Our Team

Our Team

AEG's team of consulting professionals includes experts in all aspects of the energy industry. Our team offers a broad range of consulting services including strategic planning, operational re-engineering, energy efficiency and demand response, regulatory support, engineering and technical support, and M&A assistance. Our information technology group provides state-of-the-art technology solutions and is a leader in developing web-based customer service applications. We also provide our clients with cost-effective outsourcing solutions to help them manage unique projects or address staffing constraints.

Michael Marks, President

Michael MarksMichael Marks, President and co-founder of AEG, has 28 years of experience in the technical, management, and consulting aspects of the utility industry. Mr. Marks' specialties are in the areas of demand side management program (DSM) planning, design, implementation, evaluation and regulatory compliance, statistical analysis, load forecasting, strategic issues consulting, and comparative economic studies. Mr. Marks has managed multi-million dollar projects for gas and electric utilities throughout the United States. Mr. Marks has provided expert testimony for many gas and electric utilities on various DSM and load forecasting issues. Mr. Marks is currently working with a number of utilities and cooperatives in Missouri and Kansas on their first ever design and implementation of DSM programs. Mr. Marks holds a MA Degree in Applied Economics from Binghamton University and a BS Degree in Mathematical Economics from State University of New York at Oswego. As President of AEG, Mr. Marks is responsible for the overall operations and financial management of the company. Mr. Marks began his career at American Electric Power and he has been with AEG since 1982. During his time at AEG, he has worked for over 100 gas and utility clients, including investor owned utilities, cooperatives, and municipals. Many of these clients have utilized his services for multiple projects on a long-term basis.

Bruce Humenik, Executive Vice President

Bruce HumenikBruce Humenik has more than 35 years of multi-disciplined management experience in the electric and gas utility industry. His expertise focuses on developing diversification strategies and marketing plans to meet the demands of the evolving energy industry, the analysis of complex business processes, and designing customer service strategies with practical implementation plans. He is currently providing project management and technical consulting services to the Long Island Power Authority for several of their Clean Energy Initiative programs, with specific focus on the development of an Offshore Wind Park off of the south coast of Long Island. His project facilitation services for the wind initiative includes bid evaluations, project planning, scheduling, vendor negotiations, permitting support and outreach activities with agencies, other stakeholder groups and the general public. He has been involved with the wind industry for more than twenty years and has co-authored an EPRI utility sitting guide for wind turbine installations. He has provided key planning, technical and supervisory support for the development of energy service companies for several utilities and has testified in a broad range of regulatory proceedings. Mr. Humenik holds a BEE from Manhattan College and an M.B.A. from Long Island University.

Robert D. Obeiter, Ph.D., Executive Vice President

Robert ObeiterBob Obeiter has more than 30 years experience in energy and utility services and leads the strategic consulting and information systems practice groups at Applied Energy Group. Dr. Obeiter specializes in projects involving utility diversification, retail business planning, marketing strategy, new product development and strategic pricing. He has consulted with utilities, energy services companies and private businesses to define business strategies, determine measures to support strategies, and implement new product offerings. His current projects include DSM planning, program design, implementation and evaluation.  He is also managing projects related to AMI, MDM, rate and billing engine selection and customer operations. Prior to joining Applied Energy Group in 2001, Dr. Obeiter served as senior officer of an energy billing company. In addition he was a senior consultant at XENERGY (now KEMA) and served as director of rates, information services and DSM for New England Electric (now National Grid).  Dr. Obeiter received a BA in Geography, an MA in Environmental Affairs, and a PhD in Resource Economics from Clark University.

Timothy Maslak, Senior Vice President

Timothy MaslakMr. Maslak is the Senior Vice President of Consulting Services and Information Technology at AEG and has been with the company since 1993. He has an extensive background in quantitative and qualitative analysis, statistics, application development, networking, energy auditing, conservation and DSM program design and development and conservation analysis. Mr. Maslak provides Utility IT strategy services, system vendor selection, system implementation and integration services from targeted initiatives to enterprise-wide solutions, including CIS/CRM, rates and billing, Data Warehousing/Business Intelligence, AMI/MDM and others.  His areas of expertise included impact and process evaluation, billing analysis, market penetration/market analysis, SAS statistical analysis, database and application design and development, web and internet-enabled applications development, Application Service Provider offerings, Project Management and Business Analyst services.  Mr. Maslak has lead the software development team at AEG since 2000 and has delivered software solutions for utilities large and small, including Long Island Power Authority, Con Edison, National Grid, ISO New England, Aquila/Black Hills, KCP&L, BG&E, Consumers Energy, Detroit Edison, FirstEnergy and many others.  Mr. Maslak is the product lead for AEG's suite of DMS program tracking tools and services, and has experience in all areas of DSM and Demand Reduction project lifecycle, from energy auditing and development of facility energy master plans through application processing and program evaluation. 

