Delen
Bewaren

Harm

Freelance sales professional
nog geen reviews Groenekan

Over deze freelancer

I help ambitious (SaaS) companies accelerate growth, optimize sales performance, and build high-performing commercial teams. With over 18 years of experience, from Account Manager to CEO, I know what it takes to turn opportunities into measurable results.

👉 Whether you need a sales leader on demand or someone to design and optimize sales processes while actively driving deals, I step in quickly, bring structure, and deliver impact.

My Services

Interim / Freelance Sales LeadershipNeed a temporary CRO, Sales Manager, or Head of Growth? I provide both strategy and hands-on leadership to keep your team performing at the highest level – even during periods of change or transition.

Sales Process Optimization + Hands-On SalesI create and refine sales processes that improve efficiency and conversion. But I don’t stop at playbooks – I roll up my sleeves and take on part of the sales activities myself, ensuring every improvement drives real results.

Why Work With Me?✔ Proven track record across startups and established enterprises✔ Combination of strategic vision + hands-on execution✔ Immediate impact without long onboarding✔ Flexible engagement – tailored to your needs


Opleiding

D
2007 — 2025
Divers
Divers

M
2000 — 2007
Management Economy and Law
Hogeschool Utrecht


Werk & Ervaring

C
01-01-2024 — heden
Company Owner
Jansen Commercial Management (www.jansen-cm.nl)

I help ambitious (SaaS) companies accelerate growth, optimize sales performance, and build high-performing commercial teams. Current interim and freelance assignments: ✔ Green Digit | Sales & Marketing a.i. | Mar '25 – present ✔ DevRepublic | Sales Manager a.i. | Aug ’24 – present ✔ KIM Plus Delta | Sales Consultant a.i. | Sep ’24 – present Completed interim and freelance assignments: ✔ RoQQit | Sales & marketing a.i. | ‘Oct ’24 – May ’25 ✔ Let’s Grow | Sales & marketing a.i. | ‘Jun ’24 – May ’25 ✔ Clerk.io | Commercial Manager Benelux a.i. | ‘Jan ’24 – Aug ’24

H
01-03-2021 — 31-12-2023
Head of Sales, CRO & CEO
Datatrics (part of Growens - www.growens.io)

✔ CEO | Jan '23 – Dec '23 (1 yr) ✔ Chief Revenue Officer (CRO) | May '22 – Dec '22 (8 mos) ✔ Head of Sales | Mar '21 – Apr '22 (1 yr 2 mos)

M
01-01-2020 — 28-02-2021
Manager Media & Technology
OrangeValley (www.orangevalley.group)

OrangeValley Group is an ambitious, data-driven digital marketing organization with a straightforward approach and a focus on growth. From strategy to operation, both nationally and internationally. I was P&L responsible for the technology business unit Brooklyn Media & Technology, active in advising, implementing, and delivering Digital Marketing Technology (MarTech). I've initiated and managed partnerships with (among others) Google Marketing Platform (GMP), Tealium (CDP), Looker (BI), SiteSpect (A/B testing), and Squeezely (CDP).

S
01-11-2017 — 31-12-2019
Sales Lead Marketing Cloud Applications
Oracle (www.oracle.com/cx/marketing)

Oracle Marketing is the most comprehensive, integrated marketing solution available to launch cross-channel marketing programs and unify all prospect and customer marketing signals in a single view. This solution helps generate a higher return on digital marketing investments, create customer loyalty through superior campaign performance, and unlock real-time performance decisions during critical campaign cycles. I was responsible for new business for the named accounts (local revenue > 600 million). First in Belgium and later in the Netherlands.

O
01-01-2017 — 31-10-2017
Online Sales Consultant
Beslist.nl (www.beslist.nl)

beslist.nl is the largest online shopping center in the Netherlands. With thousands of affiliated webshops and an assortment of over 25 million products, beslist.nl provides a clear online overview. Beslist.nl is visited daily by 500,000 shoppers. As an Online Sales Consultant, I was responsible for the key accounts. Accounts like Wehkamp, Bol.com, Coolblue, and Zalando.

A
01-02-2015 — 31-12-2016
Account Director
RadiumOne (https://en.wikipedia.org/wiki/RadiumOne)

mobile, video, and social advertising services through programmatic marketing campaigns. The company was founded and based in San Francisco, with offices across the US, Europe, and Australia. Update: in June 2017, RhythmOne (now Nexxen) acquired the assets of data-driven marketing platform RadiumOne for US$22m.

A
01-10-2011 — 31-01-2015
Account Manager
Shop2market (Now Adcurve - www.adcurve.com)

Shop2market was the market leader in online campaign optimization with an integrated campaign management solution for conversion attribution, data-driven search, feed management, and tag management. As an Account Manager, I was responsible for the Benelux. Initially for new business. After that, for both new business and existing customer relationships (account management). Team lead sales (1 FTE, prospecting) and team lead account management (3 FTE). Some customers: Blokker Holding (now Mirage Retail Group), Bijenkorf, McGregor Fashion Group, IKEA, Macintosh Retail Group, Viking, Omoda, WE Europe, and FonQ. Update: Shop2market is now AdCurve.

A
01-08-2010 — 30-09-2011
Account Executive Interactive
WDM Nederland (now WDM - https://edm.nl)

WDM is the direct marketing expert in consumer data, data intelligence, and database marketing services. In the Account Executive role, I advised customers and prospects about the opportunities to generate leads and gather consumer data. Update: In 2014, EDM acquired WDM.

S
01-08-2009 — 31-07-2010
Sr. Account Executive Digital Media
Sanoma Digital (Now DPG Media - www.dpgmediagroup.com)

In 2009, Sanoma Media was the largest media company in the Netherlands, with 75 magazines, 180 websites, 15 mobile sites, and nine apps. I was responsible for commercial support to the Sales Manager and Account Managers to achieve revenue goals. Update: DPG Media acquired Sanoma Uitgevers in 2020.

S
01-08-2008 — 01-07-2009
Sales Support Multimedia IT
VNU Media (Now DPG Media - www.dpgmediagroup.com)

VNU Media was one of the leading business publishers and market leaders in the Netherlands' recruitment market. I supported a team of Account Managers at the Multimedia IT department. Update: DPG Media acquired VNU Media in 2012.

M
01-07-2007 — 31-07-2008
Marketing employee
KindeX (now part of Norlandia Care Group - www.norlandiacare.no)

KindeX (now part of Norlandia Care Group) is the largest childcare organization in the Voorschoten area. I was responsible for writing a marketing plan and implementing this plan.


Certificeringen


Portfolio

€ 100 / uur
  • Locatie Groenekan
  • Categorie Sales
  • Geverifieerd Email, Telefoon
  • Lid Sinds 24-05-2025