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Biography

Frank leads ALG’s criminal defence, administrative law, and investigations practice.  He works with organizations and senior executives to solve high-stakes disputes and manage crises.

Frank is an experienced trial and appellate lawyer, regularly appearing in the trial courts and on appeals before the Ontario Court of Appeal. He has one of the leading Supreme Court of Canada practices in the country, having appeared in that Court over 40 times as counsel. Frank is an advisor with the Supreme Court Advocacy Institute.

In 2016, Frank received the G. Arthur Martin Criminal Justice Medal for his life-long commitment to  criminal justice. Frank is a fellow of the American College of Trial Lawyers, the premier organization of trial lawyers in North America. He is ranked by Chambers Canada for white collar crime and government investigations and as a top criminal law practitioner nationwide. Who’s Who Legal recommends Frank as a Global Leader in business crime defence and investigations.

He was a Director and Vice-President of the Canadian Civil Liberties Association from 2004 to 2021 and is a past President of the Criminal Lawyers’ Association.

Notable Cases

Notable Cases As Counsel

R. v. Churchill, 2024 NLSC 121

R. v. Colley, 2024 ONCA 524

Sakab Saudi Holding Company et al. v. Al Jabri et al., 2024 ONSC 1347

R. v. Shaw, 2024 ONCA 119

R. v. D.M., 2022 ONCA 429

Kitmitto (Re), 2022 ONCMT 12

R. v. Ste-Marie, 2022 SCC 3

R. v. Huang, 2021 ONSC 8372

R. c. Rizzuto, 2021 QCCA 1789

McLeod (Re) (2 June 2021) (OJC)

R. v. Baskaran, 2020 ONCA 25

Huang v. Canada (Attorney General), 2019 FC 1122

R. v. Greeley, 2019 ONCJ 907

R. v. Walker, 2019 ONCA 765

R. v. Esseghaier, 2019 ONCA 672

R. v. Othman, 2018 ONCA 1073

R. v. Wheeler, 2018 ONCA 1069

R. v. J.C.P., 2018 ONCA 986

R. v. MacIsaac, 2018 ONCA 650

R. v. Cody, 2017 SCC 31

R. v. Dunstan, 2017 ONCA 432

Camp v. Canada (Attorney General), 2017 FC 240

S.C. v. N.S., 2017 ONSC 353

R. v. Zvolensky, 2017 ONCA 273

R. v. Ahmed, 2017 ONCA 76

World Bank Group v. Wallace, 2016 SCC 15

R. v. MacIsaac, 2015 ONCA 587

R. v. Badgerow, 2014 ONCA 272

R. v. Cook, 2014 ONCA 170

R. v. Conception, 2014 SCC 60

R. v. Rocheleau, 2013 ONCA 679

U.S.A. v. Nguyen, 2013 ONSC 4842

R. v. Frimpong, 2013 ONCA 243

R. v. Huang, 2013 ONCA 240

R. v. A.R., 2012 ONCJ 268

R. v. Cole, 2012 SCC 53

R. v. Cole (2011), 269 C.C.C. (3d) 402 (Ont. C.A.)

R. v. Yadegari (2011), 276 O.A.C. 322 (Ont. C.A.)

R. v. Turpin (2011), 272 C.C.C. (3d) 340 (Ont. C.A.)

R. v. A.R., 2011 ONCJ 810

R. v. Badgerow (2010), 260 O.A.C. 273 (Ont. C.A.)

R. v. Grant, [2009] 2 S.C.R. 353

R. v. Batisse (2009), 241 C.C.C. (3d) 491 (Ont. C.A.)

Branch v. Ontario (Ministry of the Environment) (2009), 93 O.R. (3d) 665 (Ont. Sup. Ct.)

Tele-Mobile Co. v. Ontario, [2008] 1 S.C.R. 305

R. v. Luedecke (2008), 236 C.C.C. (3d) 317 (Ont. C.A.)

R. v. Sauvé (2004), 182 C.C.C. (3d) 321 (Ont. C.A.)

R. v. Glad Day Bookshop (2004), 183 C.C.C. (3d) 449 (Ont. Sup. Ct.)

R. v. Dimitrov (2003), 181 CCC (3d) 554 (Ont. C.A.)

R. v. Williams (2003), 181 C.C.C. (3d) 414 (Ont. C.A.)

R. v. O’Connor (2002), 170 C.C.C. (3d) 365 (Ont. C.A.)

R. v. Ruzic, [2001] 1 S.C.R. 687

R. v. Barrow (2001), 155 C.C.C. (3d) 362 (Ont. C.A.)

R. v. Suzack (2000), 141 C.C.C. (3d) 449 (Ont. C.A.)

R. v. Babinski (1999), 135 C.C.C. (3d) 1 (Ont. C.A.)

R. v. Laws (1998), 128 C.C.C. (3d) 516 (Ont. C.A.)

R. v. Caputo (1997), 114 C.C.C. (3d) 1 (Ont. C.A.)

United States of America v. Dynar, [1997] 2 S.C.R. 462

R. v. Paintings, Drawings, and Photographic Slides of Paintings (1995), 97 C.C.C. (3d) 290 (Ont. Ct. Gen. Div.)

R. v. Durette, [1994] 1 S.C.R. 469

R. v. Greenbaum, [1993] 1 S.C.R. 674

R. v. DeSousa, [1992] 2 S.C.R. 944

R. v. Lachance, [1990] 2 S.C.R. 1490

Notable Cases As Intervener for the Canadian Civil Liberties Association

Notable Cases As Intervener for The Advocates' Society

Notable Cases As Intervener for the Criminal Lawyers' Association

Awards and testimonials

Community involvement

I have seen Frank in cross-examinations and he is very competent.

Chambers and Partners

He is truly a trial lawyer.

Chambers and Partners

Frank is an excellent lawyer.

Chambers and Partners

One of Frank's great qualities is his collaboration.

Chambers and Partners

He knows how to navigate the procedural side of things and defers to the subject matter experts.

Chambers and Partners

Frank is a masterful lawyer and a leading member of the criminal Bar.

Chambers and Partners

Frank is an excellent criminal lawyer.

Chambers and Partners

Frank Addario is amongst Canada's best criminal lawyers.

Chambers and Partners
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