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Jan Post, Chairman
Jan Post


Jan established the Rift Group in 1999. She holds a number of other directorships and is very active in the charity sector. Jan has built up close relationships with the construction Industry, and RIFT Group has served the construction's tax needs for over 18 years. She has been listed as one of the 40 most influential business leaders in Kent and has won numerous awards, including Woman of the Year in Construction and Business Woman of the Year.

Alison Davies, Managing Director
Alison Soltani-Davies

Managing Director

Alison joined Rift at the start of 2021 as Chief Finance Officer for the Group and Managing Director for Rift R&D.

Before joining Rift, Alison spent 24 years working at Saga PLC as Finance Director and then Chief Operating Officer for the Insurance broking division. After leaving Saga, Alison spent a couple of years supporting private equity owned businesses from both a financial and operational perspective. 

Outside of work, Alison is the Chair of Governors for a local primary school and an active member of the Williams Syndrome Association. She enjoys spending time with her family, keeping fit with Joe Wicks , supporting Spurs - and other underperforming sports teams!

Katy O'Neill, Partnerships Director
Katy O'Neill

Partnerships Director

Katy O'Neill is the Partnerships Director at RIFT R&D and joined the team in 2021.

Katy brings 20 years of experience and expertise in sales, business development and account management. Having worked in a number of diverse and complex industries, she's appreciative of the flexibility required to forge long-standing, collaborative partnerships.

In her spare time, Katy is a keen tennis player, hiker and a fan of most sport. She has a young son and a Hungarin Vizsla dog who both keep her very busy...And at 6 foot Katy is regularly called upon in the office to reach anything at height!

Sarah Collins, Technical MD, Research and Development
Sarah Collins

Technical MD, Research and Development

Sarah Collins is the Technical MD at RIFT R&D, with over 6 years experience working with companies that are carrying out R&D across multiple sectors and disciplines.

Sarah specialises in the Construction sector ensuring that all R&D activities within this space are identified and maximised as part of a claim.  With a background in project management, Sarah is a qualified Prince2 practitioner. With a science degree in Sociology including statistical analysis and research methodologies, seven years spent working as a teacher and 2 years working on a European sustainability project, Sarah has a strong grasp on academia and the private sector.

When not working Sarah enjoys spending time with her family much of which is spent ensuring that her 13 year old is wearing age appropriate outfits and her son appears for food and water periodically between rounds of gaming.

Siobhan Zipfel, Head of Operations
Siobhan Zipfel

Head of Operations

Siobhan Zipfel is the Head of Operations at RIFT R&D, and has over 5 years experience working in Operations Management. She's responsible for overseeing the day to day running of all operational activities, specialising in process, performance and compliance management.

Siobhan ensures that streamlined processes are implemented making sure the client journey is as smooth as possible. With 8 years of experience within the public sector, she has a keen eye for detail and a wealth of expertise in statistical analysis and investigative research. 

Outside of work, Siobhan enjoys spending time with her family, trying to keep up with her two very active boys.

Oliver Batt, Senior Consultant and Technical Lead 
Oliver Batt

Senior Consultant and Technical Lead 

Oliver Batt is a Senior R&D consultant at RIFT R&D Tax Credits. He has 7 years' experience compiling R&D tax relief claims and proven expertise in Creative Industries Tax Relief. Drawing on his in-depth knowledge of R&D legislation, Oliver is able to quickly identify a company's qualifying activities and accurately calculate their entitlement. His background in communications is used to great effect when writing the supporting technical narratives.

Oliver's first role in financial services was within personal tax, where he developed the meticulous analytic skills he applies to R&D claims.

Outside of work, Oliver prefers to be absorbed in a book or attending a gig

William Marshall, R&D Tax Consultant
William Marshall

R&D Tax Consultant

Will has been in the R&D Team as a Tax Consultant since 2019, having joined the RIFT Group in 2012.

