| Completed | 1983 | 45 William Street completed: 15 floors |
Each cost is the estimate on that record. Stages of a project often repeat its full value, so these don't add up to what was spent.
| 21 Jan 2026 | Level 7 - Office fitout alterations | $596k |
| 02 Sept 2025 | Alterations to an existing Office (Lobby and General Amenities) - Level 12 | $440k |
| 21 Oct 2024 | Level 12 - Internal office fit out for McLarens | $429k |
| 01 Feb 2024 | Alterations to existing Office Building (Lobby and General Amenities) | $445k |
| 29 Jan 2024 | Level 10, Suite 3 - Office alterations | $60k |
| 31 Aug 2021 | Minor Fitout to Level 12A | $540k |
| 09 Sept 2020 | Office fitout | $202k |
| 22 Nov 2019 | Level 11, Suite 11.01 - Make Good Works Only | $58k |
| 14 May 2019 | Proposed Internal Partitions and Office Fitout to Level Eight (8) Only | $38k |
| 17 Aug 2018 | Level 5 - To Completion of Proposed Partial Demolition, Internal Partition and Office Fitout Works Only. | $40k |
| 16 July 2018 | Level 7 - Proposed alterations to existing office tenancy | $286k |
| 11 Apr 2018 | Level 5 - Proposed Internal Partition and Office Fitout | $35k |
| 31 Jan 2018 | Proposed Internal Office Alterations | $100k |
| 30 Nov 2017 | Installation of New ASE (Code Red) Monitoring System | $1k |
| 31 Aug 2017 | Level 4 - Internal Alterations to the Existing Office Buckmaister Hawkey | $10k |
| 22 Aug 2017 | Level 1 - Proposed internal office partitions | $45k |
| 30 Mar 2017 | Level 9 - Office | $93k |
| 08 Mar 2017 | Level 3 - Proposed office partitions | $25k |
| 20 Aug 2016 | Level 4 (Part) - NZTE Office Tenancy - Internal Non Structural Alterations to Part of the Existing Office Tenancy | $45k |
| 22 June 2016 | Level 2 - Installations of 2 new doors to existing openings | $2k |
| 14 Oct 2015 | Level 2, Internal Non Structural Alterations | $45k |
| 01 Oct 2015 | Level 11 - Tenancy fit out of office | $97k |
| 18 Sept 2015 | Level 2, Internal Non Structural Alterations | $30k |
| 14 Sept 2015 | Level 10 - PROPOSED OFFICE FIT-OUT | $22k |
| 11 Sept 2015 | Level 9 (Tenancy 901) - Proposed alterations to existing office tenancy | $19k |
| 16 June 2015 | Level 2 - Internal Office Partitions | $33k |
| 11 May 2015 | Level 12A - Change of Use | $13k |
| 20 Mar 2015 | Level 4, Office fitout | $65k |
| 10 Feb 2015 | Levels 4, 6, 9 & 12A Internal Alterations and Additions | $1.6m |
| 04 Feb 2015 | Level 2, 5 & 12a -Stage 2 to Include Fire Services | $1.3m |
| 22 Dec 2014 | Level 2, 5 & 12a - Internal Office Alterations to an Existing Building | $1.3m |
| 17 Sept 2014 | Level 4 Internal alterations | $27k |
| 08 Aug 2014 | Level 4, Suite 4.03 'Sydney College' tenancy fitout, including change of use from office | $100k |
| 08 July 2014 | Level 4 Internal alterations | $27k |
| 16 May 2014 | Alterations to Existing Cafe Fitout- Joinery Only | $80k |
| 15 Apr 2014 | Level 14 Proposed alterations to existing office tenancy | $16k |
| 21 Mar 2014 | Level 3 Proposed Partial Office Fit-Out | $65k |
| 06 Feb 2014 | Level 8 - Suite 8.02 Internal Non Structural Alterations to Offices (5) | $80k |
| 11 June 2013 | Internal non structural alterations to office | $26k |
| 04 Apr 2013 | Stage 2: Internal alterations to an office building (excluding services) - Level 7 | $180k |
| 20 Mar 2013 | Internal alterations to an office building (excluding services) - Level 7 | $180k |
| 19 Feb 2013 | Refurbishment to office building - Stage 6: Alterations to office building - Level 3 & 4 | $1.8m |
| 15 Feb 2013 | Refurbishment to office building - Stage 1: Demolition of Ground, 3rd and 7th levels | $75k |
| 15 Jan 2013 | Refurbishment to Office Building - Stage 5: Alterations to office building - Levels 3 & 4 (Demolition Only) | $1.8m |
| 07 Jan 2013 | Refurbishment to office building - Stage 4: Alterations to Level 11 | $1.8m |
| 10 Dec 2012 | Refurbishment to office building - Stage 3: Level 11 demolition only | $1.8m |
| 30 Nov 2012 | Construction of Office fit-out - Level 8 | $130k |
| 05 Sept 2012 | Refurbishment to office building - Stage 2 Basement, Ground, 3rd, 7th, 8th, 14th & roof levels only | $1.5m |
| 15 Nov 2011 | Stage 2: Services alterations | $292k |
| 21 Sept 2011 | Fire Service Relocation | $2k |
| 08 Sept 2011 | Proposed alterations to existing office tenancy Leve 4 | $292k |
| 16 Mar 2011 | Office Tenancy Fitout | $72k |
| 22 Dec 2010 | Internal alterations to an existing tenancy | $231k |
| 22 July 2010 | Proposed office fitout to existing tenancy - Level 10 | $37k |
| 07 Apr 2010 | Office partitioning on level 10, suite 3 | $20k |
| 27 Jan 2010 | Suite 5.01, Level 5 - Office fitout to an existing building | $92k |
| 25 Nov 2009 | Internal office refurbishment for AMCHAM | $25k |
| 17 Feb 2009 | INTERNAL OFFICE FITOUT TO EXISTING TENANCY AASTRA Level 12 | $266k |
| 05 Sept 2008 | Tenancy fit out for Lot 1 Level 12 | $90k |
| 13 Aug 2008 | Office partition alterations to existing tenancy, level 1 | $50k |
| 02 Apr 2008 | Internal office reconfiguration for cash services Australia Level 6. | $215k |
| 11 Mar 2008 | Office partition De-Fit to Level 3. | $35k |
| 29 Oct 2007 | Minor internal alterations- 2 New Walls Part Level 12 | $15k |
| 13 July 2007 | Proposed alterations to an existing office, partition fitout to Level 6. Stage 0: All building works. | $200k |
| 02 May 2006 | Henderson and lodge office fitout; Alterations to level 10 | $55k |
| 01 May 2006 | Office partition alterations to level 11. | $42k |
| 15 Feb 2006 | Alteration of a new building; Office alterations to level 14 | $9k |
| 15 Feb 2006 | Alterations to office - Internal alterations only | $20k |
| 07 Nov 2005 | Fitout office Level 5 | $45k |
| 10 June 2004 | Partition alterations Level 2 | $6k |
| 12 Sept 2003 | Office partition fitout on Level 11 | $150k |
| 14 Mar 2003 | Tenancy fitout of a shop & construction of a deck. | $83k |
| 06 Mar 2003 | Fitout alteration to part of level 13 | $14k |
| 21 Feb 2003 | Removal of ''lay flat hoses'' from fire hydrants. 45 William Street, Melbourne | $1k |
| 16 Jan 2003 | Construction of signage and alteration to entry foyer. | $20k |
| 06 Jan 2003 | Alterations to an existing building - Office alterations to Level 12 - Nous Group | $10k |
| 18 Dec 2000 | LVL 8 INTERNAL OFFICE ALTERATIONS FOR INTELLIGENT SYSTEMS | $30k |
| 24 Oct 2000 | Office alterations on level 3 | $78k |
| 09 Oct 2000 | Office fit out part level 9 | $100k |
| 09 Feb 2000 | Tenancy split on level 12 | $8k |
| 23 Aug 1999 | lvl 10 office fitout altertions to an existing bldg | $150k |
| 22 June 1999 | Tenancy alterations on level 13 | $50k |
| 08 Feb 1999 | Fitout to office on level 10 | $9k |
| 23 Dec 1998 | Office partitions on level 10 | $50k |
| 16 Dec 1998 | Office fitout level 8 | $115k |
| 25 Nov 1998 | Tenancy establishment works level 11 office | $9k |
| 16 Nov 1998 | Tenancy fitout on level 8 | $20k |
| 17 July 1997 | L''Oreal office fitout Level 4 | $150k |
| 10 Feb 1997 | Partition alteration to ground floor office | $5k |
| 27 Sept 1995 | Tenancy fitout | $15k |
| 19 June 1995 | Alterations to existing building. Level 5/45 Williams Street, Melbourne | $12k |
Is 45 William Street residential or commercial?
45 William Street is a commercial building. The City of Melbourne lists its main use as unoccupied - unused.
When was 45 William Street built?
45 William Street was completed in 1983.
How many floors does 45 William Street have?
45 William Street has 15 floors above ground.
What businesses are in 45 William Street?
The latest council census counted 19 businesses in 45 William Street, including AED Legal Centre, Altis Consulting Pty Ltd and Australian Contemporary Opera Inc.
Is there office or retail space for lease in 45 William Street?
See the commercial listings on this page, or search this address on realcommercial.com.au and commercialrealestate.com.au.
Who built 45 William Street?
The building team section lists who's known so far. Builders, architects and developers can claim their role on this page.
What public transport is near 45 William Street?
Southern Cross Railway Station is the nearest train station, about 7 minutes' walk. The nearest tram stop is William St/Collins St #3, about 1 minute's walk.
What is the planning zone for 45 William Street?
The site is in the Capital City Zone - Schedule 1 (CCZ1).
Does 45 William Street have an owners corporation?
Plan of subdivision TP686865 has 1 lot.
Has any work been done on 45 William Street recently?
The City of Melbourne has issued 62 building permits for 45 William Street since 1995. The most recent was in September 2025.
Sources: City of Melbourne building permits (CC BY 4.0); CLUE building information (CC BY 4.0); CLUE business establishments (CC BY 4.0); Geocoded National Address File (G-NAF) (Open G-NAF EULA (CC BY 4.0 based)). General information from public records, not legal, financial or building advice.
