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Monday 18th March 2019 - Telephone numbers on TPS = 19,015,578, Telephone numbers on CTPS = 2,279,566, Total numbers registered = 21,295,144 Home - FAQ's - Login - Contact
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121prodata Services


Find and nurture more profitable customers using outsourced marketing &

turn marketing data into insights to help you make better decisions


Direct and digital campaign outsourcing

Helping you to find tried and tested telemarketing, direct and digital marketing agencies and suppliers. For telemarketing this ranges from home-workers to large multi-lingual contact centres. We can also help you to plan and manage integrated, multi-channel campaigns as the lead contractor, if you need an extra pair of hands. Negotiated rates ensure that you pay no more than you would by approaching our partners directly.


Marketing advice and support

Helping you find the best route to market and helping implement business development and membership acquisition plans. We've delivered measurable results for clients as diverse as the Department for International Trade, Capp, Broadstone and the British Medical Association.


Marketing data and analytics

Lead generation and research, data refreshes, list purchase, merge and purge, actionable insight and analytics to improve the quality of your data and get you a higher return on marketing investment. We pass on a % of our commission to offer you better prices than you can get by buying directly. We'll also save you time and money by sharing with you information about the strengths and weaknesses of all the main data owners and suppliers.


Telephone Preference Service (TPS) & Corporate Telephone Preference Service (CTPS) telephone number screening

Helping your organisation stay legally-compliant when making sales and marketing calls and avoid monetary penalties of up to £500,000. 

We offer three services:

  1. Our website offers fast and low cost online self-service TPS checking for non-techies.
  2. A managed (bureau) service for larger and more complex jobs; we do everything for you.
  3. An Application Programming Interface (API) to help developers automate TPS checking via your CRM, dialler or other third party applications.



Hi, my name is Spencer Clarke and I am a data-driven marketing specialist and the owner of 121prodata.

I’m here to help you:

  • devise effective strategies for customer engagement - to get more customers and keep the ones that you have
  • improve the quality and power of your customer and prospect data - help you stay legally compliant and make your marketing more effective
  • find the best suppliers and implement your direct and digital marketing campaigns – at the best price
  • save you time and money.

I’ve helped create, deliver and measure more than 1,000 effective direct marketing campaigns for private, not-for-profit and public sector clients including: KPMG, Edexcel, Serco, Renault UK, The Chartered Institute of Marketing, Economist Conferences, Dun & Bradstreet, The Children's Society, Learning & Skills Council, FE Colleges, private training providers, skills delivery organisations, HE institutions, Regional Development Agencies, Business Link and UK Trade & Investment.  I may be able to help you too.

Call 01451 860805 today to book a free 30 minute discussion or email

I look forward to talking to you.

Kind regards

Spencer Clarke

View Spencer Clarke's profile on LinkedIn





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