We Solve Your

Regulatory Puzzles

Providing Quality Service

Since it’s founding in 1981 by David McCarthy, McCarthy Consultant Services Inc. (MCSI) has played a vital role in the world of Canadian regulatory affairs. Shaped by the belief that sound regulatory management is the key to business success, MCSI has evolved into an industry leader across Canada and throughout the world. MCSI is trusted and valued by the pharmaceutical, biotechnology, medical device, food, natural health products and cosmetic industries for its efficient, timely, and effective regulatory work.


News and Events

Happy Canada Day to all from MCSI!! Celebrations will be very different this year, but there is still so much to commemorate about this country we call home…                                  


Food safety during COVID-19 You are unlikely to be infected with the virus that causes COVID-19 through food. You can lower your risk of infection by following safe food shopping, handling and cooking practices. Full details can be found here: https://www.canada.ca/en/health-canada/services/food-nutrition/food-safety/covid19.html For more information on the Government of Canada’s response to COVID-19, refer to https://www.canada.ca/covid-19


The current health emergency, caused by Covid-19, has many companies re-configuring their set-ups, and stepping up with necessary products to help in the fight against this deadly flu. Hand sanitizers, masks and ventilators are just a few products in high demand.   MCSI has over 40 years’ experience with Health Canada regulations for pharmaceuticals, medical devices, and natural health products. We can assist in the process of approval in a timely way, … Continue reading Covid-19 Interim Measures by Health Canada


MCSI Covid-19 Action Plan To our valued clients:   With the ongoing COVID-19 situation MCSI is continually monitoring Government of Canada updates and we have an action plan in place to mitigate impacts on our business operations. The MCSI office remains open; however, we are taking steps to limit exposure. Our staff and associates have … Continue reading MCSI Covid-19 Action Plan


We invite you to contact us!

McCarthy Consultant Services Inc.
14-320 Harry Walker Parkway North,
Newmarket, Ontario Canada L3Y 7B4

Phone: 905.836.0033
Fax: 905.836.0006
E-Mail: mail to:accounting@mccarthyconsultant.com


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