US label under Firstcom Music.

UT 101 - Up-Tempo Volume 1
UT 102 - Up-Tempo Volume 2
UT 103 - Up-Tempo Volume 3
UT 104 - Up-Tempo Volume 4 - Jim Long/Ken Nelson/James Neel/Mary Matthews/Sally Griffith/Matthew Muhoberac/John Bahler/Hal Brown/Donald Kelly/Bob Farrar/David Wolf/Patrick Coil/Lars Chatterham
UT 105 - Up-Tempo Volume 5 - John Bahler/Matthew Muhoberac/Mary Matthews/Sally Griffith/Dick Halligan/Hal Brown/Donald Kelly/David Wolf/Dolby Robertson/Phil Kelly/Patrick Coil
UT 106 - Up-Tempo Volume 6
UT 107 - Up-Tempo Volume 7
UT 108 - Up-Tempo Volume 8
UT 109 - Up-Tempo Volume 9
UT 110 - Up-Tempo Volume 10
UT 111 - Up-Tempo Volume 11
UT 112 - Up-Tempo Volume 12
UT 113 - Up-Tempo Volume 13
UT 114 - Up-Tempo Volume 14

MT 201 - Medium-Tempo Volume 1
MT 202 - Medium-Tempo Volume 2
MT 203 - Medium-Tempo Volume 3
MT 204 - Medium-Tempo Volume 4 - Hal Brown/Phil Kelly/Matthew Muhoberac/Mary Matthews/John Bahler/Lars Clutterham/Bo Donovan (1985)
MT 205 - Medium-Tempo Volume 5
MT 206 - Medium-Tempo Volume 6
MT 207 - Medium-Tempo Volume 7
MT 208 - Medium-Tempo Volume 8
MT 209 - Medium-Tempo Volume 9
MT 210 - Medium-Tempo Volume 10
MT 211 - Medium-Tempo Volume 11
MT 212 - Medium-Tempo Volume 12
MT 213 - Medium-Tempo Volume 13
MT 214 - Medium-Tempo Volume 14
MT 215 - Medium-Tempo Volume 15
MT 216 - Medium-Tempo Volume 16
MT 217 - Medium-Tempo Volume 17
MT 218 - Medium-Tempo Volume 18
MT 219 - Medium-Tempo Volume 19

ST 301 - Slow-Tempo Volume 1
ST 302 - Slow-Tempo Volume 2
ST 303 - Slow-Tempo Volume 3 - Phil Kelly/Larry Cansler/John Bahler/Mary Matthews/Sally Griffith/Matthew Muhoberac/Kennett Sutherland/Bob Farrar
ST 303 - Slow-Tempo Volume 4

PE 501 - Production Elements Volume 1
PE 502 - Production Elements Volume 2
PE 503 - Production Elements Volume 3
PE 504 - Production Elements Volume 4

I can state when they were released on CD they had titles:
UT101 - The Leader
UT102 - Wheels Of Commerce
UT103 - Lightning
UT104 - Powersurge
UT105 - New Beginning
UT106 - Rush Hour
UT107 - Heavy
UT108 - Cityscapes
UT109 - Winner
UT110 - Solid Rock
UT111 - Full Force
UT112 - Power Tracks
UT113 - Thunder Run
UT114 - Hard Ball

MT201 - Choices
MT202 - Catch the Feeling
MT203 - Resolution
MT204 - Dawn In the City
MT205 - Positive Connection
MT206 - Progress
MT207 - Smooth Sailing
MT208 - Energy Source
MT209 - Positive Impact
MT210 - Carefree
MT211 - Brightlite
MT212 - Free and Easy
MT213 - Real Live
MT214 - New Directions
MT215 - Determination
MT216 - Themes
MT217 - Attitude Adjuster
MT218 - Cool Light
MT219 - City Slick
Did this series go past 219?

ST301 - Softly Speaking
ST302 - Late Night
ST303 - Vision
ST304 - Quiet Time

SS401 - Country
SS402 - Novelty
SS403 - Holiday
SS404 - Americana
SS405 - Around The World/Christmas
SS406 - Christmas

PE501 - Quick Image
PE502 - Super Cues
PE503 - Power Up
PE504 - Computer Animation

(My additions bolded.)

13-16 Hard Nosed - B. Havens
34-37 Thunder Run - B. Havens
Does anyone have a first name for B. Havens?

The B would be Brent
https://www.ascap.com/repertory#ace/search/workID/500461843

MT 204 - Medium-Tempo Volume 4 - No composers listed?

Brown/P.Kelly/Muhobernac/Mattews/Bahler/Clutterham/Donavan/

To add more to this list as pointed out by Retronator, here are some more before they started the FC- series.

