• Engineering

• 550.

American Society of Plumbing Engineers

Image courtesy of iStockphoto pawel.

• Business and Industry

• 551.

Air Conditioning Contractors of America

TO EDUCATE THE PUBLIC, INCLUDING INDUSTRY MEMBERS, IN THE PRINCIPLES OF AIR CONDITIONING, THE USES OF AIR CONDITIONING EQUIPMENT, AND THE SCIENCES, METHODS AND PRACTICES ANCILLARY TO THE AIR CONDITIONING INDUSTRY.

Air Conditioning Contractors of America

TO PROVIDE SERVICES TO FIRMS, INDIVIDUALS, AND CORPORATIONS WHO MAY DESIGN, INSTALL, SERVICE, AND REPAIR ENVIRONMENTAL SYSTEMS, SUCH AS, BUT NOT LIMITED TO, AIR CONDITIONING, HEATING, REFRIGERATION, HUMIDIFICATION, DEHUMIDIFICAION, AIR PURIFICATION, AND VENTILATION.

• Engineering

• 553.

American Council of Engineering Companies of North Carolina

ACEC/NC represents the business interests of the engineering industry in NC.

Spark Northwest

Spark Northwest partners with communities to build equitable, affordable, clean energy Spark Northwest partners with communities to build an equitable clean energy future.

PROFESSIONAL CANNABIS ASSOCIATION

HOME ABOUT BECOME A MEMBER INFORMATION INDUSTRY DATA LAB SAFETY CERTIFICATION NEWS More PROFESSIONAL CANNABIS ASSOCIATION The Oklahoma Professional Cannabis Association will make sure the voice of the cannabis industry is heard loud and clear.

• Promotion of Business (Chambers of Commerce)

• 556.

ASSOCIATED VALLEY INDUSTRIES INC

POWERING UP YOUR ENERGY INSIGHT by fostering Productive Relationships with TVA TVPPA and the Tennessee Valley Local Power Companies.

Physicians for Social Responsibility Pennsylvania

Addressing the threats to health that medicine cannot cure.

CENTER FOR TRANSPORTATION &

CTE is a 501(c)(3) nonprofit with a mission to improve the health of our climate and communities by facilitating the development, transition, and commercialization of clean, efficient, and sustainable transportation technologies.