The Team

John Denham

Owner & Dentist

University of Glasgow 1996

GDC No. 71621

John is a partner and co-owner of Platt & Common along with his wife Jennifer.


After graduating, he then spent his formative years in Clydebank and the Hillfoots practices of Alva and Tillicoultry before joining Platt & Common in 1999.


John father’s family is originally from Bannockburn and so he spent many a childhood holiday in Stirling and the surrounding area. He was an associate at the practice until the sad death of owner Douglas Herd in 2010. Following the purchase of the practice John and Jennifer invested in a programme of improvements that saw an increase in the number of surgeries, dentists and staff as well as new decontamination facilities and a dental laboratory.


John is committed to the training of new graduate dentists in general practice and has been employed by National Education for Scotland since 2009. Over ten new graduates have been mentored here at Platt & Common. In 2022 he completed a Masters in Restorative Dentistry with Edinburgh University and achieved a distinction. John hopes all his patients will benefit from these extra skills he gained over the three year course.


John has a keen interest in all forms of oral surgery and root canal treatment, however, his main focus is to maintain the high standards of patient care at Platt & Common and ensuring that the practice continues to grow and develop.


When not at work, family is very important to him, as well as his dog.

Jennifer Denham

Owner & Dentist

University of Glasgow 1996

GDC No. 71624

Jennifer is a partner and co-owner of Platt & Common alongside her husband John.


After graduating in 1996 she worked in Falkirk and then Bannockburn before joining Platt & Common in 2000.


Following the 2011 purchase and expansion of the practice she now concentrates on the financial, business and management side of things, leaving John to the building and equipment maintenance.


We have a large staff at the practice and Jennifer’s role as practice manager is central to the success of the business, from purchasing of equipment and materials, to the delivery of high-quality care to all our patients.


Outside of the practice Jennifer spends her time with her family and beloved dogs.

Thomas Slack


University of Glasgow 2009

GDC No. 177318

Tom started at Platt and Common in November 2019 having worked for the previous seven years at Alva Dental Practice where he was both lead clinician and a vocational trainer.


He is originally from Cumbria and after graduation completed his Membership to the Royal College of Physicians and Surgeons of Glasgow (MFDS) in 2011. Following postgraduate training in a general practice in Ayrshire he spent time in oral surgery at Glasgow Dental Hospital and special care and paediatrics at the Royal Alexandra Hospital in Paisley.


He enjoys all aspects of general dentistry and has undertaken courses in the restoration of implants, aesthetic bonding (conservative white fillings) and “Short Term Orthodontics” (cosmetic braces). He offers all these at the practice as well as general NHS and private treatments in a relaxed and friendly manner.


Outside of work he enjoys music, film and art, cooking and baking, skiing and hill walking. He recently volunteered with the charity Smileawi which provides dental care across Malawi in 2019 and has previously done volunteer work with Health-Point Foundation, a charity providing dental care to refugee camps across Europe.

Frazer Horn


University of Glasgow 2011

GDC No. 209857

Frazer graduated from the University of Glasgow in 2011 and after successfully completing his Vocational Training year became a full-time associate at the practice in 2012.


In 2022 Frazer gained a Postgraduate Certificate in Restorative Dentistry, which is accredited by the Royal College of Surgeons. This qualification involved learning advanced restorative techniques in crown/bridge, tooth-coloured fillings, root canal treatments and dentures. After completing further postgraduate training in Glasgow, Frazer now also restores dental implants within the practice.


Frazer has a keen interest in restorative dentistry and particularly enjoys treating aesthetic crown and bridge cases. He is involved in all areas of general dentistry and actively promotes the prevention of disease and conservative treatments.


Outside the practice Frazer lives in Glasgow with his family. He is a keen runner and regularly participates in organised charity runs.

Dayna Campbell


University of Glasgow 2012

GDC No. 227174

Dayna joined the Platt & Common team in April 2022.


Following graduating from the University of Glasgow in 2012 Dayna completed vocational training in Falkirk and has been based there until 2022 when she joined the team at Platt & Common.


She has recently completed the Invisalign course, providing discrete short term braces and is qualified in facial aesthetics. Dayna enjoys restorative dental treatments yet strives to be as conservative as possible.


Outwith the practice you can find Dayna relaxing with yoga, strolling up some hills or lost in a good book.

Kirsten Hepburn


University of Glasgow 2012

GDC no. 227191

After completing her vocational training year in Grangemouth, Kirsten worked as an associate there for the next seven years before joining Platt & Common in 2020.


She has a keen interest in both facial aesthetics and orthodontics. She has also completed courses in Quick Straight Teeth – a clear and discreet brace system used to straighten the upper and lower front teeth.


Kirsten enjoys working with dentally anxious patients, ensuring that their experience of dental treatment is always positive.


When not at work she can be found spending time with her young family and Weimaraner, whilst cooking and baking.

Alasdair Anderson


University of Dundee 2022

GDC no. 301390

Alasdair graduated from the University of Dundee in 2022. He joined Platt & Common in 2023 after completing a vocational dental year in Bonnybridge.


Alasdair attended school in Falkirk, then went to study in Dundee and returned to Forth Valley after graduating in 2022.


Outside of work Alasdair is an avid fly-fisher and fly dresser, competing and coaching at an international level. He has won two golds, and one silver medal, representing Scotland in international fly fishing competitions. He also enjoys pool and darts, again competing in local and national competitions.

Caleb Lai


University of Glasgow 2023

GDC No. 308855

Caleb joined Platt & Common in 2023 after graduating from the University of Glasgow. He is the current vocational dental practitioner in the practice.


Caleb enjoys general dentistry but has a developing interest in endodontics.


Outside of work he enjoys sports with ultimate frisbee and badminton being his main focus whilst dabbling in football on occasional weekends.

Niall Nagar


Queen’s University of Belfast 2022

GDC No. 301866

Niall having graduated from Newcastle University with an Honours degree in Biomedical Sciences, moved back to Belfast where he completed his dental degree at Queen’s University. Having graduated in July 2022 he has now joined Platt & Common to start his dental career.


Niall is interested in all aspects of general dentistry and places a firm emphasis on patient education, prevention and biomimetic dentistry. Niall also has a keen interest in oral medicine and orthodontics.


Outside of dentistry, Niall enjoys playing football and basketball, and is a big fan of Dunblane’s own Murray brothers. He loves music, especially going to gigs and exploring his new home of Scotland. Niall would say he can often be found in the kitchen cooking up “haute cuisine” for his friends and family.

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