"without contacting" is correct and can be used in written English.
Example: She found out the address without contacting anyone.
Would you register without contacting customer support?
Several others skipped their flights, apparently without contacting superiors.
We will not publish any responses without contacting you first.
It sent my details to a debt collector without contacting me to ask for any money.
But he said that he would simply put customers on hold and "sit back" without contacting any lenders.
You may be able to resolve the issue simply by bringing it to their attention without contacting Instagram at all.
"The fact that W. Distelmans has euthanized my mother without contacting me or my sister keeps festering," he wrote.
"I find it extraordinary that you have made claims against me that are without foundation or without contacting me".
However the Indigenous affairs minister, Nigel Scullion, has rejected the report, labelling it misleading and inaccurate, and accused Crikey of publishing without contacting his office.
"You weren't really going to send Mum home alone without contacting anyone were you?" "She doesn't need to be in hospital now," answers the nurse.
I figured that Ben & Jerry's could easily have used the name without contacting me, and I would have had no recourse.
