Theatres Hayles and Howe have worked on Internationally

• Gaiety Theatre, Isle of Man - 2012 - Survey of auditorium and repairs to a statue in an original Matcham theatre
• Theatre Royal, Haymarket - 2012 - Ceiling inspection and repairs commissioned by Purcell Architects
• Royal Lyceum, Edinburgh - 2012 - Survey of auditorium and repair work to the proscenium arch in an 1883 Phipps theatre
• Buxton Opera House - 2012 - Restoration of plasterwork in the Foyer of a beautiful Frank Matcham theatre
• Bristol Hippodrome - 2012 - Plasterwork repairs to the domed ceiling and proscenium arch
• Broadway Theatre, Catford - 2012 - Repairs to balcony front and proscenium arch of Art Deco auditorium
• Theatre Royal, Wakefield - 2012 - thorough safety survey and report of the plasterwork in this early Matcham theatre
• Dominion Theatre, London - 2011 - Survey of the boxes
• O2 Academy, Brixton - 2011 - Repair to plasterwork in the bar
• The Old Vic, London - 2011 - Refurbishment and re-painting of a fibreglass crest on the roof of the theatre
• O2 Academy, Bournemouth - 2011 - Consolidation of candy coating a fibrous plaster apse
• Shepherds Bush Empire - 2011 - Inspection and Repair
• Hanover Theatre for Performing Arts, Worcester, Massachusetts - 2010 - won the Boston Society of Architects AIA New England Design Award, designed by Lamoureux Pagano Associates.
• Theatre Royal, Bath - 2010 - Repairs to the Auditorium and extension of Anaglypta panelled ceiling in the Foyer with principal contractor Midas Interiors
• Harrogate Theatre - 2010 - Inspection and issue of Ceiling Certificate
• The Richmond Theatre, Surrey - 2010 - Emergency repairs to Frank Matcham auditorium
• The Dominion Theatre, London - 2010 - Cleaning the reverse of the auditorium ceiling and repairs to fibrous plaster
• The Everyman, Cheltenham - 2010 - Survey of auditorium and investigation of Scagliola proscenium
• The Apollo Victoria, London - 2010 - Repair of Decorative Plaster Fish
• The Hanover Theatre, USA - 2009 - Restoration of ornamental and flat plaster including the loge boxes and Auditorium in a 1908 Thomas Lamb theatre. 
• The Beacon Theatre, New York - 2009 - Exotic Ornamental Plasterwork repairs and restoration of the Scagliola entrance hall.
• Cheltenham Ladies College Theatre, Cheltenham - 2009 - Installation of decorative plasterwork in Tim Foster's new theatre.
• The Old Vic, London - 2009 - Refurbishment of the fibrous plaster box fronts which were carefully removed and taken to our workshops.  Here they were remade in fibre glass and re-installed in May.
• The Apollo, Victoria - 2009 - Rope access survey, external and internal
• The Apollo, Hammersmith - 2008 - Emergency repairs
• The Astoria 1 and 2 - 2008 - Plaster repairs to both theatres.
• The Leeds Grand - 2008 - Replacement of the decorative render scheme
• Dominion Dance Studio - 2008 - Refurbishment of the decorative light well in the foyer of the top studio
• Astoria  – 2008 - Survey and report
•  King’s Theatre, Southsea - 2007 - Major restoration of this 95% original Frank Matcham Theatre.  Hayles and Howe have been involved in this project for many years see Press Release and Theatre Restoration pdf for more details
• Shaftesbury – 2007 – Restoration of auditorium dome to ensure safety after a ceiling Inspection and a Ceiling Certificate
• Harrogate Theatre – 2007 - Inspection and Ceiling Inspection
• Dominion Theatre – 2006 - Inspection and certification
• Leas Cliff Hall – 2006 Full survey and Ceiling certificate
• Palace Theatre Manchester – 2006 – Survey prompted by cracking in balcony fronts
• Odeon – 2006 – Inspection and minor remedial work
• Curzon Cinema -  2005 – Tin Plate Restoration Schedule researched and defined
• Everyman Cheltenham – 2005 – Report on plaster condition together with an exploration of the paint proscenium arch, to establish it to be scagliola
• Forum – 2005 – Ceiling Inspection and Certification
• National Theatre, Washington, District of Columbia  2004
• New Theatre Royal Portsmouth – 2004 – Removal of Balcony fronts and renovation of scagliola elements
• Royal Opera House, Scarborough – 2004 – Removal and storage of the proscenium arch prior to demolition of the building
• Strand-Capitol Performing Arts Center, York, Pennsylvania 2004
• Hippodrome Performing Arts Center, Baltimore, Maryland  January 2004
• AFI Silver Theatre, Silver Spring, Maryland  2003
• Comedy Theatre – 2003 - Emergency repair
• Wyndhams Theatre – 2003 – Proscenium Arch repairs
• Theatre Royal Wakefield – 2003 – Survey Report and Ceiling Certification
• Harrogate Royal Hall – 2003 – Consultation, condition assessment, cost analysis, lincrusta/anaglypta assessment with Full Condition Report and recommendations Piccadilly – 2003 – Emergency Repair work during dark period
• Theatre Royal Stratford East – 2002 – Survey and condition report.
• Buxton Opera House – 2001 - Full refurbishment of a Frank Matcham Opera House  
• Blackpool Grand Theatre – 2001 - Full refurbishment of a Frank Matcham Theatre
• Gaiety Theatre, Isle of Man – 2001 -Frank Matcham masterpiece conserved and restored both internally and externally.  Hayles and Howe were involved with this project over a ten year period
• Apollo Hammersmith – 2000 - Refurbishment of Balcony fronts, proscenium arch and ceilings
• The New Victory Theatre, 42^nd Street, New York, NY  1998
• The Stanley Warner Theatre,12^th Street & Pennsylvania Avenue NW, Washington  
• The Royal Opera House, Covent Garden – 1997 - Conservation of 1850’s Auditorium plasterwork and the Royal Box. Complete refurbishment of auditorium plasterwork including the dome. The dome included hatches of 4 x 3m in fibre glass within the lattice section
• Regent Theatre, Stoke on Trent –Total restoration of 1930’s fibrous plaster interior
• Bristol Hippodrome Theatre – Fibrous plaster restoration behind ceiling dome
• Blackpool circus and ballroom
• Theatre Royal Newcastle – Introduction of steel guides to protect proscenium grille for the Royal Opera Company.  General refurbishment and redecoration of the proscenium arch.  A Frank Matcham Theatre.