Meet
Features
Solutions
Pricing
Sales Intelligence
Qualify prospects and connect with decision makers effortlessly
Research Companies & Directors
Make important decisions with absolute confidence
Create B2B Marketing Lists
Target and reach more of your ideal prospects than ever
Monitor Risks & Opportunities
Be the first to learn about changes in the companies that matter
Cleanse Your B2B Database
Instantly transform old records into new opportunities
Perform KYC Checks
Completely understand who you're working with
Discover New Businesses
Identify and connect with new companies as soon as they register
Company Credit Reports
See how companies are performing year–on–year and explore their debts
UPGRADE
Contact
Credit Report
Financials
People
Ownership
Latest Activity
Mutual Companies
Documents
Repayment History
Hartree Partners (UK) Limited
Hartree Partners (UK) Limited is an active company incorporated on 3 October 1997 with the registered office located in London, Greater London. Hartree Partners (UK) Limited was registered 28 years ago.
Watch Company
Status
Active
Active since
incorporation
Company No
03446989
Private limited company
Age
28 years
Incorporated
3 October 1997
Size
Large
Turnover is over
£54M
Balance sheet is over
£27M
Over
250 employees
Confirmation
Submitted
Dated
1 May 2025
(6 months ago)
Next confirmation dated
1 May 2026
Due by
15 May 2026
(6 months remaining)
Last change occurred
2 years 4 months ago
Accounts
Submitted
For period
1 Jan
⟶
31 Dec 2024
(1 year)
Accounts type is
Group
Next accounts for period
31 December 2025
Due by
30 September 2026
(11 months remaining)
Learn more about Hartree Partners (UK) Limited
Contact
Update Details
Address
2nd Floor, Cardinal Place
100 Victoria Street
London
SW1E 5JL
England
Address changed on
31 Jan 2022
(3 years ago)
Previous address was
Companies in SW1E 5JL
Telephone
02072017134
Email
Available in Endole App
Website
Hartreepartners.com
See All Contacts
People
Officers
7
Shareholders
1
Controllers (PSC)
1
Mr Stephen Michael Hendel
Director • American • Lives in United States • Born in Oct 1951
Heiko Voelker
Director • German • Lives in England • Born in Dec 1962
Ellis Guy Kitchener
Director • British • Lives in England • Born in Aug 1975
Stephen Michael Semlitz
Director • American • Lives in United States • Born in Feb 1953
Mr Paul Martin Garske
Director • British • Lives in UK • Born in Oct 1968
See Key People
Shareholders, PSCs & Group Structure
See who truly controls a company with full PSC, Shareholder, and Group Structure exploration
See All Shareholders, PSCs & Group Structure
Mutual Companies
Hartree Partners Power & Gas Company (UK) Limited
Mr Stephen Michael Hendel, Jonathan Hugh O'Neill, and 4 more are mutual people.
Active
Hartree Partners Consulting (UK) Limited
Jonathan Hugh O'Neill, Stephen Michael Semlitz, and 3 more are mutual people.
Active
Hartree International Holdings Limited
Mr Stephen Michael Hendel, Jonathan Hugh O'Neill, and 2 more are mutual people.
Active
Hartree Partners Employee Holdings Limited
Jonathan Hugh O'Neill, Stephen Michael Semlitz, and 2 more are mutual people.
Active
Hartree Partners Advisory Services U.K. Limited
Jonathan Hugh O'Neill, Stephen Michael Semlitz, and 1 more are mutual people.
Active
Hartree Partners Supply (UK) Limited
Jonathan Hugh O'Neill, Stephen Michael Semlitz, and 1 more are mutual people.
Active
Kingsmoor Power Limited
Jonathan Hugh O'Neill, Stephen Michael Semlitz, and 1 more are mutual people.
Active
Hartree Solutions (UK) Limited
Jonathan Hugh O'Neill, Stephen Michael Semlitz, and 1 more are mutual people.
Active
See All Mutual Companies
Financials
Net Assets, Total Assets & Total Liabilities (2015–2024)
Period Ended
31 Dec 2024
For period
31 Dec
⟶
31 Dec 2024
Traded for
12 months
Cash in Bank
£4.1M
Increased by £2.57M (+168%)
Turnover
£122.41M
Decreased by £94.54M (-44%)
Employees
522
Increased by 154 (+42%)
Total Assets
£772.48M
Increased by £26.08M (+3%)
Total Liabilities
-£610.15M
Increased by £24.65M (+4%)
Net Assets
£162.33M
Increased by £1.43M (+1%)
Debt Ratio (%)
79%
Increased by 0.54% (+1%)
See 10 Year Full Financials
Latest Activity
Mr Ellis Guy Kitchener Appointed
3 Months Ago on 10 Jul 2025
Heiko Voelker Resigned
3 Months Ago on 4 Jul 2025
Group Accounts Submitted
4 Months Ago on 19 Jun 2025
Confirmation Submitted
5 Months Ago on 12 May 2025
Jonathan Hugh O'neill Resigned
1 Year Ago on 15 Oct 2024
New Charge Registered
1 Year 3 Months Ago on 11 Jul 2024
New Charge Registered
1 Year 3 Months Ago on 11 Jul 2024
New Charge Registered
1 Year 3 Months Ago on 11 Jul 2024
New Charge Registered
1 Year 3 Months Ago on 11 Jul 2024
New Charge Registered
1 Year 3 Months Ago on 11 Jul 2024
Get Alerts
Get Credit Report
Discover Hartree Partners (UK) Limited's Credit Score, how much credit you can offer them, and how likely they are to repay you
See All Credit Score & Limits
Documents
Appointment of Mr Ellis Guy Kitchener as a director on 10 July 2025
Submitted on 10 Jul 2025
Termination of appointment of Heiko Voelker as a director on 4 July 2025
Submitted on 8 Jul 2025
Group of companies' accounts made up to 31 December 2024
Submitted on 19 Jun 2025
Confirmation statement made on 1 May 2025 with no updates
Submitted on 12 May 2025
Termination of appointment of Jonathan Hugh O'neill as a director on 15 October 2024
Submitted on 18 Oct 2024
Registration of charge 034469890022, created on 12 July 2024
Submitted on 17 Jul 2024
Registration of charge 034469890023, created on 11 July 2024
Submitted on 17 Jul 2024
Registration of charge 034469890024, created on 11 July 2024
Submitted on 17 Jul 2024
Registration of charge 034469890026, created on 11 July 2024
Submitted on 17 Jul 2024
Registration of charge 034469890027, created on 11 July 2024
Submitted on 17 Jul 2024
Explore All Documents
Repayment History
Understand how businesses repay their debts and see how they're performing year‐on‐year
See All Charges & CCJs