About Us

Solar Panel Installation

Solar Side Up is a full-service, premium solar provider throughout Colorado.   

We pride ourselves in helping to find affordable, custom, reliable, solar energy solutions for your unique energy needs.  

We make it simple to go solar.  We design, permit, install, commission and help you maintain your system.  We provide excellent solar financing too!


Solar Side Up - Solar Installers in Colorado


Corey is an energetic, environmentally-minded college graduate with a passion for solar energy. He lives in Denver and enjoys hiking with his dog, science fiction, politics, and live music. Corey loves meeting people and talking with them about solar energy and wants you to know that you can call him at any time: 609-540-9464.


Brian is a rock climbing fool from Iowa!  He is quiet but loves solar!  Brian lives in Broomfield and works mainly in the North of Denver communities from Arvada, Westminster, Erie, Firestone, Frederick.  You want time with a guy who will take in every word spoken.  Brian is your guy.


Leo is a Loveland Volunteer Ski Patroller.  Leo serves mainly Denver and south of Denver.  He spends time in Denver and Highlands Ranch.  Leo comes to Solar Side UP with many years as a consultant and will work to find you the right solution for you.


Eric is a rock climbing fool from Indiana!  Eric is also a professional ski patroller.  You can find Eric at Loveland Ski Area during the ski season and in his spare time and during the summer loves putting together solar quotes and proposals for us.


Keoni is a starving, gap year, but going back to College Student. Keoni is putting together solar quotes all day long. Keoni is currently working on the Front Range communities of Lakewood, Golden, and Littleton. There isn't much Keoni hasn't seen or quoted for residential homes. Keoni loves gaming and volunteers as a Ski Patroller at Loveland.

Schedule an Appoinment with our Team

Let us know how we can help you attain the solar you want.

Our Story

An experience you can trust.

Jeff Fleischman and Geoff Vezzetti built their business that started with servicing a few of their family members, friends, and neighbors to a company that has helped over 1,000 Residential and Commercial customers. Recognized for their quality installation and ability to deliver they quickly became a top 10 installer in the state. They forged a reputation for professional solar energy installations. Today, we’re taking our success to the next level, and bringing better value to our customers by working with them directly. We are committed to serving our customers with a long-term commitment as our Solar Side Up family.

Solar Done Right

Locally known, Trusted, Experienced, Engaged, Established, and Growing.

Solar Side Up is a collection of talent.  We all bring our uniqueness to our company that believes in our mission to empower people with the very best in solar energy.  

Jeff Fleischman

Jeff Fleischman

Founder & CEO

Jeff has over 20 years of experience in all aspects of corporate start ups, funding, operations, and technical management of environmentally friendly and Green endeavors in the consulting, construction, emerging technology, land revitalization, retail and electronic technology fields.  For Solar Side Up he manages the day to day and growth activities of the company.  He also enjoys his saltwater aquarium tank and pinball hobbies along with walks with his artist wife Kendra and two grown daughters.

Geoff Vezzetti

Geoff Vezzetti

Founder & Operations

Geoff has over 20 years of Residential, Commercial and Solar experience.  He maintains a Masters Electrician License and oversees each installation personally.  He has owned and operated his own company for many years.  As a Founder of Solar side Up he manages and performs the design, estimating and system installations.  He also enjoys his son Austin, fostering Labradors and mountain getaways.

Michael DeRosia

Michael DeRosia

Business Development & Sales

Michael has over 17 years in Information Technologies and is a U.S.M.C. veteran. The business development manager and lead to our sales division. His passion for solar is seen with all his activism in nonprofit organizations and his involvement with COSEIA, CRES, and New Energy Colorado.  He lives in Lakewood, where he started the Sustainable Neighborhood program for Green Mountain. You’ll see him in a red vest as a National Ski Patroller at Loveland Ski Area during the Ski Season.