CORNERSTONE GROUP ™  provides strategic consulting, financial advisory, comprehensive merger and acquisition services and proprietary solutions as part of its global practice. Established in 1987, CORNERSTONE GROUP ™ delivers buy-side advisory services including Strategic M&A ™, corporate finance, advice on capital raising techniques, strategic case assessments and comparative analysis, acquisition searches, synergy analysis, risk management and acquisition valuations. Its sell-side advisory services include succession planning, operational and financial structuring, guidance on strategic and tactical options, valuation and transaction pricing and negotiation support. As Strategic Counsel ™ the firm also provides counsel and mediation and intermediation services for tax, family, estate planning and regulatory issues and for advisor and partner sourcing. CORNERSTONE GROUP ™ offers operational, legal, financial, tax, regulatory and intellectual property due diligence and risk management services under its Due Diligence Plus ™ Program. We deliver a broad range of financial advisory, asset management, research services and proprietary solutions.


Contact Information

How to Reach Us

The Exchange Tower
130 King Street West
Suite 1800, P.O. Box 427
Toronto, Ontario
M5X 1E3

Telephone:       (416) 862-8000 
Facsimile:        (416) 862-8001
Toll-Free:         1-888-COUNSEL (1-888-268-6735)

All inquiries are treated in strict professional confidence.  From Monday through Friday (8:30 AM to 5:00 PM Eastern Time), please call our Office in the Toronto Stock Exchange Tower at 1-416-862-8000 or email us at:

All professional, referral, co-advisory and joint mandate relationships are fully protected.

With our trusted partners, we bring analytical sophistication and competitive dynamics in a collaborative environment. We typically work on a combination of retainer fees and completion fees. We strive for fee certainty and with our partners provide for bundled fees, phased fees, collared fees and other types of risk-sharing arrangements. Where appropriate, no-charge initial consultations and assessments are available by in-person meetings or through our dedicated worldwide video conferencing facilities.


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