TTI and Kristin Heimburger, LSRP,  Director of Environmental Consulting, are pleased to welcome Jacob Mathis as a valuable addition to our team, spearheading the expansion of our Environmental Consulting Services in the DC Metro/DMV region. Jacob is an environmental professional, a NRPP certified radon professional and he holds a bachelors in geology from Marshall University. … Continue reading Growing Strong: TTI Welcomes Jacob Mathis to Lead Environmental Consulting Expansion in the DC Metro/DMV Region