please help improve it or discuss these issues on the talk page . learn how and when to remove these template messages a major contributor to this article appears to have a close connection with its subject . it may require cleanup to comply with wikipedia s content policies particularly neutral point of view . please discuss further on the talk page . october 2013 learn how and when to remove this template message this article needs additional citations for verification . please help improve this article by adding citations to reliable sources . unsourced material may be challenged and removed . march 2013 learn how and when to remove this template message learn how and when to remove this template message locke lord llp headquarters chase tower dallas texas no . of offices 23 no . of attorneys 1000 major practice areas general practice date founded october 2 2007 company type limited liability partnership slogan practical wisdom trusted advice website www.lockelord.com locke lord llp is an american law firm of approximately 1 000 lawyers with 19 domestic and four overseas offices . locke lord is consistently voted as one of the top 100 most prestigious law firms in the world by vault and american lawyer . 1 locke lord was formed on october 2 2007 after the combination of texas based locke liddell & sapp pllc and lord bissell & brook llp a national law firm headquartered in chicago . the firm changed its name from locke lord bissell & liddell llp to locke lord llp on september 27 2011 . 2 on january 10 2015 the merger between locke lord and edwards wildman palmer was completed . the merged firm adopted the name locke lord although legacy offices of edwards wildman palmer used the name locke lord edwards for a transition period . contents 1 history 1.1 legacy locke liddell & sapp 1.2 legacy lord bissell & brook 1.3 merger of legacy firms 2 practice areas 3 intellectual property expansion 4 hong kong expansion 5 offices 6 references 7 external links history edit legacy locke liddell & sapp edit the oldest component of locke lord traces back through the legacy locke liddell & sapp side to a firm founded in dallas texas by maurice locke in 1891 . it is the second oldest continuously operating firm in dallas . the firm became locke & locke when maurice locke s sons ran the practice and his grandsons renamed it locke purnell . in 1916 another predecessor firm huggins & kayser began developing independently in houston texas . frank liddell known as an outstanding trial lawyer became a partner in the houston based huggins & kayser firm in 1921 . charles sapp then joined the predecessor houston firm in 1946 . back in dallas six young attorneys spun out of the oldest firm in dallas and formed another predecessor firm in 1965 under the name rain harrell & emery . in 1987 maurice locke s original dallas firm and the newer rain harrell emery young & doke firm merged to create one of the then largest law firms in the southwest locke purnell rain harrell . in 1999 the dallas firm locke purnell rain harrell merged with the houston firm of liddell sapp zivley hill & laboon to form locke liddell & sapp . at the time this was the largest law firm merger in united states legal history . locke liddell & sapp continued to exist until the 2007 national merger with chicago based lord bissell & brook . legacy locke liddell & sapp was known for its work in the real estate investment trust and energy sectors . legacy lord bissell & brook edit legacy lord bissell & brook began in 1914 when three lawyers donald richberg harold l. ickes and john lord formed a chicago law practice . in 1924 john lord left that firm to open a chicago predecessor firm by the name of lord wire & cobb . cushman bissell sr. joined lord s firm in 1931 as a named partner . in 1954 herbert brook became a named partner and the firm s name changed from lord lloyd & bissell to its legacy name lord bissell & brook . the firm would operate under that name until its 2007 merger with texas based locke liddell & sapp . legacy lord bissell & brook was known for its work in insurance and reinsurance litigation particularly in the chicago market . the firm was known as an insurer side firm that tended to represent insurance companies and not individual policy holders . merger of legacy firms edit in may 2007 management of each firm first proposed that legacy locke liddell & sapp and legacy lord bissell & brook merge into one national firm . on september 12 2007 the partnership of each firm approved the merger to be effective october 2 2007 . locke lord bissell & liddell llp gross revenues and size place it within the american lawyer s amlaw 100 annual rankings of the top united states law firms . 3 practice areas edit locke lord is a general practice or full service law firm which means that it provides services in virtually all legal matters . the firm s core practice groups include regulatory and administrative law admiralty and maritime law antitrust law appellate litigation aviation law bank regulatory and transactional law banking and financial institutions litigation bankruptcy and restructuring business litigation and arbitration construction law corporate law and transactional law direct insurance and reinsurance law employment and labour law energy law environmental law health law intellectual property public law and governmental affairs real estate and finance real estate investment trust securities tax law white collar crime defense intellectual property expansion edit in february 2009 locke lord announced it would more than double the size of its new york office via recruiting some 30 attorneys from the intellectual property boutique law firm morgan & finnegan which dissolved . the firm also launched an office in san francisco with attorneys from morgan & finnegan . in new york locke lord took on the morgan & finnegan lease . 4 hong kong expansion edit in march 2013 locke lord announced it had expanded its hong kong office through an association with five partners from cheung & lee a local hong kong firm . 5 offices edit atlanta 1983 austin 1974 chicago 1914 dallas 1891 hong kong 2011 6 houston 1916 london 1987 los angeles 1978 new orleans 1990 new york 1996 sacramento 2005 san francisco 2009 washington d.c 2006 references edit http www.vault.com company rankings law vault law 100 pg 2 law firm shortens name to locke lord houston business journal september 27 2011 http www.bizjournals.com houston news 2011 09 27 law firm shortens name to locke lord.html firm profiles locke lord the american lawyer http www.americanlawyer.com firmprofile.jsp name locke lord matt byne morgan & finnegan faces dissolution 26 january 2009 . http www.thelawyer.com cgi bin item.cgi id 136482 . accessed 2 february 2009 . locke lord boosts hong kong with five partner association 13 march 2013 . http www.thelawyer.com news regions asia pacific news locke lord boosts hong kong with five partner association 3002391 . article . locke lord opens hong kong office led by internationally recognized reit attorney brad markoff http www.lockelord.com pr 2011hongkongopens . accessed 24 january 2011 . external links edit see this firm s profile and run a side by side comparison with other firms on martindale.com locke lord llp official site miers led law firm repeatedly forced to pay damages for defrauding investors retrieved from https en.wikipedia.org w index.php title locke lord & oldid 743419732 categories law firms established in 2007law firms based in dallaslaw firms based in chicagoamerican companies established in 2007hidden categories wikipedia articles with possible conflicts of interest from october 2013articles needing additional references from march 2013all articles needing additional references navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom 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