supervise + object
Managing people or activities
Use a direct object after “supervise.”
Maria supervises the research team.
How to use “supervise”
Supervise is usually followed by a direct object. Prepositions such as “as,” “at,” and “during” often add role, place, or time information.
Quick answer
Common patterns with “supervise”
Use “supervise” directly with the activity or people being managed: “She supervises the team.” “As” can describe a role, while “at” and “during” usually add place or time information. “Supervise by” is uncommon as a direct pattern.
He supervises the interns every summer.
She worked as a supervisor during the project.
They supervised operations during the night shift.
She worked as a supervisor during the project.
They supervised operations during the night shift.
Choose the pattern by meaning
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
supervise at + place
Showing location
Use “at” to mention where the supervision happens.
He supervises trainees at the factory.
supervise during + time
Showing time
Use “during” to describe when supervision happens.
She supervised the event during the weekend.
supervise as + role
Describing a role or capacity
“As” can describe the position someone has while supervising.
He served as lead supervisor.
See the difference in context
The same subject can take different constructions because each sentence answers a different question.
Construction
Example
Meaning
supervise + object
She supervises a team of engineers.
Standard and most common structure.
supervise at
He supervises staff at the airport.
“At” adds location information.
supervise during
They supervised the repairs during the outage.
“During” adds time information.
supervise as
She worked as a supervising manager.
“As” usually describes a role, not a direct verb pattern after “supervise.”
supervise by
“Supervise by” is generally not used as a fixed pattern.
Use “supervised by” in passive voice instead: “The staff were supervised by a manager.”
Common mistakes
Some combinations appear in real text but do not mean what learners often assume.
Using “supervise by” in active voice
English normally uses a direct object or passive voice.
✕ She supervises by the director. ✓ She is supervised by the director.Adding an unnecessary preposition
“Supervise” usually takes a direct object.
✕ He supervises on the team. ✓ He supervises the team.Confusing role and action
Use “as” for a role, not for the supervised activity itself.
✕ She supervised as the project. ✓ She supervised the project.Quick practice
Choose the expression that matches the intended meaning.
1. He supervises ___ customer support team.
2. They supervised the event ___ the holiday weekend.
3. The interns were supervised ___ a senior engineer.
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Frequently asked questions
Does “supervise” need a preposition?
Usually no. It commonly takes a direct object, such as “supervise employees.”
Is “supervise by” correct?
Not as an active pattern. In passive voice, “supervised by” is correct.
Can I use “during” after “supervise”?
Yes. “During” can introduce a time period: “She supervised the work during the summer.”
Related preposition guides
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