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About AlpenMemberships & Awards

Alpen HPP is committed to manufacturing and delivering highly energy efficient and premium quality window and door products. We ensure our windows meet the strictest requirements by actively seeking third party certifications and memberships that validate the quality of work we produce both in manufacturing quality and energy saving results.

We are honored to have won multiple accolades and awards from a variety of organizations recognizing our high performance products and our commitment to engineering windows that meet and exceed energy efficiency requirements for high energy savings.



2016 Cornerstone Award- Rising Star

Alpen HPP is honored to receive the LEDP 2016 Rising Star Award.

Presented by the Longmont Economic Development Partnership, the Cornerstone Awards celebrate new and expanding businesses for their contributions to the growth and economic health of Longmont and Boulder communities.



2015 Pioneer Award

Colorado Green Building Guild awards Robert Clarke and Alpen HPP with 2015 Pioneer Award

The annual Pioneer Award is given to a member of the Green Building Community  to honor people who have demonstrated a commitment to building green in their own lives and whose actions have made a difference to advance the craft of green building in the local and broader community.


Top 250 Made In Colorado Company, 2016

Alpen HPP named one of Top 250 “Made in Colorado” Companies for 2016.

ColoradoBiz Magazine’s Top 250 “Made in Colorado” list celebrates the remarkable contributions of talented manufacturers of Colorado-Made products in varied industries across the state.


Top 250 Private Company, 2016

Alpen HPP earned recognition as one of Colorado’s Top 250 Private Companies in 2016

This annual ranking by ColoradoBiz magazine is based on annual revenue growth in all industry sectors – from energy to health care, technology to construction, manufacturing to financial services  that are driving Colorado’s thriving economy.


2015 CCTW Winner

Alpen is honored to be one of 2015’s Colorado Companies to Watch - a prestigious award recognizing the Alpen HPP for its excellence in the marketplace, product innovation and influence upon Colorado’s economic growth.

“Companies to Watch is a unique awards program that recognizes and celebrates the contribution, innovation and energy of diverse second-stage companies in the nation. These companies work behind-the-scenes generating the bulk of new, sustainable jobs and are a powerful economic force underpinning the high quality of life most Americans enjoy.”


2007 BuildingGreen Top 10 Product

Alpen Windows named as one of 2007’s Top Ten Green Building Products by, an industry leader in advisement and specification of green building products and publisher of Environmental Building News and the GreenSpec directory.



Colorado Green Building Guild

Gold Sponsor

The Colorado Green Building Guild (CGBG) is an association of building professionals dedicated to promoting healthier, resource-efficient homes and workplaces. We strive to advance the craft of green building; support our members’ environmentally-responsible endeavors; provide effective volunteer opportunities; and be the focal point for communication on green building. Our vision is to empower people to build healthy, resource-efficient communities.


Boulder Chamber


The nonprofit Boulder Chamber is Boulder, Colorado’s flagship business support and advocacy organization.  With more than 100 years of experience, our innovative programs support businesses through professional education, advocacy, networking, research, and economic development.

Together with 1400+ member organizations, the Boulder Chamber is building a smarter, more vibrant economy – establishing the region as a global capital of innovation and an economic powerhouse.


NFRC Member

National Fenestration Ratings Council (NFRC) is a non-profit organization that administers the only uniform, independent rating and labeling system for the energy performance of windows, doors, skylights, and attachment products. Their goal is to provide fair, accurate, and reliable energy performance ratings.

All of the window series we manufacture are tested by an accredited NFRC lab. The NFRC label we place on each and every one of our windows is proof that we are driven to provide super-insulating, highest performing windows and doors.



Passive House Institute US

Passive House Institute US (PHIUS) is a consulting and research firm working to further the implementation of Passive House standards and techniques nationwide. Passive House refers to a rigorous but voluntary standard for super energy efficient buildings. The standard focuses on passive solar design, super insulation, advanced window technology, air tightness, and ventilation.



The US Green Building Council (USGBC) is a non-profit organization that certifies sustainable businesses, homes, hospitals, schools, and neighborhoods. USGBC is dedicated to expanding green building practices and education and its LEED® (Leadership in Energy and Environmental Design) Green Building Rating System™.

Each and every one of our windows contributes points to creating an energy efficient built environment.


American Architectural Manufacturers Association (AAMA)

AAMA is an industry-leading third-party organization that is one of the most trusted sources for certifying window performance.  As a certified manufacturer, Alpen has all of our window types independently tested to ensure that they meet strict AAMA standards.  These tests provide homeowners and design professionals with a credible source that proves and validates our product performance and commitment to quality.