National Environmental
- A minority-owned business and supplier to major companies of turnkey waste management solutions including water treatment chemicals and services.
- http://www.national-environmental.com/

Environmental Forensic
- An environmental engineering firm with experience in site investigation, remediation, legal support, water resource and waste management.
- http://www.enviroforensic.com/

Waste Reduction by Waste Reduction, Inc.
- Provides a biological waste management system for animal and tissue disposal without incineration.
- http://www.wr2.net/

Shrewsberry and Associates
- Provides a full range of environmental and construction services. A minority owned business.
- http://www.shrewsusa.com

American Environmental Corporation
- Providing environmental services such as environmental site assessments, site investigations, legal support services, UST services, remediation services, contracting and construction, regulatory compliance.
- http://www.americanenvironmental.net/

Troy Risk, Inc.
- Offers risk assessment and environmental consulting including on-site sampling and testing service. Features services, personnel, employment information, news.
- http://www.troyrisk.com

Mundell & Associates
- An earth and environmental services consulting company providing geophysical services, ground water and contaminant modeling, subsurface investigations, scientific evaluations, and litigation support services.
- http://www.mundellassociates.com/

Keramida Environmental, Inc.
- An environmental consulting firm whose air quality services include: emission inventories, air permitting, risk management plans, and air pollution dispersion modeling.
- http://www.keramida.com/

Star Environmental, Inc.
- Licensed environmental contracting company describing services, clients, company profile, and contact information.
- http://www.starenvironmental.net

Earth Day Indiana
- An organization dedicated to environmental education and information.
- http://www.earthdayindiana.org/

Quality Environmental Professionals, Inc.
- A full-service environmental consulting firm specializing in industrial services, technical assistance and regulatory support.
- http://www.qepi.com/

Keep Indianapolis Beautiful, Inc.
- Providing resources and project coordination to beautify the city, educate youth and promote recycling. Affiliated with Keep America Beautiful. Includes information about opportunities and projects.
- http://www.kibi.org/

Scientech Club
- A forum for lectures, outline, instruction, survey and commentary about current developments in the areas of engineering, science, physics, mathematics and technology.
- http://www.scientechclub.org/