The following companies and organisations have made contributions of either money, materials, equipment or labour to the planetarium and observatory project since it's inception:

• Tees Valley Community Foundation - formerly the Cleveland Community Foundation
• Luminar - formerly Luminar Leisure
• Barclaycard Business - formerly Company Barclaycard
• Europa - funding arm of the European Union of which the European Regional Development Fund was part
• Institute of Astronomy - University of Cambridge

• Astronomy and Astrophysics Group - the University of Glasgow
• Europlanetarium - Genk, Belgium
• British Telecommunications
• South Tyneside Marine College
• Conoco Phillips - formerly Phillips Petroleum

• Stargazer Planetariums - Hartlepool
• Electrical Discount Centre - Norton
• Cleveland & Darlington Astronomical Society
• Science & Technology Facilities Council - formerly PPARC
• The Ropner Trust

• Teesside Training & Enterprise Council
• NACRO
• Structures Teesside (Ltd) - part of the Cordell Group
• Stockton Borough Council Apprentice Training Scheme
• Institute of Measurement & Control - Teesside branch

The project would also not have been possible without the hard work and dedication of the following individuals and bodies:

Jack Youdale, Ray Worthy, John McCue, Ron Peacock, Ian Miles, Ed Restall, Martin Jenkins, Samantha Garside, Dave Lewis, Bob Mullen, Ray Haddow, Keith Horkan, Ken Stewart, Charles Rees, John Coulthard, Pat & Paul Duggan, Mark Rice, Colin Chatto, Peter Kent, Eve Ripley, Val Clingo, Derek Dixon, Terry Waugh, Marian Judson and everyone else in Stockton-on-Tees Borough Council (and former employees of Cleveland County Council), members of the Cleveland and Darlington Astronomical Society and the Durham Astronomical Society.

We are truly thankful to everyone who got this project off the ground, have maintained or contributed towards it and those who continue to sustain it.