He has accrued a vast amount of knowledge in Corporate Tax since completing his ATT qualifications in 2018 and has continued to hone his knowledge of the R&D scheme. In his lengthy career at Rift, Will has dealt with all kinds of individuals and businesses and has gained valuable experience, enabling him to make the process of submitting an R&D claim as simple and efficient as possible for his clients. Since passing his ATT examinations in 2018, Will set his sights on working in R&D as his keen eye for attention to detail would be well suited to maximising the relief due to businesses.

Will likes to spend his time outside of work with friends and family, often forcing them to sample the latest batch of his favourite hobby, making home brew.

Khrystal Adams, Client Coordinator
Khrystal Adams

Client Coordinator

Khrystal Adams joined RIFT R&D as a Client Coordinator towards the end of 2019. She ensures that our customers have a smooth journey from start to finish.

Having worked in the customer service industry for the last 10 years. She has exceptional organisational & problem-solving skills, utilising these to successfully analyse financial information, streamline processes and liaise with clients and report writers.

Outside of work Khrystal likes to travel and shop, often combining the two in style.

Ts'anna McDowall, Partnerships Executive
Ts'anna McDowall

Partnerships Coordinator

Ts'anna joined RIFT R&D as the Partnerships Coordinator in January 2021. She has been brought on to provide administration, sales, communications and marketing support for the team.

Ts'anna adds value to the client experience by providing consistent contact with both new and existing partners and clients. She is also responsible for providing engaging and relevant content across various Media channels including LinkedIn, Twitter, MailJet and our website. She also has a key role to play in supporting our sales pipeline by liaising with our Clients, Partners and Introducers.

Before joining us, Ts'anna spent 4.5 years living and working in London as a Digital and Creative Recruitment Consultant. She is a resilient character and brings a great amount of knowledge, creativity and care when it comes to her incredibly varied role.

Ts'anna likes to change her hair a lot, whether that be a different style or colour, you can pretty much ensure it changes every season. Keep an eye out!

Norma Thomas, Business Development
Norma Thomas

Business Liaison Manager

Norma is the Business Liaison Manager for RIFT R&D, with a remit is to provide educational information to SME’s on the Research and Development Tax Relief Scheme.

She's been called a social catalyst, but the truth is that Norma loves hearing small businesses tell their stories and learning about how they have grown. Norma is a dedicated and active networker, who rarely forgets a name or a face. Amongst other groups, she is an active member of The British and Irish Trading Alliance, The Irish International Business Network, The Doyle Club and The London Irish Construction Network.

Norma met our Chair, Jan Post, whilst they were both raising families and joined her at RIFT Ltd in 2011. Norma regards Jan as an inspirational business woman who shares her passion for seeing individuals and small businesses receive the tax refunds and business tax credits they deserve.

John McKeown, Non-Executive Director
John McKeown

Non-Executive Director

John was involved in the “dot com” boom of the 2000's, with a successful project to his name. He has worked with RIFT for over 5 years and is a Non-Executive Director for the company. John has a background in finance, an industry in which he has worked since 1982. He was a qualified IFA for over 20 years, working with SMEs in all areas of taxation and investment and looking after shareholder interests. John’s current expertise lies within identifying R&D tax credits, working with Patent Box and locating grant and funding opportunities.

Mark Woodcock, Commercial Director
Mark Woodcock

Commercial Director

Mark Woodcock is the Commercial Director at RIFT Group Ltd, and works with the R&D team to maintain the highest possible standards of customer delivery. He has more than 25 years' experience in a broad range of businesses, ranging from Private-Equity backed scale-ups to blue-chip PLCs.

Mark has held senior leadership positions at a number of high-profile companies, including The Telegraph and Having been responsible for a diverse range of commercial projects - from in-airport construction builds to big-budget software development, he's very much "in tune" with our clients.

Outside of work, Mark can be found spending time as a Coach and Chairman at his local football club, or in the garden with his beloved chickens.

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Our technical teams specialise in hunting down all your qualifying R&D costs and turning them into a serious financial boost for your business.

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