Ralph Nigro, Senior Vice President

Ralph NigroRalph Nigro is a mechanical engineer with over 26 years of experience in the energy industry. His background includes a broad range of technology and management experience including renewable energy, distributed generation, conventional electric generation, energy efficiency, and their associated policy and regulatory issues. After joining Applied Energy Group, Inc. (AEG) in 1995, he initiated the company's growing consulting practice in renewable and distributed generation technologies. Mr. Nigro works with a variety of clients from the industrial, utility, and government sectors to provide consulting and management services. He has successfully developed, led and managed numerous R&D programs, renewable energy and distributed generation implementation projects, energy efficiency programs, advanced technology evaluation studies, and new technology market research on behalf of those clients. Ralph also has extensive practical experience in utility operations and business processes, electricity supply and end-use technologies, energy auditing, and equipment performance analysis. Mr. Nigro is a member of the American Society of Mechanical Engineers, and is a Registered Professional Engineer. Mr. Nigro holds a Bachelors' Degrees in Mechanical Engineering and Liberal Arts from the University of Delaware. He holds a Master of Arts Degree in Energy and Environmental Policy from the University of Delaware's Graduate College of Urban Affairs and Public Policy.

Ingrid Rohmund, Senior Vice President

Ingrid RohmundIngrid Rohmund oversees AEG's Utility Consulting group, which encompasses planning and forecasting, market research, EM&V, and related services. In this role, she helps utilities and other organizations optimize their demand-side and load management activities and meet new challenges through rigorous research and analysis. Ms. Rohmund also leads AEG's Energy Analysis and Planning Practice. With more than 30 years of experience modeling and performing statistical analysis of energy use at the national, regional, and utility service-area levels she also directs demand-side projects that include market assessments, end-use forecasting, resource potential assessment, program design, business strategy, regulatory support, and expert testimony.

Ms. Rohmund has directed more than 60 planning and forecasting studies conducted by AEG (as well as EnerNOC and Global Energy Partners) since 2007. Her clients include utilities and agencies across the U.S. (e.g., NV Energy, the State of Hawaii, PacifiCorp, Midcontinent ISO, Kansas City Power & Light, and Ameren). She has executed dozens of large-scale market research efforts for utilities across the U.S. in support of potential studies and end-use load forecasting. She has also directed the development of software tools, including AEG's LoadMAP model, as well as end-use forecasting models, energy-analysis software, building simulation software and technology assessment software. She has helped dozens of organizations around the world apply these models successfully.

Ms. Rohmund received BA degrees in Economics and Political Science from the University of California at San Diego and an MBA degree from the University of California at Irvine.

David C. Lineweber, Ph.D., Vice President – Market Research

David LineweberDr. Lineweber brings more than 20 years of experience as a qualitative and quantitative market research to AEG's Market Research practice. During that time, David has managed hundreds of primary research engagements that have explored preferences, attitudes, and behavioral likelihoods residential, business, institutional, and wholesale customers, as well as relevant equipment manufacturers, services providers, trade allies, regulatory agencies and others. Dr. Lineweber's research has most often focused on customer and market segmentation issues, as well as optimal product and service pricing design, and the estimation of market potential for new products, services, and pricing options. His clients have included PSE&G, PECO / ComEd, PG&E, SCE, PGE, Puget Sound Energy, BPA, Con Edison, BG&E, and others. Prior to joining AEG, Dr. Lineweber was a member of the senior research staff at Cambridge Reports, National Analysts / Booz, Allen; Hagler-Bailly, Primen, Momentum Market Research, and Definitive Insights.

Susan K. Nathan, Vice President

Susan NathanSusan Nathan brings 25 years of experience in the gas and electric utility sectors in all areas of marketing and management, design and implementation, product management, training and contract administration. Her main focus areas are in the design, implementation and support of demand-side management programs including oversight of regulatory approval processes, marketing, contractor selection and evaluation. Ms. Nathan also has extensive experience with operations support, strategic planning, customer and community relations. She is skilled in managing projects with large budgets and multi-faceted professional staff. Prior to joining AEG, Ms. Nathan served as Manager of Product Marketing for Kansas City Power and Light and led a team of 15 professionals in all facets of marketing company products and services and in the design, execution and evaluation of 12 energy efficiency and demand response programs. She led a collaborative based advisory group and testified in a variety of rate proceedings. She also served as Director of Retail Operations and Consumer Markets for Aquila Networks. Ms. Nathan holds an MBA from St. Thomas University in St. Paul, Minnesota and a BA with a concentration in Business Management from Metropolitan State University in Minneapolis.

Joe Rocco, CEM, Assoc. AIA, LEED Accredited Professional, Assistant Vice President

Joseph RoccoMr. Rocco's background includes technical consulting for the electric and gas utilities, green building and sustainability consulting, architecture and construction management, energy efficiency program design and implementation services. He is certified as an Energy Manager (CEM) and Lighting Efficiency Professional (CLEP) from the Association of Energy Engineers and is a LEED Accredited Professional (LEED AP). Mr. Rocco's professional experience has included work with utilities throughout the country and internationally. For nearly ten years, he provided day-to-day program management services for LIPA's Commercial Construction Program. As the Assistant Program Manager, his responsibilities primarily focused on working with customers and their design teams to develop energy efficient projects. He was primarily responsible for the development of LIPA's Green Building incentives and the management of engineering firms that supported the program with energy modeling and building commissioning services. Mr. Rocco also provides cost benefit analysis and program design services for many of AEG's clients. Mr. Rocco earned a Master of Architecture degree from Tulane University. He has attended professional development workshops and conferences on energy efficient technologies and equipment, including the ASHRAE Professional Development Seminar on Standard 90.1, Energy Efficient Office Technology, and Multifamily Building Ventilation Systems. Mr. Rocco is also a graduate of the Dale Carnegie School of Human Relations and a member of the local chapters of the AIA, ASHRAE, USGBC and IESNA.