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NAICS 541620

541620: Environmental Consulting Services

Sector 54, Professional, Scientific, and Technical Services. Subsector 541, Professional, Scientific, and Technical Services. The federal award record for this code: who buys it, who won it, what it went for, what recompetes soon.

Live from the data

NAICS 541620 in numbers

94,528awards on recordFY2001 to FY2027
$27.04Bobligatedmedian award $46.1K
4,887vendors that won3.9 offers on average
72open notices now109 posted in 90 days
2,015ending within 12 months$2.06B last time
In the app

Everything behind these numbers for NAICS 541620

  • Every buying office that awarded in this code, ranked by what they spent
  • Every vendor that won, resolved to one record per business
  • Every award back to FY2001, searchable and exportable
  • Contracts ending soon, scored for how open the next round looks
  • Every open notice on this code, with the buyer history beside it

The numbers above are open to anybody. The organized record behind them is what a plan pays for: every award, every buyer, every vendor, cleaned, resolved and read again every night.

Sources: USASpending and SAM.gov. Updated Oct 29, 2026. Names as published; vendor records resolved by UEI, CAGE and name.
Open notices

Open right now under NAICS 541620

71 open notices right now, 5 closing within seven days. The newest 5:

PostedNoticeBuyerNAICSSet-asideDue
Oct 28, 2026Notice of Intent to Award a BPA Call Order against The Land Management Integrated Resources BPA (LMIR), CariboSpecial Notice · Island Park IDUSDA-FS, STEWARDSHIP CONTRACTING BRANCH541620SBANov 17, 2026
Oct 27, 2026F108--657A4-21-800 - VPIH Services for Remove and Replace End of Life Heating, Ventilation and Air ConditioniPresolicitation255-NETWORK CONTRACT OFFICE 15 (36C255)541620SDVOSBCNov 2, 2026
Oct 27, 2026H941--Chemical Hoods & HEPA PMCombined Synopsis/Solicitation · Indianapolis IN250-NETWORK CONTRACT OFFICE 10 (36C250)541620SDVOSBCNov 10, 2026
Oct 27, 2026Notice of Intent to solicit a single source – Fish and Macroinvertebrate (Nekton) Monitoring (St. Johns River)Special Notice · Jacksonville FLW074 ENDIST JACKSNVLLE541620Nov 11, 2026
Oct 27, 2026Core Environmental Compliance Support Services – Darby Military Community (DMC), USAG ItalyPresolicitation · Livorno IT0414 AQ HQ CONTRACT AUG541620Nov 15, 2026
From the SAM.gov opportunities API, checked every hour. Each title opens that notice here, with what this office has actually bought beside it. Members see every open notice, filtered to their own codes, and are emailed daily on Shop, or hourly on Pro, Capture and Enterprise.

Where this code sits

NAICS 541620 is a six-digit national industry in the 2022 North American Industry Classification System. It sits under industry group 5416 (Management, Scientific, and Technical Consulting Services), NAICS industry 54162 (Environmental Consulting Services), in subsector 541 (Professional, Scientific, and Technical Services) of sector 54 (Professional, Scientific, and Technical Services).

Federal buyers assign one NAICS code to each award and each notice. The code describes the kind of business the buyer expects to perform the work, not the item itself; the item is described by the PSC code. The numbers above come from awards and notices carrying this exact code. Related work often sits in the neighboring codes listed below, so watch the neighbors too.

The official definition, with what the code includes and excludes, is on the Census NAICS page linked at the bottom.

How to use this page

Who bought it ranks contracting offices by what they obligated under this code. Who won it ranks vendors after names are resolved to one record each. What it went for shows award size bands; the median describes a typical award better than the average. What recompetes soon lists awards whose period of performance ends inside twelve months.

A code with nothing on record yet says so. Members see the individual awards and notices behind every number, buyer and incumbent profiles, alerts and briefs.

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