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Angela Lewis P.E., LEED

Lewis is a high-performance buildings engineer with the Building Intelligence Group. Her previous experience includes working as a mechanical systems design engineer and as a facility management consultant. Lewis is an active member of ASHRAE Technical Committees TC7.3 Operations and Maintenance Management and TC 7.1 Integrated Building Design, and Guideline GPC 32: Sustainable, High Performance Operations and Maintenance, as well as the IFMA Sustainability Committee. Lewis is also a PhD Candidate in at the University of Reading researching facility management and energy and maintenance management practices for HVAC and control systems. She can be reached at or 703-505-7350. To learn more about her research, visit:


Designing For Energy-Efficient Operations and Maintenance

August 1, 2010
One eye-opening finding from the author’s survey of 168 professionals: only 40% of their facilities even monitor building performance. How much money does that waste? Read on for the flaws and opportunities found in these buildings’ O&M and in how expertise is deployed from design through occupancy.
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ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
3/25/14 2:00 pm EST

Improving Cooling and PUE in Existing Data Centers

On-Demand This webinar will provide cost-effective practical tips and feasible retrofit solutions that can be implemented in operational data centers to address some cooling issues and improve energy efficiency.


Engineered Systems Magazine

ES April 2014 cover

2014 April

Check out the April 2014 issue of Engineered Systems, with features on backup power supply requirements, cyberattacks, and much more!

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Design Flaws

Following up on Howard McKew's April "Tomorrow's Environment" column: Have you ever thought twice about reporting problems with another firm's design? What did you do?
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The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

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Clear Seas Research

Clear Seas Research ImageWith access to over one million professionals and more than 60 industry-specific publications,Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!


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