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Department of Defense (DoD): NAICS 541620 — Environmental Consulting Services

1open solicitations
$45.7Mobligated in FY2026
346contracts ending within 18 months

Open solicitations

How DoD NAICS 541620 spends

FY2021$218.9M
FY2022$227.3M
FY2023$240.0M
FY2024$257.5M
FY2025$173.8M
FY2026$45.7M
Contract obligations by federal fiscal year (October–September), from USASpending.gov award data. IDIQ ceilings are excluded. * The current year is partial, and USASpending lags 4–8 weeks.

DoD NAICS 541620 contracts expiring in the next 18 months

346 contracts worth $352.9M.

IncumbentBuyerWhatValueEndsEst. solicitationRecord
ENVIRONMENTAL SCIENCE CORPORATIONArmy541620 Environmental Consulting Services$98K07 October 2026Now / imminentUSASpending
HAWAII INTERNATIONAL ENVIRONMENTAL SERVICES INC.Navy541620 Environmental Consulting Services$175K08 October 2026Now / imminentUSASpending
SEVA EHS INCDLA541620 Environmental Consulting Services$626K12 October 2026Now / imminentUSASpending
ADVANCED MATRIX, INC.Army541620 Environmental Consulting Services$175K13 October 2026Now / imminentUSASpending
ADANTA, INC.Navy541620 Environmental Consulting Services$1.1M14 October 2026Now / imminentUSASpending
ENVIRONMENTAL SCIENCE CORPORATIONNavy541620 Environmental Consulting Services$73K26 October 2026Now / imminentUSASpending
GLOBAL STRATEGIC ENERGY LLCAir Force541620 Environmental Consulting Services$1.9M27 October 2026Now / imminentUSASpending
ALLIANCE SOLUTIONS GROUP, INC.Air Force541620 Environmental Consulting Services$341K28 October 2026Now / imminentUSASpending
VERINA-RENOVA JV LLCArmy541620 Environmental Consulting Services$68K30 October 2026Now / imminentUSASpending
MENDEZ GROUP, INCNavy541620 Environmental Consulting Services$28K30 October 2026Now / imminentUSASpending
AUXILIO MANAGEMENT SERVICESArmy541620 Environmental Consulting Services$157K31 October 2026Now / imminentUSASpending
HGS ENGINEERING INCDLA541620 Environmental Consulting Services$137K31 October 2026Now / imminentUSASpending
EAS WSP JV, LLCNavy541620 Environmental Consulting Services$37K31 October 2026Now / imminentUSASpending
HAMER ENVIRONMENTAL LIMITED PARTNERSHIPNavy541620 Environmental Consulting Services$1.3M01 November 2026Now / imminentUSASpending
CDM FEDERAL PROGRAMS CORPORATIONArmy541620 Environmental Consulting Services$702K02 November 2026Now / imminentUSASpending

Contracts and task orders from USASpending.gov (FPDS) whose period of performance ends within 18 months, valued at $25K or more, excluding IDIQ ceilings and government-owned, contractor-operated facility contracts. Co-terminous orders from the same vendor, agency, NAICS and PSC ending in the same month are grouped. The solicitation date is an estimate (about six months before the contract ends): FedSift does not know whether a follow-on has been posted, so check SAM.gov.

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