PHE Consultants have been engaged in Environmental Consulting Engineering since 1974. PHE was established by a group of professional engineers, technocrats, town planners and management consultants. Over the years, the firm has expanded its activities and has offices at Delhi, Kolkotta, Chennai, Ahmedabad, Bangalore and Pune. PHE maintains a team of Associate consultants, a complement of over 100 specialists including professional engineers, environment consultants, town planners, architects, surveyors, structural consultant, management consultants, computer consultants, transport consultants financial consultants etc., supported by the technologists, technicians, field inspection personnel, draftsmen and administrative supporting staff.