The phrase "administered by several" is correct and usable in written English.
It can be used when describing a process, service, or system that is managed or overseen by multiple individuals or entities.
Example: "The project was administered by several experts in the field to ensure its success."
Alternatives: "managed by multiple" or "overseen by several".
New York's Medicaid program is administered by several state agencies and 58 local governments.
The site is jointly administered by several groups, primarily the Bureau of Land Management and the U.S. Forest Service.
Health programs are administered by several state agencies, including the Board of Health, which dates from 1877.
Kolkata is administered by several government agencies.
The city is administered by several government agencies.
It also promises to bring Jackson's existing 1,500 restricted affordable units under uniform management (currently, they are administered by several different local agencies and organizations).
Several religious emblems programs are administered by various religious institutions and recognized by the BSA.
The interview was carried out in two 40-minute sessions and comprised several questionnaires administered by the researcher and several self-administered screening tools.
Prior to testing in an independent sample, the DEMMI was administered by clinicians from several health care disciplines.
Residents of Sarnia participated in a Community Health Study administered by phone, while several ambient air pollutants including nitrogen dioxide (NO2), sulphur dioxide (SO2) and the volatile organic compounds benzene, toluene, ethylbenzene, mp- and o-xylene (BTEX) were monitored across the city.
A similar approach has been adopted elsewhere, including rural areas, with the establishment of syndicats intercommunaux that allows services to be administered jointly by several communes.
