Bob Crowell PE, LEED AP BD+C

Principal, Vice President

Bob is co-founder and vice president of 2RW and is the principal responsible for the firm’s mechanical, electrical, plumbing, and fire protection (MEP/FP) design and construction administration services. He also oversees the firm’s business development and marketing functions where he plays a key role in building relationships with clients, project owners, and sub-consultants. Bob’s career in the MEP industry spans 35 years—32 of them with 2RW. In 1985, he co-founded the firm with Bob Somers to bring affordable and attainable energy efficiency and sustainability principles to building project owners in all markets and since then has played an instrumental role in growing the firm.

Bob has broad technical and leadership experience, having managed MEP/FP design, facility condition assessments, feasibility studies, LEED design and administration, Revit/CAD design, and life cycle cost analyses for countless new construction, renovation, and historic restoration projects across the country. His market experience ranges from K-12, higher education, and healthcare to commercial, mixed-use, government, military, and more.

Bob served as adjunct faculty in the University of Virginia’s Graduate School of Architecture, where he taught a graduate-level course related to energy conservation and environmental control systems for businesses.


University of Virginia, BS in Mechanical Engineering

Bob Somers PhD, PE, LEED AP

Principal, President

Bob is co-founder and president of 2RW and is the principal responsible for the firm’s energy consulting and commissioning services. In this role, he oversees energy and water conservation audits, energy modeling and simulation, utility use audits, physical needs and green physical needs assessments, commissioning (including LEED commissioning), measurement and verification (M&V), energy master planning, and utility allowance calculations. Bob also oversees the energy division’s business development and marketing functions where he develops relationships with clients, project owners, and sub-consultants.

Bob, who co-founded 2RW in 1985, has worked in the energy consulting field for more than 40 years. His broad experience ranges from basic thermal energy storage research to energy audits of large complexes and clients including energy service companies (ESCOs), Department of Defense, Federal Government, Commonwealth of Virginia, public and private housing authorities throughout the U.S., utility companies, K-12 schools, universities, and commercial and industrial businesses.

Bob speaks at national energy conferences on topics such as Net Zero Energy, LEED commissioning, green leasing policy, and reducing utility costs through behavior.


University of Virginia, PhD in Mechanical Engineering
Pennsylvania State University, MS and BS in Mechanical Engineering


Neal Cramer PE

Director of Electrical Engineering

Neal is a professional engineer with a strong work ethic and a highly technical skill set who is committed to client satisfaction. With 18 years of industry experience, Neal not only has the skills and experience to ensure that 2RW delivers on commitments to clients but is focused on developing and growing client relationships. Neal manages MEP/FP design projects and the firm’s electrical design team. He is skilled in all facets of electrical design and has extensive experience managing projects of all sizes as a director and department manager in charge of electrical engineering. Neal has designed and managed projects for clients in a broad range of markets include cultural and performing arts, K-12, higher education, municipal, state, Federal, commercial and industrial markets.


Virginia Tech, BS in Electrical Engineering

Paul Crumpler PE, CEM, CMVP, CDSM, CxA

Director of Energy Services

Paul has over 38 years’ experience in energy management, process efficiency, pollution prevention, and machine and process design. He is a strong advocate for energy efficient design and in his five years with 2RW has played a key role on numerous energy consulting and MEP design projects where his focus was meeting or exceeding clients’ expectations for lowering energy usage and costs. His expertise includes commissioning, LEED consulting, energy studies, energy modeling and simulation, energy audits, physical needs and green physical needs assessments, utility allowance calculations, facility condition assessments, and MEP design services. He also has extensive experience in systems optimization and engineering studies of steam, hot water, and chilled water systems. Paul’s experience spans many industries, some of which include K-12, higher education, Federal, Department of Defense, municipal, commercial, and industrial.


Georgia Institute of Technology, BS in Mechanical Engineering

Anna Gayle Henry LEED Green Associate

Manager, Utility Allowance Production & Compliance

As production and compliance manager for 2RW’s Utility Analysis division, Anna Gayle Henry oversees compliance, quality, and accuracy of utility allowance data developed for the division’s 200-plus clients. She is a committed sustainability professional who has managed energy conservation and efficiency programs for more than eight years with organizations such as the University of Virginia, the United Nations Foundation, and The Nature Conservancy. Anna is instrumental in setting the strategy for 2RW’s proprietary technical platforms built on HUSM, engineered, and actual utility consumption models. Her goal is to help public housing authorities, private clients, and development firms calculate fair and accurate utility allowances for LIHTC, Section 8, Public Housing, and HOME properties. Anna also manages programs that encourage affordable housing tenants to actively reduce energy consumption.


Environmental Law Center at Vermont Law, MS in Environmental Law and Policy
University of Virginia, BS in Commerce Concentrations in Marketing and International Business Echols Scholar

Lucas Hoffmann PE, LEED AP BD+C

Managing Director of Design, DC Metro Area

Lucas is a committed client advocate who leads 2RW’s MEP/FP design projects in Washington DC, Northern Virginia, and Maryland. Over the past 14 years, Lucas has delivered many successful projects by fostering collaboration between design teams, clients, owners, and contractors. With extensive management and design expertise, strong leadership skills, and a commitment to helping clients achieve their goals, Lucas brings exceptional value to every project. He has served clients in a broad range of industries, having led projects in the K-12, higher education, community, recreational, athletic, and worship market sectors.


