Experimentation / CRO

Experimentation and Testing Programs acknowledge that the future is uncertain. These programs focus on getting better data to product and marketing teams to make better decisions.

Research & Strategy

We believe that research is an integral part of experimentation. Our research projects aim to identify optimization opportunities by uncovering what really matters to your website users and customers.

Data and Analytics

90% of the analytics setups we’ve seen are critically flawed. Our data analytics audit services give you the confidence to make better decisions with data you can trust.

Thank You.

A Speero expert will get in touch with you in 24 hours. Usually sooner.

Take 10-15 minutes to complete our Experimentation Maturity survey to get an analysis of your program's efficiency and effectiveness.

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Managing Director

Ben Labay
Ben combines years of academic and statistics training with customer experience and UX knowledge to help our team run programs for companies around the world. Clients include ADP, Native, Codecademy, and National Bankcard.
Ben Labay

Director of Client Services

Annika Thompson
Annika has been doing digital marketing and optimization since 2012. She brings in-house experience from start-ups to FTSE 100 corporations. Using research skills gained from her master’s degree she tackles complex client problems. Clients include Native, Codecademy, Charles Tyrwhitt, and TeeSpring.
Annika Thompson

CTO

Silver Ringvee
Silver is experienced in auditing and improving advanced digital analytics implementations, running testing and personalization programs at scale and building systems that collect, transform, store, analyze and report on terabytes of data. Clients include Codecademy, MongoDB, BitDefender, and Philips.
Silver Ringvee

COO

Kristin Ravesloot
Kristin has 10+ Years of experience building Digital Marketing Agencies around the globe. She's an entrepreneur at heart, with a specialization in helping to grow online start-ups. After completing her master's degree she has been able to apply her learnings to the field of conversion rate optimization, with a passion for understanding user behavior and a process all about analyzing, strategizing, and optimizing!
Kristin Ravesloot

Design Lead

László Zagyva
László has been with Speero from the very beginning. He originally studied at the Hungarian Academy of Arts, and then worked as a designer for various companies and institutions before joining Speero back in 2011. László works on managing Speero’s visual identity, test designs, and conducting brand and UI audits. He has developed many of our internal processes and models for improving the design and user experience for businesses.
László Zagyva

Research Director

Emma Travis
Emma has been working in UX and conversion rate optimization for 10 years. With a background in behavioral research, she is passionate about analyzing user behavior and helping businesses unlock the growth opportunity in truly understanding their users. Emma also has experience building and developing optimization teams, processes, and cultures, most recently at one of the UK’s fastest-growing airlines. Clients include Jabra, Carphone Warehouse, Irwin Mitchell, and First Direct.
Emma Travis

Senior Experimentation Strategist

Paul Randall
Paul has used a design thinking mindset to enhance customer experiences for over eight years. His empathy for customer behavior comes from conducting hundreds of usability studies and experiments. Clients include Screwfix, Clarks, Maximuscle, and Flogas.
Paul Randall

Experimentation Strategist

Gertrud Vahtra
Gertrud is passionate about merging quantitative and qualitative data to get insights into customer behaviors, motivations, and pain points. She was named Young CRO of the Year 2020 and brings a true sense of curiosity and care to all her work. Clients include Bitcasino, MongoDB, BitDefender, and Charles Tyrwhitt.
Gertrud Vahtra

Senior Experimentation Strategist

Carlos Trujillo
Carlos has over a decade of experience working in online marketing and mass media. As an agency founder and Experimentation consultant, he has led projects on web development and conversion optimization for more than 90 brands in multiple regions and verticals. This has provided him with broad expertise in customer acquisition, behavioral psychology, and data analysis that let him contribute to driving growth through systematic innovation.
Carlos Trujillo

Experimentation Strategist

Vasisth Shiva Kumar
Vasisth received his master's degree in Data Science. He has gained working experience in statistics, website data analysis, and reporting for small scale eCommerce clients. He loves psychology and economics and is always looking to keep himself updated when it comes to novel business trends.
Vasisth Shiva Kumar

