The phrase "seminars held" is correct and usable in written English.
You can use it when referring to seminars that have already taken place. For example, "Several seminars held last month addressed topics related to technology."
One of those seminars, held last month in the ballroom of a Manhattan hotel, drew close to forty lawyers.
This was an Alice-in-Wonderland landscape in which art exhibitions were staged in abandoned quarries, plays presented in homes, and seminars held in cafes.
At Yale and Columbia, and latterly at private seminars held in the homes of his students, Lish advanced a distinctive and demanding approach to the craft of fiction.
Some members of the Southampton boards already attend workshops and seminars held by Suffolk County and the American Planning Association several times a year.
These essays are the fruit of seminars held in 1994-95, at which citizens from the eight Gulf countries exchanged views with a smaller number of westerners (a ratio that is not reflected in the authorship of the essays).
A few investment cruisers may even be able to write off part of their trips on federal income tax returns, as they do for conventions and seminars held on land.
JUST back from Societe Generale's annual strategy seminar, held in the west end.
Like, a seminar held at some dog funeral I wasn't invited to?
I give basic economics lectures at "Freedom Week", a summer seminar held at Cambridge University.
These issues were the focus of a seminar held at the Guardian, sponsored by GSK.
Writer defines New York's… Talk story about New Music Seminar held at the Marriott Marquis Hotel last month, for the 13th time.
