MACTEC performs services under several GSA schedules.

GS-10F-0157K - MACTEC Engineering & Consulting
Environmental
SIN 899-1 Environmental Planning Services and Documentation
SIN 899-2 Environmental Compliance Services
SIN 899-3 Environmental/Occupational Training Services
SIN 899-4 Waste Management Services
SIN 899-8 Remediation Services

GS-10F-0093J - MACTEC Development Corp.
Environmental
SIN 899-1 Environmental Planning Services and Documentation
SIN 899-2 Environmental Compliance Services
SIN 899-4 Waste Management Services
SIN 899-8 Remediation Services

GS-10F-0131K - MACTEC Federal Programs
Environmental
SIN 899-1 Environmental Planning Services and Documentation
SIN 899-2 Environmental Compliance Services
SIN 899-3 Env./Occupational Traning Services
SIN 899-4 Waste Management Services
SIN 899-5 Hazardous Materials Mgmt Advisory Services
SIN 899-6 Telephone Advisory Services

GS-23F-0054L - MACTEC Engineering & Consulting
Engineering
SIN 871-1 Strategic Planning For Technology Programs / Activities
SIN 871-2 Concept Development and Requirements Anal
SIN 871-3 System Design, Engineering and Integration
SIN 871-4 Test and Evaluation
SIN 871-5 Integrated Logistics Support
SIN 871-6 Acquisition and Life Cycle Management

GS-35F-0667J - MACTEC Federal Programs
IT Services
SIN 132-51 Information Technology Professional Services

GS-23F-8011H - MACTEC Engineering and Consulting, Inc.
MOBIS
SIN 874-1 Consultation Services
SIN 874-2 Facilitation Services
SIN 874-3 Survey Services
SIN 874-4 Training Services