COLESOFT MARKETING - Key Persons


Becca Cole

Job Titles:
  • Administration
  • Media Developer
Becca helps Wendie with customer support on the administrative team. She handles customer contracts and access codes, website and social media maintenance, and helps with marketing and technical materials. Becca joined the ColeSoft family in 2015, after joining the Cole family when she married Calin in 2011. She is an avid gardener and reader, and collects books. Her hobbies have fallen by the wayside now that children take up most of her free time.

Bob Shimizu

Job Titles:
  • Sales, Product Educator
Bob was the first person in the door after Dave founded ColeSoft, and he has been handling customer relationships since 1988. He directs sales and renewal support, first level technical support, product training, and product evaluations. He authored the z/XDC Primer and the z/XDC Quick Reference books, and has done ad work and several websites for ColeSoft over the years. If you have a question about z/XDC, he'll be happy to help you or find someone who can. Bob lives in Prescott, AZ. He is taking Grandfather Lessons from four little kids. Bob is also a nationally recognized jazz guitarist. If you are interested in that side of Bob's enterprises, please check out BobShimizu.com. Read Bob's article about the relevance of the mainframe industry, "Mainframes are IT!".

Calin Cole - President, VP

Job Titles:
  • President
  • Vice President
  • Contracts & Legal
Calin formally joined the ColeSoft team in 2013, although he's been a participating member his entire life. He handles the business management side of ColeSoft. He answers the big questions and helps Tamara with larger administrative items. He also deals with the details of customer contracts. Calin enjoys building furniture, woodworking, and helping raise his children. He lives in Charlottesville, Virginia with his wife, Becca Cole, and their daughters.

David Cole

Job Titles:
  • Architect
  • Lead Developer
Dave has owned and operated ColeSoft since 1988. He is the lead developer of the company's core product, the source level assembler debugger z/XDC, which first came to market as the "DeBugging Controller (DBC)" in 1980. Dave has 40 years of programming experience in z/OS, MVS, and predecessor systems, and has earned a reputation as an authority in his field. ColeSoft serves as an informal clearing house for z/OS "lore", and z/XDC users often call upon Dave not to discuss z/XDC, but to ask about z/OS itself. Dave's understanding of z/OS internals has been greatly enhanced through his network of software engineers in z/XDC's user community, which has helped enhance the features of z/XDC and contribute to the dissemination of knowledge on z/OS internals.

Frank Chu

Job Titles:
  • Development Programmer
Frank is a development programmer and one-man IT department. He provides second level technical support to our customers, investigating and trouble shooting technical issues, bug fixes, and providing a large portion of the quality control for ColeSoft's products. Frank also writes a lot of z/XDC's internal maintenance. Frank is an excellent cook, which earns him the title of "ColeSoft Executive Chef". He lives with his family in Charlottesville, Virginia.

Michael Lewis

Job Titles:
  • Development Programmer
Michael is a second generation mainframer who literally grew up playing on raised floor. He taught himself various computer languages, including IBM assembler language. Over the next 30 years, Michael worked for the EPA Office of Enforcement and for the IRS, as well as several private sector companies such as IBM, EDS, and Software AG. In that time, Michael designed and authored three commercial software packages that "made it out the door" - a patented IBM facility known as DNET, and ColeSoft's own tfs/XDC and cs-cdf/XDC. In his spare time, Michael plays piano, collects things, and spends time with his wife and family in Sanford, North Carolina.

Peter Morrison

Job Titles:
  • Development Programmer
Peter Morrison has been in the IBM mainframe industry for over 40 years, over 26 of those as an architect/developer with the NetMaster product. In that time he has designed many applications, and has implemented many of those designs. He has been an enthusiastic user of XDC since 1990, and now has been able to apply his skills and experience with XDC towards further development.

Tamara Critzer

Job Titles:
  • Comptroller
  • Administrative Support
Tamara works behind the scenes making sure ColeSoft pays all the bills and follows all the tax laws. She also handles HR for the company. She, Wendie & Becca team up to keep everyone else in line. In her spare time, Tamara enjoys horseback riding, cross stitching, antiquing, swimming, and spending time with her family, two grandsons and a granddaughter. Tamara lives in Nelson County, Virginia.

Wendie Wyant, Sr.

Job Titles:
  • Bookkeeper
  • Customer Support
  • Senior Bookkeeper
Wendie provides customer support on the administrative side. She handles invoice questions and customer contracts. She, Tamara and Becca make sure the office runs smoothly. Wendie lives in Afton, Virginia, with her husband Mark, their girls, Amanda and Crystal, and their granddaughter, Oakleigh.