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Department of the Interior (DOI): NAICS 238220 — Plumbing, Heating, and Air-Conditioning Contractors

7open solicitations
$21.5Mobligated in FY2026
132contracts ending within 18 months

Open solicitations

How DOI NAICS 238220 spends

FY2021$11.4M
FY2022$20.0M
FY2023$12.1M
FY2024$30.8M
FY2025$26.9M
FY2026$21.5M
FY2027*$220K
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.

DOI NAICS 238220 contracts expiring in the next 18 months

132 contracts worth $26.5M.

IncumbentBuyerWhatValueEndsEst. solicitationRecord
K&G CONTRACTING SOLUTIONS, INC.NPS238220 Plumbing, Heating, and Air-Conditioning Contractors$728K09 October 2026Now / imminentUSASpending
RESOLUTE INDUSTRIAL LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$87K15 October 2026Now / imminentUSASpending
TEMPERATURE TECHNOLOGY, INC.Bureau of Indian Affairs and Bureau of Indian Education238220 Plumbing, Heating, and Air-Conditioning Contractors$173K17 October 2026Now / imminentUSASpending
LOWER 48 INSTRUMENTS LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$89K20 October 2026Now / imminentUSASpending
EZ CONTRACTOR GROUPNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$270K21 October 2026Now / imminentUSASpending
PROSPERITY PARTNERS CR LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$143K22 October 2026Now / imminentUSASpending
XLEAGLE LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$55K23 October 2026Now / imminentUSASpending
COPPER MOUNTAIN SERVICES LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$49K24 October 2026Now / imminentUSASpending
HUNT VAC SERVICES, LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$31K24 October 2026Now / imminentUSASpending
DANIEL R SCHMOLDT ENTERPRISES INCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$25K26 October 2026Now / imminentUSASpending
CE SOLUTION PLUS CORP.NPS238220 Plumbing, Heating, and Air-Conditioning Contractors$85K27 October 2026Now / imminentUSASpending
HJ GOV CONTRACTING CORPNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$387K29 October 2026Now / imminentUSASpending
HOCH CONSTRUCTION INCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$196K30 October 2026Now / imminentUSASpending
ZONA MECHANICAL, LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$144K30 October 2026Now / imminentUSASpending
UNDERWOOD FEDERAL SOLUTIONS LLCNPS238220 Plumbing, Heating, and Air-Conditioning Contractors$65K30 October 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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