Program Management Lead

Jeff Kellner
Jeff has over a decade of project management and operations experience along with a bachelor's degree in marketing. He is a tireless problem solver and has a track record of identifying and fixing operational inefficiencies. 
Jeff Kellner

Senior Program Manager

Kairi Liibak
Kairi has an international digital marketing background from managing PPC programs to creating and analyzing digital media strategies. She's passionate about driving business growth opportunities through customer-centric user experience.
Kairi Liibak

Program Manager

Barbara Bonfim
Barbara has been working with digital growth since 2017 with a focus on building and fostering an experimentation culture. She graduated with a bachelor's degree in Economics and a postgraduate in Digital Business. Her past experiences include product management, account management and PLG marketing. She's passionate about translating strategic needs into experiments and executing them collaboratively.
 Barbara Bonfim

Program Manager

Kristina Labovic
Kristina's experience spans from website optimization as a CRO & SEO Project Manager to app store optimization and content writing. Through her digital marketing journey of around a decade, she has developed a knack for analyzing and interpreting data, besides her great interest in content strategies, UX, and customer psychology for both websites and mobile applications. She worked with her CRO and SEO team on optimizing high-traffic websites for 2 years by capitalizing on the importance of these two disciplines working together towards the same goal.
Kristina Labovic

Program Manager

Mickey Salageanu
Mickey has over a decade of experience in online marketing working with clients from all over the world in numerous industries, helping them maximize their revenue. He’s worked as an IT Project Manager in enterprise-level companies deploying complex SaaS and infrastructure projects where he’s also developed key skills in transparent reporting and communications.
Mickey Salageanu

Analyst

Inger-Adele Mägi
Inger is a project analyst working with international clients in various fields. Her previous experience includes working as a marketing specialist for clients based all around the globe and as a finance consultant helping clients with accounting and analyzing their financial situation. She's eager to provide the best experience for her clients' customers and be a part of their success story.
Inger-Adele Mägi

Program Manager

Tales Sampaio
Tales has over ten years of marketing expertise, as well as extra experience in sales, customer success, and consulting. He has a Bachelor's degree in business administration with a marketing specialization. He is a versatile person who has worked on projects in several areas of Digital Marketing such as SEO, CRO, Lead Gen, and PPC. Among the industries in which he has worked include SaaS, healthcare, retail, and digital education solutions. He has already received mentoring from specialists from Google, AB InBev, and Stanford University.
Tales Sampaio

Senior Analyst

Lizette Moreno
Lizette is an analyst and researcher with a master's degree in Communication Theory. She has 12 years of experience in digital research in the Academic field, Politics and Government, Technology, and Retail industries. Lizette is passionate about understanding customer behavior, the patterns, and the motivation underlying those behaviors. She is interested in exploring and trying out new and innovative remote research methodologies, especially those related to social media users' natural expressions.
Lizette Moreno

Senior Analyst

Jelena Moroz
Jelena graduated with a bachelor’s degree in Marketing and Digital Advertising in Ireland. She joined Speero bringing with her a range of marketing and account management skills. Her previous roles include working for Google and Accenture, where she managed large portfolios of clients and projects across EMEA. Jelena continues to expand her knowledge, pursuing a range of courses and accreditations across marketing disciplines.
Jelena Moroz

Senior Analyst

Carlos Ramos
Carlos works as an experimentation analyst at Speero. He's passionate about finding patterns in data, working on research analysis, and digging into analytical tools to come up with testing opportunities. Carlos is always learning and improving his expertise. He's also a CXL-certified conversion optimizer and growth marketer.
Carlos Ramos

Senior Developer

Mihkel Saariste
Mihkel has more than 8 years of experience in full-stack web development, with a particular focus on front-end development. He has expanded his knowledge into implementing and customizing martech solutions too. Mihkel has built over 300 A/B tests using industry-leading tools such as Optimizely, VWO, Google Optimize, Sitespect, Adobe Target, and more.
Mihkel Saariste

DevOps Engineer

David Rimmel
David started out as Quality Assurance Specialist, and over the years has acquired a lot of experience with different types of experiments using every kind of testing platform. David is always looking to extend his knowledge and now also helps perform Google Analytics Health Checks and Test Bandwidth Calculations for our clients.
David Rimmel

