New Seven Locks Elementary School
Potomac, MD · Education · Client: Montgomery County Public Schools
Project details
Achieved LEED Gold certification for its high-efficiency mechanical, electrical, and plumbing systems design.

Providing Premier MEP Engineering Design Services
Weigand Associates, Inc. (WAI) is a premier MEP engineering practice in Germantown, Maryland, delivering innovative and sustainable systems design. Established in 1992, the engineering team has completed numerous LEED certified projects and received multiple design excellence awards.
Elizabeth WeigandPresident & Founding Partner
Michael WeigandVice President & Co-Founding Partner
Peter PahnoSenior Mechanical Engineer
Adrian OlajecSenior Plumbing Engineer
W. Scott AndersonSenior Electrical Engineer
Comprehensive mechanical system design focusing on building performance, thermal comfort, and energy efficiency.
Design of efficient HVAC systems tailored to architectural requirements.
Advanced energy analysis to optimize resource usage and system operations.
Acoustical analysis and mitigation design for mechanical systems.
Reliable and high-performance electrical power and specialty systems design.
Design of normal and emergency power distribution infrastructure.
Interior and exterior lighting layouts with sophisticated control technologies.
AV, data, local area networks, public address systems, and security system design.
Sanitary and fluid system engineering for modern buildings.
Reliable distribution designs for clean domestic water supply.
Engineering for safe disposal of sanitary and specialized waste products.
Rainwater management and drainage systems designed for high performance.
Comprehensive safety engineering to protect lives and physical assets.
Advanced fire detection and emergency alarm signaling design.
Water-based and specialty fire suppression systems.
Environmentally conscious strategies and certifications for green buildings.
Guidance and coordination to achieve LEED Platinum, Gold, and Silver certifications.
Designing high-efficiency facilities aiming for zero-energy footprints and Energy Star targets.
Fundamental and enhanced third-party commissioning to verify building performance.
Basic third-party validation of energy-related building systems.
Comprehensive commissioning services extending through design, construction, and post-occupancy.
Education · Commercial · Healthcare · Sports & Recreation · Religious · Historic Preservation · Government
Potomac, MD · Education · Client: Montgomery County Public Schools
Achieved LEED Gold certification for its high-efficiency mechanical, electrical, and plumbing systems design.
Glenarden, MD · Education · Client: Prince George's County Public Schools
Completed major renovations resulting in LEED Gold certification. The project was also recognized with a National Blue Ribbon for Exemplary High Performing Schools.
Pennsylvania · Historic Preservation · Client: Historic Pennsylvania Capitol Complex
Construction administration and MEP design for the historic Forum Building. The project was recognized with the 2023 Illumination Award.
Columbia, MD · Education · Client: Howard Community College
MEP design for the Health Sciences Building, which achieved LEED Gold certification and was honored with the Wintergreen Award for Excellence in Green Building.