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

In plain English

Smithsonian Institution seeks small businesses for multiple indefinite delivery construction contracts in the Washington, DC area, with projects from $1 million to $8 million. Proposals due November 9, 2026; questions due October 12, 2026. Total small business set-aside; details are in the attachments.

Agency: Smithsonian Institution · Smithsonian Institution

Notice type: Solicitation

Set-aside: Total Small Business

NAICS: 236220

Place of performance: Washington, DC

Posted: Oct 29, 2026

Response due: Nov 9, 2026

Solicitation number: 33330226RF0010010

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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

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