WELCOME TO Cospheric

"Impossible is not a fact. It’s an opinion. It’s a dare. Impossible is potential. Impossible is temporary. Impossible is nothing." Mohammad Ali

At Cospheric we are constantly pushing the limits of what is possible and offering cutting-edge micro and nanotechnology solutions to global scientific community. Our customers are the brightest researchers from all over the world, residing on all seven continents (yes, even Antarctica). They are relying on us to develop the smallest and most precise spherical particles to enable advances in their respective fields. Moreover, they want to have these particles in their labs as quickly as possible. Quality, speed, professionalism, expertise – this is the value Cospheric brings to each customer.

Founded in 2008 in beautiful santa Barbara, CA, Cospheric LLC has become an integral part of the global technical community. We are a dynamic company that has quickly gained the reputation for outstanding product quality and commitment to customer satisfaction. We specialize in manufacturing precision dust. Our product line consists of close to two thousand unique spherical microparticle and nanoparticle products, all of which have been developed based on customer demand. We work with each individual customer to find a creative solution for their unique needs.

Scientists and engineers worldwide rely on us as a proven source to fulfill their needs for precise nanospheres, microspheres, and macrospheres in tight particle size ranges, wide selection of colors, densities, properties and formulations. We utilize a variety of proprietary tools and techniques that are unique in the industry. We have the ability to make small custom runs of microspheres, prototype high-aspect ratio microstructures, and apply precision coatings on spherical particles. For the majority of our products we are the sole global supplier, without direct competitors. We developed a disruptive technology which is redefining the microsphere market and creating a new category of precision spherical particles. Our research department is always excited to tackle new challenging projects.

We offer the sophistication to deliver the advanced technologies customers need with small-company responsiveness to their technical and business needs.

We manufacture all our products where we live, in Santa Barbara, California, thereby creating local jobs, ensuring product quality and clean manufacturing. We further give back to our community through volunteering, philanthropy, and corporate responsibility. Our focus is on long term vision for the company – positioning ourselves as a leader in our field and making an impact on the world.

Our Cospheric Mission

To be the premier global supplier of precision spherical particles.

Our Cospheric Vision

To make an impact on the world by enabling breakthroughs in science and technology.

Our Cospheric Values

Innovation – To offer the largest selection of the highest quality products, continuously pushing the limits of what is possible.

Collaboration – To build strong long-term relationships based on respect, integrity and open communication.

Impact – To foster a positive change in the world, the environment, and our community.

The Founders

View Yelena Lipovetskaya's profile on LinkedIn Yelena Lipovetskaya leads the company as a Chief Executive Officer. Her primary role is to define and integrate strategic vision and direction for the business. Yelena builds on her twenty years of technical expertise in chemistry, rheology, charging, materials, process engineering, manufacturing excellence and Six sigma initiatives to ensure that Cospheric offers the largest selection and the highest quality of precision spherical microparticles in the global marketplace.

Yelena has a Bachelors degree in Chemical Engineering from Polytechnic University (now NYU) and a Masters degree in Materials Science and Engineering from Rochester Institute of Technology. In addition to her education, Yelena's technical expertise is grounded in intensive on-the-job training she received while developing cutting edge technologies in state-of-the-art laboratories such as Sullivan Park Science & Technology Center in Corning, NY, and Xerox Research Center Webster, Xerox's largest research center. These companies are well-known for hiring the brightest scientists and engineers in the world and their commitment to innovation and product quality.

Yelena received her business training through Women’s Economic Ventures (WEV), an organization dedicated to creating an equitable and just society through the economic empowerment of women.

Yelena is a mother of three children, a certified parent-infant coach, and has recently earned a Masters degree in Clinical Psychology from Antioch University. Yelena is passionate about promoting healthy social-emotional development of young children and is an advocate for research and education on mental wellness for young children and their caregivers. Under Yelena's leadership, Cospheric supports these crucial but often underfunded and understaffed initiatives through philanthropy and volunteering in the community.

