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About Us

Cosine provides software solutions to the legal and professional services industry. As the only provider of add-on modules to the 3E platform our tools improve the return on the investment your firm has made in 3E whilst at the same time lowering operational costs and improving process efficiency across the work to cash cycle. We're a certified Elite Implementation Services Partner so you can rely on the work we deliver. We're a growing, intelligent and experienced team dedicated to assisting our clients improve their working lives. 


A team of expert 3E and Enterprise developers leave Elite to launch their own business. Their goal to become a premier provider of intelligent, cost effective solutions to 3E users. Quickly becoming the leading provider of technical services to Elite clients in the APAC region, cosine soon engaged with clients in the US and UK.


Cosine Solutions joins Thomson Reuters Elite Services Partner program. Founder and CEO Russ Holmes comments " 3E's flexibility comes with the need for specific technical skills and domain knowledge. Our expertise lies in helping firms realize the platform's full potential whilst ensuring  smooth implementation."


Cosine Solutions joins Thomson Reuters Elite Product Partner Program. With the launch of the company's first module for 3E, cosine employs a dedicated product team to build, deploy and support the tool which complements Elite 3E's existing feature set and quickly becomes a leading market force.



With a growing client base in the northern hemisphere and the overwhelming success of their first module - cosine Matter Planning for 3E - cosine launches their global operation with the establishment of a Philadelphia office to ensure clients in the US, UK and EMEA will continue to receive first class advice and support.


Cosine announces the opening of their London office to support growth across the United Kingdom and EMEA. Now with 6 unique modules for 3E cosine's growth continues to accelerate with the business more than doubling in size over recent years.


Cosine announces the opening of their Australian office to support existing and new clients. The business continues to expand and delivers another exciting value add module to their product suite to help drive firm efficiency.

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