Who Are We?

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Key Business Consultants is a firm of chartered accountants who have trained in Top50 accountancy practices in the City formed by Gary Green as an SEIS Tax Specialist firm.
Gary trained in a top 50 accountancy practice in the City when he formed Key Business Consultants in 2012 as an SEIS tax specialist firm. He became an FCA in October 2020.

Serving hundreds of clients since inception, we have vast experience as external accountants who can compliance check your business, give efficient tax planning and represent you well with the authorities.

We also have experience as internal management accountants and financial controllers, so we know what it takes to adapt to any system and make it deliver results and value.

Gary’s passion is looking at future trends and advising clients on how to be agile to stay at the front of the market. We have added business system automation services to synchronise websites to applications and on to bookkeeping systems like Xero. We also have a sister company Key Business Marketing offering complimentary startup digital marketing services and roadmaps.

As well as adding over ten staff in the first four years of trading, Gary also started raising four children. Gary likes to keep fit and partakes in at least three Spartan Races each year.

Entrepreneurial

We at Key Business Consultants have a can-do and enthusiastic attitude towards helping our clients overcome their business obstacles. Our ardent and progressive work ethics ensure efficiency and flexibility.

Straightforward

We think that accounting and business consultancy can be simple and understated. We believe that trust is the foundation of every business relationship. Openness and honesty are the building blocks of trust.

Attentive

Saving time and money for our clients is what we do. This can only be done if we are proactively seeking opportunities and diligently delivering high quality services in a timely manner.

Meet The Team

matthew todd richter

Matthew Todd Richter

partner

Having trained as an accountant in the West End of London during the 80’s Matthew has built up an impressive roster of clients that range from sole traders, family businesses to international corporate bodies. For many, these clients span 3 generations of families and businesses.

The expertise of his 30+ years in practice is extensive including tax planning advice, audit, tax compliance, enquiry work, non-resident tax and accounts preparation, and family financial planning.

Kim Khan

Director

Kim has been an integral part of Key Business Consultants since 2014. Over the years, she has played a vital role in shaping the firm’s direction and growth through her exceptional dedication, curiosity, and professionalism. An ACCA finalist, Kim works closely with clients on personal tax matters and self assessment returns, while also supporting a wide range of accounting and advisory services. Her calm and reliable approach continues to make her a trusted figure for both clients and colleagues alike.

Rahul Goenka

Director

An alumnus of St. Xavier’s College, Kolkata, Rahul is a qualified Chartered Accountant (FCA), Company Secretary (FCS) and Certified Fraud Examiner (CFE). A self confessed enthusiast and passionately curious towards improving his learning curve, Rahul joined Key Business Consultants in Nov 2018, bringing a wealth of knowledge and experience. His responsibilities include managing client relationships, accounting & tax compliance, including overall management and supervision of our India office.

Ruth Green

Office Manager

Ruth has been with Key Business Consultants since its inception, playing a pivotal role in establishing and supporting the firm's operations. As Office Manager, she oversees administrative functions, including invoicing and credit control, ensuring the smooth running of the office. Ruth's dedication and organizational skills have been instrumental in supporting the firm's growth.

Hardeep Singh

Senior Associate & PAYROLL MANAGER

Hardeep is a commerce graduate and semi-qualified cost & management accountant, hoping to become a qualified ACCA next year. Since joining Key Business Consultants in February 2019, Hardeep has been an integral part of the team, delivering accounting, book keeping and VAT services to our clients, including managing and
advising them regarding payroll and pension compliances and assisting and familiarizing the new recruits with the
practice.

Kajal Sharma Kaur

Senior Associate

A commerce graduate from the University of Calcutta, Kajal joined Key Business Consultants in October 2018 and looks after book-keeping, accounting and VAT compliances for our clients and helps in training and guiding the juniors. With her previous experience as a procurement head, Kajal specialises in business analytics and data science and is currently pursuing her Masters in Business Administration (MBA) alongside her work.

Krishnendu Bor

Senior Associate

An alumnus of St. Xavier’s College, Kolkata, Krishnendu joined Key Business Consultants in May 2018 and quickly adapted to the accountancy role and procedures. He supports our clients with book keeping, accounting and VAT compliances, including lending a helping hand to the new recruits. Krishnendu is further pursuing his Masters in Commerce to strengthen his knowledge in the domain.

William Kolentine

Practice Administrator & Company Secretary

An alumnus of St. Xavier’s College, Kolkata, William is a post graduate from IISWBM specializing in Accounting & Finance. Since joining Key Business Consultants in May 2019, William has been the backbone of the practice, looking after onboarding our clients, SEIS/EIS and company secretarial compliances, maintaining our admin databases and liaising with the regulators and clients. In order to improve his learning curve, William is pursuing his certification in company secretarial and share registration practice from Kensington College of Business, London.

Tanay Lakhotia

ASSOCIATE - ACCOUNTS & PAYROLL


A commerce graduate from the University of Calcutta and an ACCA aspirant, Tanay joined Key Business Consultants in April 2022, bringing his years of knowledge and experience working as a book keeper and accountant. He looks after payroll, book keeping and VAT compliance for our clients.

Hashpreet Kaur

ASSOCIATE


A freshly graduate student from St. Xavier’s College, Kolkata, Hashpreet joined Key Business Consultants in July 2022 as a book keeper and accountant. Her youth and eagerness to experience all that life has to offer makes her relatable and engaging.

Juhi Lakhotia

SENIOR EXECUTIVE - ADMIN & CREDIT CONTROL


A commerce graduate from the University of Calcutta, Juhi joined Key Business Consultants in May 2022 as a book keeper and accountant, testing new waters in the corporate world through her first job.

Simi Maskara

Accounts Executive

A commerce graduate from the University of Calcutta and an ACCA aspirant, Simi joined Key Business Consultants in July 2024 as a book keeper and accountant to gain an invaluable professional and corporate exposure, with an aim to constantly improve her learning curve trajectory.

Shivangi Upadhyay

Accounts Executive

Shivangi joined Key Business Consultants in September 2024 as a book keeper and accountant and is an alumna of St. Xavier’s College, Kolkata. As a CPA aspirant, this is her first corporate role, where she is eager to broaden her exposure and gain a more pragmatic perspective into the domain. Her drive for learning and professional growth makes her a promising addition to the team.

Pragati Agarwal

Accounts Executive

Pragati joined Key Business Consultants in May 2025 as an Accounts Executive, following her graduation from St. Xavier’s College, Kolkata. Known for her adaptability, team spirit and strong communication skills, Pragati is passionate about building her career in finance and is excited to bring fresh perspectives and energy to our growing team.

Anjali Dalmia

Accounts Executive

Anjali joined Key Business Consultants in October 2025, beginning her professional career in finance and accounting. A recent Management Studies graduate from St. Xavier’s College, Kolkata, with a specialization in Finance, she brings enthusiasm and analytical rigor to her work. Anjali supports the accounting team in maintaining accurate financial records, ensuring VAT compliance, and delivering high-quality client service.
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