Marvin is a distinguished manufacturer that specializes in windows and doors. The company offers a diverse range of products that encompass numerous collections such as Marvin Signature, Coastline, Modern Ultimate, Marvin Elevate, and Marvin Essential. In providing different types of windows and doors, Marvin guarantees versatility and diverse choices to cater to various customer preferences.

Window types offered by Marvin include, but are not limited to, Awning, Bay and Bow, Casement, Corner, Double Hung, Picture, Specialty Shapes, Single Hung, Sliding, and Storefront. To complement this, an equally diverse selection of doors is also offered. This includes Bi-Fold, Commercial, Entry, Garage, Interior, Lift and Slide, Multi-Slide, Pivot, Sliding, and Swinging doors. Additionally, Marvin also manufactures skylights, further broadening the product range available to customers.

The company prides itself on quality and creativity, constantly seeking to not only improve their window and door designs but also to enhance the ways people live indoors. This mission has been central to Marvin's operations since its inception in 1912. Initially functioning as a family-owned cedar and lumber company, Marvin has always strived towards improving residential living and ensuring customer satisfaction.

Marvin also centers its business on positive societal goals, acknowledging the increasing amount of time people spend indoors. Efforts are taken not just towards building superior-quality windows and doors, but towards opening new possibilities for how people live, work, and experience a Marvin space.

Energy efficiency is another vital aspect in Marvin's mission. The company is dedicated to creating products that are not only practical and aesthetically pleasing, but also energy-efficient, which not only benefits the customer financially, but also has a positive impact on the environment.

In addition to their offerings, Marvin also operates a support center and provides the added convenience of dealer locator services. Furthermore, the company also extends its reach by offering career opportunities, thereby contributing to individual professional growth while simultaneously growing the company.

Verdict: Marvin excels in producing a wide variety of windows and doors, while prioritizing creativity, quality, indoor living enhancement, and energy efficiency.