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33330226RF0010010 Indefinite Delivery Indefinite Quantity (IDIQ) for Construction Services in Washington DC Metropolitan Area

Open — responses due 9 Nov 2026 (2 days left) · Small Business Set Aside - Total · Smithsonian Institution · Washington, DC · NAICS 236220 · Solicitation 33330226RF0010010

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Solicitation details

Solicitation number33330226RF0010010
Notice IDaefb3e4ed58a47c5abcd1beb0b7f837b
AgencySmithsonian Institution
Contracting officeSMITHSONIAN INSTITUTION
NAICS code236220 — Commercial and Institutional Building Construction
Product / service code (PSC)Z1JA
Set-asideSmall Business Set Aside - Total
Notice typeSolicitation
Posted29 October 2026
Response deadline09 November 2026
Place of performanceWashington, DC, USA
CompetitionCompetitive

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Description

Amendment 3 - Ommit clauses, updated link and RFI responses. (See attachment) Amendment 2 - Extend the proposal and RFI's due dates. (See attachment) Amendment 1 - Extend the proposal due date. (See attachment) The Smithsonian Institution seeks interested Small Business contractors to establish multiple Small Business Indefinite Delivery / Indefinite Quantity (IDIQ) Contracts with construction firms to provide construction services between $1 million to $8 million per project. The NAICS code is 236220 for Commercial and Institutional Building Construction. This announcement is for the selection and award of one or more Contracts that will support construction needs in our facilities for the Washington, DC Metropolitan area and surrounding facilities such as the Smithsonian Conservation Biology Institute in Front Royal, VA and the Smithsonian Environmental Research Center, Edgewater, MD. REQUEST FOR CLARIFICATIONS It is desired that all questions/clarifications be sent in, sequentially numbered for example first questions 1,2,3, second set of questions 4,5,6, etc. in word format to ColemanSI@si.edu It is requested that all questions be sent in no later than October 12, 2026 at 3PM EST. No site visit has been arranged, if you feel a site visit is warranted, please send an email requesting one. Qualifications are to be submitted by 3:00PM ET November 9, 2026 to Dropbox Link: https://www.dropbox.com/request/gy0wr7le8oqp3rmm3o6x

Version history

SAM.gov has posted 4 notices under solicitation 33330226RF0010010, oldest first.

Documents in the solicitation package

7 files are attached to this notice.

  • 33330226RF0010010 SF 14442 PG 1-4 Revised.pdf
  • 33330226RF0010010 RFI Responses.pdf
  • 33330226RF0010010 Amendment 3.pdf
  • 33330226RF0010010 Amendment 2.pdf
  • 33330226RF0010010 Amendment 1.pdf
  • SOLICITATION SI IDIQ Construction Washington DC.pdf
  • https://www.dropbox.com/request/gy0wr7le8oqp3rmm3o6x

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Market context: Smithsonian Institution and NAICS 236220

About the buyer and the industry, not this specific solicitation. Source: USASpending.gov award data, updated nightly.

  • In fiscal year 2026, Smithsonian Institution obligated $71.4M across 112 contract actions under NAICS 236220.
  • 52 contracts worth $135.3M in this category end within the next 18 months.

Smithsonian Institution contracts under NAICS 236220 →

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Source: this notice on SAM.gov. FedSift republishes public federal procurement data and is not affiliated with the U.S. Government. Always confirm dates and requirements against SAM.gov before responding.

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