Team

SDC's team is comprised of design, construction, environmental, and business professionals specializing in commercial-scale sustainable building design, construction, operations, and maintenance. These experienced and credentialed professionals are regularly called upon to serve on green industry councils, speak at green building conferences, and author articles on the topic of sustainable design.

Leadership Team Member
Sandra Leibowitz
Sandra Leibowitz
AIA, LEED Fellow
Managing Principal
804-644-3880 ext. 1101
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As founder, owner, and Managing Principal of SDC, Sandra draws from two decades of advanced experience in sustainable design projects and organizational programs to serve developers, architects and builders with expert green building/ LEED consulting and process management. In addition to leading firm-wide initiatives and providing quality assurance for projects managed from SDC’s Richmond office, Sandra continues to actively manage projects herself, focusing on Sustainable Program Development and Green Building Consulting for K-12 schools and a variety of other building projects. This email address is being protected from spambots. You need JavaScript enabled to view it.

Avneet Gujral
Avneet Gujral
Intl. Assoc. AIA, IIA,
LEED AP BD+C, ND
Senior Project Manager
202-667-1620 ext. 1209
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Avneet draws upon her experience in master planning and design of a diverse range of projects including institutional, educational, and residential buildings, including prior intense involvement in the design of a 2,400 acre city built for the Indian Navy in Ehzimala, Kerala. With SDC, Avneet provides guidance for neighborhood developments, mixed-use, commercial and institutional projects. Avneet is also an approved Green Communities Charrette Facilitator. This email address is being protected from spambots. You need JavaScript enabled to view it.

Beth Violette
Beth Violette
LEED AP BD+C
Project Consultant
401-286-1739
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Beth provides project management support and technical assistance on multifamily residential, schools , and neighborhood development projects. She also provides technical reviews and recommendations on landscape design and plant lists, focusing on water efficient landscaping practices. This email address is being protected from spambots. You need JavaScript enabled to view it.

Celeste Boley
Celeste Boley
CPSM, LEED Green Associate
Marketing Manager
804-644-3880 ext. 1104
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Celeste has focused on providing marketing and communications services for the A/E/C industry throughout her career. Since joining the firm in 2010, Celeste has played a pivotal role in updating SDC’s firm-wide marketing infrastructure, image, and website. An active member of the Society for Marketing Professional Services, Celeste participates in numerous chapter activities. This email address is being protected from spambots. You need JavaScript enabled to view it.

Dell Rasley
Dell Rasley
PHR
Human Resources Manager
804-644-3880 ext. 1112
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Dell implements the day-to-day operations of SDC’s Human Resources department, including the recruitment process, the administration of human resources policies and procedures, and employee relations. This email address is being protected from spambots. You need JavaScript enabled to view it.

Donald Green
Donald Green
NCARB, AIA, LEED AP BD+C
Project Manager
804-644-3880 ext. 1108
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Donald draws upon his years of progressive green building design experience, most recently in the healthcare sector, where he managed the sustainable design aspects of numerous community wellness centers and senior living communities. With SDC, Donald provides green building process management primarily for higher educational, state, and Federal government projects. This email address is being protected from spambots. You need JavaScript enabled to view it.

Elizabeth Floyd
Elizabeth Floyd
AIA, LEED AP BD+C, ID+C
Senior Project Manager
202-667-1620 ext. 1202
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A long-time practicing architect, Elizabeth (Zeba) Floyd manages a wide range of green building projects including office buildings, higher education facilities, and government facilities. Elizabeth is also a certified instructor for the green building training system GreenAdvantage™. This email address is being protected from spambots. You need JavaScript enabled to view it.

Gwenedd Murray
Gwenedd Murray
Assoc. AIA, LEED AP BD+C
Senior Consultant
804-644-3880 ext. 1113
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Gwenedd provides management and technical consulting for green building design, construction, operations and maintenance projects, most notably for k-12 schools, higher institutional and commercial office buildings. In addition, she leads development of SDC’s Building Science consulting and training services, provides daylight, energy and thermal comfort analyses and support. This email address is being protected from spambots. You need JavaScript enabled to view it.

James Reinertsen
James Reinertsen
AIA, LEED AP BD+C, O+M
Project Manager
202-667-1620 ext. 1203
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James Reinertsen draws upon his experience leading teams of designers, owners, and contractors to meet their goals in sustainable design. With SDC, James provides LEED process management for a range of green building projects, including K-12 schools, municipal facilities, office, and multi-unit residential buildings. This email address is being protected from spambots. You need JavaScript enabled to view it.

Kara Strong
Kara Strong
AIA, LEED AP BD+C
Senior Project Manager
202-667-1620 ext. 1201
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Drawing from her years in architectural practice, Kara leads teams in the development of green educational facilities, institutional office buildings, and residential developments. Kara also leads trainings and workshops on a wide variety of green building topics. Additionally, Kara is an approved Green Communities Charrette Facilitator. This email address is being protected from spambots. You need JavaScript enabled to view it.

