Prospeo
Hero Section BackgroundHero Section Background
Proof of the sum

Proof of the sum Revenue

Architecture and PlanningFlag of NLAmsterdam, North Holland, Netherlands11-20 Employees

$

Proof of the sum revenue & valuation

Annual revenue$1,368,880
Revenue per employee$86,000
Estimated valuation?$4,400,000
Total fundingNo funding

Key Contact at Proof of the sum

Flag of NL

Roy Pype

Architect | Founder

Company overview

HeadquartersJan van Galenstraat 335, Amsterdam, North Holland 1061AZ, NL
Phone number+31207051040
Website
NAICS5413
SIC873
Keywords
Innovation, Architecture, Knowledge Sharing, Campus
Founded2016
Employees11-20
Socials

Proof of the sum Email Formats

Proof of the sum uses 2 email formats. The most common is {first initial} (e.g., j@proofofthesum.com), used 87.5% of the time.

FormatExamplePercentage
{first initial}
j@proofofthesum.com
87.5%
{first name}
john@proofofthesum.com
12.5%

About Proof of the sum

Proof of the sum is a design studio at the intersection of architecture and organisational psychology. We focus on knowledge-intensive companies and ( educational ) institutions who want to discover, fulfil and proof the powerful relationship between spatial environment and knowledge sharing. All based on the strong belief in spatial connection. Proof of the sum was founded by Roy Pype in 2016. Proof of the sum teams up with knowledge partners and clients who are interested in investigating how knowledge is shared within buildings and on campusses. In how spatial design can enhance knowledge sharing, meeting, synergy, communication on the one hand, and focus and privacy on the other. We investigate and proof how design can attribute to corporate ambitions and objectives.

Employees by Management Level

Total employees: 11-20

Seniority

Employees

Entry
Manager
Founder/Owner

Employees by Department

Proof of the sum has 7 employees across 3 departments.

Departments

Number of employees

Funding Data

Proof of the sum has never raised funding before.

Proof of the sum Tech Stack

Discover the technologies and tools that power Proof of the sum's digital infrastructure, from frameworks to analytics platforms.

ScrollMagic

ScrollMagic

JavaScript libraries

Vimeo

Vimeo

Video players

Microsoft 365

Microsoft 365

Email

jQuery Migrate

jQuery Migrate

JavaScript libraries

Twitter Emoji

Font scripts

jQuery

jQuery

JavaScript libraries

PHP

PHP

Programming languages

WordPress

WordPress

Blogs

Bootstrap

Bootstrap

UI frameworks

YouTube

YouTube

Video players

WooCommerce

WooCommerce

Ecommerce

Nginx

Nginx

Reverse proxies

Frequently asked questions

Proof of the sum is located in Amsterdam, North Holland, NL.
You can reach Proof of the sum at +31207051040.
Proof of the sum generates an estimated annual revenue of $1,368,880. This revenue figure reflects the company's market position and business performance in its industry.
Proof of the sum has an estimated valuation of $4,400,000. This valuation is calculated based on industry-standard revenue multiples and reflects the company's growth potential and market positioning.
Proof of the sum was founded in 2016, making it 10 years old. The company has established itself as a significant player in its industry over this time.
Proof of the sum has approximately 11-20 employees. The company continues to grow its workforce to support its business operations and expansion.

4.8

40,000 users

top 50
high performer
most used
tier 1 accuracy

Build leads list with verified emails & mobiles