Environmental Science Associates 4/29/2024

1 EXHIBIT B Environmental Science Associates & Subsidiaries: 2024 Schedule of Fees I. Personnel Category Rates Charges will be made at the Category hourly rates set forth below for time spent on project management, consultation or meetings related to the project, field work, report preparation and review, travel time, etc. Time spent on projects in litigation, in depositions and providing expert testimony will be charged at the Category rate times 1.5. LABOR CATEGORY BILLING STEP I BILLING STEP II BILLING STEP III BILLING STEP IV BILLING STEP V BILLING STEP VI Senior Principal Consultant $255 $282 $311 $341 $371 $401 Principal Consultant $210 $238 $265 $293 $321 $349 Managing Consultant $189 $211 $234 $256 $278 $300 Senior Consultant $155 $171 $192 $212 $233 $253 Associate Consultant $137 $151 $164 $177 $190 $203 Consultant $104 $117 $129 $143 $156 $169 Project Technician $75 $97 $119 $142 $164 $186 (a) The range of rates shown for each staff category reflects ESA staff qualifications, expertise and experience levels. These rate ranges allow our project managers to assemble the best project teams to meet the unique project requirements and client expectations for each opportunity. (b) From time to time, ESA retains outside professional and technical labor on a temporary basis to meet peak workload demands. Such contract labor may be charged at regular Employee Category rates. (c) ESA reserves the right to revise the Personnel Category Rates periodically to reflect changes in its operating costs. II. ESA Expenses A. Travel Expenses 1. Transportation a. Company vehicle – fixed rate + fee for mileage in excess of 100 miles. b. Common carrier or car rental – actual expense multiplied by 1.15 c. If company vehicle is to be used in off-road conditions, a daily $15 use fee will be added to the standard daily vehicle rate. 2. Lodging, meals and related travel expenses – direct expenses multiplied by 1.15