Emerald Environmental Services, Ltd. is an environmental consulting company located in the Clear Lake area of Houston, Texas. Emerald provides clients with environmental, scientific, and technical consulting services relating to air quality management and environmental regulatory issues.Emerald's team of consultants have over 50 years combined technical experience in environmental consulting fields, including environmental audits, air emissions inventories, and air quality management. As environmental consultants, we assist our clients in meeting their needs for achieving compliance with state ( TCEQ ) and federal ( EPA ) environmental regulations.