DPL99 - "99" - This is a demo disc
BCD-004 - 1987 Demo
PE505 - Energy Shots
PE506 - Megaforce
SP001 - Maximum Impact Specialty Disc 1
SP002 - Maximum Impact Specialty Disc 2

Edit: Here are the composers as listed in the FirstCom Catalog and the CD's I have:
UT101 - W. Meyes / Brown / Kelly / P. Kelly / Matthews / Bahler / Clutterham / Donovan / Griffith
UT102 - Brown / Kelly / P. Kelly / Matthews / Griffith / Bahler / Muhoberac / Clutterham / Donovan / Whitman
UT103 - L. Cansler / Brown / Kelly / Matthews / Griffith / Bahler / P. Kelly / Clutterham / Donovan
UT104 - Long / Nelson / J. Neel / Matthews / Griffith / Muhoberac / Bahler / Brown / Kelly / B. Farrar / D. Wolf / P. Coil / L. Clutterham
UT105 - Bahler / Muhorberac / Matthews / Griffith / D. Halligan / Brown / Kelly / D. Wolf / D. Robertson / P. Kelly / P. Coil
UT106 - W. Meyers / Levin / Mikkleson / Bach / Matthews / Griffith / D. Hamilton
UT107 - S. Vaus / R. Ayala / Levin / Falcone / Matthews / Griffith / Many / Seeburg
UT108 - S. Fawcett / Levin / Many / B. Guin / R. Ayala / Mesney
UT109 - B. Havens / S. O'Connor / D. Hamilton / Levin / Many
UT110 - S. Vaus / P. Mariconda
UT111 - Levin / Many / S. O'Connor / S. Vaus
UT112 - S. Vaus / De Simone / Hajian / Samalin
UT113 - S. O'Connor / S. Fawcett / B. Havens / R. Ayala
UT114 - S. O'Connor / R. Ayala / B. Havens / B. Guin
MT201 - Kelly / Sutherland / Brown / Muhoberac / Matthews / Bahler / P. Kelly / Griffith
MT202 - Brown / Kelly / Sutherland / Muhoberac / Matthews / Bahler / Clutterham / Donovan / Griffith
MT203 - P. Kelly / Brown / Kelly / Sutherland / Matthews / Griffith / Bahler
MT204 - Brown / Kelly / P. Kelly / Muhoberac / Matthews / Bahler / Clutterham / Donovan
MT205 - Matthews / Griffith / Bahler / P. Kelly / L. Cansler / Brown / Kelly / C. Coil / Muhoberac / B. Meyers
MT206 - Matthews / Griffith / Muhoberac / Bahler / Cansler / B. Farrar / C. Moore
MT207 - D. Robertson / P. Kelly / Sutherland / D. Halligan / L. Clutterham / Matthews / Griffith / Muhoberac / Bahler / C. Moore
MT208 - Levin / Campbell / Mikkleson / Many / Seeburg / Bach
MT209 - W. Meyers / Brown / Kelly / Levin / Many / Matthews / Griffith / D. Hamilton / Katayama
MT110 - Levin / Many / Matthews / Griffith / Cabaza / Seeburg / Brown / Kelly / Bahler / Muhoberac
MT111 - S. Vaus / Levin / Many / B. Guin / R. Ayala / J. Hooper / S. Fawcett
MT112 - Levin / Many / Matthews / Griffith / R. Ayala / Seeburg / T. Cruz
MT113 - Matthews / Griffith / S. O'Connor / S. Fawcett / Dorsey
MT114 - S. O'Connor / Matthews / Griffith
MT115 - ???
MT116 - Levin / Many / K. Stover / S. O'Connor / Mesney
MT117 - S. Vaus / Levin / Many / De Simone / Hajian / Samalin / S O'Connor
MT118 - ???
MT119 - B. Havens / S O'Connor / R. Ayala / Levin / Many / S. Vaus
ST301 - Brown / Kelly / Muhoberac / Matthews / Bahler / P. Kelly / Banks / Marinelli
ST302 - Brown / Kelly / Cansler / Muhoberac / Bahler / P. Kelly / Matthews / W. Meyers / S. Sullivan / C. Coil / Clutterham / Donovan / C. Moore
ST303 - P. Kelly / Cansler / Bahler / Matthews / Griffith / Muhoberac / Kelly / Sutherland / B. Farrar
ST304 - G. Levin / Many / Bach / Mikkleson / Matthews / Griffith / Brown / Kelly / W. Meyers / Bahler / Muhoberac
SS401 - Brown / Kelly / S. Curry / B. Rowan
SS402 - Brown / Kelly / P. Kelly / Matthews / Griffith / Bahler / Muhoberac
SS403 - Brown / Kelly / P. Kelly / Cansler / Muhoberac / Bahler / Matthews
SS404 - G. Levin / Many / Chianese / S. Vaus
SS405 - S. O'Connor
SS406 - S. Fawcett / R. Ayala / B. Guin
PE501 - J. Long / Bahler / Brown / Kelly / C. Moore / Nelson / Sutherland / P. Kelly
PE502 - P. Kelly / L. Cansler / Matthews / Griffith / Bahler / Sutherland / Brown / Kelly / C. Moore / S. Sullivan / Kirzman / Muhoberac / Nelson / Long
PE503 - Matthews / Griffith / Muhoberac / Bahler / Ayala / Caccetta / L. Clutterham / T. Bahler
PE504 - Ruben Ayala
PE505 - ???
PE506 - ???
SP001 - ???
SP002 - ???

Oh, right. Cool! I guess some copies were printed without these.