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
longstanding client
Grammar usage guide and real-world examplesUSAGE SUMMARY
"longstanding client" is a correct and usable part of a sentence in written English.
It is usually used when referring to a client who has been associated with a business or organization for a long period of time. Example: We value our longstanding clients for their loyalty and dedication.
✓ Grammatically correct
News & Media
Formal & Business
Alternative expressions(18)
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
10 human-written examples
Then the first order came in, from a longstanding client of the England factory.
News & Media
Lord Bell of Belgravia, who was knighted by his longstanding client and political soulmate Margaret Thatcher in 1990, is 72.
News & Media
Mr. Boies's firm also represents Qwest Communications International, a longstanding client whose accounting has also drawn attention from regulators.
News & Media
"He's not a dealer in disguise, as many collectors are," Mr. Maresca said, characterizing Mr. Greenberg as a friend as well as a longstanding client.
News & Media
A We're working on a hotel — it's to be rolled out in the next three weeks — and the Marble Collegiate Church, on Fifth Avenue and 29th, which is sort of a longstanding client.
News & Media
As they did their normal bankerly things, they knew that at any moment they might receive a phone call requesting help: could they use their influence with a longstanding client in trouble, or perhaps a smaller bank that needed a friendly rescue?
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
Two of his longstanding clients were Margaret Price, whose singing he revered, and Gwyneth Jones.
News & Media
In an age of electronic trading, Mr. Ryan prided himself on an old-fashioned relationship with his longstanding clients.
News & Media
Documents released by the Senate Permanent Subcommittee on Investigations show that Goldman's mortgage unit also wagered against Bear Stearns and Countrywide Financial, two longstanding clients of the firm.
News & Media
It was first published in 1970, when Erdos & Morgan's longstanding clients included The National Geographic Society, Time Inc., Dow Jones and U.S. Steel.
News & Media
Shares in the company rose $1.44, to $11.19, on the results, which showed strong growth in revenue because of both healthy spending from longstanding clients and newer ones.
News & Media
Expert writing Tips
Best practice
When describing a client relationship, consider the specific aspect you want to emphasize: duration, loyalty, or value. "Longstanding client" primarily highlights the duration of the relationship.
Common error
Avoid using "longstanding client" to describe a recent or new client relationship. The term implies a significant duration and history.
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "longstanding client" functions as a noun phrase, where "longstanding" acts as a descriptive adjective modifying the noun "client". Ludwig AI confirms this is a grammatically correct phrase.
Frequent in
News & Media
68%
Formal & Business
22%
Science
10%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "longstanding client" effectively communicates a sustained and reliable business relationship, primarily within News & Media and Formal & Business contexts. Ludwig AI confirms it's grammatically correct. While alternatives like "long term client" or "established client" exist, "longstanding client" specifically highlights the duration of the connection. It's crucial to reserve this term for relationships with a considerable history to maintain its intended meaning and impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Long-term client
Emphasizes the extended duration of the relationship.
Established client
Focuses on the client being firmly in place, without explicit time.
Loyal client
Highlights the client's dedication to the business
Valued client
Implies a long relationship, emphasizing the importance of the client.
Regular client
Highlights the consistency of the client's business.
Sustained client
Indicates a consistently maintained client relationship.
Tenured client
Suggests a long period of association, more formal tone.
Repeat client
Focuses on the recurrence of the client's business, less on the duration.
Old client
Directly refers to the age of the relationship.
Historical client
Refers to a past client relationship of significant duration.
FAQs
How can I use "longstanding client" in a sentence?
You can use "longstanding client" to describe a client with whom you have had a business relationship for many years. For instance, "We value our longstanding clients for their continued loyalty".
What's a good alternative to "longstanding client"?
Depending on the context, you could use alternatives such as "established client", "long term client", or "loyal client".
Is "long time client" the same as "longstanding client"?
While similar, "longstanding client" implies a more formal and continuous relationship than "long time client", which can be more casual. "Longstanding" suggests a firmly established connection.
What is the difference between "longstanding client" and "longstanding customer"?
"Longstanding client" is typically used in professional service contexts (law, consulting), while "longstanding customer" is common in retail or product-based businesses. Both describe long relationships, but the terminology varies by industry.
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
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested