In May 2019, the company was selected as the provider of the power and propulsion element for the Lunar Gateway developed by NASA.
On December 30, 2019, the company announced that it had entered into a definitive agreement to sell MDA's assets to a consortium of financial sponsors led by Northern Private Capital for CAD$1 billion (US$765 million). The sale includes all of MDA’s Canadian businesses, encompassing ground stations, radar satellite products, robotics, defense, and satellite components, representing approximately 1,900 employees. On April 8, 2020, the sale of MDA to NPC officially closed. The newly formed privately-held Canadian company was named MDA Ltd., which later listed on the Toronto Stock Exchange.
Maxar Technologies is the combined operations of Vricon, DigitalGlobe, Radiant Solutions and SSL. Vricon, a subsidiary that provides 3D geospatial analytics through satellite data. DigitalGlobe, a vendor and producer of high resolution satellite imagery. Radiant Solutions, a subsidiary that provides data modeling and analytics for satellite data and SSL a subsidiary that constructs satellites
Maxar Technologies was created in 2017 from the combination of MacDonald, Dettwiler and Associates (MDA) and DigitalGlobe, with the resulting company renamed Maxar. The headquarters of the combined entity was then established Westminster, Colorado. The company was dual-listed on the TSX and NYSE.
In 2020, Maxar divested itself of the Canadian MDA portion, returning MDA to a separate operating company.
2020 – Maxar Technologies Completes Acquisition of Vricon, Inc for $140 million. Vricon is a global leader in satellite-derived 3D data for defense and intelligence markets 
2020 – MDA is sold to a consortium of Canadian investors led by Northern Private Capital. This sale includes the Houston-based MDA US Systems, LLC.
2019 – Completed U.S. domestication,[clarification needed] whereby the parent company is now incorporated in the U.S. state of Delaware
2018 – Announced acquisition of Neptec for $32 million.
2017 – Completed its acquisition of DigitalGlobe, MDA now will be named Maxar Technologies, dual-listed on NYSE and TSX. MDA will then be a subsidiary of US-based Maxar by 2019.
2007 – acquired Alliance Spacesystems, Inc. (now "Maxar Space Robotics LLC", located in Pasadena, CA, USA)
2006 – acquired Lyttle & Co. (Belfast, Northern Ireland), property and related search information
2006 – acquired xit2 Ltd. (Nr Charlbury, Oxfordshire, UK), information exchange solutions[buzzword] for lenders and home surveyors and other outsourced service providers
2006 – expanded into financial services with acquisition of Mindbox, a supplier of advanced decision systems for mortgage lending, for $12.6 million USD, with up to $10.75 million contingent on performance
2005 – acquired business of EMS Technologies Canada (previously RCA Canada, which then became the Montreal division of SPAR Aerospace), a major supplier and subcontractor, for $8.9 million
2004 – acquired Marshall & Swift / Boeckh for $337.8 million, with $104.9 million contingent on performance.
2003 – acquired Millar & Bryce, a commercial provider of land information in Scotland, for $21.32 million, with $1.76 million contingent on performance.
2002 – acquired Dynacs for $3.1 million, with an additional $6.8 million contingent on performance (now "MDA US Systems, LLC", located in Houston, TX, USA)
2002 – acquired Automated Mining Systems of Aurora, Ontario for $225,000
2000/01 – Orbital Sciences divested its MDA shares through an initial public offering; trades as TSX: MDA
2000 – entered joint venture with LandAmerica Financial Group to create LandMDA, a provider of property reports to lenders
1996 – acquired Iotek, a supplier of signal processing and sonar technology for military customers, for undisclosed sum
^"About | Maxar". www.maxar.com. Retrieved August 9, 2020.
^Greg Avery (February 14, 2018). "Maxar Technologies, parent of DigitalGlobe, moves HQ to Colorado". Denver Business Journal.
^Maxar (October 5, 2017). "MDA Completes Acquisition of DigitalGlobe, Creates Industry Leader in Satellite Systems, Earth Imagery, Geospatial Solutions and Analytics". MAxar Technologies.
^"Maxar Technologies Completes Acquisition of Vricon, Inc. | Maxar". www.maxar.com. Retrieved July 1, 2020.
^"Maxar Technologies Completes U.S. Domestication." Archived January 13, 2019, at the Wayback MachineMaxar Technologies.
^Henry, Caleb (July 16, 2018). "Maxar acquires robotics firm Neptec for $32 million". SpaceNews. Retrieved July 16, 2018.
^Pugliese, David (November 9, 2017). "Canadarm creator to transform into U.S. company, raising concerns of tech heading south of the border". National Post. Retrieved November 9, 2017.
^"October 3, 2014 - MDA completes strategic capability acquisition in the United States". www.prnewswire.com. Retrieved June 25, 2018.
^MacDonald, Dettwiler and Associates CEO Announces Transformational US Acquisition Conference (Transcript). Retrieved on 06-27-12.
^"Intelsat Picks MacDonald, Dettwiler and Associates Ltd. for Satellite Servicing". press release. CNW Group. Archived from the original on May 12, 2011. Retrieved March 15, 2011. MDA plans to launch its Space Infrastructure Servicing ("SIS") vehicle into near geosynchronous orbit, where it will service commercial and government satellites in need of additional fuel, re-positioning or other maintenance. ... MDA and Intelsat will work together to finalize specifications and other requirements over the next six months before both parties authorize the build phase of the program. The first refueling mission is to be available 3.5 years following the commencement of the build phase.
^"Minister of Industry Confirms Initial Decision on Proposed Sale of Macdonald, Dettwiler and Associates Ltd. to Alliant Techsystems Inc". Industry Canada. May 8, 2008. Retrieved January 4, 2009.
^"MDA Selling Canadarm Business to U.S. Firm". CBC News. January 8, 2008. Retrieved February 21, 2008.
^"Ottawa reaffirms decision to block MDA deal". The Globe and Mail. May 9, 2008. Retrieved January 25, 2020.
^"MDA Acquires U.S.-Based Alliance Spacesystems". Retrieved May 14, 2013.
^"MDA Acquires Legal Search Firm In Northern Ireland". Retrieved July 15, 2006.
^"MDA Acquires Leading Provider Of Electronic Exchange Solutions To Lenders And Surveyors In UK". Retrieved July 15, 2006.
^ abcd"Annual Report 2005" (PDF). Archived from the original (PDF) on May 6, 2006. Retrieved July 15, 2006.
^"MDA Acquires Leading Land Information Company in Scotland". Archived from the original on May 6, 2006. Retrieved July 15, 2006.
^"MDA Acquires Small Robotic Mining Company". Archived from the original on May 15, 2006. Retrieved July 15, 2006.
^"In Real Estate, Geographic Information and the Internet Changes Everything". Retrieved July 15, 2006.
^"MDA to Acquire Iotek Inc. of Halifax". Archived from the original on May 6, 2006. Retrieved July 15, 2006.
^"Orbital Sciences Deal". New York Times. September 6, 1995. Retrieved July 15, 2006.