IBI Group Inc. is a Canadian-based architecture, engineering, planning, and technology firm operating from over 60 offices in 12 countries across the world.

[5][6] IBI Group's consulting services business is concentrated in three practice areas: Intelligence, Buildings and Infrastructure.

[7] The IBI Group was founded in Toronto by nine partners to provide professional planning and design services for urban development and transportation projects.

In 2010 the Fund was converted to a corporation, IBI Group Inc.[9] The firm's name was derived from the last initials of its two founding principals, Neal Irwin and Phil Beinhaker.

[16] In 2006 the Costa Mesa, California-based educational project-focused firm of Thomas Blurock Architects was acquired and incorporated.

In 2009 the New York City based firm of Gruzen Samton Architects, Planners & Interior Designers was acquired.

[28] In 2012, Taylor Young, a United Kingdom-based architectural and master-planning practice headquartered in Cheshire and with offices in Liverpool and London, was acquired.

[32] Major projects, ordered by type, are:[33][34] IBI Group acquired HotSpot in June 2022 for $5.74 million.

[41] Nspace is a desk and conference room booking and visitor management application intended to support flexible work arrangements.