Toll Free U.S. & Canada



Based out of Los Angeles and Toronto, Gedeon Law & CPA is a unique team that represents select clients in the USA, Canada and Australia in cross-border tax matters. 

Comprised of experienced tax and legal professionals licensed in California, Ontario, Canada and Australia, Gedeon Law & CPA is a boutique firm that works exclusively with clients facing complex U.S., Canada and Australian tax matters. 

Started in 2006, Gedeon Law & CPA is California’s only specialized U.S.-Canada cross border tax firm and is the only cross border tax firm officially licensed to practice in both California and Ontario, Canada.

Our multiple office locations throughout California, Canada and Australia allows us to provide personalized service to clients such as executives, high net worth individuals, professional athletes, foreign investors and entrepreneurs.

Conveniently located in El Segundo, CA adjacent to Los Angeles International Airport and with a satellite office in San Jose, CA, our California offices are able to provide personal service to clients throughout the State of California from San Diego to San Francisco.

Our Toronto office, located at Bloor & Islington, services clients in the Greater Toronto Area and throughout Canada.

Our satellite office in Sydney, Australia services American and Canadian ex-pats living in Australia and Australians immigrating overseas to the United States and Canada.

At Gedeon Law & CPA, we employ the latest in secure technology to work with clients all over the world in a paperless environment.

With our customized online data gathering platform, our secure cloud based client portal and our paperless billing and payment options, we simplify and expedite the tax filing process from data gathering to e-filing your returns to processing invoice payments all from the convenience of your computer and mobile device. In addition, unlike the majority of firms offering cross-border tax services, we are one of a few firms that offers free e-filing of tax returns in both the USA and Canada.

Cross Border Taxes: We specialize in cross border taxation matters with an emphasis on tax preparation and planning for clients who work, invest and conduct business in the United States and Canada. With one firm handling all facets of cross-border tax filings, our clients realize cost savings and communication efficiency.

Legal Services: We provide expert legal advice in the areas of inbound/outbound business structures for clients engaging in cross-border commerce. 

Tax and Accounting Services: We offer comprehensive tax and CPA services including Individual and Business Taxes, Tax Planning, and Accounting. 

Meet Our Team

Marc J. Gedeon, Esq., CPA(CA), CPA,CA(ON)

Licensed to practice as an Attorney and CPA in California and licensed as a CPA, CA in Ontario,