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

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 September 15, 2026, at 3PM EST. No site visit has been arranged, if you feel a site visit is warranted, please send an email requesting one. Proposals are to be submitted in pdf form (1 pdf for Technical), emailed to https://www.dropbox.com/scl/fo/c3gw28mupqeyl8s128jye/AJEscQQlrbA4BYJCnfTPVJI?rlkey=lthtkgmv20f6iyl9u4xgwkgye&st=w3wddft6&dl=0 by 3:00PM ET October 6, 2026.

• NAICS236220
• PSCZ1JA

• SOLICITATION SI IDIQ Construction Washington DC.pdf

  .pdf486 KBNot yet available
• 33330226RF0010010 Announcement.pdf

  .pdf661 KBNot yet available

• Sheryle Coleman
  colemansi@si.edu