Yelena was recently interviewed on 805conversations podcast which features engaging talks with leaders and thinkers in the 805 region in California. In this podcast, Yelena talks about the company, the foundations, and the path forward.

Brian GobroggeBrian Gobrogge - Chief Operating Officer of Cospheric LLC serves as a Chief Operating Officer. He offers expertise in innovative development, design and manufacturing support, based on his ridiculous amount of experience in many different industries, such as Food & Beverage, Pharmaceutical, Electronics, Consumer Products and Defense.

Brian started his career implementing manufacturing solutions for Texas Instruments Defense Division, later acquired by Raytheon. He continued expanding his experience in manufacturing processes and equipment design by integrating automation systems for companies like Merck Pharmaceuticals, Tyson Foods, Black&Decker, Miller Brewing, Cooper Tire, Torrington Bearing, Weyerhouser Lumber and Paper Products, Proctor & Gamble, Georgia Pacific, Cagle Foods, Glad Products and others. Prior to co-founding Cospheric, Brian played leadership roles in Cbrite Inc and Gyricon LLC (subsidiary of Xerox), where he specified and acquired custom equipment for highly-specialized applications.

Brian is a hands-on leader bringing concepts to reality through cross-functional management, leveraging his diverse electrical, mechanical, and manufacturing engineering background immersed in executive MBA acumen.

Brian earned a Bachelors degree in Mechanical Engineering from University of Michigan and an executive MBA from University of Toledo.

Outside of the office, Brian is actively involved in raising his family and contributes many hours volunteering in Santa Barbara schools. He spearheads Cospheric's philantory initiative of being a corporate sponsor at school-based fundraising events.

The Industry Report

Yelena Lipovetskaya working with BCC research published a 200 page market research report that examines microspheres used as components in many advanced materials and composites, in the healthcare and personal care industries, and in many specialty research and development applications.

The global market for microspheres reached nearly $2.3 billion in 2014. This market is expected to reach $2.4 billion by 2015 and $3.5 billion by 2020, registering a compound annual growth rate (CAGR) of 7.8% from 2015 to 2020.

Microspheres: Technologies and Global Markets

Microspheres, Spheres, and Nanospheres - Worldwide


Microspheres are high performance engineered spherical particles widely used in research and industrial applications. These precision multi-functional materials are addressing unique needs of a wide range of R&D initiatives, ranging from government-sponsored research projects and high impact academic research to new product development and process innovation in industry, across a wide variety of applications and disciplines.

Cospheric is a global leader in manufacturing and distributing of nanospheres, microspheres, and larger precision spherical particles. We leverage our extensive technical experience and expertise in microspheres and micropowders to help each individual customer find an optimal microparticle solution to meet their needs.

Our broad platform of proprietary technologies enables us to be constantly innovating with a focus on anticipating future needs of emerging specialty microspheres markets. We are constantly expanding the selection of precision spheres, microspheres, microbeads and microparticles in variety of colors, materials, densities, coatings, sizes and properties. Combining these physical and chemical characteristics allows for creating multifunctional modalities of "smart" particles with applications in healthcare, environmental studies, biotechnology and advanced materials, to mention a few. We offer fluorescent, phosphorescent, paramagnetic, and neutrally-buoyant polymer spheres, as well as solid, hollow, coated, monodisperse, and bondline spacer grade glass microspheres in various formulations. We also offer particles specifically designed for use as flow tracer beads and seed particles for Particle Image Velocimetry (PIV) applications and flow visualization studies. We are the sole supplier of density marker beads for creating density gradients. Conductive silver-coated silica and PMMA, retroreflective and gold-coated glass microspheres, photocatalytic hollow glass spheres, yttrium-stabilized zirconia for extreme environments are just some examples of the products we provide.

We practice only lean and sustainable manufacturing processes and rely on reprocessing and recycling technologies to minimize waste of material and environmental risk. Large majority of our products are manufactured in-house at our production facility in California, USA, utilizing our proprietary technology.

How many different "precision spherical particles" products do you carry?

About two thousand unique nanospheres, microspheres, and precision spheres are in stock and ready to ship worldwide the same business day. The list keeps growing as new scientific and industrial needs are identified by our customers. We are always excited to tackle new and challenging projects on a custom basis.

How do I place an order for spherical particles?

The easiest way to place an order is on this website with a credit card. Shipping charges are automatically calculated. We ship worldwide daily. Our website is our most updated catalogue. Quick and efficient on-line check-out with clearly stated prices and stock status enables you to place an on-line order 24/7 anywhere in the world. You are welcome to email us if you need a formal quote, can't find what you are looking for or need a product recommendation. Our customer service professionals and our technical support team are committed to comprehensive and timely communication with our customers.

Do you accept purchase orders?

Yes! Please check out on this website and email us a copy of your purchase order. Purchase orders may take additional 1-2 business days to process.

Can you make custom microspheres for my project?

It depends on the specific requirements of the project. Please contact a microsphere expert for a product recommendation or a custom quote. Please provide as much detail as possible about your application and product requirements.

We specialize in manufacturing custom microspheres with specific gravity between 0.95g/cc and 1.3g/cc, particles with exceptional sphericity and tight size distribution, as well as PIV tracer particles and spheres (seed particles) for flow visualization studies. We have the capability to custom manufacture larger order quantities, specific size ranges, color, density, or specific properties, and coating options which offer endless customization possibilities.

Does Cospheric offer NIST-traceable microspheres?

NIST traceable microscopy measurements of particle size (diameter) and pycnometer measurements of density are available for most microspheres with the purchase of NIST traceable microsphere certificate of analysis.

Does Cospheric offer a catalogue of all the products?

Because of our extensive constantly growing product line, we do not publish a printed catalogue. Our website is our most reliable catalogue and we do our best to keep it as accurate and up to date as possible.

Why buy microspheres from Cospheric?

Our product line is unique because it offers the broadest selection and the highest quality anywhere in the world. Our microspheres are extremely well-characterized with images and detailed technical descriptions, defined size ranges, and specific densities to the second and sometimes third decimal place, listed on each product page.

Large selection of microsphere products allows you to place one order with lots of options for design of experiments, contamination studies, optimizing bond line spacing, and other R&D, engineering, and industrial projects. We offer multiple types of microspheres of the same size, multiple types of microspheres of the same density, multiple colors of microspheres in the same size and/or density.

Do you apply custom coatings on microspherers?

We offer a large selection of coated microspheres, with a wide variety of coating options. There are also possibilities for custom coated products. We own proprietary technology for applying hemispherical half-shell coatings on particles and arranging a monolayer of particles in an array or a specific pattern. We also have extensive experience in electronic paper development. Contact a microparticles expert to discuss your needs.

Do you offer custom particle sizing and classification services?

Yes! We pride ourselves on tight particle size distribution of our products and offer custom particle size classification services to grade your particles, powders or aggregates to size. We are equipped to grade your particles to any size between 15um (0.00059 inches) and 5.6mm (0.220 inches). Spacer grade particles and custom particle sizes are possible and available by request. We utilize a very strict quality control process using Optical Microscopy to guarantee that the product is in spec and can provide a certificate of compliance per request.

Do you offer analytical services?

Yes! Our testing lab provides measurement services for NIST-traceable Particle Size and Shape and Particle Size Distribution utilizing Optical or SEM Microscopy depending on the size of the particles. We can provide a technical report that includes high resolution images of your particles and a detailed analysis of results. Since we specialize in custom density microspheres and density marker beads, we are equipped to perform NIST-traceable Density Measurements of your particles with the most accurate gas pycnometer on the market.

Cospheric LLC.


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