Attorneys + Staff

Christina Lang Wallace


Christy Wallace brings over 17 years of experience to the practice of immigration law. Her concentration in business immigration entails solving complex immigration problems for business clients ranging from Fortune 500 to smaller companies, covering industries such as IT, financial services, construction, engineering, and multi-media production. She also oversees family immigration matters around the globe. > Read Full Bio

Joshua Cheng

Of Counsel

Joshua Cheng holds 26 years of experience in international law, including 7 years on US soil devoted to the practice of corporate and individual immigration law in the Washington DC area.  He has successfully managed a wide variety of immigration cases, including employment-based cases, EB-5s, L1s, EB-1a (Extraordinary Ability), EB-1c (Multinational Managers/Executives), H-1B (Professionals), P-1s (Athletes), and family-sponsored cases. > Read Full Bio


Mary Theresa Lamancuso


  • O: 703-531-0790
    F: 703-531-0792

Mary has been a paralegal in the immigration law field since 1988, specializing in labor certification applications. She has successfully prepared hundreds of labor certification applications, while carefully tracking the evolution of the Department of Labor’s labor certification program over the course of more than 20 years. Mary works alongside our attorneys to manage the labor certification (PERM) process for our clients, lending her considerable experience and expertise in this complex and labor intensive area of US immigration law. > Read Full Bio

Sophia Metzger


Sophia Metzger brings 7 years assisting immigration attorneys with achieving clients’ American dreams. Ms. Metzger specializes in all family-based immigration petitions and business non-immigrant/immigrant petitions.
> Read Full Bio

Manohardeep Singh Josan

IT Manager

  • O: 703-531-0790
    F: 703-531-0792

Mr. Josan is our in-house IT manager. His work ethic, organizational skills and exceptional attitude mean that he is always taking on more than his share. He works fast and his analytical ability allows him to drive solutions which keep our office running smoothly with the latest technologies. > Real Full Bio

Ray Luca

Business Manager

Ray Luca is Lang Wallace’s Business Manager. Ray has more than 20 years of experience in the area of accounting and financial reporting for private business. He is taking care of our billing activity, payables, payroll and financial statements.

Lang Wallace LLC is based in Falls Church Virginia, USA near Washington D.C. and serves clients throughout the United States and globally.

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Practice Areas | Immigration for Corporations | Immigration for Individuals | I-9 Compliance | EB-5 Investor Visas | E-1 and E-2 Visas | H-1B Specialty Workers Visa | L-1 Company Transfer Visas | Permanent Residence | U.S. Citizenship | | About Us

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