The phrase "admitted maintaining" is correct and usable in written English.
It can be used when someone acknowledges or confesses to having kept or continued something, often in a context of responsibility or wrongdoing.
Example: "He admitted maintaining the false information for several years, which ultimately led to the investigation."
Alternatives: "acknowledged keeping" or "confessed to holding".
In announcing proposals for a radical range of options (pdf), including setting up central buying of power, Ofgem's chief executive, Alistair Buchanan, admitted that maintaining the current free-market approach was no longer an option.
Lately, however, he's been paring it back to a more manageable 50 or so vehicles -- his official business here was selling his 1965 Shelby GT 350 Ford Mustang -- though he admitted to maintaining a list of models he'd like to acquire.
Despite the presiding judge, Kathryn Kennedy, banning the team from accessing or using Aratani's files, Deputy DA Terrie Tengelsen admitted to maintaining communication, prompting Rotella's team to file for dismissal.
Both parties admit that maintaining any unity inside what has always been an unwieldy coalition since it was established in late 2005 is no longer possible.
But Mr. Seta would be the first to admit that maintaining the three-bedroom house in New Hyde Park where they have lived for more than 35 years gets harder with each passing year.
Although the economy would be badly hit by the economic crisis, Mr Sarris admitted, he maintained that it could benefit from "an energy boom", referring to the exploratory Aphrodite gas fields off the southern coast of the island.
Tony Sheldon has been in the production from its beginning, playing the transsexual performer Bernadette, and admits to maintaining the svelte physique required to play the part by eating "no solid food since I took this job, five years ago".
It is a good wage, he admits; it maintains his habit for cool clothes and a mobile phone.
The admission control mechanism ensures high protection to the admitted flows while maintaining high network utilisation.
Why, they ask, did the army store so much heavy ordnance in such a densely-populated area, and in an arsenal that even the commander in charge admitted was badly maintained?
