Professional Summary
Overview
Work History
Education
Skills
Timeline

Derek Gildehaus

East Side Lumberyard Supply
MARTHASVILLE,MO
31
years of professional experience

Results-driven Territory Sales Representative with a strong focus on relationship building, customer training, and lead generation. Proven ability to enhance product knowledge and drive sales growth in competitive markets.

Work History

Territory Sales Representative

1 Year 1 Month
East Side Lumberyard Supply | 08.2025 - Current
  • Developed and maintained strong customer relationships to drive product sales and loyalty.
  • Resolved customer inquiries and issues promptly, ensuring high levels of satisfaction and retention.
  • Enhanced product knowledge among customers by conducting informative presentations and demonstrations.
  • Boosted sales in assigned territory by developing and maintaining strong relationships with key clients.

Territory Sales Representative

8 Years
Broad Building Supply | 08.2017 - 08.2025
  • Maintained relationships with established accounts and prospected new retailers by calling on customers and engaging prospects in person.
  • Expanded client base through effective prospecting, cold calling, and networking events.
  • Responsible for Product Training with Lumberyard sales and home owners.
  • Setting up quoting software on customers computers and training on how to use the software.
  • Made jobsite visits to help develop relationships and trouble shoot issue occurring in the field.

Purchasing /Retail Sales Associate

18 Years 10 Months
Washington Lumber | 10.1998 - 08.2017
  • Assisted customers in product selection, enhancing overall shopping experience.
  • Maintained inventory accuracy through regular stock checks and organization.
  • Trained sales staff on product knowledge on doors, windows, and decking.
  • Assisted in setting up promotional displays to attract customer attention and boost sales.
  • Conducted product demonstrations to highlight features and benefits, increasing customer interest.
  • Responsible for researching and bringing in new product to fit our customer base.
  • Handled customer complaints with empathy and patience, resolving issues to maintain positive store reputation.

Outside Sales Representative

2 Years 6 Months
Doors N More | 03.1996 - 09.1998
  • Cultivated relationships with clients to identify needs and recommend suitable door solutions.
  • Developed comprehensive sales strategies to target new markets and increase revenue streams.
  • Conducted product demonstrations and presentations to showcase benefits of custom door installations.
  • Visited customer locations to evaluate requirements, demonstrate product offerings, and propose strategic solutions for diverse needs.

Education

Bachelor of Science - Business Administration

Culver Stockton College | Canton, MO | 05.1994

Skills

Territory management
Lead generation
Product knowledge
Customer training
Blueprint interpretation
Problem-solving abilities

Timeline

Territory Sales Representative

East Side Lumberyard Supply
08.2025 - CurrentRead More

Territory Sales Representative

Broad Building Supply
08.2017 - 08.2025Read More

Purchasing /Retail Sales Associate

Washington Lumber
10.1998 - 08.2017Read More

Outside Sales Representative

Doors N More
03.1996 - 09.1998Read More

Culver Stockton College

Bachelor of Science from Business Administration
Read More
Derek Gildehaus