For the third consecutive year, Gensler holds its position as the biggest architecture firm as judged by revenue from architectural design work last year.

For the second consecutive year, Gensler maintains the top position on Architectural Record’s Top 300 Architecture Firms list, which ranks companies according to architectural revenue in the prior year as reported to our sister publication Engineering News-Record.

Nabbing the title from long-standing leader AECOM, Gensler claimed the top spot in our 2012 “Top 250 Architecture Firms” list, which ranks U.S. companies based on architectural revenue from the prior year.

For the fourth straight year, heavyweights AECOM and Gensler have landed at the number one and two spots, respectively, on our annual Top 250 Architecture Firms list, which ranks companies according to architectural revenue in the prior year.

Top 250 Architecture Firms’ 2009 revenue fell dramatically, while foreign work was stable.