Skip to content

Tetra Tech TTEK Business Segments

TTM Q2 '26TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25
Revenue by Business
CIG$2.86B+4.7%$2.82B+2.1%$2.76B-1.0%$2.72B-0.9%$2.73B+0.5%
GSG$2.35B-16.3%$2.49B-7.9%$2.75B+10.8%$2.83B+17.8%$2.8B+22.0%
Segment operating income by Business
CIG$353.39M+10.7%$350.44M+7.4%$340.56M+3.7%$328.93M+7.7%$319.29M+10.7%
GSG$331.44M+1.8%$336.36M+8.6%$356.86M+27.0%$344.8M+30.9%$325.59M+32.2%
Gross amount of goodwill by Business
CIG$5.93B+7.7%$5.88B+7.1%$5.78B+4.5%$5.69B+4.2%$5.51B+0.7%
GSG$3.41B+11.2%$3.16B+3.6%$3.07B+3.5%$3.07B+6.8%$3.06B+11.2%
Goodwill by Business
CIG$5.45B+8.5%$5.39B+7.7%$5.3B+4.9%$5.2B+4.6%$5.02B+0.7%
GSG$2.97B+2.2%$2.72B-8.7%$2.72B-6.0%$2.81B+0.4%$2.9B+8.1%
Accumulated impairment by Business
CIG$485.95M0.0%$485.97M0.0%$485.97M0.0%$486M0.0%$486M0.0%
GSG$440.46M+170%$440.43M+522%$348.03M+392%$255.6M+261%$163.2M+131%

Chart any of these lines over time, or line them up against competitors.

Compare these in charts →

Questions, answered.

How does Tetra Tech break its business down?
Tetra Tech (TTEK) reports segment reporting, other segment item, amount by business across 2 parts — CIG and GSG. Each is extracted from the segment footnotes and tracked over time.
Where does Tetra Tech's segment data come from?
Segment breakdowns are pulled from the segment footnotes in Tetra Tech's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.