Claire Williams hinted that "a number of announcements we will be making over the coming weeks"
The new line-up reflects Williams' determination to bring success back to the team.
Austrian billionaire Dietrich Mateschitz sends message to the teams who are struggling financially in Formula One.
Pastor Maldonado: "Overall the weekend has seen some positive steps forward which will give us a boost for the next race."
Both Williams drivers had a clean lap in Q1, with Pastor finishing fourth quickest, but both struggled with traffic on their final runs in Q2 which cost them time.
Valtteri Bottas: "...we saw some interesting results and noticeable differences in the way the car performed."
While it appears Sauber has two young drivers with the cash flow, the Russian may not be ready for Formula One, leaving a spot for Hulkenberg to remain with the team.
According to Blick newspaper, Hulkenberg and his manager Werner Heinz are having "sleepless nights".
Williams team completed Friday's objectives.
Lotus' budget is going to be boosted with Quantum money, Hulkenberg - is the next step.
Both drivers had a solid start and drove a good race with a lot of midfield battles taking place.
There is still work to do ahead of tomorrow for Williams team to improve overall pace and consistency.
Tropical Storm DANAS is currently heading towards Japan and is expected to skirt the coastline over the next few days.
Valtteri Bottas qualified 17th with Pastor Maldonado 18th for tomorrow's Korean Grand Prix.
Pastor Maldonado: "Our performance wasn't up to the level we hoped for today, but hopefully we can analyse the data tonight and improve for tomorrow."
First time for Bottas at the Korean International Circuit
Valtteri had a clutch problem at the start and debris in his front wing which compromised the performance of his car throughout the race.
Both drivers went out on the supersoft tyre for their second runs in Q1, with Pastor unable to progress into Q2.
Valtteri Bottas: "We need to work hard tonight to improve for tomorrow."