur, and a Master’s in Energy & Environments from the Harvard Graduate School of Design, where he was a Lodha Fellow.

Aaron enjoys working across multiple scales of design and business ranging from the molecular to the territorial. He has worked at boutique firms such as the surviving associates of Geoffery Bawa and Corinthian Consortium, as well as high-growth startups such as WeWork, where he was the Head of Business Development for the Global Construction Innovation group. Aaron currently co-leads Innovation and Corporate Development for Burns & McDonnell, a 125-year-old family of companies focused on delivering infrastructure that makes cities and communities thrive.

Ali Elnaamani

Workflow Ali Elnaamani

Ali is an entrepreneur with executive leadership experience responsible for multiple intra-company profitable startups in Technology, Cybersecurity, Digitalization, and autonomous operations. Ali has more than 14 years of experience in the energy market specifically in controls and digitalization as he spent the first half of his career commissioning all types of generation facilities in the US and around the world before moving into consulting leadership roles. Ali holds a bachelor’s degree in computer information systems, a master’s degree in business administration and information security management and a master’s degree in cybersecurity.

Tim Dumatrait

Workflow Tim Dumatrait

Tim is a passionate craftsperson and systems thinker, with 15 years of experience driving creative design solutions and novel use of technology within product, real estate, design, and construction organizations.

Since 2007, he has worked in Lafayette for emerymcclure architecture and in New Orleans for Eskew+Dumez+Ripple, taking on all roles ranging from programming and design to construction management. In 2013, he relocated to New York City to work with CASE Inc, focusing on building data and construction technology. In 2015, he joined WeWork to develop their global coworking facilities network. He is currently in New York City with Burns & McDonnell.


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