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The Local Market Experts

Meet our Brokers

Jim Ditzel 

Jim Ditzel, CCIM

Jim specializes in tenant and buyer representation of office, flex, industrial and select retail categories. Since 2000 he has completed more than 300 commercial transactions totaling over $70,000,000 in excess of one million square feet of space, primarily in the Boulder and Broomfield County markets.

Jim is a Certified Commercial Investment Member (CCIM) and the acting president of the Commercial Brokers of Boulder association. Prior to his involvement with Longmont Commercial Real Estate he was a senior broker with Gibbons-White, Inc. and The Colorado Group, Inc. Jim has his Masters in Journalism and Business from CU Boulder and a BA from The University of Iowa. He has lived in the Boulder area since 1983 and is a native of Iowa. Jim’s passions revolve around his family, bicycling, physical fitness, music, reading, writing and travel.

Tim Conarro 

Tim has worked and lived in the Longmont area since 1983. Over the years he has developed a reputation for dealing fairly and ethically with buyers, sellers, tenants and other industry professionals. Using multiple commercial databases, Tim can help you understand your segment of market, whether it be office, industrial, lab/flex, retail or raw land. He he has his finger on the pulse of our ever-changing lease rates and list prices. He understands that integrity comes first and that building trust is the cornerstone to any relationship.

Prior to forming Summit, Tim was a commercial broker with The Colorado Group, Inc. Tim is president on Commercial Brokers of Longmont. Tim has an MBA with an emphasis in finance from CU Boulder and a BS in Geology from Allegheny College. He is active in the community and volunteers with many non profits including Rotary International, Junior Achievement, Longmont Economic Development Partnership, Longmont Parks & Rec Advisory Board, CU Leeds Mentoring and Boulder County Adopt a Road. Tim enjoys hiking, skiing, biking, fly fishing, and spending time with his family.

JD Belanger 

JD has been a Boulder County resident since 2000. Since then he has built a small portfolio of rental properties, which he and his family manage. He moved from residential to commercial real estate in 2018 in order to join Summit Commercial Brokers. His can-do attitude has had a major positive impact for the brokerage.

In his first year alone, JD completed commercial sale and lease transaction totaling more than $2,000,000. JD’s prior work experience has been varied; beginning with a degree in engineering, followed by a career in the Navy building, man- aging and operating real property for Uncle Sam. He later worked for Walt Disney Company doing Property Management at Disneyland and then for 16 years in the aerospace industry in Boulder, Denver and Alice Springs, Australia. These real-world experiences have given him the ability quickly understand the facility and business needs of the varied commercial client base which Summit Commercial Brokers serves.

JD is a native of Oregon and former career Naval officer who has lived & worked in various cultures across the globe on four continents. He offers representation for tenants, buyers, sellers, and landlords in Boulder, Broomfield and western Weld Counties. By virtue of an engineering education, strong aptitude and real-world experience JD can add significant value to industrial, office and retail users. He has been a property manager since 2003 and a full time Commercial Real Estate Broker since 2017.

Rachel Austefjord 

Rachel Austefjord

A recent CU Grad, Rachel joins our team as our marketing and brokerage assistant. Originally from Silicon Valley, she moved to Boulder in 2014 to attend CU’s Leeds School of Business where she graduated with distinction with a B.S. in Management and a Certificate in Real Estate in May 2018.

Before joining Summit Commercial Brokers, Rachel was an intern at East West Partners in Denver, where she worked on market analysis for development purposes in ski resort areas.

Rachel also enjoys hiking, cross country skiing, photography, watching her favorite Bay Area sports teams, ultimate frisbee, and playing 5+ instruments.

Contact Longmont Commercial Real Estate today for all of your Commercial Real Estate needs.

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Broomfield Commercial Real Estate provides commercial real state sales & Leasing to established businesses, to start ups, to property owners and to investors in the greater Broomfield Colorado area


Broomfield Commercial Real Estate Brokerage: Summit Commercial Brokers, 325 Interlocken Parkway Building A #105, Broomfield CO 80021

Broomfield Commercial Real Estate
325 Interlocken Parkway Building A #105,
Broomfield CO 80021
Phone: 720-600-9084 Copyright 2014