Lauren Fakhoury
Lauren Fakhoury
LEED AP O+M
Research Assistant
202-667-1620 ext. 1211
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Lauren has a background in civil engineering and construction management, with a focus on sustainability. In SDC's Washington, DC office, Lauren provides project-related support on a wide variety of building types. This email address is being protected from spambots. You need JavaScript enabled to view it.

Leadership Team Member
Steven Piguet
Steven Piguet
AIA, LEED AP BD+C
Associate Principal
202-667-1620 ext. 1214
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As Associate Principal, Steven contributes to firm-wide leadership and provides quality assurance for all projects managed from SDC’s Washington office. Drawing from his previous background as Director of Facilities for a Fortune 500 company, combined with his experience as one of USGBC’s early Directors, Steven also serves as SDC’s in-house expert on sustainable building operations and maintenance, and provides process management and consulting services to office building owners and developers for existing buildings. This email address is being protected from spambots. You need JavaScript enabled to view it.

Linda Davisson
Linda Davisson
IIDA, CDT, LEED AP ID+C
Senior Consultant
202-667-1620 ext. 1207
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Linda actively manages projects while supporting architects, designers and developers in pursuing LEED certification for office buildings, commercial interiors, schools and institutional projects. Linda also provides specification editing, contractor advisory services and professional training in support of LEED and green building practices. This email address is being protected from spambots. You need JavaScript enabled to view it.

Marisa Picard
Marisa Picard
Assoc. AIA, LEED AP BD+C
Project Consultant
202-667-1620 ext. 1204
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Marisa provides LEED certification and green building support to Project Mangers on various building types, with a particular focus on K-12 schools, municipal facilities and multi-family residential developments. This email address is being protected from spambots. You need JavaScript enabled to view it.

Matt Hogan
Matt Hogan
AIA, LEED AP BD+C, CPHC
Project Consultant
804-644-3880 ext. 1106
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Matt provides technical analyses and supports Project Managers on a variety of commercial and institutional building types managed from SDC's Richmond office. This email address is being protected from spambots. You need JavaScript enabled to view it.

Michael Richardson
Michael Richardson
LEED Green Associate
Office Coordinator
202-667-1620 ext. 1205
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Michael provides general administrative support to SDC’s regional Washington, DC office. This email address is being protected from spambots. You need JavaScript enabled to view it.

Michelle Waalewyn-Peck
Michelle Waalewyn-Peck
Office Coordinator
804-644-3880, ext. 1103
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Michelle provides office management, administrative, technical and bookkeeping support for SDC’s main office in Richmond, VA.

Pamela Jones
Pamela Jones
Accounting and IT Manager
804-644-3880 ext. 1107
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Pamela manages the multiple facets of SDC’s accounts receivable, accounts payable, project costing and information technology infrastructure from the company’s Richmond, Virginia main office. This email address is being protected from spambots. You need JavaScript enabled to view it.

Patrick MacPherson
Patrick MacPherson
LEED AP BD+C
Project Consultant
804-644-3880 ext. 1110
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Patrick provides project coordination and support to design and construction teams pursuing LEED certification by reviewing, advising on and helping document a wide range of practical green building strategies. He is also an instructor for the green building training system GreenAdvantage™. This email address is being protected from spambots. You need JavaScript enabled to view it.

Rebecca Aarons-Sydnor
Rebecca Aarons-Sydnor
Assoc. AIA, CDT,
LEED AP BD+C, ID+C
Senior Project Manager
804-644-3880 ext. 1102
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Rebecca leads building, interior design and construction teams pursuing sustainable design LEED certifications across a wide variety of project types. She also develops and delivers trainings and on LEED, GreenAdvantage, green product labeling, specifications and other sustainability issues. In addition, she coordinates SDC’s specifications reviews for all firm projects. This email address is being protected from spambots. You need JavaScript enabled to view it.

Sara Zoumbaris
Sara Zoumbaris
Assoc. IIDA, LEED Green Associate
Research Assistant
804-644-3880 ext. 1109
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Sara recently earned a graduate degree in Interior Design and joined SDC's Richmond office where she provides project-related functions and research to support Project Consultants and Project Managers. This email address is being protected from spambots. You need JavaScript enabled to view it.

Susan Piguet
Susan Piguet
Business Development
Associate
917-334-5670
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Susan has devoted her career to business development, with an emphasis on promoting sustainable business practices. With SDC, she creates and manages strategic relationships and alliances with other organizations, including professional firms, colleges and universities, research institutions, and government agencies. Susan has been deeply involved with and committed to green building issues since the founding of the USGBC, and has held the title of Vice President of Business Development for the World Green Building Council. This email address is being protected from spambots. You need JavaScript enabled to view it.