Insights

Small team, global need On Call operates with 0-1 employees, offering outsourced phone and secretarial support. This suggests a target market of small businesses and solopreneurs that could scale via affordable, on-demand receptionist services.

Cost-efficient outsourcing The service model emphasizes avoiding permanent payroll obligations, presenting an upsell opportunity to clients seeking flexible, cost-controlled administrative support for peak workloads or project-based demand.

Experience leverage With 25 years of secretarial experience and tailored offers, there is potential to upsell premium administrative services, multilingual support, or specialized front-desk handling to professional services, legal, and healthcare-related sectors.

Tech-enabled efficiency The site relies on common CMS and analytics tools; prospect conversations can emphasize integration options with clients' CRM, ticketing, and communication platforms to enhance efficiency and data capture.

Financial scale signal Reported revenue range of 50M-100M in a similar market context indicates there may be substantial demand for scalable admin support; well-positioned to offer tiered service levels and SLA-backed packages to mid-market firms seeking cost-effective delegation.

On Call Tech Stack

On Call uses 8 technology products and services including Site Kit, iCIMS, Open Graph, and more. Explore On Call's tech stack below.

  • Site Kit
    Analytics
  • iCIMS
    Applicant Tracking Systems
  • Open Graph
    Content Management System
  • RSS
    Content Management System
  • Cookie Notice
    Cookie Compliance
  • jQuery Migrate
    Javascript Libraries
  • Piwik PRO Core
    Web Analytics
  • Contact Form 7
    Web Platform Extensions

Media & News

On Call's Email Address Formats

On Call uses at least 1 format(s):
On Call Email FormatsExamplePercentage
First.Last@on-call.nlJohn.Doe@on-call.nl
74%
First@on-call.nlJohn@on-call.nl
26%

Frequently Asked Questions

Where is On Call's headquarters located?

Minus sign iconPlus sign icon
On Call's main headquarters is located at 73 a Herenstraat Bussum, North Holland 1406 pa Netherlands. The company has employees across 5 continents, including North AmericaAsiaEurope.

What is On Call's official website and social media links?

Minus sign iconPlus sign icon
On Call's official website is on-call.nl and has social profiles on LinkedIn.

What is On Call's SIC code NAICS code?

Minus sign iconPlus sign icon
On Call's SIC code is 4899 - Communications Services, Not Elsewhere Classified NAICS code is 5612 - Facilities Support Services.

How many employees does On Call have currently?

Minus sign iconPlus sign icon
As of February 2026, On Call has approximately 1 employees across 5 continents, including North AmericaAsiaEurope. Key team members include Co-Founder/Svp Marketing/ Vp Of Product Development: E. H.Owner: D. C.Pediatric Dentist: M. A. H.. Explore On Call's employee directory with LeadIQ.

What industry does On Call belong to?

Minus sign iconPlus sign icon
On Call operates in the Facilities Services industry.

What technology does On Call use?

Minus sign iconPlus sign icon
On Call's tech stack includes Site KitiCIMSOpen GraphRSSCookie NoticejQuery MigratePiwik PRO CoreContact Form 7.

What is On Call's email format?

Minus sign iconPlus sign icon
On Call's email format typically follows the pattern of First.Last@on-call.nl. Find more On Call email formats with LeadIQ.
On Call logo

On Call

Facilities ServicesNorth Holland, Netherlands0-1 Employees

On Call operates in the facilities services sector, providing telephone service and secretarial support without the permanent obligation of employing a receptionist or secretary. Located in Bussum, North Holland, the company has 25 years of experience with secretarial tasks and can quickly determine what is needed. This model enables outsourced administrative support on an as-needed basis, avoiding ongoing payroll commitments. To meet specific client wishes, the service offers tailored solutions and prepares customized proposals. As a small operation based in Bussum, it delivers flexible telephone and secretarial support without long-term payroll obligations.

Section iconCompany Overview

Headquarters
73 a Herenstraat Bussum, North Holland 1406 pa Netherlands
Website
on-call.nl
SIC Code
4899 - Communications Services, Not Elsewhere Classified
NAICS Code
5612 - Facilities Support Services
Employees
0-1

Section iconMedia & News

Section iconFunding & Financials

  • $50M$100M

    On Call's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    On Call's revenue is estimated to be in the range of $50M$100M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.