Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
chief operating officer
Grammar usage guide and real-world examplesUSAGE SUMMARY
"chief operating officer" is correct and usable in written English.
You can use it when referring to a person in a company who is responsible for the day-to-day operations of the business. For example, "The chief operating officer of ABC Corporation is responsible for ensuring the company runs smoothly."
✓ Grammatically correct
News & Media
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
56 human-written examples
He became chief operating officer in 2007.
News & Media
Facebook's chief operating officer?
News & Media
Azurix's president and chief operating officer.
News & Media
Peter Parson, Bungie's chief operating officer, concurs.
News & Media
The chief operating officer post is new.
News & Media
CART--Named David Clare chief operating officer.
News & Media
Chief operating officer, University of Northampton.
News & Media
Chief operating officer Kristian Tear is up.
News & Media
Its chief operating officer is Tim Kirkman.
News & Media
Mr. Krzanich, Intel's chief operating officer, oversees its fabrication facilities.
News & Media
Yet Harish Manwani, Unilever's chief operating officer, is undeterred.
News & Media
Expert writing Tips
Best practice
When using "chief operating officer" as a title preceding a name, capitalize it (e.g., Chief Operating Officer John Smith). When using it generically, lowercase it (e.g., He is the chief operating officer of the company).
Common error
Avoid capitalizing "chief operating officer" when it's used as a description rather than a title. For instance, use "He is the chief operating officer" instead of "He is the Chief Operating Officer" unless it's part of a formal title.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "chief operating officer" functions primarily as a noun phrase, specifically a title or job designation. It identifies an individual holding a senior management position responsible for a company's operational activities. Ludwig confirms its proper use.
Frequent in
News & Media
69%
Formal & Business
19%
Encyclopedias
3%
Less common in
Wiki
3%
Science
3%
Social Media
0%
Ludwig's WRAP-UP
The phrase "chief operating officer" is a common and grammatically correct way to refer to a senior executive responsible for overseeing the day-to-day operations of a company. As Ludwig AI confirms, its usage is generally professional and appears frequently in news, business and formal contexts. Remember to capitalize the title when it precedes a name (e.g., Chief Operating Officer John Smith) and use lowercase when referring to the role in general (e.g., He is the chief operating officer). Alternatives include "head of operations" or "executive vice president of operations". Abbreviating to "COO" is acceptable after the full title has been introduced.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
coo
This is a shortened, more informal abbreviation of "chief operating officer".
executive vice president of operations
Focuses on the operational responsibilities, using a different title structure.
head of operations
A more general term for someone leading operations.
vice president of operations
Similar role, but may imply a different level of seniority or scope.
director of operations
Often denotes a less senior operational management role.
chief executive officer
This is a broader role encompassing all aspects of the company, whereas the "chief operating officer" focuses primarily on operations.
president
Another high-level executive role that may overlap with operational responsibilities depending on the organization's structure.
general manager
Typically responsible for the day-to-day operations of a specific business unit or location.
operations manager
A more hands-on management role focused on the execution of operational plans.
senior vice president
Denotes seniority and leadership within a company, which may include operational oversight.
FAQs
What does a "chief operating officer" do?
A "chief operating officer" is responsible for overseeing the day-to-day administrative and operational functions of a business. They ensure the company's operational strategies are implemented effectively.
Is it okay to abbreviate "chief operating officer" as COO?
Yes, "COO" is a widely accepted abbreviation for "chief operating officer". It's commonly used in business contexts, especially after the full title has been introduced.
What are some alternative titles to "chief operating officer"?
Depending on the company structure and specific responsibilities, alternatives to "chief operating officer" might include "head of operations", "executive vice president of operations", or "vice president of operations".
When should I capitalize "chief operating officer"?
Capitalize "Chief Operating Officer" when it is used as a formal title directly preceding a person's name, such as "Chief Operating Officer Jane Doe". Otherwise, use lowercase when referring to the role in general.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested