Partners
Mildberry Cloud is a partnership of top-tier professionals with extensive experience in senior roles at leading companies and in managing complex projects. They joined forces to create Mildberry Cloud to deliver high-impact, multi-functional projects through efficient collaboration and tailored consulting.
Each partner brings a wealth of experience and unique skills. The partnership is continuously expanding, adding diverse expertise across a wide spectrum—enabling the development and execution of brands across multiple markets, communication channels, and both offline and online environments.
Oleg is an international entrepreneur with over 30 years of experience in marketing and brand building. He has founded and managed businesses across diverse markets, including China, the UK, Belgium, Italy, the UAE, and the CIS. As a strategic consultant, board member, senior executive, and project leader, Oleg has spearheaded innovation, launched new brands, led business transformations, and managed complex, high-impact projects. He thrives in environments that foster ambition, challenge conventional thinking, and embrace innovation.
His approach is characterized by agility, creativity, and a sharp focus on results. He believes that essential information should fit on a single page, and that the true value lies in the minds of the team members and in their ability to communicate it simply and effectively.
Oleg asks tough, thought-provoking questions, challenges the status quo, adheres to strategy, and works to shorten the path from vision to implementation. For him, practicality is paramount. Above all, he sees his primary mission as creating value for consumers, for the company, and for shareholders. He excels at developing human‑centric strategies and inspiring people to bring them to life.
Linkedin: Oleg Beriev
From first sale to full-scale, Kristina builds the roadmap that gets you there.
Known for turning complex market challenges into actionable growth plans, she blends corporate discipline with start-up agility.
For over two decades, she has been architecting and driving powerful campaigns for McDonald’s and KFC, Mercedes-Benz and Volkswagen, Mars and Nestlé, as well as leading FMCG, financial, and fashion brands across Asia and Europe.
An ex-C-suite leader at BBDO, Kristina has managed PepsiCo’s 26-market regional program, coordinating 40+ teams. She has also rolled up her sleeves with start-ups and early-stage ventures, including directing a non-profit accelerator for social entrepreneurs that achieved a record 60% success rate. Her career spans markets from Paris to Almaty, powered by a deep grasp of consumer motivation and market insight that consistently delivers strong results.
Linkedin: Kristina Tancher
Tatiana is a senior marketing and business executive with over 20 years of leadership experience across the retail and FMCG industries, with a strong focus on strategy, digital transformation, brand development, CRM, and customer experience. She has held executive and board-level positions, led large multifunctional teams, and managed complex, high-impact projects across domestic and international markets, including Europe and Asia.
In addition to her corporate leadership roles, Tatiana has served as a certified business coach (ICF) for senior executives in public and private sectors, and actively contributes as a mentor and advisor to entrepreneurial ventures and industry initiatives. In 2023, she was part of a core team launching an international IT startup, shaping the brand and go-to-market strategy.
Linkedin: Tatiana Stepanova
Bill is a highly experienced brand strategy consultant with over 30 years of international experience as an agency partner and creative director. He has worked on a wide variety of corporate, retail and consumer-based projects from launching B&Q in China and Korea to creating brands for global companies like Nestle, Diageo and Heineken. He is a consultant to the Design Council, a seasoned public speaker and honorary visiting university lecturer.
Bill offers a rare blend of strategic clarity and creative flair. His approach is media-neutral yet design-focused, combining business insight with imaginative direction to ensure every brand is built to connect and endure. He has always been an early adopter of new technologies and integrates AI into his creative methodology.
Linkedin: Bill Wallsgrove
Polina Kiseleva is an expert with deep knowledge and over 25 years of experience in retail transformation and strategic management. Her core expertise lies in developing and launching new retail concepts, as well as modernizing existing business processes to enhance operational efficiency. In recent years, Polina has led large-scale transformation projects for major retailers and FMCG brands, building growth strategies and helping companies achieve their financial goals.
She is known for implementing innovations at every stage of the customer journey — from designing retail concepts to digitizing operations, automating pricing, and introducing loyalty programs. Plina’s areas of expertise also include marketing strategy, government relations projects, building effective supply chains, category management, and fostering corporate culture.
Linkedin: Polina Kiseleva
Collaborative Intelligence Architect & Producer of Complex GenAI/ML Solutions
With over 20 years of experience across MarTech, EdTech, FinTech, LegalTech, FMCG, and Consumer Digital, Sergey translates complex ideas into clear roadmaps, launches interconnected project cascades, brings new products to market, and builds end-to-end processes based on digital solutions.
As CDTO at ITHub, creates AI ecosystems built on agent-based and LLM solutions, focusing on tangible operational changes and the safe, ethical deployment of technology. Based in Portugal, works with international teams.
Sergey is the author of several frameworks used by leading companies. He acts as a “player-coach,” always abreast of the latest technologies, calm and straightforward in stakeholder interactions, coaching leaders and making team victories visible.
Received degrees in Engineering, PR, and Design, combining research, product, and design into a coherent narrative, clear specifications, and tangible results. Awarded Effie, HR-Brand and Digital Leader.
Linkedin: Sergey Dolgov
Suzanna Kayyali is retail marketing expert and entrepreneur with over 20 years of experience in retail, brand strategy, and market development. She has deep expertise in multiple markets, having led full-scale retail rebranding projects — from store design and brand identity, to complete customer journey transformation.
She has created and executed advertising campaigns end-to-end, from the first creative idea to multi-channel media placement, consistently delivering above-category results. Her portfolio includes opening over 50 stores across formats, launching high-performing private label brands, and developing loyalty programs with industry-leading ROI. Suzanna blends strategic vision with hands-on execution, helping brands grow, transform, and stand out.
Linkedin: Suzanna Kayyali
Toto is a strategic marketing leader with over 20 years of international experience across B2B, B2C, and B2G sectors. He has successfully led marketing, business development, and brand-building initiatives across diverse industries including technology, logistics, pharmaceuticals, sports, and retail.
A member of the Olympic Family, Toto played a key role in securing the hosting rights for the Olympic Games — an achievement that showcases his expertise in global coordination, strategic communications, and international diplomacy.
As a consultant, fluent in 4 languages, executive, and project leader, Toto has delivered integrated strategies that drive visibility, engagement, and sustainable growth. He has managed global campaigns, built high-performing teams, and guided businesses through market expansion, digital transformation, and complex stakeholder environments.
Linkedin: Toto Darch
Maxim is a strategic branding and reputation expert with over 30 years of experience in marketing, communications, and corporate identity.
He has led brand development and communication projects for companies across transport, technology, retail, finance, and industrial sectors. As a strategic consultant, managing partner, and project leader, Maxim has helped organizations define their identity, build trust, and align actions with values. He believes that a brand is not just what you say — it’s what you do and how consistently you do it.
Maxim thrives in complex environments where clarity, integrity, and long-term thinking have a meaningful impact.
Linkedin: Maxim Mussel
Dumitro is a commercial strategist with over 20 years of experience in sales, trade marketing, and retail transformation.
He has worked with leading FMCG and retail companies in CIS and beyond, building national sales systems, managing large-scale field operations, and launching data-driven B2B products.
As a partner at Mildberry Cloud, Dumitro helps translate brand strategies into real-world commercial impact — designing go-to-market systems, sales processes, promotion mechanics, and category growth strategies that align business goals with brand meaning.
He thrives at the intersection of brand and business — where positioning becomes performance, and customer promise turns into operational architecture.
Linkedin: Dumitro Chatterjee
Andrey is a marketing strategist with over 30 years of international experience across FMCG (MARS, Rothmans, Smirnoff, Carlsberg), IT and media (Viasat Global), biotechnology (3DBio, Brainstart), advertising (McCann), retail and development. He has held senior leadership roles, from VP to CEO, in both global corporations and agile tech startups,. Andrey has conceived, launched, and repositioned dozens of brands, driving them into new markets with innovative strategies.
A certified composer, Andrey crafts music for symphonic orchestras, blending his analytical marketing expertise with creative vision. His career highlights include leading the promotion of the world’s first magnetic 3D bioprinter, Organ.Aut, used in space experiments on the ISS in 2018, and pioneering cultured meat bioprinting in 2019. He has authored three acclaimed marketing books, teaches and consults on strategic marketing, launching new FMCG and biotech brands.
Andrey’s approach is defined by agility, strategic foresight, and a passion for creating consumer-centric value. He excels at building high-performing teams, optimizing processes, and delivering measurable growth—evidenced by raising a jewelry brand’s market awareness from 15% to 50% and boosting a beverage company’s sales by 400%. He thrives on challenging conventions, shortening the gap between vision and execution, and inspiring teams to turn ideas into impact.
Linkedin: Andrey Rukavishnikov
Oleg is an award-winning CMO (Cannes Lions, Effie) with 20 years of experience in e-commerce and fintech. His career spans EMEA, North America, and Southeast Asia, and he is fluent in four languages. Oleg has held senior roles at blue-chip companies including Alibaba, Barclays, and General Electric, and has advised numerous tech startups.
His expertise lies in designing high-growth marketing strategies that combine data-driven insights into customer behaviour, AI-powered analysis and reasoning, and a spark of creativity. His proprietary “Strategy from Behaviour” framework identifies unique value propositions, defines high-value ICPs, uncovers customer trust and pain points, maps white spaces in the market, and delivers effective customer-acquisition strategies.
Linkedin: Oleg Lebedev