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
had founded that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "had founded that" is grammatically correct and can be used in written English.
It is typically used in contexts where you are referring to an action of establishing something in the past, often in relation to a specific subject or organization. Example: "By the time the organization was recognized, he had founded that initiative to support local artists."
✓ Grammatically correct
News & Media
Wiki
Science
Alternative expressions(2)
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
3 human-written examples
Kraftwerk, the avant-garde musical group he had founded that year with Florian Schneider in Düsseldorf, Germany, was playing a concert at the opening of an art gallery, a typical gig at the time.
News & Media
It was published in July 1840, in the Revue Parisienne, a magazine he had founded that year.
Wiki
Miyazaki et al. studied 98 patients at 1-2 weeks and at 6 months after ACS, and had founded that the decrease of WC showed to be more related to the progress of endothelial function than the decrease of BMI [ 17]. Lee et al. reported that it is the WC but not BMI that can reflect the remodeling process after anterior-wall acute myocardial infarction [ 20].
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
He is the candidate of the Liberal Party, and of a new party he has founded, that he is calling the Better Schools Party.
News & Media
For example, LIU et al. [53] have founded that Cu2+ ions in aqueous solution could be oxidized easily when the solution pH was lower than 9. Silver nano-clusters on SiO2 support have been synthesized in aqueous solution using gamma radiation by Ramnani and co-workers [54].
Science
Soon after returning to Cappadocia, Gregory joined the monastic community that Basil had founded at Annesi in Pontus.
Encyclopedias
A study in 2009 by the Kauffman Foundation, a think-tank in Missouri, estimated that MIT alumni had founded 25,800 companies that were still active, employing 3.3m people and generating annual sales of $2 trillion.
News & Media
Krehbiels' grandfather had founded the company that mainly produces electronic plugs for such companies as Apple in 1938.
News & Media
He said that he did not take a salary from any of the advocacy groups he had founded, and that he lived on $25,000 a year.
News & Media
Her father, C.W. Post, had founded a cereal business that became General Foods (now part of Kraft Foods ), which she inherited and helped run following his suicide.
News & Media
My friend Jim Clark, who had founded Netscape, suggested that I apply at his new online photo sharing company, Shutterfly.
News & Media
Expert writing Tips
Best practice
When using "had founded that", ensure it clearly links to the specific entity or concept being established. For example, "He had founded that company with the goal of...".
Common error
Avoid using "had founded that" without a clear antecedent. Make sure the reader knows exactly what "that" refers to. Instead of: "He was proud, he had founded that". Prefer: "He was proud of the company he had founded."
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "had founded that" functions as a past perfect verb phrase indicating the completion of an action (founding) before another point in the past. It establishes a temporal relationship, highlighting that the founding occurred prior to a subsequent event. According to Ludwig AI, this is a grammatically correct construction.
Frequent in
News & Media
66%
Wiki
17%
Science
17%
Less common in
Encyclopedias
0%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "had founded that" is grammatically sound but relatively rare. It serves to indicate a past perfect action of establishing something specific, primarily in news articles, encyclopedias and scientific contexts. The phrase benefits from careful attention to clear reference, ensuring that the reader understands to which entity "that" refers. As Ludwig AI confirms, this phrase is perfectly valid in English, while alternatives such as "had established that" can offer nuanced variations in meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
had established that
Focuses on establishing a fact or principle rather than an organization.
had created that
Emphasizes the act of bringing something into existence.
had initiated that
Highlights the beginning or starting point of something.
had started that
A more informal way of saying 'had founded'.
had pioneered that
Suggests being the first to develop or use something.
had launched that
Implies a formal introduction or commencement.
had originated that
Focuses on the point of origin or beginning.
had set up that
Suggests the establishment of a system or organization.
had formed that
Emphasizes the act of bringing something into a specific shape or structure.
had instituted that
Implies establishing something as a formal practice or system.
FAQs
How can I use "had founded that" in a sentence?
Use "had founded that" when referring to something specific that was established in the past. For example, "She "had founded that" organization to address climate change."
What can I say instead of "had founded that"?
You can use alternatives like "had established that", "had created that", or "had initiated that" depending on the context.
Is it correct to say "had founded that"?
Yes, it's grammatically correct. It's used to indicate the past perfect tense of founding something specific. Ludwig AI confirms that the phrase is valid.
What's the difference between "had founded that" and "founded that"?
"Had founded that" implies an action completed before another point in the past, while "founded that" suggests a simple past action. For example, "By the time he retired, he "had founded that" successful business" versus "He "founded that" business in 1995".
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
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested