'fellow companies' is a correct and usable phrase in written English.
It is usually used to refer to other businesses in a particular industry, or businesses that are in a similar situation to the one being discussed. For example, "These new regulations will affect fellow companies in our industry."
Besides that, there were 2640 incubated companies and 1124 fellow companies.
Microsoft has helped lead the way on that front, promising to put in place stricter policies, calling for greater regulation and asking fellow companies to follow suit.
Now beyond spam, security, terrorism and child pornography, Facebook will collaborate with fellow companies including Twitter and Google as well as governments to create cross-web databases of known malicious accounts, ads and the strategies trolls use to avoid detection.
Mr. Williams said his fellow company members made him feel essential.
Their fellow company members, while flummoxed that they hadn't figured it out earlier, were pleased.
They began to date, but kept it a secret from their fellow company members ("We never lied," Ms. Knapp said.
It would be a cousin to Google X, the research lab that fellow company co-founder Sergey Brin controls.
Just as he was voicing those tremulous sentiments to Ms. Redgrave, the scurrying footsteps of a fellow company member drowned him out.
Wendy Whelan, a principal with the New York City Ballet, recently performed in the South of France with a group put together by Tom Gold, a fellow company member.
While publicity about Monday's accident and a backstage one on Nov. 28 has stirred interest in the show, the buzz has also left some actors and stagehands feeling demoralized, as well as protective of fellow company members.
Watching Mr. Williams onstage, one can see that his leg may not lift as high or that his body may not be as toned as those of some of his sinewy fellow company members.
