SEDA-COG
SEDA-COG helps Central Pennsylvania's communities address issues in such areas as housing, recreation, downtown revitalization, and public infrastructure. Business services include financing, sales to the government, and assistance with exporting. SEDA-COG maintains an Energy Resource Center, which coordinates valuable training and networking events.

Green Building Association of Central Pennsylvania
The Association's mission is to promote environmentally responsible design, planning, construction, and operation of the built environment through education, outreach and networking.

GBACPA has three functioning branches: Berks Lancaster, South Central, and North Central.

Shirley E. Clark, P.E., Ph.D.
Associate Professor Environmental Engineering
Penn State Harrisburg
Aqua Cura works with Professor Clark regularly, combining water conservation with rainwater capture, low impact stormwater management and other sustainable practices.

Mid Atlantic BX
The Association's mission is to promote environmentally responsible design, planning, construction, and operation of the built environment through education, outreach and networking.

GBACPA has three functioning branches: Berks Lancaster, South Central, and North Central.

Susquehanna Sustainable Business Network
SSBN supports local economies in Lancaster and York counties by providing a network of socially conscious businesses that are committed to sustainable interdependence.

Affordable Comfort
ACI is an excellent resource for technical information on building or reworking affordable housing for high performance.