The phrase "renowned firm" is correct and usable in written English.
You can use it to describe a well-known, reputable company or business. Example sentence: "The renowned firm was respected by customers and competitors alike for its excellent customer service and innovation."
They're partly hand-made – by the renowned firm Axminster, no less.
Such an agreement would end the renowned firm that embodied the swashbuckling style of deal making celebrated in the 1980's.
But after an apprenticeship in London with Arthur Blomfield's renowned firm, Hardy lost his faith and slowly relinquished architecture, trying his hand at art criticism before turning to the novel.
Prior to her time at Airbnb, Dill was a Creative Director at renowned firm frog design in San Francisco.
Another renowned security firm refused to step into the breach.
It was commissioned during the Clinton administration and was designed by Gwathmey Siegel & Associates Architects, the renowned modernist firm.
They announced plans to knock down the structure and replace it with Gowanus Village, a set of Brutalist-looking apartment buildings designed by a renowned architectural firm.
The five-door has one of the most distinctive looks of any small car on the road today, courtesy of Italdesign, the renowned design firm headed by Giorgetto Giugiaro.
UC Berkeley is the top-ranked public school in the country and renowned venture firm Accel is making an effort to get to know its community.
Since it was founded in 2015, Onēva has raised over $1 million in convertible notes from investors including renowned law firm Wilson Sonsini.
I would like to present my job application for your consideration for the post of bank teller at your renowned banking firm.
