1845–1977	1977–1989	1989–2000	2000–2003	2003–2016	2016–present

Deloitte & Co.

1845–1956

LOGO MISSING

Deloitte, Plender, Griffiths & Co.

1956–1972

LOGO MISSING

Deloitte Haskins & Sells

1972–1977

LOGO MISSING

In 1972, Deloitte, Plender, Griffiths & Co. merged with Haskins & Sells, forming Deloitte Haskins & Sells.

1977–1989

SVG NEEDED

Designer:  Siegel & Gale

Typography:  Unknown

Launched:  1977

Deloitte & Touche

1989–2000

SVG NEEDED

In 1989, Deloitte Haskins & Sells merged with Touche Ross to form Deloitte & Touche.

2000–2003

SVG NEEDED

Designer:  Brandán Murphy and Joe Finocchiaro for Lippincott & Margulies

Typography:  Myriad (modified)

Launched:  August 1, 2000

Deloitte

2003–2016

Designer:  Enterprise IG

Typography:  Custom

Launched:  2003

2016–present

Designer:  In-house

Typography:  Unknown

Launched:  June 15, 2016