Q&A with Nick Mantella, managing director Grupo Codorniu UK

Nick Mantella shares his views on how Cava can compete with the fast-growing Prosecco, its plans to expand its branded portfolio, and Spanish wines in the UK market.

Q&A with Origin Wine founder Bernard Fontannaz, who talks quality control and looking outside South Africa

Bernard Fontannaz, founder of Origin Wine on quality control, expanding its portfolio to include Old World wines and Fairtrade.

Q&A with Edward Robinson, Fairtrade wine buyer at the Co-operative

Edward Robinson talks about the commercial success of Fairtrade wines at the Co-operative, how the Fairtrade mark works and highlights the group's biggest project in Argentina.

Big interview: Vinexpo's new ceo,Guillaume Deglise, and his plans to modernise the show

Guillaume Deglise has big shoes to fill in replacing Robert Beynat as chief executive of Vinexpo. Here he tells Richard Siddle how he intends to create a very different type of show - based largely on the customer and branding lessons learnt from his career in Champagne

Q&A: ?Nick Tatham MW wine development manager for Continental Wine and Food

Q&A: Agustin Trapero, head sommelier at Michelin-starred Launceston Place

Q&A: Bruce Perry, sales director, Eaux de Vie

Q&A: Scotland's Inverarity Morton talks Scottish business, new wine range and independence

Having sold its Scotch whisky business Loch Lomond Distillery Company earlier this week to private equity, the Bulloch family has retained its controlling interest in Scotland's biggest independent wine merchant - Inverarity Morton. At the company's first major trade tasting since buying Forth Wines in October, managing director Stephen Russell and commercial director Ian Cumming spoke exclusively to harpers.co.uk.

Q&A with John Valentine, founder of Winetrust100, the online wine retailer

Set up in March 2013, Winetrust100 gathers experts to seek out the world's top 100 wines based on the price quality ratio. Founder John Valentine tells Dominic Weaver how it works.

Q&A with Ricardo Baettig, chief winemaker at Chile's Viña Morandé

Ricardo Baettig, chief winemaker at Viña Morandé in Chile, talks about the 2014 harvest, experimental techniques and new grape varieties coming to the fore, and how people perceive Chilean wine.

Q&A with PLB's managing director John Osborne as he looks to put his stamp on the business

Q&A with Rupert Berkmann of Berkmann Wine Cellars

Rupert Berkmann, managing director of Berkmann Wine Cellars, joined the family company 10 years ago. At the company's 50th anniversary tasting he talks to Anne Krebiehl about the firm and his vision.

Q&A with Laurie Davis, wine controller at Matthew Clark

Laurie Davis, wine controller at on-trade supplier Matthew Clark, tells Gemma McKenna how the company is strengthening its wine reputation and growing sales.

Q&A with ?Moët & Chandon's chief winemaker Benoît Gouez

Moët & Chandon launches the 2006 vintage of Moët Grand Vintage and Giles Fallowfield talks to chief winemaker Beno&icirct Gouez about the wine, the vintage and his philosophy on vintage Champagne at Moët.

Q&A: ?Lee Potter Cavanagh, executive bartender for Corrett Restaurants

Formerly group bars manager of HIX restaurants, Cavanagh brings 13 years of experience to the Big Easy, Covent Garden, which opens in March and sits down to talk with Douglas Byde.

Q&A with James Miles, Liv-ex co-founder and managing director

Miles tells harpers.co.uk about making fine wine trading easier, innovation around supply chain, and why regions outside Bordeaux are becoming more important.

Q&A with Ross Carter, London Wine Fair director

With the newly-revamped London Wine Fair looming on the horizon, event director Ross Carter tells us what we should expect in 2014.

Q&A with Guillaume Deglise, chief executive, Vinexpo

Richard Siddle talks to the new chief executive of Vinexpo about his plans for the Bordeaux event and how he has found moving over to a show organiser from the Champagne sector.

Q&A with Andrew Chapman of Trinchero Family Estates on what's next for UK

Andrew Chapman, sales director for Europe, Middle East and Africa for Trinchero Family Estates, on why it moved its business away from PLB to set up its own distribution, and what's next for the company.

Q&A with Michel Issaly, president of the Association of Independent Winegrowers of France

Michael Issaly, winegrower of Domaine de la Ramaye in Gaillac, explains his role as president of the Association of Independent Winegrowers ahead of its tasting in London on February 6.