The real cost of missed calls and slow responses in professional services

Discover how missed calls, slow responses and poor follow-up could cost professional services firms millions in lost revenue and new business opportunities.

Author
Sophie Weston
Published on
Apr 10, 2025
Read time
5 mins

Given the pace of change in business today, every missed call represents more than just an unanswered ring, it's potential revenue slipping away. The Professional Services Client Journey Report 2025 has quantified this loss with precision, revealing exactly how much these seemingly minor communication gaps cost firms across different sectors. 

What is the financial impact of missed opportunities? 

Poor communication costs firms a lot of money. Research conducted by insight6, in partnership with Moneypenny, shows that professional services firms are losing these amounts every year through missed calls, delayed responses, and lack of follow-ups: 

  • Legal firms: £1.34 million annually 
  • Accountancy firms: £1.1 million annually 
  • Property services firms: £1.22 million annually 
  • Financial services firms: £756,000 annually 

These figures aren't abstract projections, they represent real business opportunities that disappear when firms fail to establish effective communication protocols. For every 100 potential clients who contact a firm each month, the losses grow dramatically when client satisfaction falls below 80%. 

How exactly are these losses calculated? 

The report uses a simple formula to calculate these losses: 

An infographic showing how to calculate revenue lost from missed calls

The research team at insight6 assessed 219 professional service firms by making 430 test enquiries across phone, email, and live chat to gather this data. 

The calculation shows what poor communication really costs different types of firms: 

SectorMonthly Revenue LossAnnual Revenue Loss
Legal£112K per month£1.34M per annum
Accountancy£88K per month£1.1M per annum
Property Services£102K per month£1.22M per annum
Financial Services£63K per month£756K per annum

*Based on a firm receiving 100 enquiries per month 

What makes the first interaction so important? 

The report reveals the enquiry stage has a Net Promoter Score (NPS) of -44 across all professional services sectors, with significant variation by industry: 

  • Legal firms: -41 (improved from -54 in 2021) 
  • Accountancy firms: -52 (declined from -47 in 2021) 
  • Property services firms: -50 (declined from -30 in 2021) 
  • Financial services firms: -44 (declined from -32 in 2021) 

This alarmingly low figure shows that many potential clients are walking away with negative first impressions. Only 6.5% of firms gave what researchers called an "exceptional experience" during this important first contact. For the remaining 93.5%, that first interaction ranged from adequate to actively damaging. 

When do follow-up failures cost business? 

Perhaps most shocking in the report findings are the follow-up statistics: 

SectorPhone Follow-up RateWeb Follow-up Rate
Legal14%8%
Accountancy8%5%
Property Services0%0%
Financial Services67%29%

Most concerning is the property services sector, where not a single firm followed up on either phone or web enquiries. Financial services firms performed best with follow-ups, but even they left significant revenue on the table. 

Without a structured follow-up process, firms risk losing potentially valuable new business from prospects who could easily go to competitors. Each unfollowed lead represents revenue walking out the door. 

What's the competitive advantage of responsiveness? 

In professional services, where many firms are failing to meet basic communication expectations, there's a significant competitive advantage waiting for those who handle enquiries well. 

The insight6 report shows that firms working to improve client experience at the enquiry stage get much higher NPS scores than average. Firms that have earned the insight6 CX Excellence Recognition Mark consistently perform well on both phone and web enquiries, showing that excellence comes from making it a priority, not from which communication channel is used. 

This directly leads to more conversions, better client retention, and more revenue. 

The evidence is clear: poor enquiry handling costs professional services firms millions each year in lost opportunities. In today's competitive market, can your firm afford to lose this much revenue? 

Introducing Moneypenny 

Don't let missed enquiries cost your business. Contact Moneypenny today to learn how our Telephone Answering and Live Chat solutions can improve your enquiry handling. Our expert team makes sure every call is answered professionally and every web enquiry gets a quick, helpful response, helping you turn more prospects into clients. 

You can also download the full Professional Services Client Journey Report 2025 today for more insights into how firms like yours can take action, improve conversions, and stand out for the right reasons. 

Smiling young woman with long dark hair wearing a white top against a plain light background.
Sophie Weston
Content Marketing Executive at Moneypenny

Sophie creates content that helps businesses communicate with clarity and confidence. As part of the team at Moneypenny, she focuses on customer experience, business communications and the role of AI in shaping better conversations. Her writing is practical, people-first and designed to turn complex ideas into something genuinely useful.

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