University of Virginia, BS in Mechanical Engineering with an Electrical Engineering Minor

Peter Mackey PE, LEED AP BD+C

Project Manager, Lead Mechanical Engineer

Peter is an accomplished senior mechanical engineer and project manager who has led some of 2RW’s largest MEP/FP design projects. He is a dedicated client advocate who has exceptional attention to detail and an unwavering commitment to quality and accountability. Peter has 13 years of industry experience, 12 of which has been with 2RW where he designs and manages renovation and new construction projects for higher education, K-12, commercial, and municipal market sectors. Peter has played a key role in numerous LEED-certified and Net Zero ready projects. Prior to joining 2RW, Peter worked in the mechanical contracting market where he gained invaluable training and field experience. Peter also presents continuing education courses for USGBC and AIA accreditation.


University of Virginia, BS in Mechanical Engineering

Keith Poeppel PE, LEED AP BD+C

Project Manager, Lead Mechanical Engineer

Keith is a professional engineer with 11 years of industry experience who has been a valuable member of the 2RW team for six years. As a mechanical engineer with experience designing high-performing MEP systems, Keith helps ensure that projects meet clients’ sustainability and quality goals. Keith has designed and managed projects for clients in cultural and performing arts, K-12, higher education, and commercial markets.


Penn State Behrend, BS in Mechanical Engineering

Michael Sewall CEM, CMVP, CBCP

Managing Director of Energy, DC Metro Area

Michael leads 2RW’s energy consulting and commissioning projects in Washington DC, Northern Virginia, and Maryland, serving as a dedicated client advocate and project manager. He has more than 25 years of experience delivering energy efficiency projects and providing technical and managerial support for MEP/FP design and LEED consulting services. Michael’s multi-disciplinary experience extends from working with energy service companies (ESCOs) to clients in the K-12, Federal, municipal, institutional, commercial, mixed-use, and public housing markets.


Colorado State University, MS in Mechanical Engineering
University of Virginia, BA in Psychology and Religious Studies


Dawn Spatz


Dawn is a veteran business professional who has been a valuable member of the 2rw team for 13 years. Through a 30-year career serving a broad range of businesses such as engineering consulting, healthcare, manufacturing, software development, and insurance, she has gained a solid foundation in the principles of business management and leadership. Dawn plays a key role in management decision-making and strategic planning initiatives by contributing broad financial expertise, accurate data, and HR management best practices. She drives the definition and implementation of company goals and priorities relating to financial management, budgeting, accounting, payroll, and benefits and ensures compliance with applicable laws and company policies. Dawn is singularly focused on maintaining the fiscal health of the firm through the diligent implementation of AP/AR, financial reporting and analysis, tax, and insurance systems and processes. She is also a dedicated employee advocate who supports employee hiring and retention initiatives and defines and administers the firm’s benefits and payroll systems.

Business Development

Jennifer Byrd

Business Development

Jennifer is a key business development resource for 2RW’s design and energy divisions. She has been a part of the 2RW team for 20 years during which she has built strong, long-term relationships with clients, owners, and partners in 2RW’s Virginia market. She also plays a key role in defining 2RW’s marketing strategy, mission, and vision and helps clients build strong, highly competitive teams to pursue work in all 2RW target markets. Jennifer is a committed professional and a dedicated advocate of energy efficient design. She brings a wealth of knowledge to 2RW from her prior work with the Virginia Department of Mines, Minerals and Energy where she helped draft the State’s past energy policies.

Emmanuel Hales

Interim Director, Sales Director – Zappling (a division of 2RW)

Emmanuel manages marketing, sales, client relations, and business strategy for Zappling, a division of 2RW. As a member of the Zappling team since 2010, he helps clients meet affordable housing compliance requirements for utility allowances. This includes owners and managers of LIHTC, Section 8, public housing, and HOME properties. Emmanuel also contributes to the development of Zappling’s energy awareness program curricula, training events, and supporting content. Emmanuel presents at seminars and events to educate Zappling’s audiences about utility allowance requirements and developments.

Laurie Johnson

Business Development

Laurie has served as a key business development resource for 2RW’s energy division for 18 years, where she helps build a strong client base and supports strategy development and marketing initiatives. Laurie is a committed professional who serves as liaison to 2RW’s diverse energy clients across the United States to build relationships and identify partner opportunities. These clients include energy service companies (ESCOs), public housing authorities, property management firms, utilities, the Federal government, municipalities, and energy consultants. Laurie’s wealth of knowledge gained throughout her extensive time spent in the energy market bring exceptional value to 2RW’s energy clients.

Denise McFadden

Marketing Director

Denise is a veteran marketing and communications professional with 30 years’ experience positioning engineering and professional services firms for growth and success who has been a part of the 2RW team for two years. She is responsible for developing the firm’s marketing strategy, identifying ways in which 2RW can better serve its clients, and ensuring that 2RW provides its teaming partners with materials and messaging that add value to the team and make it more competitive. Denise is a member of the USGBC Greater Virginia Market Leadership Advisory Board, where she advocates and educates for green building in Virginia.


Pennsylvania State University, BA in Science