Developer

Sabina Iurascu
Sabina is part of the technical team, working as a frontend developer on the implementation of A/B tests. She enjoys being exposed to new concepts and ideas on a consistent basis and is particularly keen on accuracy and transparency. Before joining Speero in 2022, Sabina worked on large-scale, international projects in industries ranging from telecommunication and automotive to personnel development and aviation.
Sabina Iurascu

Senior Developer

Mate Varju
Mate is a front-end developer with experience in a wide range of technologies. He’s determined to find the optimal solution to any client needs with a special focus on delivering a more enjoyable user experience. He’s applied his skills to various fields, including airfleet management and manufacturing industry, before joining Speero in 2019.
Mate Varju

Developer

Ferenc Szonyi
Ferenc has many years of programming experience and works on a daily basis with leading customer optimization platforms such as Google Optimize, Optimizely, Sitespect, VWO, PageSense, and more. In the past, he worked with many startups and entrepreneurs to bring their visions to life through programming.
Ferenc Szonyi

Developer

Diana Olsen
Diana has a Bachelor's degree in Web Development. She has multiple years of a working experience as a front-end developer building websites and tools in a range of fields, including the advertising and motion graphics industry. Diana is a great fit for Speero's development team.
Diana Olsen

QA Specialist

Andrea Illes
With a BA in Graphic Design and a Masters in Economics, Andrea brings an eye for detail and business acumen to her role as QA specialist. She has more than ten years of experience in UX/UI design and web development. Curious, and a continuous learner, Andrea brings a great mix of skills and experience to the Speero team.
Andrea Illes

Designer

Daleska Granados
Daleska has more than 5 years of experience in UX and UI design. She is able to create a solution or service from the beginning of the research process to implementation and maintenance stages. She enjoys opportunities to work collaboratively, advance in leadership roles, and engage in innovative processes and new technology.
Daleska Granados

Finance Manager

Elina Udekjul
Elina received her bachelor's degree from the Estonian Academy of Security Sciences in taxation and customs. Previously she has had several internships in taxation, accounting and auditing fields in Estonia and Malta. From there she pursued her finance career at Deloitte, working in the audit department for five years before joining Speero.
Elina Udekjul

HR Manager

Julia Lindvall
Julia has gained extensive work experience in sales and account management across international companies specializing in IT, Software Development, and SAAS. After she graduated in Italy with an MBA from Bocconi University, Julia started to work in HR for a rapidly growing FinTech startup and tripled the number of employees within a year. Julia joined Speero to master the entire talent acquisition process and help to grow the company with the best minds in the industry.
Julia Lindvall

Content Marketer

Martin Pavlovic
Swiss-army-knife content marketing manager. Copy, content, and design, Martin combines them all into a flashy, memorable brand experience. Worked in a slew of industries, including sales, until starting a marketing career in 2018. Currently leading demand generation initiatives at Speero.
Martin Pavlovic

Accountant

Agnes Sassiad
Agnes acquired her educational degree at Tallinn University of Technology in Accounting and Business management. Formerly Agnes worked at an accounting service providing companies with clients from various business fields. After gathering knowledge and skills from Ernst & Young Agnes joined Speero to contribute to the company’s finance department.
Agnes Sassiad
Trusted by:
The black and white logo of the company, P&G, which is one of Speero's conversion optimization clients.The logo of the company, Miro, which is one of Speero's UX optimization clients.The logo of the company, Code Academy, which is one of Speero's conversion optimization clients.The black and white logo of the company, Grub Hub, which is one of Speero's website optimization clients.The logo of the company, Monster, which is one of Speero's UX optimization clients.The logo of the company, Mongo DB, which is one of Speero's customer experience optimisation clients.The black and white logo of the company, Dermalogica, which is one of Speero's conversion optimization clients.The black and white logo of the company, ebay, which is one of Speero's conversion optimization clients.The black and white logo of the company, AXA, which is one of Speero's UX optimization clients.