David L. Nelson

  • Sales & Marketing Support Professional
  • Jan 04, 2024
Full time Customer Service General Business Graphic Design Marketing Nonprofit Professional Services

Personal Summary

Results-driven sales and marketing professional  with a strong mix of business, community-based, teaching, and technical acumen that excels at being a great steward, making a difference in the lives of others, known for being flexible to do what is needed, and willing to take experience to the next level, particularly in a Catholic environment.

  • Created and updated sales and marketing collateral (cutsheets, staff bios, etc.) ensuring materials were brand consistent and easily available in a digital library for a firm of 150 staff that we used for proposals, email marketing campaigns, events, etc.
  • Assisted in coordinating the logistics of weekly field training for a staff of about 100 outside sales reps to increase prospecting activities/sales.  Achieved a more efficient training process identifying the right and closest sales reps who could help those who needed more training.
  • Coordinated a committee of a small not-for-profit housing organization resulting in putting together a first ever Homebuyer’s Fair where close to 250-300 people attended.

Work Experience

Guest Services Ambassador
Mar 2023 - Present Chicago Cubs

Front-facing customer service role providing a great fan experience to guests from ballgames to concerts to other events.

Substitute Teacher
Nov 1994 - Present Various School Districts in Boone-Winnebago-McHenry-Lake County, IL

10+ years’ experience teaching grades K - 12 in various school districts in the Boone, Winnebago, McHenry, and Lake County, IL area (Kelly Education Solutions, Nippersink, Richmond-Burton, Round Lake, Alden-Hebron, Rockford, Harlem, Belvidere, North Boone, Durand, Rockton, and Shirland school districts) on an on-call basis covering in the absence of the regular teacher; Nov. 1994 – Oct. 2001; Aug. 2012 - Present.

Marketing Associate
Oct 2015 - Jan 2022 Resource Environmental Solutions, LLC. (RES) / Applied Ecological Services, Inc. (AES)

(RES acquired AES in January 2021.)

Provided proposal assistance creating/proofreading/editing sales and marketing collateral (cutsheets, staff bios/resumes, content creation, SOQs, SF330s, etc.) and gathering any other needed materials and ensured our materials resulted in a consistent brand.

Created, updated, & ordered business cards for employees & conducted direct mailings.
Edited/updated website/SEO content and assisted with social media updates resulting in increased internet traffic, more awareness of our services, and more potential prospect.
Conducted market research/updated e-mail lists resulting in more efficient and effective e-blasts leading to an increase in potential prospects.

Assisted and participated in marketing outreach events (B2B-customer service) resulting in increased awareness of our organization, particularly our nursery, leading to more prospects.

Performed data entry; maintained collateral inventory for quick and efficient retrieval; scanning; storing/backing up files; correcting errors; and other administrative tasks.

In 2021, successfully converted all of AES’ marketing collateral over to RES’ brand to ease the acquisition.

Sales & Marketing Administrative Support
Oct 2001 - Jul 2012 International Services, Inc. (ISI, SMS-GPS, IPA)

Hybrid Manager & Assistant Director, January 2007 to July 2012: Assisted with managing the prospecting activities of sales reps. calling them daily, helping them identify relevant businesses, promote sales, and assisting with contests, conference calls, etc..  In 2007 and 2008, achieved a record for prospecting/sales activity running the department in the absence of the Director.

Training Manager, July 2004 to July 2012: Assisted in coordinating the logistics of weekly field training for our sales reps to increase prospecting activities/sales.  Achieved a more efficient training process identifying the right and closest sales reps who could train those who needed more training.

Hybrid & Allocations Assistant, December 2002 to July 2012: Audited business cards sent in from our sales reps for quality for their business coordinators and tracked the inventory for appointments/sales.  Achieved more qualified businesses to call, preventing repetitive sales contacts, and eliminating non-relevant businesses.

Business Coordinator, October 2001 to December 2002: Achieved a 40% closing rate managing the daily schedule of my outside sales rep. by setting up qualified appointments with high-level decision makers of private small-to-medium sized companies based on two to three qualified leads per day.


B.A., Political Science
Aug 1990 - May 1992 Illinois State University
A.A.S., Graphic Arts Technology
May 2002 - May 2004 Illinois State Unversity