MDA to provide communication subsystems

SAN FRANCISCO - Maxar Technologies, (formerly MacDonald, Dettwiler and Associates Ltd.), (“Maxar” or the “Company”), (NYSE/TSX: MAXR), a global communications and information company providing technology solutions to commercial and government organizations worldwide, today announced that MDA, a business unit of Maxar Technologies, has signed a contract valued at approximately US$9 million for an undisclosed customer. MDA will provide two communication subsystems that will increase the time LEO satellites are in communication with the ground and improve the amount of data that could be transferred.

MDA’s communication subsystems cover a wide range of requirements to address single and multi-satellite programs in commercial, space, military and airborne markets. Combining leading edge technical capability with timely, cost effective execution and extensive heritage, MDA’s communication solutions provide a unique value proposition to customers worldwide.

About Maxar

Maxar Technologies (formerly MacDonald, Dettwiler and Associates) is a leading global provider of advanced space technology solutions for commercial and government markets including satellites, Earth imagery, geospatial data and analytics. As a trusted partner, Maxar Technologies provides unmatched end-to-end advanced systems capabilities and integrated solutions expertise to help our customers anticipate and address their most complex mission critical challenges with confidence. With more than 6,500 employees in 21 locations, the Maxar Technologies portfolio of commercial space brands includes: SSL, MDA, DigitalGlobe, and Radiant Solutions. Every day millions of people rely on Maxar Technologies to communicate, share information and data, and deliver insights that empower a better world. Maxar trades on the Toronto Stock Exchange and New York Stock Exchange as MAXR. For more information visit maxar.com

About MDA

MDA is an internationally recognized leader in space robotics, satellite antennas and subsystems, surveillance and intelligence systems, defence and maritime systems, and geospatial radar imagery. MDA’s extensive space expertise and heritage translates into mission-critical defence and commercial applications that include multi-platform command, control and surveillance systems, aeronautical information systems, land administration systems and terrestrial robotics. MDA is also a leading supplier of actionable mission-critical information and insights derived from multiple data sources, both owned and operated within the Maxar group and by customer and third party sources. Founded in 1969, MDA is recognized as one of Canada’s most successful technology ventures with locations in Richmond, Ottawa, Brampton, Montreal and Halifax. MDA is a business unit of Maxar Technologies (TSX: MAXR NYSE: MAXR;). For more information visit www.mdacorporation.com

Forward-Looking Statements

This release contains forward-looking statements and information, which reflect the current view of MacDonald, Dettwiler and Associates Ltd. (“MDA” or the “Company”) with respect to future events and financial performance. The forward-looking statements in this regard include statements regarding the award of a contract. Any such forward-looking statements are based on MDA’s current expectations, estimates, projections and assumptions in light of its experience and its perception of historical trends. The factors and assumptions underlying the forward-looking statements in this release include contracts not being terminated. Any such forward-looking statements are subject to a number of risks and uncertainties that could cause actual results to differ materially from current expectations. MDA cautions readers that should certain risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary significantly from those expected. The risks that could cause actual results to differ from current expectations include, but are not limited to: risks associated with operating a satellite including in-orbit failures or impaired satellite performance; quality issues, failure of systems to meet performance requirements, potential for product liability, or the occurrence of defects in products or systems could result in lost revenue and harm to the Company’s reputation; failure of third parties and subcontractors; and failure to anticipate changes in technology, technical standards and offerings or compliance with the requisite standards, or failure to maintain technological advances and offer new products to retain customers and market position.

For additional information with respect to certain of these risks or factors, plus additional risks or factors, reference should be made to the Company's continuous disclosure materials filed from time to time with the Canadian and U.S. securities regulatory authorities, which are available online under the Company's SEDAR profile at www.sedar.com, under the Company's EDGAR profile at www.sec.gov or on the Company's website at www.mdacorporation.com.