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Karen Holden
Karen Holden

Founder of Allin1Advisory formerly A City Law Firm, Specialist in technology law, business advice for sales, acquisitions and investments. She also leads the Female Founders Growth Initiative , Roadmap to setting up in Dubai as well as being a Mentor to many accelerators & companies. Always disrupting & challenging the law. I am honoured to have freedom of the city  and my firm ranked by Chambers & Partners globally. I contribute to the Elite Business Online, Enterprise Times, Solicitors Journal and also previously been featured in the Daily Mail, Guardian, Business Growth Magazine, Wealth & Finance & The Times

Selling your business

Selling your business? You might have more options than you think

Karen Holden
Sep 18 '26
Karen Holden of Allin1 Advisory explains why the best business exits start with an honest conversation about what you actually want, and why legal preparation before any deal is the single most important step a founder can take
From January 2027 the qualifying period for unfair dismissal claims falls to six months, prompting SMEs to review probation and record-keeping practices.

Time to assess new hires is shrinking to 6 months

Karen Holden
Aug 28 '26
From January 2027 the qualifying period for unfair dismissal claims falls to six months, prompting SMEs to review probation and record-keeping practices
Karen Holden, managing director of Allin1 Advisory, explains why every founder should plan for the business relationship they hope they never need to navigate.

Why successful businesses sometimes need a divorce

Karen Holden
Jul 13 '26
Karen Holden, managing director of Allin1 Advisory, explains why every founder should plan for the business relationship they hope they never need to navigate
Discover how business mentorship drives founder success, the difference between a mentor and coach, where to find one, and the legal protections you need.

Why every founder needs a mentor and how to find the right one

Karen Holden
May 14 '26
Discover how business mentorship drives founder success, the difference between a mentor and coach, where to find one, and the legal protections you need
If you were brave enough to start your own enterprise, even if it stalls, you deserve to be celebrated and supported.

Everyone fails: sometimes, despite what business owners and social media say

Karen Holden
Apr 22 '26
If you were brave enough to start your own enterprise, even if it stalls, you deserve to be celebrated and supported
From 6 April 2026, the UK’s whistleblowing framework will be updated to include sexual harassment as a qualifying disclosure for whistleblower protection..

Sexual harassment: A tougher stance, why this matters and impacts on employers

Karen Holden
Mar 3 '26
From 6 April 2026, the UK’s whistleblowing framework will be updated to include sexual harassment as a qualifying disclosure for whistleblower protection
why businesses must get serious about visibility, policy, and control

Shadow AI: why businesses must get serious about visibility, policy, and control

Karen Holden
Jan 15 '26
Artificial intelligence is now embedded in daily workflows, from drafting emails to analysing data and automating routine tasks. But with this rapid adoption comes a growing and often overlooked risk: shadow AI
A delayed delivery, a disagreement between founders, a client refusing to pay, these issues can stall momentum at the exact time a business needs to move quickly.

Why mediation is becoming a strategic advantage for SMEs

Karen Holden
Dec 18 '25
A delayed delivery, a disagreement between founders, a client refusing to pay, these issues can stall momentum at the exact time a business needs to move quickly
Founders and tech SMEs: don’t let your IP be held hostage

Founders and tech SMEs: don’t let your IP be held hostage

Karen Holden
Oct 16 '25
In the tech world, your intellectual property (IP) is everything from your brand name and algorithms to your platform’s code and customer data. Yet too many founders only realise how vulnerable their IP is when it’s already too late
The hidden cost of avoiding lawyers

The hidden cost of avoiding lawyers: why UK founders can’t afford to delay legal advice in 2025

Karen Holden
Sep 26 '25
“I’ll sort the legal stuff later…” If you’re a UK founder or small business owner, you’ve probably said this
AI in business - A powerful tool, but not a substitute for expertise

AI in business: A powerful tool, but not a substitute for expertise

Karen Holden
Aug 28 '25
We know we live in an era where AI is reshaping how businesses operate, from customer service to legal drafting, from automation to analytics
Founders, protect yourself

To sell or not to sell: Founders, protect yourself before you sell or throw yourself into the wrong deal

Karen Holden
Jul 8 '25
We have helped thousands of founders across the UK (and overseas) sell, scale, and restructure so we have experienced every pot hole, opportunity and cliff edge